./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test18_2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678da8f1-4950-4508-83fe-0a64c5b16014/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678da8f1-4950-4508-83fe-0a64c5b16014/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678da8f1-4950-4508-83fe-0a64c5b16014/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678da8f1-4950-4508-83fe-0a64c5b16014/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test18_2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678da8f1-4950-4508-83fe-0a64c5b16014/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678da8f1-4950-4508-83fe-0a64c5b16014/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 27e059eb1633b1ab9c045484375455e2667fa3360a55d0bc53eccfa53fe7600f --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 18:20:29,312 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:20:29,315 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:20:29,359 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:20:29,360 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:20:29,364 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:20:29,378 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:20:29,381 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:20:29,384 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:20:29,389 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:20:29,390 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:20:29,392 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:20:29,393 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:20:29,395 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:20:29,397 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:20:29,398 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:20:29,400 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:20:29,401 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:20:29,402 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:20:29,409 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:20:29,410 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:20:29,412 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:20:29,425 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:20:29,426 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:20:29,429 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:20:29,429 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:20:29,429 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:20:29,430 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:20:29,431 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:20:29,432 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:20:29,432 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:20:29,433 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:20:29,433 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:20:29,434 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:20:29,440 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:20:29,440 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:20:29,441 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:20:29,441 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:20:29,442 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:20:29,445 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:20:29,446 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:20:29,447 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678da8f1-4950-4508-83fe-0a64c5b16014/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 18:20:29,487 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:20:29,488 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:20:29,489 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:20:29,489 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:20:29,490 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:20:29,491 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:20:29,491 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:20:29,491 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 18:20:29,491 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:20:29,491 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:20:29,492 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 18:20:29,493 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:20:29,493 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:20:29,493 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:20:29,493 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:20:29,493 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 18:20:29,493 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 18:20:29,494 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:20:29,494 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:20:29,494 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:20:29,494 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:20:29,494 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:20:29,495 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:20:29,495 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:20:29,495 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:20:29,495 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:20:29,495 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:20:29,495 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:20:29,496 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:20:29,496 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:20:29,497 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_678da8f1-4950-4508-83fe-0a64c5b16014/bin/ukojak-pZX7IvK2PQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678da8f1-4950-4508-83fe-0a64c5b16014/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 27e059eb1633b1ab9c045484375455e2667fa3360a55d0bc53eccfa53fe7600f [2022-11-20 18:20:29,841 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:20:29,869 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:20:29,873 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:20:29,874 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:20:29,875 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:20:29,876 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678da8f1-4950-4508-83fe-0a64c5b16014/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/ldv-memsafety/memleaks_test18_2.i [2022-11-20 18:20:32,940 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:20:33,292 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:20:33,293 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678da8f1-4950-4508-83fe-0a64c5b16014/sv-benchmarks/c/ldv-memsafety/memleaks_test18_2.i [2022-11-20 18:20:33,316 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678da8f1-4950-4508-83fe-0a64c5b16014/bin/ukojak-pZX7IvK2PQ/data/2bb41106a/68efdac9d6f942b9a6b31e9ff3a8f1a3/FLAG41de6f4cd [2022-11-20 18:20:33,368 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678da8f1-4950-4508-83fe-0a64c5b16014/bin/ukojak-pZX7IvK2PQ/data/2bb41106a/68efdac9d6f942b9a6b31e9ff3a8f1a3 [2022-11-20 18:20:33,371 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:20:33,373 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:20:33,376 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:20:33,376 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:20:33,379 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:20:33,380 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:20:33" (1/1) ... [2022-11-20 18:20:33,381 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4268d8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:20:33, skipping insertion in model container [2022-11-20 18:20:33,381 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:20:33" (1/1) ... [2022-11-20 18:20:33,389 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:20:33,455 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:20:33,889 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:20:33,911 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:20:34,006 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:20:34,055 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:20:34,056 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:20:34 WrapperNode [2022-11-20 18:20:34,056 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:20:34,058 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:20:34,058 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:20:34,059 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:20:34,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:20:34" (1/1) ... [2022-11-20 18:20:34,111 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:20:34" (1/1) ... [2022-11-20 18:20:34,135 INFO L138 Inliner]: procedures = 164, calls = 73, calls flagged for inlining = 21, calls inlined = 3, statements flattened = 53 [2022-11-20 18:20:34,136 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:20:34,137 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:20:34,137 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:20:34,137 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:20:34,150 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:20:34" (1/1) ... [2022-11-20 18:20:34,150 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:20:34" (1/1) ... [2022-11-20 18:20:34,152 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:20:34" (1/1) ... [2022-11-20 18:20:34,153 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:20:34" (1/1) ... [2022-11-20 18:20:34,158 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:20:34" (1/1) ... [2022-11-20 18:20:34,162 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:20:34" (1/1) ... [2022-11-20 18:20:34,164 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:20:34" (1/1) ... [2022-11-20 18:20:34,165 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:20:34" (1/1) ... [2022-11-20 18:20:34,167 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:20:34,168 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:20:34,168 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:20:34,168 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:20:34,169 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:20:34" (1/1) ... [2022-11-20 18:20:34,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:20:34,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678da8f1-4950-4508-83fe-0a64c5b16014/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:20:34,203 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678da8f1-4950-4508-83fe-0a64c5b16014/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:20:34,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678da8f1-4950-4508-83fe-0a64c5b16014/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:20:34,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-20 18:20:34,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-20 18:20:34,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 18:20:34,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:20:34,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 18:20:34,253 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-20 18:20:34,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:20:34,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-20 18:20:34,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:20:34,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:20:34,406 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:20:34,408 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:20:34,624 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:20:34,667 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:20:34,667 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 18:20:34,670 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:20:34 BoogieIcfgContainer [2022-11-20 18:20:34,670 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:20:34,671 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:20:34,671 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:20:34,681 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:20:34,682 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:20:34" (1/1) ... [2022-11-20 18:20:34,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 18:20:34,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:34,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 25 states and 29 transitions. [2022-11-20 18:20:34,759 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2022-11-20 18:20:34,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 18:20:34,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:34,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:34,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:35,239 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:20:35,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:35,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 30 states and 38 transitions. [2022-11-20 18:20:35,361 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 38 transitions. [2022-11-20 18:20:35,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 18:20:35,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:35,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:35,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:35,452 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:20:35,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:35,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 31 states and 39 transitions. [2022-11-20 18:20:35,468 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 39 transitions. [2022-11-20 18:20:35,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 18:20:35,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:35,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:35,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:35,560 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:20:35,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:35,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 32 states and 40 transitions. [2022-11-20 18:20:35,606 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 40 transitions. [2022-11-20 18:20:35,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 18:20:35,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:35,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:35,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:35,716 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:20:35,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:35,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 33 states and 41 transitions. [2022-11-20 18:20:35,729 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 41 transitions. [2022-11-20 18:20:35,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 18:20:35,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:35,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:35,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:35,819 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:20:35,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:35,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 34 states and 43 transitions. [2022-11-20 18:20:35,868 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 43 transitions. [2022-11-20 18:20:35,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 18:20:35,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:35,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:35,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:36,017 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 18:20:36,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:36,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 39 states and 52 transitions. [2022-11-20 18:20:36,151 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 52 transitions. [2022-11-20 18:20:36,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 18:20:36,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:36,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:36,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:36,269 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 18:20:36,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:36,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 40 states and 53 transitions. [2022-11-20 18:20:36,295 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 53 transitions. [2022-11-20 18:20:36,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 18:20:36,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:36,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:36,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:36,443 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 18:20:36,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:36,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 39 states and 50 transitions. [2022-11-20 18:20:36,707 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 50 transitions. [2022-11-20 18:20:36,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 18:20:36,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:36,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:36,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:36,781 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 18:20:36,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:36,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 38 states and 48 transitions. [2022-11-20 18:20:36,804 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 48 transitions. [2022-11-20 18:20:36,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 18:20:36,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:36,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:36,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:36,934 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 18:20:37,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:37,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 41 states and 52 transitions. [2022-11-20 18:20:37,047 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 52 transitions. [2022-11-20 18:20:37,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 18:20:37,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:37,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:37,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:37,119 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-20 18:20:37,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:37,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 40 states and 51 transitions. [2022-11-20 18:20:37,213 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 51 transitions. [2022-11-20 18:20:37,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 18:20:37,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:37,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:37,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:37,304 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 18:20:37,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:37,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 41 states and 51 transitions. [2022-11-20 18:20:37,323 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 51 transitions. [2022-11-20 18:20:37,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 18:20:37,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:37,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:37,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:37,504 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 18:20:37,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:37,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 47 states and 60 transitions. [2022-11-20 18:20:37,724 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 60 transitions. [2022-11-20 18:20:37,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 18:20:37,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:37,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:37,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:37,883 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-11-20 18:20:38,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:38,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 48 states and 62 transitions. [2022-11-20 18:20:38,005 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 62 transitions. [2022-11-20 18:20:38,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 18:20:38,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:38,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:38,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:38,175 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 18:20:38,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:38,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 52 states and 67 transitions. [2022-11-20 18:20:38,469 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 67 transitions. [2022-11-20 18:20:38,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 18:20:38,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:38,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:38,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:38,622 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 18:20:38,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:38,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 53 states and 67 transitions. [2022-11-20 18:20:38,642 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 67 transitions. [2022-11-20 18:20:38,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-20 18:20:38,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:38,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:38,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:38,861 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-20 18:20:39,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:39,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 59 states and 76 transitions. [2022-11-20 18:20:39,094 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 76 transitions. [2022-11-20 18:20:39,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 18:20:39,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:39,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:39,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:39,306 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-20 18:20:39,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:39,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 63 states and 81 transitions. [2022-11-20 18:20:39,661 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 81 transitions. [2022-11-20 18:20:39,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-20 18:20:39,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:39,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:39,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:39,834 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 2 proven. 30 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-20 18:20:39,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:39,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 64 states and 81 transitions. [2022-11-20 18:20:39,855 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 81 transitions. [2022-11-20 18:20:39,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-20 18:20:39,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:39,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:39,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:40,124 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-20 18:20:40,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:40,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 70 states and 90 transitions. [2022-11-20 18:20:40,416 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 90 transitions. [2022-11-20 18:20:40,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-20 18:20:40,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:40,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:40,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:40,692 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-20 18:20:41,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:41,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 74 states and 95 transitions. [2022-11-20 18:20:41,091 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 95 transitions. [2022-11-20 18:20:41,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-20 18:20:41,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:41,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:41,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:41,313 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 2 proven. 52 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-20 18:20:41,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:41,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 75 states and 95 transitions. [2022-11-20 18:20:41,337 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 95 transitions. [2022-11-20 18:20:41,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-20 18:20:41,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:41,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:41,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:41,696 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-11-20 18:20:42,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:42,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 81 states and 104 transitions. [2022-11-20 18:20:42,021 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 104 transitions. [2022-11-20 18:20:42,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-20 18:20:42,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:42,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:42,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:42,372 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-11-20 18:20:42,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:42,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 85 states and 109 transitions. [2022-11-20 18:20:42,819 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 109 transitions. [2022-11-20 18:20:42,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-20 18:20:42,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:42,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:42,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:43,108 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 2 proven. 80 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-11-20 18:20:43,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:43,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 86 states and 109 transitions. [2022-11-20 18:20:43,136 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 109 transitions. [2022-11-20 18:20:43,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-20 18:20:43,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:43,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:43,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:43,503 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-20 18:20:43,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:43,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 92 states and 118 transitions. [2022-11-20 18:20:43,839 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 118 transitions. [2022-11-20 18:20:43,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-20 18:20:43,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:43,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:43,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:44,234 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 114 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-20 18:20:44,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:44,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 96 states and 123 transitions. [2022-11-20 18:20:44,720 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 123 transitions. [2022-11-20 18:20:44,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-20 18:20:44,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:44,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:44,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:44,988 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 2 proven. 114 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-20 18:20:45,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:45,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 97 states and 123 transitions. [2022-11-20 18:20:45,030 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 123 transitions. [2022-11-20 18:20:45,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-11-20 18:20:45,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:45,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:45,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:45,431 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2022-11-20 18:20:45,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:45,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 103 states and 132 transitions. [2022-11-20 18:20:45,811 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 132 transitions. [2022-11-20 18:20:45,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-20 18:20:45,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:45,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:45,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:46,262 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 0 proven. 154 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2022-11-20 18:20:46,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:46,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 107 states and 137 transitions. [2022-11-20 18:20:46,778 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 137 transitions. [2022-11-20 18:20:46,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-20 18:20:46,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:46,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:46,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:47,132 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 2 proven. 154 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2022-11-20 18:20:47,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:47,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 108 states and 137 transitions. [2022-11-20 18:20:47,160 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 137 transitions. [2022-11-20 18:20:47,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-20 18:20:47,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:47,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:47,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:47,621 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 0 proven. 208 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-20 18:20:48,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:48,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 114 states and 146 transitions. [2022-11-20 18:20:48,033 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 146 transitions. [2022-11-20 18:20:48,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-11-20 18:20:48,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:48,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:48,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:48,513 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-20 18:20:49,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:49,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 118 states and 151 transitions. [2022-11-20 18:20:49,082 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 151 transitions. [2022-11-20 18:20:49,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-11-20 18:20:49,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:49,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:49,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:49,446 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 2 proven. 200 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-20 18:20:49,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:49,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 119 states and 151 transitions. [2022-11-20 18:20:49,475 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 151 transitions. [2022-11-20 18:20:49,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-20 18:20:49,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:49,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:49,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:50,011 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 0 proven. 261 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2022-11-20 18:20:50,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:50,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 125 states and 160 transitions. [2022-11-20 18:20:50,464 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 160 transitions. [2022-11-20 18:20:50,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-20 18:20:50,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:50,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:50,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:51,003 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 0 proven. 252 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2022-11-20 18:20:51,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:51,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 129 states and 165 transitions. [2022-11-20 18:20:51,612 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 165 transitions. [2022-11-20 18:20:51,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-11-20 18:20:51,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:51,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:51,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:51,997 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 2 proven. 252 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2022-11-20 18:20:52,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:52,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 130 states and 165 transitions. [2022-11-20 18:20:52,028 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 165 transitions. [2022-11-20 18:20:52,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-20 18:20:52,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:52,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:52,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:54,472 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 265 proven. 55 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2022-11-20 18:21:04,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:21:04,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 117 states and 147 transitions. [2022-11-20 18:21:04,503 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 147 transitions. [2022-11-20 18:21:04,503 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 18:21:04,503 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 39 iterations. [2022-11-20 18:21:04,511 INFO L754 CodeCheckObserver]: All specifications hold 6 specifications checked. All of them hold [2022-11-20 18:21:04,852 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 18:21:04,856 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 18:21:04,857 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 18:21:04,857 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 18:21:04,857 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 06:21:04 ImpRootNode [2022-11-20 18:21:04,857 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 18:21:04,858 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 18:21:04,858 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 18:21:04,858 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 18:21:04,859 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:20:34" (3/4) ... [2022-11-20 18:21:04,862 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 18:21:04,868 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-11-20 18:21:04,871 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2022-11-20 18:21:04,872 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-20 18:21:04,872 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-20 18:21:04,912 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678da8f1-4950-4508-83fe-0a64c5b16014/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 18:21:04,912 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 18:21:04,913 INFO L158 Benchmark]: Toolchain (without parser) took 31539.33ms. Allocated memory was 161.5MB in the beginning and 408.9MB in the end (delta: 247.5MB). Free memory was 131.9MB in the beginning and 160.9MB in the end (delta: -29.0MB). Peak memory consumption was 219.3MB. Max. memory is 16.1GB. [2022-11-20 18:21:04,913 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 125.8MB. Free memory is still 93.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:21:04,914 INFO L158 Benchmark]: CACSL2BoogieTranslator took 680.71ms. Allocated memory is still 161.5MB. Free memory was 131.9MB in the beginning and 109.9MB in the end (delta: 22.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-20 18:21:04,914 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.28ms. Allocated memory is still 161.5MB. Free memory was 109.9MB in the beginning and 107.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:21:04,915 INFO L158 Benchmark]: Boogie Preprocessor took 30.52ms. Allocated memory is still 161.5MB. Free memory was 107.8MB in the beginning and 107.0MB in the end (delta: 865.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:21:04,915 INFO L158 Benchmark]: RCFGBuilder took 502.38ms. Allocated memory is still 161.5MB. Free memory was 107.0MB in the beginning and 92.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 18:21:04,916 INFO L158 Benchmark]: CodeCheck took 30186.41ms. Allocated memory was 161.5MB in the beginning and 408.9MB in the end (delta: 247.5MB). Free memory was 91.9MB in the beginning and 164.1MB in the end (delta: -72.2MB). Peak memory consumption was 177.4MB. Max. memory is 16.1GB. [2022-11-20 18:21:04,916 INFO L158 Benchmark]: Witness Printer took 54.20ms. Allocated memory is still 408.9MB. Free memory was 164.1MB in the beginning and 160.9MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 18:21:04,919 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 25 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 29.8s, OverallIterations: 39, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4391 SdHoareTripleChecker+Valid, 16.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2845 mSDsluCounter, 3366 SdHoareTripleChecker+Invalid, 13.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2264 mSDsCounter, 3103 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9582 IncrementalHoareTripleChecker+Invalid, 12685 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3103 mSolverCounterUnsat, 1102 mSDtfsCounter, 9582 mSolverCounterSat, 0.5s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12202 GetRequests, 11858 SyntacticMatches, 30 SemanticMatches, 314 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45013 ImplicationChecksByTransitivity, 19.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 10.7s InterpolantComputationTime, 1794 NumberOfCodeBlocks, 1794 NumberOfCodeBlocksAsserted, 38 NumberOfCheckSat, 1756 ConstructedInterpolants, 0 QuantifiedInterpolants, 4288 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 38 InterpolantComputations, 7 PerfectInterpolantSequences, 1793/4607 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: 767]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 767]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 774]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 774]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 774]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 774]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 767]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 125.8MB. Free memory is still 93.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 680.71ms. Allocated memory is still 161.5MB. Free memory was 131.9MB in the beginning and 109.9MB in the end (delta: 22.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.28ms. Allocated memory is still 161.5MB. Free memory was 109.9MB in the beginning and 107.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.52ms. Allocated memory is still 161.5MB. Free memory was 107.8MB in the beginning and 107.0MB in the end (delta: 865.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 502.38ms. Allocated memory is still 161.5MB. Free memory was 107.0MB in the beginning and 92.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 30186.41ms. Allocated memory was 161.5MB in the beginning and 408.9MB in the end (delta: 247.5MB). Free memory was 91.9MB in the beginning and 164.1MB in the end (delta: -72.2MB). Peak memory consumption was 177.4MB. Max. memory is 16.1GB. * Witness Printer took 54.20ms. Allocated memory is still 408.9MB. Free memory was 164.1MB in the beginning and 160.9MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 18:21:04,949 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_678da8f1-4950-4508-83fe-0a64c5b16014/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE