./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-lit/cggmp2005.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acdba790-0a5a-499c-8c21-8e0b710833f9/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acdba790-0a5a-499c-8c21-8e0b710833f9/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acdba790-0a5a-499c-8c21-8e0b710833f9/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acdba790-0a5a-499c-8c21-8e0b710833f9/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-lit/cggmp2005.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acdba790-0a5a-499c-8c21-8e0b710833f9/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acdba790-0a5a-499c-8c21-8e0b710833f9/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d9c82f96058e75055db08c6be05f7339c74a06f1004576b8854261e31deb5a7c --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 21:51:14,259 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 21:51:14,261 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 21:51:14,291 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 21:51:14,291 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 21:51:14,292 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 21:51:14,293 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 21:51:14,295 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 21:51:14,297 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 21:51:14,298 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 21:51:14,306 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 21:51:14,312 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 21:51:14,312 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 21:51:14,315 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 21:51:14,316 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 21:51:14,317 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 21:51:14,318 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 21:51:14,319 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 21:51:14,321 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 21:51:14,322 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 21:51:14,334 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 21:51:14,335 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 21:51:14,336 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 21:51:14,337 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 21:51:14,341 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 21:51:14,341 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 21:51:14,341 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 21:51:14,342 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 21:51:14,343 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 21:51:14,344 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 21:51:14,344 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 21:51:14,345 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 21:51:14,346 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 21:51:14,346 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 21:51:14,348 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 21:51:14,348 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 21:51:14,349 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 21:51:14,349 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 21:51:14,349 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 21:51:14,350 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 21:51:14,351 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 21:51:14,352 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acdba790-0a5a-499c-8c21-8e0b710833f9/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 21:51:14,375 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 21:51:14,376 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 21:51:14,376 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 21:51:14,377 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 21:51:14,377 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 21:51:14,378 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 21:51:14,378 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 21:51:14,378 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 21:51:14,379 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 21:51:14,379 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 21:51:14,379 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 21:51:14,379 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 21:51:14,380 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 21:51:14,380 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 21:51:14,380 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 21:51:14,380 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 21:51:14,381 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 21:51:14,381 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 21:51:14,381 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 21:51:14,381 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 21:51:14,382 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 21:51:14,382 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 21:51:14,382 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 21:51:14,382 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 21:51:14,383 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 21:51:14,383 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 21:51:14,383 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 21:51:14,383 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 21:51:14,384 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 21:51:14,384 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 21:51:14,384 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_acdba790-0a5a-499c-8c21-8e0b710833f9/bin/ukojak-jW3SillKbg/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acdba790-0a5a-499c-8c21-8e0b710833f9/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d9c82f96058e75055db08c6be05f7339c74a06f1004576b8854261e31deb5a7c [2022-11-21 21:51:14,630 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 21:51:14,653 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 21:51:14,655 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 21:51:14,656 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 21:51:14,658 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 21:51:14,659 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acdba790-0a5a-499c-8c21-8e0b710833f9/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/loop-lit/cggmp2005.i [2022-11-21 21:51:17,742 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 21:51:17,969 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 21:51:17,970 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acdba790-0a5a-499c-8c21-8e0b710833f9/sv-benchmarks/c/loop-lit/cggmp2005.i [2022-11-21 21:51:17,975 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acdba790-0a5a-499c-8c21-8e0b710833f9/bin/ukojak-jW3SillKbg/data/dd1daf92b/cd12bcdce4da45f3acda8fce259b636b/FLAG8ac99b132 [2022-11-21 21:51:17,988 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acdba790-0a5a-499c-8c21-8e0b710833f9/bin/ukojak-jW3SillKbg/data/dd1daf92b/cd12bcdce4da45f3acda8fce259b636b [2022-11-21 21:51:17,991 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 21:51:17,993 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 21:51:17,994 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 21:51:17,994 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 21:51:17,997 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 21:51:17,998 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:51:17" (1/1) ... [2022-11-21 21:51:17,999 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74c6853f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:51:17, skipping insertion in model container [2022-11-21 21:51:17,999 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:51:17" (1/1) ... [2022-11-21 21:51:18,007 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 21:51:18,020 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 21:51:18,159 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_acdba790-0a5a-499c-8c21-8e0b710833f9/sv-benchmarks/c/loop-lit/cggmp2005.i[895,908] [2022-11-21 