./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive-simple/id_i15_o15-1.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_ac928231-d8b5-4c68-a9de-b0d643d8a640/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac928231-d8b5-4c68-a9de-b0d643d8a640/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_ac928231-d8b5-4c68-a9de-b0d643d8a640/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac928231-d8b5-4c68-a9de-b0d643d8a640/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/id_i15_o15-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac928231-d8b5-4c68-a9de-b0d643d8a640/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_ac928231-d8b5-4c68-a9de-b0d643d8a640/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 715908359373978289cc76ce2f00faf49f4d4a3c6ddae64771646fc969bea981 --- 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 20:20:08,938 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:20:08,940 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:20:08,964 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:20:08,964 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:20:08,966 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:20:08,968 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:20:08,970 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:20:08,971 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:20:08,972 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:20:08,972 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:20:08,973 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:20:08,973 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:20:08,974 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:20:08,975 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:20:08,976 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:20:08,976 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:20:08,977 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:20:08,978 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:20:08,979 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:20:08,980 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:20:08,982 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:20:08,984 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:20:08,985 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:20:08,988 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:20:08,988 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:20:08,988 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:20:08,989 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:20:08,989 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:20:08,990 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:20:08,990 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:20:08,991 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:20:08,991 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:20:08,992 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:20:08,998 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:20:08,999 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:20:08,999 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:20:08,999 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:20:08,999 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:20:09,000 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:20:09,000 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:20:09,001 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac928231-d8b5-4c68-a9de-b0d643d8a640/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-14 20:20:09,037 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:20:09,038 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:20:09,038 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 20:20:09,038 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 20:20:09,039 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:20:09,039 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:20:09,039 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:20:09,039 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 20:20:09,039 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 20:20:09,039 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 20:20:09,040 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 20:20:09,040 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:20:09,040 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 20:20:09,040 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:20:09,040 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 20:20:09,040 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 20:20:09,041 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 20:20:09,041 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 20:20:09,041 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:20:09,041 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 20:20:09,041 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:20:09,041 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:20:09,041 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:20:09,041 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:20:09,041 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:20:09,041 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:20:09,042 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 20:20:09,042 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 20:20:09,042 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 20:20:09,042 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 20:20:09,042 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_ac928231-d8b5-4c68-a9de-b0d643d8a640/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac928231-d8b5-4c68-a9de-b0d643d8a640/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 715908359373978289cc76ce2f00faf49f4d4a3c6ddae64771646fc969bea981 [2022-12-14 20:20:09,229 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:20:09,249 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:20:09,252 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:20:09,253 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:20:09,254 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:20:09,255 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac928231-d8b5-4c68-a9de-b0d643d8a640/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/recursive-simple/id_i15_o15-1.c [2022-12-14 20:20:11,869 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:20:12,018 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:20:12,019 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac928231-d8b5-4c68-a9de-b0d643d8a640/sv-benchmarks/c/recursive-simple/id_i15_o15-1.c [2022-12-14 20:20:12,024 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac928231-d8b5-4c68-a9de-b0d643d8a640/bin/ukojak-rkRKPMF4O4/data/47428bf7b/ada812f979f74c2fbff36e670adc5a98/FLAGfa5eb50f3 [2022-12-14 20:20:12,432 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac928231-d8b5-4c68-a9de-b0d643d8a640/bin/ukojak-rkRKPMF4O4/data/47428bf7b/ada812f979f74c2fbff36e670adc5a98 [2022-12-14 20:20:12,433 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:20:12,435 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:20:12,436 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:20:12,436 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:20:12,439 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:20:12,439 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:20:12" (1/1) ... [2022-12-14 20:20:12,440 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ee2d245 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:20:12, skipping insertion in model container [2022-12-14 20:20:12,440 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:20:12" (1/1) ... [2022-12-14 20:20:12,447 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:20:12,459 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:20:12,567 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac928231-d8b5-4c68-a9de-b0d643d8a640/sv-benchmarks/c/recursive-simple/id_i15_o15-1.c[454,467] [2022-12-14 