./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-15/array16_alloca_original.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) 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_df256c85-4467-4310-910e-ae08e08b23fc/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df256c85-4467-4310-910e-ae08e08b23fc/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_df256c85-4467-4310-910e-ae08e08b23fc/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df256c85-4467-4310-910e-ae08e08b23fc/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-15/array16_alloca_original.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df256c85-4467-4310-910e-ae08e08b23fc/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df256c85-4467-4310-910e-ae08e08b23fc/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 628be9b0d43b46482b2f1f32ff1648acbb8b41e569549b972a02e76fffda9076 --- 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 20:24:22,116 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:24:22,118 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:24:22,134 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:24:22,134 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:24:22,135 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:24:22,138 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:24:22,140 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:24:22,143 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:24:22,144 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:24:22,146 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:24:22,147 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:24:22,148 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:24:22,150 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:24:22,151 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:24:22,153 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:24:22,154 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:24:22,156 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:24:22,158 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:24:22,161 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:24:22,164 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:24:22,165 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:24:22,166 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:24:22,167 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:24:22,174 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:24:22,175 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:24:22,175 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:24:22,176 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:24:22,177 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:24:22,178 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:24:22,179 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:24:22,180 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:24:22,181 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:24:22,182 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:24:22,183 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:24:22,183 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:24:22,184 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:24:22,184 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:24:22,184 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:24:22,185 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:24:22,186 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:24:22,187 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df256c85-4467-4310-910e-ae08e08b23fc/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2022-12-14 20:24:22,211 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:24:22,211 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:24:22,212 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:24:22,213 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:24:22,213 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:24:22,213 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 20:24:22,213 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 20:24:22,213 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:24:22,214 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 20:24:22,214 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 20:24:22,214 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 20:24:22,214 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:24:22,214 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:24:22,215 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:24:22,215 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:24:22,215 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:24:22,215 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:24:22,215 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:24:22,216 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:24:22,216 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 20:24:22,216 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 20:24:22,216 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_df256c85-4467-4310-910e-ae08e08b23fc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df256c85-4467-4310-910e-ae08e08b23fc/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 628be9b0d43b46482b2f1f32ff1648acbb8b41e569549b972a02e76fffda9076 [2022-12-14 20:24:22,428 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:24:22,447 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:24:22,450 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:24:22,451 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:24:22,451 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:24:22,452 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df256c85-4467-4310-910e-ae08e08b23fc/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/termination-15/array16_alloca_original.i [2022-12-14 20:24:25,028 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:24:25,258 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:24:25,258 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df256c85-4467-4310-910e-ae08e08b23fc/sv-benchmarks/c/termination-15/array16_alloca_original.i [2022-12-14 20:24:25,267 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df256c85-4467-4310-910e-ae08e08b23fc/bin/ukojak-rkRKPMF4O4/data/5f7159de6/3fc23bd4072143d39872ce3068bc0a55/FLAGc1ac1e51e [2022-12-14 20:24:25,605 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df256c85-4467-4310-910e-ae08e08b23fc/bin/ukojak-rkRKPMF4O4/data/5f7159de6/3fc23bd4072143d39872ce3068bc0a55 [2022-12-14 20:24:25,607 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:24:25,608 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:24:25,609 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:24:25,609 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:24:25,612 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:24:25,613 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:24:25" (1/1) ... [2022-12-14 20:24:25,614 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39f91aee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:24:25, skipping insertion in model container [2022-12-14 20:24:25,614 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:24:25" (1/1) ... [2022-12-14 20:24:25,623 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:24:25,655 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:24:25,883 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:24:25,895 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:24:25,931 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:24:25,950 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:24:25,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:24:25 WrapperNode [2022-12-14 20:24:25,951 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:24:25,952 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:24:25,952 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:24:25,952 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:24:25,957 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:24:25" (1/1) ... [2022-12-14 20:24:25,965 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:24:25" (1/1) ... [2022-12-14 20:24:25,980 INFO L138 Inliner]: procedures = 151, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 56 [2022-12-14 20:24:25,980 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:24:25,981 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:24:25,981 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:24:25,981 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:24:25,988 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:24:25" (1/1) ... [2022-12-14 20:24:25,988 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:24:25" (1/1) ... [2022-12-14 20:24:25,989 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:24:25" (1/1) ... [2022-12-14 20:24:25,989 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:24:25" (1/1) ... [2022-12-14 20:24:25,992 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:24:25" (1/1) ... [2022-12-14 20:24:25,995 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:24:25" (1/1) ... [2022-12-14 20:24:25,996 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:24:25" (1/1) ... [2022-12-14 20:24:25,996 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:24:25" (1/1) ... [2022-12-14 20:24:25,998 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:24:25,998 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:24:25,998 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:24:25,999 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:24:25,999 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:24:25" (1/1) ... [2022-12-14 20:24:26,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:24:26,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df256c85-4467-4310-910e-ae08e08b23fc/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:24:26,025 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df256c85-4467-4310-910e-ae08e08b23fc/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:24:26,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df256c85-4467-4310-910e-ae08e08b23fc/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:24:26,062 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 20:24:26,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 20:24:26,062 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 20:24:26,063 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 20:24:26,063 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:24:26,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:24:26,126 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:24:26,128 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:24:26,265 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:24:26,302 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:24:26,302 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 20:24:26,304 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:24:26 BoogieIcfgContainer [2022-12-14 20:24:26,304 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:24:26,305 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:24:26,305 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:24:26,312 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:24:26,312 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:24:26" (1/1) ... [2022-12-14 20:24:26,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 20:24:26,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:26,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 24 transitions. [2022-12-14 20:24:26,356 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2022-12-14 20:24:26,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-14 20:24:26,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:26,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:26,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:26,482 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 20:24:26,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:26,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2022-12-14 20:24:26,509 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2022-12-14 20:24:26,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 20:24:26,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:26,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:26,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:26,583 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 20:24:26,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:26,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 23 states and 27 transitions. [2022-12-14 20:24:26,648 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2022-12-14 20:24:26,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 20:24:26,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:26,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:26,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:26,880 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 20:24:27,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:27,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2022-12-14 20:24:27,227 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2022-12-14 20:24:27,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 20:24:27,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:27,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:27,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:27,250 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 20:24:27,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:27,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2022-12-14 20:24:27,263 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2022-12-14 20:24:27,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 20:24:27,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:27,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:27,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:27,316 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 20:24:27,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:27,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2022-12-14 20:24:27,455 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2022-12-14 20:24:27,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 20:24:27,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:27,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:27,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:27,536 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 20:24:27,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:27,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2022-12-14 20:24:27,871 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2022-12-14 20:24:27,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 20:24:27,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:27,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:27,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:27,897 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 20:24:27,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:27,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2022-12-14 20:24:27,910 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2022-12-14 20:24:27,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 20:24:27,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:27,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:27,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:27,936 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 20:24:27,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:27,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2022-12-14 20:24:27,952 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2022-12-14 20:24:27,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 20:24:27,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:27,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:27,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:28,405 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:24:30,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:30,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 29 states and 43 transitions. [2022-12-14 20:24:30,048 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 43 transitions. [2022-12-14 20:24:30,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 20:24:30,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:30,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:30,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:30,062 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:24:30,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:30,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 29 states and 42 transitions. [2022-12-14 20:24:30,281 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 42 transitions. [2022-12-14 20:24:30,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 