./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-nla/dijkstra5-both-nt.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b 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_9795ed84-65f4-43af-9869-bcda2bd1318e/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9795ed84-65f4-43af-9869-bcda2bd1318e/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9795ed84-65f4-43af-9869-bcda2bd1318e/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9795ed84-65f4-43af-9869-bcda2bd1318e/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-nla/dijkstra5-both-nt.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9795ed84-65f4-43af-9869-bcda2bd1318e/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9795ed84-65f4-43af-9869-bcda2bd1318e/bin/ukojak-pZX7IvK2PQ --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 1311e92b010f06e52be84ec52b75ec93594134b7a325e76c2963ae3ac9ab2bc2 --- 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-6b4ec56 [2022-11-20 17:15:24,455 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:15:24,458 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:15:24,499 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:15:24,500 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:15:24,504 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:15:24,507 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:15:24,509 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:15:24,512 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:15:24,517 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:15:24,518 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:15:24,519 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:15:24,519 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:15:24,520 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:15:24,521 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:15:24,522 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:15:24,523 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:15:24,524 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:15:24,525 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:15:24,534 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:15:24,536 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:15:24,539 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:15:24,540 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:15:24,541 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:15:24,551 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:15:24,552 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:15:24,552 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:15:24,554 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:15:24,554 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:15:24,555 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:15:24,556 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:15:24,556 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:15:24,558 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:15:24,559 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:15:24,560 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:15:24,562 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:15:24,562 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:15:24,563 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:15:24,563 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:15:24,564 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:15:24,565 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:15:24,566 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9795ed84-65f4-43af-9869-bcda2bd1318e/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:15:24,610 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:15:24,610 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:15:24,611 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:15:24,612 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:15:24,613 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:15:24,613 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:15:24,614 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:15:24,614 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:15:24,614 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:15:24,614 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:15:24,615 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:15:24,616 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:15:24,616 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:15:24,616 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:15:24,617 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:15:24,617 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:15:24,617 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:15:24,617 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:15:24,618 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:15:24,618 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:15:24,618 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:15:24,619 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:15:24,619 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:15:24,619 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:15:24,619 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:15:24,620 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:15:24,620 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:15:24,620 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:15:24,620 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:15:24,621 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:15:24,621 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_9795ed84-65f4-43af-9869-bcda2bd1318e/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9795ed84-65f4-43af-9869-bcda2bd1318e/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1311e92b010f06e52be84ec52b75ec93594134b7a325e76c2963ae3ac9ab2bc2 [2022-11-20 17:15:24,919 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:15:24,954 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:15:24,960 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:15:24,961 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:15:24,962 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:15:24,963 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9795ed84-65f4-43af-9869-bcda2bd1318e/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/termination-nla/dijkstra5-both-nt.c [2022-11-20 17:15:27,991 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:15:28,261 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:15:28,262 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9795ed84-65f4-43af-9869-bcda2bd1318e/sv-benchmarks/c/termination-nla/dijkstra5-both-nt.c [2022-11-20 17:15:28,269 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9795ed84-65f4-43af-9869-bcda2bd1318e/bin/ukojak-pZX7IvK2PQ/data/63178c5c8/f05dcc3294d54783883eed5103d1d036/FLAGc6f4544b1 [2022-11-20 17:15:28,290 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9795ed84-65f4-43af-9869-bcda2bd1318e/bin/ukojak-pZX7IvK2PQ/data/63178c5c8/f05dcc3294d54783883eed5103d1d036 [2022-11-20 17:15:28,293 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:15:28,294 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:15:28,297 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:15:28,298 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:15:28,301 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:15:28,302 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:15:28" (1/1) ... [2022-11-20 17:15:28,303 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@399e0688 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:28, skipping insertion in model container [2022-11-20 17:15:28,304 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:15:28" (1/1) ... [2022-11-20 17:15:28,311 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:15:28,330 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:15:28,526 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:15:28,532 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:15:28,566 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:15:28,576 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:15:28,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:28 WrapperNode [2022-11-20 17:15:28,577 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:15:28,578 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:15:28,579 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:15:28,579 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:15:28,588 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:28" (1/1) ... [2022-11-20 17:15:28,609 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:28" (1/1) ... [2022-11-20 17:15:28,642 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 93 [2022-11-20 17:15:28,651 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:15:28,652 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:15:28,652 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:15:28,653 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:15:28,662 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:28" (1/1) ... [2022-11-20 17:15:28,663 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:28" (1/1) ... [2022-11-20 17:15:28,665 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:28" (1/1) ... [2022-11-20 17:15:28,665 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:28" (1/1) ... [2022-11-20 17:15:28,670 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:28" (1/1) ... [2022-11-20 17:15:28,679 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:28" (1/1) ... [2022-11-20 17:15:28,680 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:28" (1/1) ... [2022-11-20 17:15:28,681 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:28" (1/1) ... [2022-11-20 17:15:28,683 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:15:28,683 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:15:28,684 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:15:28,684 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:15:28,684 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:28" (1/1) ... [2022-11-20 17:15:28,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:15:28,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9795ed84-65f4-43af-9869-bcda2bd1318e/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:15:28,729 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9795ed84-65f4-43af-9869-bcda2bd1318e/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:15:28,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9795ed84-65f4-43af-9869-bcda2bd1318e/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:15:28,779 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:15:28,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:15:28,839 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:15:28,841 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:15:49,748 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:15:49,762 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:15:49,767 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 17:15:49,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:15:49 BoogieIcfgContainer [2022-11-20 17:15:49,770 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:15:49,771 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:15:49,771 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:15:49,782 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:15:49,782 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:15:49" (1/1) ... [2022-11-20 17:15:49,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:15:49,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:49,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 128 states and 133 transitions. [2022-11-20 17:15:49,876 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 133 transitions. [2022-11-20 17:15:49,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 17:15:49,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:49,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:49,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:49,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-20 17:15:49,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:15:50,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:15:50,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:50,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 129 states and 136 transitions. [2022-11-20 17:15:50,067 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 136 transitions. [2022-11-20 17:15:50,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:15:50,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:50,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:50,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:50,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 1 conjunts are in the unsatisfiable core [2022-11-20 17:15:50,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:15:50,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:15:50,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:50,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 128 states and 135 transitions. [2022-11-20 17:15:50,094 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 135 transitions. [2022-11-20 17:15:50,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 17:15:50,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:50,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:50,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:50,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-20 17:15:50,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:15:50,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:15:50,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:50,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 131 states and 142 transitions. [2022-11-20 17:15:50,199 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 142 transitions. [2022-11-20 17:15:50,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 17:15:50,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:50,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:50,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:50,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-20 17:15:50,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:15:50,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:15:50,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:50,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 132 states and 143 transitions. [2022-11-20 17:15:50,236 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 143 transitions. [2022-11-20 17:15:50,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:15:50,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:50,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:50,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:50,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 17:15:50,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:15:50,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:15:50,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:50,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 136 states and 149 transitions. [2022-11-20 17:15:50,416 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 149 transitions. [2022-11-20 17:15:50,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:15:50,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:50,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:50,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:50,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 17:15:50,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:15:50,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:15:50,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:50,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 141 states and 155 transitions. [2022-11-20 17:15:50,575 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 155 transitions. [2022-11-20 17:15:50,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:15:50,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:50,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:50,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:50,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-20 17:15:50,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:15:50,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:15:50,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:50,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 143 states and 157 transitions. [2022-11-20 17:15:50,624 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 157 transitions. [2022-11-20 17:15:50,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:15:50,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:50,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:50,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:50,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-20 17:15:50,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:15:50,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:15:50,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:50,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 144 states and 158 transitions. [2022-11-20 17:15:50,665 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 158 transitions. [2022-11-20 17:15:50,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:15:50,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:50,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:50,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:50,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-20 17:15:50,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:15:50,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:15:50,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:50,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 145 states and 159 transitions. [2022-11-20 17:15:50,710 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 159 transitions. [2022-11-20 17:15:50,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:15:50,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:50,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:50,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:50,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-20 17:15:50,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:15:50,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:15:50,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:50,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 146 states and 160 transitions. [2022-11-20 17:15:50,758 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 160 transitions. [2022-11-20 17:15:50,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:15:50,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:50,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:50,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:50,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 17:15:50,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:15:50,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:15:50,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:50,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 147 states and 161 transitions. [2022-11-20 17:15:50,815 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 161 transitions. [2022-11-20 17:15:50,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:15:50,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:50,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:50,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:50,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-20 17:15:50,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:15:50,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:15:50,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:50,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 155 states and 169 transitions. [2022-11-20 17:15:50,989 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 169 transitions. [2022-11-20 17:15:50,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:15:50,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:50,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:51,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:51,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-20 17:15:51,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 17:15:51,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:15:51,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:51,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 168 states and 186 transitions. [2022-11-20 17:15:51,376 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 186 transitions. [2022-11-20 17:15:51,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:15:51,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:51,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:51,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:15:51,398 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 17:15:51,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:15:51,417 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 14 iterations. [2022-11-20 17:15:51,454 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:15:51 ImpRootNode [2022-11-20 17:15:51,454 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 17:15:51,455 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 17:15:51,455 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 17:15:51,455 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 17:15:51,456 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:15:49" (3/4) ... [2022-11-20 17:15:51,458 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-11-20 17:15:51,512 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9795ed84-65f4-43af-9869-bcda2bd1318e/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 17:15:51,513 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 17:15:51,518 INFO L158 Benchmark]: Toolchain (without parser) took 23219.56ms. Allocated memory is still 169.9MB. Free memory was 136.7MB in the beginning and 67.4MB in the end (delta: 69.3MB). Peak memory consumption was 68.8MB. Max. memory is 16.1GB. [2022-11-20 17:15:51,519 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 169.9MB. Free memory is still 121.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:15:51,519 INFO L158 Benchmark]: CACSL2BoogieTranslator took 280.12ms. Allocated memory is still 169.9MB. Free memory was 136.7MB in the beginning and 126.8MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 17:15:51,520 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.57ms. Allocated memory is still 169.9MB. Free memory was 126.8MB in the beginning and 125.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:15:51,521 INFO L158 Benchmark]: Boogie Preprocessor took 31.17ms. Allocated memory is still 169.9MB. Free memory was 125.0MB in the beginning and 123.8MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:15:51,521 INFO L158 Benchmark]: RCFGBuilder took 21086.91ms. Allocated memory is still 169.9MB. Free memory was 123.8MB in the beginning and 99.9MB in the end (delta: 23.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-20 17:15:51,522 INFO L158 Benchmark]: CodeCheck took 1683.36ms. Allocated memory is still 169.9MB. Free memory was 99.9MB in the beginning and 69.5MB in the end (delta: 30.4MB). Peak memory consumption was 31.0MB. Max. memory is 16.1GB. [2022-11-20 17:15:51,522 INFO L158 Benchmark]: Witness Printer took 57.82ms. Allocated memory is still 169.9MB. Free memory was 69.5MB in the beginning and 67.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:15:51,529 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, 128 locations, 60 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 14, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 561 SdHoareTripleChecker+Valid, 1.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 392 mSDsluCounter, 250 SdHoareTripleChecker+Invalid, 1.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 142 mSDsCounter, 105 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 973 IncrementalHoareTripleChecker+Invalid, 1078 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 105 mSolverCounterUnsat, 108 mSDtfsCounter, 973 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 974 GetRequests, 923 SyntacticMatches, 21 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 367 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 133 NumberOfCodeBlocks, 133 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 104 ConstructedInterpolants, 0 QuantifiedInterpolants, 358 SizeOfPredicates, 1 NumberOfNonLiveVariables, 260 ConjunctsInSsa, 38 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 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: 41]: integer overflow possible integer overflow possible We found a FailurePath: [L22] int n, p, q, r, h; [L24] n = __VERIFIER_nondet_int() [L26] p = 0 [L27] q = 1 [L28] r = n [L29] h = 0 VAL [h=0, n=-536870913, p=0, q=1, r=-536870913] [L40] COND TRUE q > n VAL [h=0, n=-536870913, p=0, q=1, r=-536870913] [L41] EXPR h * h VAL [h=0, n=-536870913, p=0, q=1, r=-536870913] [L41] EXPR h * h * p VAL [h=0, n=-536870913, p=0, q=1, r=-536870913] [L41] EXPR 4 * h VAL [h=0, n=-536870913, p=0, q=1, r=-536870913] [L41] EXPR 4 * h * n VAL [h=0, n=-536870913, p=0, q=1, r=-536870913] [L41] EXPR 4 * h * n * q VAL [h=0, n=-536870913, p=0, q=1, r=-536870913] [L41] h * h * p - 4 * h * n * q VAL [h=0, n=-536870913, p=0, q=1, r=-536870913] [L41] 4 * n VAL [h=0, n=-536870913, p=0, q=1, r=-536870913] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 169.9MB. Free memory is still 121.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 280.12ms. Allocated memory is still 169.9MB. Free memory was 136.7MB in the beginning and 126.8MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.57ms. Allocated memory is still 169.9MB. Free memory was 126.8MB in the beginning and 125.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.17ms. Allocated memory is still 169.9MB. Free memory was 125.0MB in the beginning and 123.8MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 21086.91ms. Allocated memory is still 169.9MB. Free memory was 123.8MB in the beginning and 99.9MB in the end (delta: 23.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 1683.36ms. Allocated memory is still 169.9MB. Free memory was 99.9MB in the beginning and 69.5MB in the end (delta: 30.4MB). Peak memory consumption was 31.0MB. Max. memory is 16.1GB. * Witness Printer took 57.82ms. Allocated memory is still 169.9MB. Free memory was 69.5MB in the beginning and 67.4MB 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! [2022-11-20 17:15:51,552 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9795ed84-65f4-43af-9869-bcda2bd1318e/bin/ukojak-pZX7IvK2PQ/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)