20:20:12,567 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:20:12,576 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:20:12,588 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac928231-d8b5-4c68-a9de-b0d643d8a640/sv-benchmarks/c/recursive-simple/id_i15_o15-1.c[454,467] [2022-12-14 20:20:12,589 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:20:12,601 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:20:12,601 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:20:12 WrapperNode [2022-12-14 20:20:12,601 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:20:12,602 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:20:12,603 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:20:12,603 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:20:12,609 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:20:12" (1/1) ... [2022-12-14 20:20:12,615 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:20:12" (1/1) ... [2022-12-14 20:20:12,628 INFO L138 Inliner]: procedures = 13, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 19 [2022-12-14 20:20:12,629 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:20:12,630 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:20:12,630 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:20:12,630 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:20:12,637 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:20:12" (1/1) ... [2022-12-14 20:20:12,637 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:20:12" (1/1) ... [2022-12-14 20:20:12,638 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:20:12" (1/1) ... [2022-12-14 20:20:12,639 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:20:12" (1/1) ... [2022-12-14 20:20:12,641 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:20:12" (1/1) ... [2022-12-14 20:20:12,642 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:20:12" (1/1) ... [2022-12-14 20:20:12,643 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:20:12" (1/1) ... [2022-12-14 20:20:12,643 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:20:12" (1/1) ... [2022-12-14 20:20:12,645 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:20:12,646 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:20:12,646 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:20:12,646 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:20:12,647 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:20:12" (1/1) ... [2022-12-14 20:20:12,651 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:20:12,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac928231-d8b5-4c68-a9de-b0d643d8a640/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:20:12,671 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac928231-d8b5-4c68-a9de-b0d643d8a640/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:20:12,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac928231-d8b5-4c68-a9de-b0d643d8a640/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:20:12,703 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 20:20:12,703 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:20:12,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:20:12,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 20:20:12,703 INFO L130 BoogieDeclarations]: Found specification of procedure id [2022-12-14 20:20:12,703 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2022-12-14 20:20:12,757 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:20:12,758 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:20:12,835 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:20:12,860 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:20:12,860 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 20:20:12,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:20:12 BoogieIcfgContainer [2022-12-14 20:20:12,863 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:20:12,864 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:20:12,864 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:20:12,873 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:20:12,874 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:20:12" (1/1) ... [2022-12-14 20:20:12,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 20:20:12,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:12,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 18 states and 19 transitions. [2022-12-14 20:20:12,928 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2022-12-14 20:20:12,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 20:20:12,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:12,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:13,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:13,114 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 20:20:13,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:13,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 23 transitions. [2022-12-14 20:20:13,182 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2022-12-14 20:20:13,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 20:20:13,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:13,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:13,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:13,236 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 20:20:13,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:13,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 24 transitions. [2022-12-14 20:20:13,254 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2022-12-14 20:20:13,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 20:20:13,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:13,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:13,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:13,348 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:20:13,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:13,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 26 states and 30 transitions. [2022-12-14 20:20:13,448 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 30 transitions. [2022-12-14 20:20:13,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 20:20:13,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:13,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:13,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:13,513 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:20:13,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:13,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 30 states and 34 transitions. [2022-12-14 20:20:13,661 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 34 transitions. [2022-12-14 20:20:13,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 20:20:13,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:13,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:13,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:13,737 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:20:13,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:13,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 35 states and 40 transitions. [2022-12-14 20:20:13,833 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 40 transitions. [2022-12-14 20:20:13,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:20:13,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:13,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:13,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:13,911 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:20:13,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:13,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 30 states and 33 transitions. [2022-12-14 20:20:13,931 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 33 transitions. [2022-12-14 20:20:13,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 20:20:13,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:13,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:13,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:14,027 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:20:14,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:14,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 35 states and 39 transitions. [2022-12-14 20:20:14,137 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 39 transitions. [2022-12-14 20:20:14,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 20:20:14,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:14,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:14,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:14,248 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:20:14,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:14,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 40 states and 45 transitions. [2022-12-14 20:20:14,367 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 45 transitions. [2022-12-14 20:20:14,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 20:20:14,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:14,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:14,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:14,481 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:20:14,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:14,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 45 states and 51 transitions. [2022-12-14 20:20:14,613 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 51 transitions. [2022-12-14 20:20:14,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 20:20:14,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:14,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:14,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:14,728 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:20:14,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:14,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 50 states and 57 transitions. [2022-12-14 20:20:14,886 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 57 transitions. [2022-12-14 20:20:14,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 20:20:14,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:14,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:14,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:15,002 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:20:15,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:15,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 55 states and 63 transitions. [2022-12-14 20:20:15,161 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 63 transitions. [2022-12-14 20:20:15,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-12-14 20:20:15,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:15,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:15,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:15,311 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 164 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:20:15,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:15,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 60 states and 69 transitions. [2022-12-14 20:20:15,483 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 69 transitions. [2022-12-14 20:20:15,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-14 20:20:15,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:15,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:15,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:15,658 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 0 proven. 207 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:20:15,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:15,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 65 states and 75 transitions. [2022-12-14 20:20:15,846 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 75 transitions. [2022-12-14 20:20:15,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-14 20:20:15,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:15,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:15,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:15,999 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 255 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:20:16,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:16,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 70 states and 81 transitions. [2022-12-14 20:20:16,207 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 81 transitions. [2022-12-14 20:20:16,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-12-14 20:20:16,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:16,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:16,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:16,425 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 0 proven. 308 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:20:16,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:16,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 75 states and 87 transitions. [2022-12-14 20:20:16,632 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 87 transitions. [2022-12-14 20:20:16,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-12-14 20:20:16,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:16,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:16,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:16,819 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 0 proven. 366 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:20:17,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:17,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 80 states and 93 transitions. [2022-12-14 20:20:17,016 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 93 transitions. [2022-12-14 20:20:17,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-12-14 20:20:17,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:17,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:17,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:17,258 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 0 proven. 429 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:20:17,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:17,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 85 states and 99 transitions. [2022-12-14 20:20:17,499 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 99 transitions. [2022-12-14 20:20:17,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-12-14 20:20:17,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:17,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:17,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:17,714 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 0 proven. 497 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:20:17,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:17,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 90 states and 105 transitions. [2022-12-14 20:20:17,956 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 105 transitions. [2022-12-14 20:20:17,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-12-14 20:20:17,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:17,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:17,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:18,181 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:20:18,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:18,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 88 states and 102 transitions. [2022-12-14 20:20:18,419 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 102 transitions. [2022-12-14 20:20:18,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-12-14 20:20:18,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:18,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:18,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:18,533 INFO L134 CoverageAnalysis]: Checked inductivity of 555 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-12-14 20:20:18,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:18,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 92 states and 121 transitions. [2022-12-14 20:20:18,688 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 121 transitions. [2022-12-14 20:20:18,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-12-14 20:20:18,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:18,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:18,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:18,713 INFO L134 CoverageAnalysis]: Checked inductivity of 555 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-12-14 20:20:18,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:18,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 93 states and 121 transitions. [2022-12-14 20:20:18,730 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 121 transitions. [2022-12-14 20:20:18,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-12-14 20:20:18,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:18,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:18,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:18,806 INFO L134 CoverageAnalysis]: Checked inductivity of 559 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 558 trivial. 0 not checked. [2022-12-14 20:20:18,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:18,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 92 states and 120 transitions. [2022-12-14 20:20:18,966 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 120 transitions. [2022-12-14 20:20:18,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-12-14 20:20:18,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:18,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:18,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:19,092 INFO L134 CoverageAnalysis]: Checked inductivity of 560 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-12-14 20:20:19,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:19,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 97 states and 139 transitions. [2022-12-14 20:20:19,567 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 139 transitions. [2022-12-14 20:20:19,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-12-14 20:20:19,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:19,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:19,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:19,710 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-12-14 20:20:20,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:20,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 102 states and 156 transitions. [2022-12-14 20:20:20,022 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 156 transitions. [2022-12-14 20:20:20,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-12-14 20:20:20,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:20,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:20,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:20,184 INFO L134 CoverageAnalysis]: Checked inductivity of 585 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-12-14 20:20:20,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:20,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 107 states and 172 transitions. [2022-12-14 20:20:20,540 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 172 transitions. [2022-12-14 20:20:20,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-12-14 20:20:20,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:20,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:20,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:20,708 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-12-14 20:20:21,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:21,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 112 states and 187 transitions. [2022-12-14 20:20:21,034 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 187 transitions. [2022-12-14 20:20:21,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-12-14 20:20:21,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:21,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:21,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:21,207 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-12-14 20:20:21,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:21,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 117 states and 201 transitions. [2022-12-14 20:20:21,614 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 201 transitions. [2022-12-14 20:20:21,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-12-14 20:20:21,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:21,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:21,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:21,810 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-12-14 20:20:22,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:22,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 122 states and 214 transitions. [2022-12-14 20:20:22,184 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 214 transitions. [2022-12-14 20:20:22,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-12-14 20:20:22,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:22,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:22,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:22,407 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-12-14 20:20:22,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:22,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 127 states and 226 transitions. [2022-12-14 20:20:22,788 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 226 transitions. [2022-12-14 20:20:22,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-12-14 20:20:22,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:22,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:22,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:23,000 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-12-14 20:20:23,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:23,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 132 states and 237 transitions. [2022-12-14 20:20:23,422 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 237 transitions. [2022-12-14 20:20:23,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-12-14 20:20:23,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:23,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:23,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:23,677 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-12-14 20:20:24,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:24,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 137 states and 247 transitions. [2022-12-14 20:20:24,134 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 247 transitions. [2022-12-14 20:20:24,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-12-14 20:20:24,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:24,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:24,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:24,366 INFO L134 CoverageAnalysis]: Checked inductivity of 830 backedges. 0 proven. 275 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-12-14 20:20:24,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:24,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 142 states and 256 transitions. [2022-12-14 20:20:24,831 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 256 transitions. [2022-12-14 20:20:24,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2022-12-14 20:20:24,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:24,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:24,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:25,094 INFO L134 CoverageAnalysis]: Checked inductivity of 885 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-12-14 20:20:25,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:25,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 147 states and 264 transitions. [2022-12-14 20:20:25,559 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 264 transitions. [2022-12-14 20:20:25,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2022-12-14 20:20:25,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:25,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:25,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:25,815 INFO L134 CoverageAnalysis]: Checked inductivity of 945 backedges. 0 proven. 390 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-12-14 20:20:26,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:26,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 152 states and 271 transitions. [2022-12-14 20:20:26,244 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 271 transitions. [2022-12-14 20:20:26,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-12-14 20:20:26,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:26,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:26,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:26,525 INFO L134 CoverageAnalysis]: Checked inductivity of 1010 backedges. 0 proven. 455 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-12-14 20:20:26,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:26,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 157 states and 277 transitions. [2022-12-14 20:20:26,980 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 277 transitions. [2022-12-14 20:20:26,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-12-14 20:20:26,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:26,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:26,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:27,327 INFO L134 CoverageAnalysis]: Checked inductivity of 1080 backedges. 0 proven. 525 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-12-14 20:20:27,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:27,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 158 states and 278 transitions. [2022-12-14 20:20:27,839 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 278 transitions. [2022-12-14 20:20:27,841 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 20:20:27,841 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 37 iterations. [2022-12-14 20:20:27,848 INFO L754 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2022-12-14 20:20:28,201 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 08:20:28 ImpRootNode [2022-12-14 20:20:28,201 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 20:20:28,201 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 20:20:28,201 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 20:20:28,201 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 20:20:28,202 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:20:12" (3/4) ... [2022-12-14 20:20:28,204 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 20:20:28,209 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure id [2022-12-14 20:20:28,212 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2022-12-14 20:20:28,212 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-12-14 20:20:28,213 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-12-14 20:20:28,213 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 20:20:28,244 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac928231-d8b5-4c68-a9de-b0d643d8a640/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 20:20:28,244 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 20:20:28,244 INFO L158 Benchmark]: Toolchain (without parser) took 15809.69ms. Allocated memory was 209.7MB in the beginning and 251.7MB in the end (delta: 41.9MB). Free memory was 153.1MB in the beginning and 113.3MB in the end (delta: 39.7MB). Peak memory consumption was 83.1MB. Max. memory is 16.1GB. [2022-12-14 20:20:28,245 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 104.9MB. Free memory is still 74.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:20:28,245 INFO L158 Benchmark]: CACSL2BoogieTranslator took 166.02ms. Allocated memory is still 209.7MB. Free memory was 152.7MB in the beginning and 143.0MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-14 20:20:28,246 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.55ms. Allocated memory is still 209.7MB. Free memory was 143.0MB in the beginning and 141.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:20:28,246 INFO L158 Benchmark]: Boogie Preprocessor took 15.35ms. Allocated memory is still 209.7MB. Free memory was 141.7MB in the beginning and 140.9MB in the end (delta: 855.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:20:28,246 INFO L158 Benchmark]: RCFGBuilder took 217.68ms. Allocated memory is still 209.7MB. Free memory was 140.5MB in the beginning and 130.4MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-14 20:20:28,247 INFO L158 Benchmark]: CodeCheck took 15336.81ms. Allocated memory was 209.7MB in the beginning and 251.7MB in the end (delta: 41.9MB). Free memory was 130.0MB in the beginning and 115.4MB in the end (delta: 14.6MB). Peak memory consumption was 57.9MB. Max. memory is 16.1GB. [2022-12-14 20:20:28,247 INFO L158 Benchmark]: Witness Printer took 42.70ms. Allocated memory is still 251.7MB. Free memory was 115.4MB in the beginning and 113.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:20:28,250 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 18 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 15.0s, OverallIterations: 37, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3611 SdHoareTripleChecker+Valid, 17.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3327 mSDsluCounter, 2516 SdHoareTripleChecker+Invalid, 15.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 454 mSDsCounter, 7468 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 20131 IncrementalHoareTripleChecker+Invalid, 27599 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7468 mSolverCounterUnsat, 2062 mSDtfsCounter, 20131 mSolverCounterSat, 0.5s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 29522 GetRequests, 29256 SyntacticMatches, 6 SemanticMatches, 260 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28302 ImplicationChecksByTransitivity, 9.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 5.4s InterpolantComputationTime, 2669 NumberOfCodeBlocks, 2669 NumberOfCodeBlocksAsserted, 36 NumberOfCheckSat, 2633 ConstructedInterpolants, 0 QuantifiedInterpolants, 5237 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 36 InterpolantComputations, 5 PerfectInterpolantSequences, 9443/15416 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 8]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 8]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 8]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 8]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 104.9MB. Free memory is still 74.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 166.02ms. Allocated memory is still 209.7MB. Free memory was 152.7MB in the beginning and 143.0MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.55ms. Allocated memory is still 209.7MB. Free memory was 143.0MB in the beginning and 141.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 15.35ms. Allocated memory is still 209.7MB. Free memory was 141.7MB in the beginning and 140.9MB in the end (delta: 855.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 217.68ms. Allocated memory is still 209.7MB. Free memory was 140.5MB in the beginning and 130.4MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 15336.81ms. Allocated memory was 209.7MB in the beginning and 251.7MB in the end (delta: 41.9MB). Free memory was 130.0MB in the beginning and 115.4MB in the end (delta: 14.6MB). Peak memory consumption was 57.9MB. Max. memory is 16.1GB. * Witness Printer took 42.70ms. Allocated memory is still 251.7MB. Free memory was 115.4MB in the beginning and 113.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-14 20:20:28,263 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac928231-d8b5-4c68-a9de-b0d643d8a640/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 Result: TRUE