20:24:30,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:30,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:30,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:30,295 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:24:30,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:30,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 37 transitions. [2022-12-14 20:24:30,550 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2022-12-14 20:24:30,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 20:24:30,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:30,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:30,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:31,077 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:24:33,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:33,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 32 states and 46 transitions. [2022-12-14 20:24:33,345 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2022-12-14 20:24:33,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 20:24:33,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:33,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:33,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:33,515 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:24:34,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:34,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 35 states and 56 transitions. [2022-12-14 20:24:34,374 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 56 transitions. [2022-12-14 20:24:34,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 20:24:34,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:34,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:34,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:34,386 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:24:34,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:34,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 36 states and 58 transitions. [2022-12-14 20:24:34,585 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 58 transitions. [2022-12-14 20:24:34,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 20:24:34,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:34,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:34,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:34,882 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:24:35,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:35,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 39 states and 64 transitions. [2022-12-14 20:24:35,988 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 64 transitions. [2022-12-14 20:24:35,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 20:24:35,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:35,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:35,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:36,036 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:24:36,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:36,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 39 states and 63 transitions. [2022-12-14 20:24:36,082 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 63 transitions. [2022-12-14 20:24:36,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 20:24:36,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:36,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:36,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:36,281 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:24:38,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:38,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 49 states and 87 transitions. [2022-12-14 20:24:38,514 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 87 transitions. [2022-12-14 20:24:38,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 20:24:38,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:38,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:38,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:38,531 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:24:38,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:38,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 49 states and 86 transitions. [2022-12-14 20:24:38,790 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 86 transitions. [2022-12-14 20:24:38,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 20:24:38,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:38,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:38,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:39,061 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:24:40,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:40,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 53 states and 94 transitions. [2022-12-14 20:24:40,334 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 94 transitions. [2022-12-14 20:24:40,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 20:24:40,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:40,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:40,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:40,370 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:24:40,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:40,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 54 states and 94 transitions. [2022-12-14 20:24:40,384 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 94 transitions. [2022-12-14 20:24:40,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 20:24:40,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:40,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:40,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:41,332 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:24:44,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:44,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 59 states and 110 transitions. [2022-12-14 20:24:44,341 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 110 transitions. [2022-12-14 20:24:44,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 20:24:44,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:44,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:44,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:44,481 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:24:45,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:45,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 60 states and 114 transitions. [2022-12-14 20:24:45,029 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 114 transitions. [2022-12-14 20:24:45,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 20:24:45,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:45,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:45,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:45,080 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:24:46,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:46,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 64 states and 122 transitions. [2022-12-14 20:24:46,321 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 122 transitions. [2022-12-14 20:24:46,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 20:24:46,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:46,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:46,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:46,726 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:24:48,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:48,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 68 states and 134 transitions. [2022-12-14 20:24:48,707 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 134 transitions. [2022-12-14 20:24:48,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:24:48,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:48,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:48,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:48,746 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:24:49,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:49,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 69 states and 140 transitions. [2022-12-14 20:24:49,351 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 140 transitions. [2022-12-14 20:24:49,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:24:49,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:49,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:49,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:49,409 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:24:49,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:49,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 70 states and 141 transitions. [2022-12-14 20:24:49,943 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 141 transitions. [2022-12-14 20:24:49,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 20:24:49,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:49,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:49,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:49,998 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 20:24:51,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:51,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 74 states and 153 transitions. [2022-12-14 20:24:51,661 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 153 transitions. [2022-12-14 20:24:51,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 20:24:51,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:51,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:51,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:52,025 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:24:54,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:54,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 79 states and 172 transitions. [2022-12-14 20:24:54,147 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 172 transitions. [2022-12-14 20:24:54,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 20:24:54,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:54,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:54,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:54,181 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 20:24:54,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:54,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 80 states and 173 transitions. [2022-12-14 20:24:54,857 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 173 transitions. [2022-12-14 20:24:54,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 20:24:54,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:54,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:54,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:55,501 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 7 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:24:56,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:56,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 82 states and 176 transitions. [2022-12-14 20:24:56,897 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 176 transitions. [2022-12-14 20:24:56,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 20:24:56,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:56,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:56,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:56,950 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-14 20:24:57,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:57,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 83 states and 177 transitions. [2022-12-14 20:24:57,462 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 177 transitions. [2022-12-14 20:24:57,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 20:24:57,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:57,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:57,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:58,037 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:25:01,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:25:01,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 89 states and 191 transitions. [2022-12-14 20:25:01,543 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 191 transitions. [2022-12-14 20:25:01,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 20:25:01,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:25:01,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:25:01,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:25:01,708 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 7 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:25:03,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:25:03,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 72 states and 141 transitions. [2022-12-14 20:25:03,216 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 141 transitions. [2022-12-14 20:25:03,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 20:25:03,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:25:03,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:25:03,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:25:03,758 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:25:05,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:25:05,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 76 states and 149 transitions. [2022-12-14 20:25:05,641 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 149 transitions. [2022-12-14 20:25:05,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 20:25:05,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:25:05,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:25:05,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:25:05,691 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 20:25:06,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:25:06,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 76 states and 147 transitions. [2022-12-14 20:25:06,206 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 147 transitions. [2022-12-14 20:25:06,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 20:25:06,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:25:06,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:25:06,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:25:06,251 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:25:06,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:25:06,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 77 states and 147 transitions. [2022-12-14 20:25:06,771 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 147 transitions. [2022-12-14 20:25:06,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 20:25:06,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:25:06,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:25:06,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:25:06,804 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-12-14 20:25:07,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:25:07,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 25 states and 34 transitions. [2022-12-14 20:25:07,317 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 34 transitions. [2022-12-14 20:25:07,317 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 20:25:07,317 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 38 iterations. [2022-12-14 20:25:07,322 INFO L754 CodeCheckObserver]: All specifications hold 9 specifications checked. All of them hold [2022-12-14 20:25:07,670 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2022-12-14 20:25:07,678 INFO L560 CodeCheckObserver]: Invariant with dag size 52 [2022-12-14 20:25:07,682 INFO L560 CodeCheckObserver]: Invariant with dag size 27 [2022-12-14 20:25:07,683 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 08:25:07 ImpRootNode [2022-12-14 20:25:07,683 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 20:25:07,683 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 20:25:07,683 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 20:25:07,683 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 20:25:07,684 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:24:26" (3/4) ... [2022-12-14 20:25:07,686 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 20:25:07,691 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2022-12-14 20:25:07,691 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-12-14 20:25:07,691 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-12-14 20:25:07,692 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 20:25:07,707 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((length <= i || ((arr <= 0 && length * 4 == unknown-#length-unknown[arr] + length / 4611686018427387904 * 18446744073709551616) && length * 4 <= 8589934584 + unknown-#length-unknown[arr])) && \valid[arr] == 1) && arr + 4 <= unknown-#length-unknown[arr]) && \old(unknown-main_\old_#valid#1-unknown) == \valid[__builtin_alloca(length*sizeof(int)) := 0]) && 4 <= arr + i * 4) && 1 <= length) && i <= 1) || (((((((length <= i || ((arr <= 0 && length * 4 == unknown-#length-unknown[arr] + length / 4611686018427387904 * 18446744073709551616) && length * 4 <= 8589934584 + unknown-#length-unknown[arr])) && \valid[arr] == 1) && \old(unknown-main_\old_#valid#1-unknown) == \valid[__builtin_alloca(length*sizeof(int)) := 0]) && !(i <= 1)) && 1 <= length) && arr + i * 4 <= unknown-#length-unknown[arr]) && 0 <= arr)) || (((((((arr + length * 4 <= unknown-#length-unknown[arr] + length / 4611686018427387904 * 18446744073709551616 && i == 0) && \valid[arr] == 1) && \old(unknown-main_\old_#valid#1-unknown) == \valid[__builtin_alloca(length*sizeof(int)) := 0]) && length / 4611686018427387904 <= 0) && length * 4 == unknown-#length-unknown[arr] + length / 4611686018427387904 * 18446744073709551616) && 1 <= length) && 0 <= arr)) || ((((((arr + length * 4 <= unknown-#length-unknown[arr] + length / 4611686018427387904 * 18446744073709551616 && \valid[arr] == 1) && \old(unknown-main_\old_#valid#1-unknown) == \valid[__builtin_alloca(length*sizeof(int)) := 0]) && length / 4611686018427387904 <= 0) && !(length <= i)) && 2 <= i) && 0 <= arr) [2022-12-14 20:25:07,707 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(unknown-main_\old_#valid#1-unknown) == \valid [2022-12-14 20:25:07,708 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\valid[arr] == 1 && (j + 1 <= 0 || length <= j)) && \old(unknown-main_\old_#valid#1-unknown) == \valid[__builtin_alloca(length*sizeof(int)) := 0]) || (((\valid[arr] == 1 && \old(unknown-main_\old_#valid#1-unknown) == \valid[__builtin_alloca(length*sizeof(int)) := 0]) && arr + length * 4 <= unknown-#length-unknown[arr]) && 0 <= arr) [2022-12-14 20:25:07,715 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df256c85-4467-4310-910e-ae08e08b23fc/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 20:25:07,715 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 20:25:07,716 INFO L158 Benchmark]: Toolchain (without parser) took 42107.61ms. Allocated memory is still 195.0MB. Free memory was 158.6MB in the beginning and 138.1MB in the end (delta: 20.5MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. [2022-12-14 20:25:07,716 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 115.3MB. Free memory is still 89.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:25:07,716 INFO L158 Benchmark]: CACSL2BoogieTranslator took 342.07ms. Allocated memory is still 195.0MB. Free memory was 158.6MB in the beginning and 141.9MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-14 20:25:07,716 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.50ms. Allocated memory is still 195.0MB. Free memory was 141.9MB in the beginning and 139.6MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:25:07,716 INFO L158 Benchmark]: Boogie Preprocessor took 17.05ms. Allocated memory is still 195.0MB. Free memory was 139.6MB in the beginning and 138.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:25:07,717 INFO L158 Benchmark]: RCFGBuilder took 305.79ms. Allocated memory is still 195.0MB. Free memory was 138.5MB in the beginning and 123.0MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 20:25:07,717 INFO L158 Benchmark]: CodeCheck took 41378.29ms. Allocated memory is still 195.0MB. Free memory was 123.0MB in the beginning and 141.3MB in the end (delta: -18.3MB). Peak memory consumption was 88.2MB. Max. memory is 16.1GB. [2022-12-14 20:25:07,717 INFO L158 Benchmark]: Witness Printer took 32.04ms. Allocated memory is still 195.0MB. Free memory was 141.3MB in the beginning and 138.1MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 20:25:07,719 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, 21 locations, 9 error locations. Started 1 CEGAR loops. OverallTime: 41.0s, OverallIterations: 38, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4507 SdHoareTripleChecker+Valid, 18.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4065 mSDsluCounter, 2758 SdHoareTripleChecker+Invalid, 16.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2375 mSDsCounter, 2792 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 13148 IncrementalHoareTripleChecker+Invalid, 15940 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2792 mSolverCounterUnsat, 383 mSDtfsCounter, 13148 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4993 GetRequests, 4428 SyntacticMatches, 177 SemanticMatches, 388 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79159 ImplicationChecksByTransitivity, 36.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 6.5s InterpolantComputationTime, 472 NumberOfCodeBlocks, 472 NumberOfCodeBlocksAsserted, 37 NumberOfCheckSat, 435 ConstructedInterpolants, 0 QuantifiedInterpolants, 5869 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 37 InterpolantComputations, 18 PerfectInterpolantSequences, 99/232 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: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 364]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 9 specifications checked. All of them hold - InvariantResult [Line: 364]: Loop Invariant Derived loop invariant: \old(unknown-main_\old_#valid#1-unknown) == \valid - InvariantResult [Line: 370]: Loop Invariant Derived loop invariant: (((((((((length <= i || ((arr <= 0 && length * 4 == unknown-#length-unknown[arr] + length / 4611686018427387904 * 18446744073709551616) && length * 4 <= 8589934584 + unknown-#length-unknown[arr])) && \valid[arr] == 1) && arr + 4 <= unknown-#length-unknown[arr]) && \old(unknown-main_\old_#valid#1-unknown) == \valid[__builtin_alloca(length*sizeof(int)) := 0]) && 4 <= arr + i * 4) && 1 <= length) && i <= 1) || (((((((length <= i || ((arr <= 0 && length * 4 == unknown-#length-unknown[arr] + length / 4611686018427387904 * 18446744073709551616) && length * 4 <= 8589934584 + unknown-#length-unknown[arr])) && \valid[arr] == 1) && \old(unknown-main_\old_#valid#1-unknown) == \valid[__builtin_alloca(length*sizeof(int)) := 0]) && !(i <= 1)) && 1 <= length) && arr + i * 4 <= unknown-#length-unknown[arr]) && 0 <= arr)) || (((((((arr + length * 4 <= unknown-#length-unknown[arr] + length / 4611686018427387904 * 18446744073709551616 && i == 0) && \valid[arr] == 1) && \old(unknown-main_\old_#valid#1-unknown) == \valid[__builtin_alloca(length*sizeof(int)) := 0]) && length / 4611686018427387904 <= 0) && length * 4 == unknown-#length-unknown[arr] + length / 4611686018427387904 * 18446744073709551616) && 1 <= length) && 0 <= arr)) || ((((((arr + length * 4 <= unknown-#length-unknown[arr] + length / 4611686018427387904 * 18446744073709551616 && \valid[arr] == 1) && \old(unknown-main_\old_#valid#1-unknown) == \valid[__builtin_alloca(length*sizeof(int)) := 0]) && length / 4611686018427387904 <= 0) && !(length <= i)) && 2 <= i) && 0 <= arr) - InvariantResult [Line: 377]: Loop Invariant Derived loop invariant: ((\valid[arr] == 1 && (j + 1 <= 0 || length <= j)) && \old(unknown-main_\old_#valid#1-unknown) == \valid[__builtin_alloca(length*sizeof(int)) := 0]) || (((\valid[arr] == 1 && \old(unknown-main_\old_#valid#1-unknown) == \valid[__builtin_alloca(length*sizeof(int)) := 0]) && arr + length * 4 <= unknown-#length-unknown[arr]) && 0 <= arr) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 115.3MB. Free memory is still 89.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 342.07ms. Allocated memory is still 195.0MB. Free memory was 158.6MB in the beginning and 141.9MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.50ms. Allocated memory is still 195.0MB. Free memory was 141.9MB in the beginning and 139.6MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 17.05ms. Allocated memory is still 195.0MB. Free memory was 139.6MB in the beginning and 138.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 305.79ms. Allocated memory is still 195.0MB. Free memory was 138.5MB in the beginning and 123.0MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 41378.29ms. Allocated memory is still 195.0MB. Free memory was 123.0MB in the beginning and 141.3MB in the end (delta: -18.3MB). Peak memory consumption was 88.2MB. Max. memory is 16.1GB. * Witness Printer took 32.04ms. Allocated memory is still 195.0MB. Free memory was 141.3MB in the beginning and 138.1MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-14 20:25:07,734 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df256c85-4467-4310-910e-ae08e08b23fc/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