./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-nla/dijkstra4-both-nt.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 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_09b8f0fb-7652-4914-ab9a-92747c4a1e9f/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09b8f0fb-7652-4914-ab9a-92747c4a1e9f/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09b8f0fb-7652-4914-ab9a-92747c4a1e9f/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09b8f0fb-7652-4914-ab9a-92747c4a1e9f/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-nla/dijkstra4-both-nt.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09b8f0fb-7652-4914-ab9a-92747c4a1e9f/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09b8f0fb-7652-4914-ab9a-92747c4a1e9f/bin/ukojak-rkRKPMF4O4 --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 6d80bfac8239edb36458a39079f29084e725943de73140087509ea8c53e688bf --- 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-2329fc7 [2022-12-14 23:55:01,675 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:55:01,677 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:55:01,695 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:55:01,696 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:55:01,697 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:55:01,698 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:55:01,699 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:55:01,701 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:55:01,701 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:55:01,702 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:55:01,704 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:55:01,704 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:55:01,705 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:55:01,706 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:55:01,707 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:55:01,708 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:55:01,709 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:55:01,710 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:55:01,712 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:55:01,713 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:55:01,714 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:55:01,715 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:55:01,716 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:55:01,719 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:55:01,720 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:55:01,720 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:55:01,721 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:55:01,721 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:55:01,722 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:55:01,723 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:55:01,723 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:55:01,724 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:55:01,725 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:55:01,726 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:55:01,726 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:55:01,726 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:55:01,727 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:55:01,727 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:55:01,728 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:55:01,728 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:55:01,729 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09b8f0fb-7652-4914-ab9a-92747c4a1e9f/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-14 23:55:01,748 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:55:01,749 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:55:01,749 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 23:55:01,750 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 23:55:01,750 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:55:01,750 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:55:01,750 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:55:01,751 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 23:55:01,751 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 23:55:01,751 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 23:55:01,751 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 23:55:01,751 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:55:01,751 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 23:55:01,752 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:55:01,752 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 23:55:01,752 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 23:55:01,752 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 23:55:01,752 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 23:55:01,752 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:55:01,752 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 23:55:01,752 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:55:01,753 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:55:01,753 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:55:01,753 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:55:01,753 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:55:01,753 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:55:01,753 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 23:55:01,753 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 23:55:01,753 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 23:55:01,754 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 23:55:01,754 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_09b8f0fb-7652-4914-ab9a-92747c4a1e9f/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09b8f0fb-7652-4914-ab9a-92747c4a1e9f/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d80bfac8239edb36458a39079f29084e725943de73140087509ea8c53e688bf [2022-12-14 23:55:01,943 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:55:01,959 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:55:01,962 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:55:01,963 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:55:01,963 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:55:01,964 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09b8f0fb-7652-4914-ab9a-92747c4a1e9f/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/termination-nla/dijkstra4-both-nt.c [2022-12-14 23:55:04,479 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:55:04,643 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:55:04,644 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09b8f0fb-7652-4914-ab9a-92747c4a1e9f/sv-benchmarks/c/termination-nla/dijkstra4-both-nt.c [2022-12-14 23:55:04,648 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09b8f0fb-7652-4914-ab9a-92747c4a1e9f/bin/ukojak-rkRKPMF4O4/data/5e55d40d7/34daf906d7e54cb3b7c092e2afef9ece/FLAG45f6c3644 [2022-12-14 23:55:05,038 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09b8f0fb-7652-4914-ab9a-92747c4a1e9f/bin/ukojak-rkRKPMF4O4/data/5e55d40d7/34daf906d7e54cb3b7c092e2afef9ece [2022-12-14 23:55:05,040 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:55:05,041 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:55:05,041 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:55:05,042 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:55:05,044 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:55:05,044 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:55:05" (1/1) ... [2022-12-14 23:55:05,045 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e5cfeb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:55:05, skipping insertion in model container [2022-12-14 23:55:05,045 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:55:05" (1/1) ... [2022-12-14 23:55:05,052 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:55:05,067 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:55:05,177 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:55:05,181 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:55:05,193 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:55:05,202 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:55:05,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:55:05 WrapperNode [2022-12-14 23:55:05,202 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:55:05,203 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:55:05,203 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:55:05,203 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:55:05,208 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:55:05" (1/1) ... [2022-12-14 23:55:05,212 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:55:05" (1/1) ... [2022-12-14 23:55:05,229 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 113 [2022-12-14 23:55:05,229 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:55:05,229 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:55:05,229 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:55:05,229 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:55:05,236 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:55:05" (1/1) ... [2022-12-14 23:55:05,236 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:55:05" (1/1) ... [2022-12-14 23:55:05,237 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:55:05" (1/1) ... [2022-12-14 23:55:05,238 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:55:05" (1/1) ... [2022-12-14 23:55:05,240 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:55:05" (1/1) ... [2022-12-14 23:55:05,243 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:55:05" (1/1) ... [2022-12-14 23:55:05,243 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:55:05" (1/1) ... [2022-12-14 23:55:05,244 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:55:05" (1/1) ... [2022-12-14 23:55:05,245 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:55:05,246 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:55:05,246 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:55:05,246 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:55:05,247 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:55:05" (1/1) ... [2022-12-14 23:55:05,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:55:05,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09b8f0fb-7652-4914-ab9a-92747c4a1e9f/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:55:05,269 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09b8f0fb-7652-4914-ab9a-92747c4a1e9f/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:55:05,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09b8f0fb-7652-4914-ab9a-92747c4a1e9f/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:55:05,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:55:05,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:55:05,357 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:55:05,358 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:55:07,015 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:55:07,026 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:55:07,026 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 23:55:07,028 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:55:07 BoogieIcfgContainer [2022-12-14 23:55:07,028 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 23:55:07,029 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 23:55:07,029 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 23:55:07,037 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 23:55:07,037 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:55:07" (1/1) ... [2022-12-14 23:55:07,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 23:55:07,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:55:07,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 168 states and 173 transitions. [2022-12-14 23:55:07,086 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 173 transitions. [2022-12-14 23:55:07,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-14 23:55:07,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:55:07,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:55:07,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:55:07,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:55:07,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:55:07,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 167 states and 171 transitions. [2022-12-14 23:55:07,193 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 171 transitions. [2022-12-14 23:55:07,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 23:55:07,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:55:07,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:55:07,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:55:07,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 23:55:07,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:55:07,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:55:07,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:55:07,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 169 states and 176 transitions. [2022-12-14 23:55:07,258 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 176 transitions. [2022-12-14 23:55:07,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 23:55:07,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:55:07,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:55:07,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:55:07,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 23:55:07,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:55:07,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:55:07,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:55:07,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 170 states and 177 transitions. [2022-12-14 23:55:07,295 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 177 transitions. [2022-12-14 23:55:07,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 23:55:07,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:55:07,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:55:07,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:55:07,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 23:55:07,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:55:07,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:55:07,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:55:07,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 171 states and 178 transitions. [2022-12-14 23:55:07,353 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 178 transitions. [2022-12-14 23:55:07,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 23:55:07,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:55:07,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:55:07,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:55:07,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 18 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-14 23:55:07,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:55:07,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:55:07,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:55:07,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 172 states and 180 transitions. [2022-12-14 23:55:07,396 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 180 transitions. [2022-12-14 23:55:07,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 23:55:07,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:55:07,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:55:07,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:55:07,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-14 23:55:07,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:55:07,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:55:07,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:55:07,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 174 states and 182 transitions. [2022-12-14 23:55:07,453 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 182 transitions. [2022-12-14 23:55:07,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 23:55:07,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:55:07,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:55:07,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:55:07,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 23:55:07,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:55:07,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:55:07,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:55:07,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 176 states and 184 transitions. [2022-12-14 23:55:07,497 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 184 transitions. [2022-12-14 23:55:07,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 23:55:07,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:55:07,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:55:07,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:55:07,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 23:55:07,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:55:07,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:55:07,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:55:07,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 177 states and 185 transitions. [2022-12-14 23:55:07,532 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 185 transitions. [2022-12-14 23:55:07,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 23:55:07,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:55:07,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:55:07,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:55:07,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 23:55:07,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:55:07,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:55:07,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:55:07,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 186 states and 198 transitions. [2022-12-14 23:55:07,637 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 198 transitions. [2022-12-14 23:55:07,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 23:55:07,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:55:07,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:55:07,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:55:07,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 23:55:07,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:55:07,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:55:07,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:55:07,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 187 states and 199 transitions. [2022-12-14 23:55:07,708 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 199 transitions. [2022-12-14 23:55:07,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 23:55:07,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:55:07,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:55:07,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:55:07,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 23:55:07,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:55:07,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:55:07,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:55:07,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 190 states and 203 transitions. [2022-12-14 23:55:07,804 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 203 transitions. [2022-12-14 23:55:07,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 23:55:07,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:55:07,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:55:07,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:55:07,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 23:55:07,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:55:07,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:55:07,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:55:07,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 191 states and 204 transitions. [2022-12-14 23:55:07,864 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 204 transitions. [2022-12-14 23:55:07,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 23:55:07,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:55:07,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:55:07,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:55:07,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 1 conjunts are in the unsatisfiable core [2022-12-14 23:55:07,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 23:55:07,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:55:07,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:55:07,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 190 states and 203 transitions. [2022-12-14 23:55:07,883 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 203 transitions. [2022-12-14 23:55:07,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 23:55:07,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:55:07,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:55:07,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 23:55:07,896 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 23:55:07,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 23:55:07,909 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 14 iterations. [2022-12-14 23:55:07,932 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 11:55:07 ImpRootNode [2022-12-14 23:55:07,932 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 23:55:07,933 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 23:55:07,933 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 23:55:07,933 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 23:55:07,933 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:55:07" (3/4) ... [2022-12-14 23:55:07,935 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-12-14 23:55:07,963 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09b8f0fb-7652-4914-ab9a-92747c4a1e9f/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 23:55:07,963 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 23:55:07,964 INFO L158 Benchmark]: Toolchain (without parser) took 2922.62ms. Allocated memory was 130.0MB in the beginning and 157.3MB in the end (delta: 27.3MB). Free memory was 97.8MB in the beginning and 65.7MB in the end (delta: 32.0MB). Peak memory consumption was 61.1MB. Max. memory is 16.1GB. [2022-12-14 23:55:07,964 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 130.0MB. Free memory is still 72.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:55:07,964 INFO L158 Benchmark]: CACSL2BoogieTranslator took 161.06ms. Allocated memory is still 130.0MB. Free memory was 97.8MB in the beginning and 88.0MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 23:55:07,965 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.00ms. Allocated memory is still 130.0MB. Free memory was 87.5MB in the beginning and 85.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:55:07,965 INFO L158 Benchmark]: Boogie Preprocessor took 16.26ms. Allocated memory is still 130.0MB. Free memory was 85.4MB in the beginning and 84.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:55:07,965 INFO L158 Benchmark]: RCFGBuilder took 1782.44ms. Allocated memory is still 130.0MB. Free memory was 84.3MB in the beginning and 54.4MB in the end (delta: 29.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-12-14 23:55:07,966 INFO L158 Benchmark]: CodeCheck took 903.36ms. Allocated memory was 130.0MB in the beginning and 157.3MB in the end (delta: 27.3MB). Free memory was 54.4MB in the beginning and 67.8MB in the end (delta: -13.4MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2022-12-14 23:55:07,966 INFO L158 Benchmark]: Witness Printer took 30.08ms. Allocated memory is still 157.3MB. Free memory was 67.8MB in the beginning and 65.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:55:07,969 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, 168 locations, 80 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 14, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 489 SdHoareTripleChecker+Valid, 1.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 306 mSDsluCounter, 215 SdHoareTripleChecker+Invalid, 1.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 78 mSDsCounter, 94 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 781 IncrementalHoareTripleChecker+Invalid, 875 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 94 mSolverCounterUnsat, 137 mSDtfsCounter, 781 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 905 GetRequests, 879 SyntacticMatches, 12 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 133 NumberOfCodeBlocks, 133 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 104 ConstructedInterpolants, 0 QuantifiedInterpolants, 280 SizeOfPredicates, 0 NumberOfNonLiveVariables, 246 ConjunctsInSsa, 33 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=-2147483647, p=0, q=1, r=-2147483647] [L40] COND TRUE q > n VAL [h=0, n=-2147483647, p=0, q=1, r=-2147483647] [L41] EXPR h * h VAL [h=0, n=-2147483647, p=0, q=1, r=-2147483647] [L41] EXPR h * h * n VAL [h=0, n=-2147483647, p=0, q=1, r=-2147483647] [L41] EXPR 4 * h VAL [h=0, n=-2147483647, p=0, q=1, r=-2147483647] [L41] EXPR 4 * h * n VAL [h=0, n=-2147483647, p=0, q=1, r=-2147483647] [L41] EXPR 4 * h * n * p VAL [h=0, n=-2147483647, p=0, q=1, r=-2147483647] [L41] h * h * n - 4 * h * n * p VAL [h=0, n=-2147483647, p=0, q=1, r=-2147483647] [L41] n * n VAL [h=0, n=-2147483647, p=0, q=1, r=-2147483647] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 130.0MB. Free memory is still 72.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 161.06ms. Allocated memory is still 130.0MB. Free memory was 97.8MB in the beginning and 88.0MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.00ms. Allocated memory is still 130.0MB. Free memory was 87.5MB in the beginning and 85.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 16.26ms. Allocated memory is still 130.0MB. Free memory was 85.4MB in the beginning and 84.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1782.44ms. Allocated memory is still 130.0MB. Free memory was 84.3MB in the beginning and 54.4MB in the end (delta: 29.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * CodeCheck took 903.36ms. Allocated memory was 130.0MB in the beginning and 157.3MB in the end (delta: 27.3MB). Free memory was 54.4MB in the beginning and 67.8MB in the end (delta: -13.4MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. * Witness Printer took 30.08ms. Allocated memory is still 157.3MB. Free memory was 67.8MB in the beginning and 65.7MB 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! [2022-12-14 23:55:07,987 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09b8f0fb-7652-4914-ab9a-92747c4a1e9f/bin/ukojak-rkRKPMF4O4/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)