21:51:18,167 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 21:51:18,176 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 21:51:18,189 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_acdba790-0a5a-499c-8c21-8e0b710833f9/sv-benchmarks/c/loop-lit/cggmp2005.i[895,908] [2022-11-21 21:51:18,192 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 21:51:18,204 INFO L208 MainTranslator]: Completed translation [2022-11-21 21:51:18,205 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:51:18 WrapperNode [2022-11-21 21:51:18,205 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 21:51:18,206 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 21:51:18,207 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 21:51:18,207 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 21:51:18,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:51:18" (1/1) ... [2022-11-21 21:51:18,220 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:51:18" (1/1) ... [2022-11-21 21:51:18,236 INFO L138 Inliner]: procedures = 16, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 32 [2022-11-21 21:51:18,236 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 21:51:18,237 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 21:51:18,237 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 21:51:18,237 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 21:51:18,245 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:51:18" (1/1) ... [2022-11-21 21:51:18,246 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:51:18" (1/1) ... [2022-11-21 21:51:18,247 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:51:18" (1/1) ... [2022-11-21 21:51:18,247 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:51:18" (1/1) ... [2022-11-21 21:51:18,249 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:51:18" (1/1) ... [2022-11-21 21:51:18,252 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:51:18" (1/1) ... [2022-11-21 21:51:18,253 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:51:18" (1/1) ... [2022-11-21 21:51:18,254 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:51:18" (1/1) ... [2022-11-21 21:51:18,255 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 21:51:18,256 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 21:51:18,256 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 21:51:18,256 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 21:51:18,257 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:51:18" (1/1) ... [2022-11-21 21:51:18,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 21:51:18,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acdba790-0a5a-499c-8c21-8e0b710833f9/bin/ukojak-jW3SillKbg/z3 [2022-11-21 21:51:18,285 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acdba790-0a5a-499c-8c21-8e0b710833f9/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 21:51:18,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acdba790-0a5a-499c-8c21-8e0b710833f9/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 21:51:18,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 21:51:18,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 21:51:18,328 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 21:51:18,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 21:51:18,388 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 21:51:18,390 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 21:51:18,498 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 21:51:18,527 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 21:51:18,528 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 21:51:18,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:51:18 BoogieIcfgContainer [2022-11-21 21:51:18,530 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 21:51:18,531 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 21:51:18,531 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 21:51:18,541 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 21:51:18,542 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:51:18" (1/1) ... [2022-11-21 21:51:18,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 21:51:18,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:18,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2022-11-21 21:51:18,601 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2022-11-21 21:51:18,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-21 21:51:18,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:18,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:18,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:18,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:51:18,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:18,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2022-11-21 21:51:18,779 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2022-11-21 21:51:18,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 21:51:18,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:18,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:18,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:18,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:51:18,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:18,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 14 states and 15 transitions. [2022-11-21 21:51:18,830 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2022-11-21 21:51:18,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-21 21:51:18,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:18,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:18,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:18,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:51:19,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:19,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 18 states and 21 transitions. [2022-11-21 21:51:19,033 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2022-11-21 21:51:19,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 21:51:19,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:19,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:19,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:19,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:51:19,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:19,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2022-11-21 21:51:19,350 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2022-11-21 21:51:19,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 21:51:19,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:19,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:19,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:19,482 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:51:19,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:19,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 27 states and 36 transitions. [2022-11-21 21:51:19,753 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 36 transitions. [2022-11-21 21:51:19,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 21:51:19,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:19,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:19,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:19,846 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:51:20,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:20,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 32 states and 45 transitions. [2022-11-21 21:51:20,196 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 45 transitions. [2022-11-21 21:51:20,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-21 21:51:20,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:20,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:20,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:20,279 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:51:20,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:20,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 36 states and 49 transitions. [2022-11-21 21:51:20,472 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 49 transitions. [2022-11-21 21:51:20,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 21:51:20,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:20,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:20,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:20,519 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:51:20,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:20,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 41 states and 60 transitions. [2022-11-21 21:51:20,798 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 60 transitions. [2022-11-21 21:51:20,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 21:51:20,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:20,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:20,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:20,857 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:51:21,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:21,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 46 states and 69 transitions. [2022-11-21 21:51:21,122 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 69 transitions. [2022-11-21 21:51:21,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 21:51:21,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:21,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:21,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:21,183 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 21:51:21,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:21,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 49 states and 77 transitions. [2022-11-21 21:51:21,470 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 77 transitions. [2022-11-21 21:51:21,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 21:51:21,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:21,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:21,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:21,544 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 21:51:21,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:21,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 53 states and 87 transitions. [2022-11-21 21:51:21,844 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 87 transitions. [2022-11-21 21:51:21,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 21:51:21,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:21,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:21,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:21,876 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-21 21:51:22,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:22,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 56 states and 92 transitions. [2022-11-21 21:51:22,119 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 92 transitions. [2022-11-21 21:51:22,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 21:51:22,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:22,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:22,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:22,396 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:51:23,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:23,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 62 states and 109 transitions. [2022-11-21 21:51:23,119 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 109 transitions. [2022-11-21 21:51:23,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 21:51:23,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:23,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:23,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:23,164 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:51:23,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:23,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 64 states and 111 transitions. [2022-11-21 21:51:23,481 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 111 transitions. [2022-11-21 21:51:23,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 21:51:23,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:23,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:23,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:23,545 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:51:23,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:23,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 69 states and 124 transitions. [2022-11-21 21:51:23,866 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 124 transitions. [2022-11-21 21:51:23,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 21:51:23,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:23,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:23,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:23,902 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:51:24,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:24,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 72 states and 129 transitions. [2022-11-21 21:51:24,304 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 129 transitions. [2022-11-21 21:51:24,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 21:51:24,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:24,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:24,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:24,351 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:51:24,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:24,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 75 states and 131 transitions. [2022-11-21 21:51:24,683 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 131 transitions. [2022-11-21 21:51:24,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 21:51:24,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:24,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:24,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:24,728 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:51:24,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:24,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 76 states and 131 transitions. [2022-11-21 21:51:24,879 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 131 transitions. [2022-11-21 21:51:24,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 21:51:24,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:24,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:24,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:24,898 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-21 21:51:25,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:25,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 76 states and 130 transitions. [2022-11-21 21:51:25,092 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 130 transitions. [2022-11-21 21:51:25,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 21:51:25,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:25,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:25,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:25,118 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-21 21:51:25,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:25,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 77 states and 132 transitions. [2022-11-21 21:51:25,447 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 132 transitions. [2022-11-21 21:51:25,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 21:51:25,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:25,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:25,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:25,469 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-11-21 21:51:25,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:25,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 79 states and 134 transitions. [2022-11-21 21:51:25,636 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 134 transitions. [2022-11-21 21:51:25,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 21:51:25,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:25,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:25,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:25,661 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-11-21 21:51:25,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:25,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 75 states and 128 transitions. [2022-11-21 21:51:25,833 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 128 transitions. [2022-11-21 21:51:25,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 21:51:25,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:25,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:25,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:25,851 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-11-21 21:51:26,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:26,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 75 states and 127 transitions. [2022-11-21 21:51:26,149 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 127 transitions. [2022-11-21 21:51:26,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 21:51:26,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:26,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:26,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:26,167 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-11-21 21:51:26,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:26,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 72 states and 122 transitions. [2022-11-21 21:51:26,475 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 122 transitions. [2022-11-21 21:51:26,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 21:51:26,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:26,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:26,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:26,589 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 11 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:51:27,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:27,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 78 states and 128 transitions. [2022-11-21 21:51:27,576 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 128 transitions. [2022-11-21 21:51:27,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 21:51:27,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:27,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:27,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:27,624 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 11 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:51:28,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:28,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 82 states and 137 transitions. [2022-11-21 21:51:28,224 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 137 transitions. [2022-11-21 21:51:28,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 21:51:28,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:28,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:28,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:28,274 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 11 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:51:28,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:28,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 85 states and 140 transitions. [2022-11-21 21:51:28,789 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 140 transitions. [2022-11-21 21:51:28,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 21:51:28,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:28,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:28,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:28,881 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:51:29,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:29,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 90 states and 153 transitions. [2022-11-21 21:51:29,205 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 153 transitions. [2022-11-21 21:51:29,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 21:51:29,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:29,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:29,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:29,242 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:51:29,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:29,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 93 states and 158 transitions. [2022-11-21 21:51:29,737 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 158 transitions. [2022-11-21 21:51:29,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 21:51:29,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:29,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:29,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:29,769 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:51:30,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:30,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 96 states and 160 transitions. [2022-11-21 21:51:30,068 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 160 transitions. [2022-11-21 21:51:30,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 21:51:30,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:30,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:30,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:30,134 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:51:30,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:30,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 97 states and 160 transitions. [2022-11-21 21:51:30,336 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 160 transitions. [2022-11-21 21:51:30,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-21 21:51:30,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:30,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:30,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:30,358 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-21 21:51:30,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:30,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 97 states and 159 transitions. [2022-11-21 21:51:30,582 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 159 transitions. [2022-11-21 21:51:30,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 21:51:30,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:30,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:30,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:30,602 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-11-21 21:51:30,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:30,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 99 states and 161 transitions. [2022-11-21 21:51:30,806 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 161 transitions. [2022-11-21 21:51:30,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-21 21:51:30,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:30,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:30,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:30,830 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-11-21 21:51:31,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:31,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 97 states and 158 transitions. [2022-11-21 21:51:31,031 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 158 transitions. [2022-11-21 21:51:31,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-21 21:51:31,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:31,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:31,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:31,246 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 24 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:51:32,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:32,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 104 states and 164 transitions. [2022-11-21 21:51:32,732 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 164 transitions. [2022-11-21 21:51:32,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-21 21:51:32,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:32,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:32,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:32,807 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 24 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:51:33,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:33,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 107 states and 167 transitions. [2022-11-21 21:51:33,048 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 167 transitions. [2022-11-21 21:51:33,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-21 21:51:33,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:33,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:33,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:33,117 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 24 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:51:33,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:33,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 109 states and 169 transitions. [2022-11-21 21:51:33,371 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 169 transitions. [2022-11-21 21:51:33,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-21 21:51:33,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:33,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:33,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:33,701 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 34 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:51:34,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:34,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 114 states and 173 transitions. [2022-11-21 21:51:34,495 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 173 transitions. [2022-11-21 21:51:34,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-21 21:51:34,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:34,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:34,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:34,661 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 34 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:51:35,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:35,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 23 states and 22 transitions. [2022-11-21 21:51:35,048 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 22 transitions. [2022-11-21 21:51:35,049 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 21:51:35,049 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 40 iterations. [2022-11-21 21:51:35,057 INFO L754 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2022-11-21 21:51:35,181 INFO L560 CodeCheckObserver]: Invariant with dag size 37 [2022-11-21 21:51:35,191 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 09:51:35 ImpRootNode [2022-11-21 21:51:35,191 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 21:51:35,192 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 21:51:35,192 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 21:51:35,192 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 21:51:35,192 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:51:18" (3/4) ... [2022-11-21 21:51:35,195 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 21:51:35,207 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2022-11-21 21:51:35,207 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-21 21:51:35,207 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-21 21:51:35,207 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 21:51:35,259 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acdba790-0a5a-499c-8c21-8e0b710833f9/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 21:51:35,259 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 21:51:35,260 INFO L158 Benchmark]: Toolchain (without parser) took 17267.26ms. Allocated memory was 199.2MB in the beginning and 287.3MB in the end (delta: 88.1MB). Free memory was 156.7MB in the beginning and 96.5MB in the end (delta: 60.2MB). Peak memory consumption was 149.3MB. Max. memory is 16.1GB. [2022-11-21 21:51:35,260 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 142.6MB. Free memory is still 87.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 21:51:35,263 INFO L158 Benchmark]: CACSL2BoogieTranslator took 211.79ms. Allocated memory is still 199.2MB. Free memory was 156.7MB in the beginning and 146.7MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 21:51:35,266 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.80ms. Allocated memory is still 199.2MB. Free memory was 146.7MB in the beginning and 145.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 21:51:35,266 INFO L158 Benchmark]: Boogie Preprocessor took 18.69ms. Allocated memory is still 199.2MB. Free memory was 145.2MB in the beginning and 144.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 21:51:35,267 INFO L158 Benchmark]: RCFGBuilder took 274.56ms. Allocated memory is still 199.2MB. Free memory was 144.1MB in the beginning and 133.1MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-21 21:51:35,268 INFO L158 Benchmark]: CodeCheck took 16659.90ms. Allocated memory was 199.2MB in the beginning and 287.3MB in the end (delta: 88.1MB). Free memory was 133.1MB in the beginning and 99.6MB in the end (delta: 33.5MB). Peak memory consumption was 124.1MB. Max. memory is 16.1GB. [2022-11-21 21:51:35,269 INFO L158 Benchmark]: Witness Printer took 67.59ms. Allocated memory is still 287.3MB. Free memory was 99.6MB in the beginning and 96.5MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 21:51:35,271 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, 11 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 16.5s, OverallIterations: 40, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5196 SdHoareTripleChecker+Valid, 27.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5120 mSDsluCounter, 78 SdHoareTripleChecker+Invalid, 22.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 78 mSDsCounter, 4035 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 18037 IncrementalHoareTripleChecker+Invalid, 22072 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4035 mSolverCounterUnsat, 0 mSDtfsCounter, 18037 mSolverCounterSat, 0.6s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5908 GetRequests, 5446 SyntacticMatches, 128 SemanticMatches, 334 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64905 ImplicationChecksByTransitivity, 12.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.5s InterpolantComputationTime, 698 NumberOfCodeBlocks, 698 NumberOfCodeBlocksAsserted, 39 NumberOfCheckSat, 659 ConstructedInterpolants, 0 QuantifiedInterpolants, 2039 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 39 InterpolantComputations, 17 PerfectInterpolantSequences, 510/976 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: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 30]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 30]: 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 - InvariantResult [Line: 28]: Loop Invariant Derived loop invariant: (((((14 <= i + j && !(8 <= j)) && i <= 7) || ((!(7 <= j) && i <= 9) && 15 <= i + j)) || (((i <= 3 && 9 <= j) && 3 <= i) && !(10 <= j))) || ((j <= 10 && i == 1) && 10 <= j)) || ((13 <= i + j && !(9 <= j)) && i <= 5) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 142.6MB. Free memory is still 87.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 211.79ms. Allocated memory is still 199.2MB. Free memory was 156.7MB in the beginning and 146.7MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.80ms. Allocated memory is still 199.2MB. Free memory was 146.7MB in the beginning and 145.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 18.69ms. Allocated memory is still 199.2MB. Free memory was 145.2MB in the beginning and 144.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 274.56ms. Allocated memory is still 199.2MB. Free memory was 144.1MB in the beginning and 133.1MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 16659.90ms. Allocated memory was 199.2MB in the beginning and 287.3MB in the end (delta: 88.1MB). Free memory was 133.1MB in the beginning and 99.6MB in the end (delta: 33.5MB). Peak memory consumption was 124.1MB. Max. memory is 16.1GB. * Witness Printer took 67.59ms. Allocated memory is still 287.3MB. Free memory was 99.6MB in the beginning and 96.5MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-21 21:51:35,304 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acdba790-0a5a-499c-8c21-8e0b710833f9/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE