./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/heap-manipulation/bubble_sort_linux-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320503a1-da05-40c6-8044-9850e60c08e7/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320503a1-da05-40c6-8044-9850e60c08e7/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320503a1-da05-40c6-8044-9850e60c08e7/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320503a1-da05-40c6-8044-9850e60c08e7/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/heap-manipulation/bubble_sort_linux-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320503a1-da05-40c6-8044-9850e60c08e7/bin/ukojak-92XMlrwhuB/config/svcomp-MemCleanup-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320503a1-da05-40c6-8044-9850e60c08e7/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3b13662719be51a1d3330a7f40f7706daa8c7b2d4044bc92f854095c09c7c129 --- 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-dbf71c6-m [2022-10-17 16:57:33,883 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:57:33,886 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:57:33,936 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:57:33,937 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:57:33,941 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:57:33,943 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:57:33,949 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:57:33,951 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:57:33,957 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:57:33,958 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:57:33,960 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:57:33,961 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:57:33,963 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:57:33,966 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:57:33,968 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:57:33,969 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:57:33,971 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:57:33,973 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:57:33,980 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:57:33,982 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:57:33,984 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:57:33,987 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:57:33,989 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:57:33,999 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:57:33,999 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:57:34,000 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:57:34,002 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:57:34,002 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:57:34,004 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:57:34,004 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:57:34,006 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:57:34,009 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:57:34,011 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:57:34,012 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:57:34,012 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:57:34,013 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:57:34,014 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:57:34,014 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:57:34,015 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:57:34,016 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:57:34,017 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320503a1-da05-40c6-8044-9850e60c08e7/bin/ukojak-92XMlrwhuB/config/svcomp-MemCleanup-32bit-Kojak_Default.epf [2022-10-17 16:57:34,064 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:57:34,064 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:57:34,066 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:57:34,066 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:57:34,067 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:57:34,067 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:57:34,067 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:57:34,067 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:57:34,067 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:57:34,068 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:57:34,069 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 16:57:34,069 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 16:57:34,069 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:57:34,069 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:57:34,070 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:57:34,070 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:57:34,070 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:57:34,070 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:57:34,070 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:57:34,071 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:57:34,071 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:57:34,071 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:57:34,071 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:57:34,072 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_320503a1-da05-40c6-8044-9850e60c08e7/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320503a1-da05-40c6-8044-9850e60c08e7/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3b13662719be51a1d3330a7f40f7706daa8c7b2d4044bc92f854095c09c7c129 [2022-10-17 16:57:34,378 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:57:34,405 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:57:34,408 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:57:34,409 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:57:34,410 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:57:34,412 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320503a1-da05-40c6-8044-9850e60c08e7/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/heap-manipulation/bubble_sort_linux-2.i [2022-10-17 16:57:34,481 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320503a1-da05-40c6-8044-9850e60c08e7/bin/ukojak-92XMlrwhuB/data/415047d1a/1dd98ae0c4954db9bc58a7f74e6980af/FLAGedd68f9f1 [2022-10-17 16:57:35,056 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:57:35,057 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320503a1-da05-40c6-8044-9850e60c08e7/sv-benchmarks/c/heap-manipulation/bubble_sort_linux-2.i [2022-10-17 16:57:35,078 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320503a1-da05-40c6-8044-9850e60c08e7/bin/ukojak-92XMlrwhuB/data/415047d1a/1dd98ae0c4954db9bc58a7f74e6980af/FLAGedd68f9f1 [2022-10-17 16:57:35,298 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320503a1-da05-40c6-8044-9850e60c08e7/bin/ukojak-92XMlrwhuB/data/415047d1a/1dd98ae0c4954db9bc58a7f74e6980af [2022-10-17 16:57:35,300 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:57:35,302 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:57:35,304 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:57:35,304 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:57:35,307 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:57:35,308 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:57:35" (1/1) ... [2022-10-17 16:57:35,309 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ef4b908 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:35, skipping insertion in model container [2022-10-17 16:57:35,310 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:57:35" (1/1) ... [2022-10-17 16:57:35,317 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:57:35,376 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:57:35,972 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320503a1-da05-40c6-8044-9850e60c08e7/sv-benchmarks/c/heap-manipulation/bubble_sort_linux-2.i[33822,33835] [2022-10-17 16:57:36,044 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:57:36,057 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:57:36,121 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320503a1-da05-40c6-8044-9850e60c08e7/sv-benchmarks/c/heap-manipulation/bubble_sort_linux-2.i[33822,33835] [2022-10-17 16:57:36,158 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:57:36,212 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:57:36,212 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:36 WrapperNode [2022-10-17 16:57:36,213 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:57:36,214 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:57:36,214 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:57:36,214 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:57:36,223 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:36" (1/1) ... [2022-10-17 16:57:36,258 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:36" (1/1) ... [2022-10-17 16:57:36,309 INFO L138 Inliner]: procedures = 232, calls = 75, calls flagged for inlining = 33, calls inlined = 51, statements flattened = 551 [2022-10-17 16:57:36,310 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:57:36,310 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:57:36,311 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:57:36,311 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:57:36,319 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:36" (1/1) ... [2022-10-17 16:57:36,319 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:36" (1/1) ... [2022-10-17 16:57:36,326 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:36" (1/1) ... [2022-10-17 16:57:36,327 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:36" (1/1) ... [2022-10-17 16:57:36,354 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:36" (1/1) ... [2022-10-17 16:57:36,379 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:36" (1/1) ... [2022-10-17 16:57:36,383 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:36" (1/1) ... [2022-10-17 16:57:36,386 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:36" (1/1) ... [2022-10-17 16:57:36,393 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:57:36,394 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:57:36,394 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:57:36,394 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:57:36,396 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:57:36" (1/1) ... [2022-10-17 16:57:36,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:57:36,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320503a1-da05-40c6-8044-9850e60c08e7/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:57:36,436 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320503a1-da05-40c6-8044-9850e60c08e7/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:57:36,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_320503a1-da05-40c6-8044-9850e60c08e7/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:57:36,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:57:36,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:57:36,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 16:57:36,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:57:36,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:57:36,481 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:57:36,481 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:57:36,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:57:36,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:57:36,482 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:57:36,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:57:36,639 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:57:36,641 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:57:37,678 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:57:37,820 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:57:37,820 INFO L300 CfgBuilder]: Removed 76 assume(true) statements. [2022-10-17 16:57:37,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:57:37 BoogieIcfgContainer [2022-10-17 16:57:37,825 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:57:37,827 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:57:37,828 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:57:37,840 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:57:37,841 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:57:37" (1/1) ... [2022-10-17 16:57:37,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:57:37,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:37,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 328 states and 442 transitions. [2022-10-17 16:57:37,964 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 442 transitions. [2022-10-17 16:57:37,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:57:37,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:37,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:38,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:38,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:38,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:38,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 327 states and 440 transitions. [2022-10-17 16:57:38,217 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 440 transitions. [2022-10-17 16:57:38,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:57:38,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:38,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:38,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:38,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:38,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:38,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 326 states and 439 transitions. [2022-10-17 16:57:38,398 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 439 transitions. [2022-10-17 16:57:38,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:57:38,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:38,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:38,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:38,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:38,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:38,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 329 states and 445 transitions. [2022-10-17 16:57:38,985 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 445 transitions. [2022-10-17 16:57:38,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:57:38,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:38,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:39,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:39,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:39,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:39,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 332 states and 450 transitions. [2022-10-17 16:57:39,870 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 450 transitions. [2022-10-17 16:57:39,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:57:39,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:39,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:39,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:40,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:41,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:41,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 336 states and 458 transitions. [2022-10-17 16:57:41,017 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 458 transitions. [2022-10-17 16:57:41,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:57:41,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:41,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:41,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:41,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:42,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:42,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 340 states and 466 transitions. [2022-10-17 16:57:42,737 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 466 transitions. [2022-10-17 16:57:42,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:57:42,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:42,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:42,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:42,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:43,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:43,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 342 states and 471 transitions. [2022-10-17 16:57:43,571 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 471 transitions. [2022-10-17 16:57:43,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:57:43,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:43,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:43,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:43,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:45,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:45,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 345 states and 478 transitions. [2022-10-17 16:57:45,437 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 478 transitions. [2022-10-17 16:57:45,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:57:45,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:45,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:45,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:45,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:45,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:45,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 344 states and 477 transitions. [2022-10-17 16:57:45,517 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 477 transitions. [2022-10-17 16:57:45,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:57:45,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:45,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:45,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:45,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:46,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:46,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 345 states and 479 transitions. [2022-10-17 16:57:46,443 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 479 transitions. [2022-10-17 16:57:46,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:57:46,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:46,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:46,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:46,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:48,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:48,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 348 states and 485 transitions. [2022-10-17 16:57:48,241 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 485 transitions. [2022-10-17 16:57:48,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:57:48,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:48,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:48,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:48,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:49,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:49,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 351 states and 490 transitions. [2022-10-17 16:57:49,900 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 490 transitions. [2022-10-17 16:57:49,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:57:49,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:49,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:49,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:49,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:51,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:51,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 356 states and 498 transitions. [2022-10-17 16:57:51,761 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 498 transitions. [2022-10-17 16:57:51,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:57:51,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:51,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:51,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:52,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:54,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:54,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 361 states and 509 transitions. [2022-10-17 16:57:54,566 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 509 transitions. [2022-10-17 16:57:54,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:57:54,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:54,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:54,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:54,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:54,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:54,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 360 states and 508 transitions. [2022-10-17 16:57:54,625 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 508 transitions. [2022-10-17 16:57:54,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:57:54,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:54,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:54,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:54,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:55,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:55,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 361 states and 510 transitions. [2022-10-17 16:57:55,405 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 510 transitions. [2022-10-17 16:57:55,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:57:55,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:55,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:55,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:55,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:55,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:55,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 361 states and 506 transitions. [2022-10-17 16:57:55,463 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 506 transitions. [2022-10-17 16:57:55,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:57:55,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:55,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:55,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:55,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:58,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:58,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 373 states and 526 transitions. [2022-10-17 16:57:58,788 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 526 transitions. [2022-10-17 16:57:58,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:57:58,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:58,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:58,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:59,218 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:58:03,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:03,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 384 states and 546 transitions. [2022-10-17 16:58:03,610 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 546 transitions. [2022-10-17 16:58:03,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:58:03,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:03,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:03,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:04,618 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.