./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-properties/list-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d93b8db-4445-47f0-a472-972002c408b5/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d93b8db-4445-47f0-a472-972002c408b5/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_7d93b8db-4445-47f0-a472-972002c408b5/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d93b8db-4445-47f0-a472-972002c408b5/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-properties/list-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d93b8db-4445-47f0-a472-972002c408b5/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d93b8db-4445-47f0-a472-972002c408b5/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-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 657efb2af25c5cc2c0afb2bbf76276caecae7904494acc21657e1ac1176685b7 --- 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 17:07:35,067 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:07:35,070 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:07:35,125 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:07:35,126 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:07:35,131 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:07:35,133 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:07:35,138 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:07:35,141 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:07:35,146 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:07:35,148 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:07:35,153 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:07:35,154 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:07:35,157 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:07:35,159 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:07:35,161 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:07:35,163 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:07:35,164 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:07:35,167 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:07:35,176 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:07:35,179 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:07:35,180 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:07:35,184 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:07:35,185 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:07:35,195 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:07:35,196 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:07:35,197 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:07:35,199 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:07:35,200 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:07:35,201 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:07:35,201 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:07:35,203 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:07:35,205 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:07:35,207 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:07:35,209 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:07:35,209 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:07:35,210 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:07:35,211 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:07:35,211 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:07:35,212 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:07:35,213 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:07:35,214 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d93b8db-4445-47f0-a472-972002c408b5/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-10-17 17:07:35,257 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:07:35,258 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:07:35,260 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:07:35,260 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:07:35,261 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:07:35,261 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:07:35,261 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 17:07:35,262 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:07:35,262 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:07:35,262 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:07:35,263 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 17:07:35,264 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 17:07:35,264 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 17:07:35,264 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:07:35,264 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:07:35,265 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:07:35,265 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:07:35,265 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:07:35,266 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:07:35,266 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:07:35,266 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:07:35,267 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:07:35,267 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:07:35,267 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:07:35,267 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_7d93b8db-4445-47f0-a472-972002c408b5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d93b8db-4445-47f0-a472-972002c408b5/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 657efb2af25c5cc2c0afb2bbf76276caecae7904494acc21657e1ac1176685b7 [2022-10-17 17:07:35,623 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:07:35,653 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:07:35,656 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:07:35,658 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:07:35,658 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:07:35,660 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d93b8db-4445-47f0-a472-972002c408b5/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/list-properties/list-1.i [2022-10-17 17:07:35,737 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d93b8db-4445-47f0-a472-972002c408b5/bin/ukojak-92XMlrwhuB/data/3f81cacfa/0d7b567edacf46d9b22fba861a749c5e/FLAG97ecf3fc7 [2022-10-17 17:07:36,268 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:07:36,274 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d93b8db-4445-47f0-a472-972002c408b5/sv-benchmarks/c/list-properties/list-1.i [2022-10-17 17:07:36,291 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d93b8db-4445-47f0-a472-972002c408b5/bin/ukojak-92XMlrwhuB/data/3f81cacfa/0d7b567edacf46d9b22fba861a749c5e/FLAG97ecf3fc7 [2022-10-17 17:07:36,575 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d93b8db-4445-47f0-a472-972002c408b5/bin/ukojak-92XMlrwhuB/data/3f81cacfa/0d7b567edacf46d9b22fba861a749c5e [2022-10-17 17:07:36,578 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:07:36,579 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:07:36,581 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:07:36,582 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:07:36,585 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:07:36,586 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:07:36" (1/1) ... [2022-10-17 17:07:36,588 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c4ac8f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:36, skipping insertion in model container [2022-10-17 17:07:36,588 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:07:36" (1/1) ... [2022-10-17 17:07:36,596 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:07:36,660 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:07:36,989 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_7d93b8db-4445-47f0-a472-972002c408b5/sv-benchmarks/c/list-properties/list-1.i[23408,23421] [2022-10-17 17:07:36,992 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:07:37,001 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:07:37,050 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_7d93b8db-4445-47f0-a472-972002c408b5/sv-benchmarks/c/list-properties/list-1.i[23408,23421] [2022-10-17 17:07:37,051 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:07:37,092 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:07:37,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:37 WrapperNode [2022-10-17 17:07:37,093 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:07:37,094 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:07:37,095 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:07:37,095 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:07:37,103 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:37" (1/1) ... [2022-10-17 17:07:37,144 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:37" (1/1) ... [2022-10-17 17:07:37,167 INFO L138 Inliner]: procedures = 124, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 90 [2022-10-17 17:07:37,167 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:07:37,168 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:07:37,169 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:07:37,169 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:07:37,178 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:37" (1/1) ... [2022-10-17 17:07:37,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:37" (1/1) ... [2022-10-17 17:07:37,181 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:37" (1/1) ... [2022-10-17 17:07:37,182 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:37" (1/1) ... [2022-10-17 17:07:37,189 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:37" (1/1) ... [2022-10-17 17:07:37,193 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:37" (1/1) ... [2022-10-17 17:07:37,195 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:37" (1/1) ... [2022-10-17 17:07:37,196 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:37" (1/1) ... [2022-10-17 17:07:37,209 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:07:37,210 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:07:37,210 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:07:37,210 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:07:37,211 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:37" (1/1) ... [2022-10-17 17:07:37,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:07:37,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d93b8db-4445-47f0-a472-972002c408b5/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:07:37,246 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d93b8db-4445-47f0-a472-972002c408b5/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:07:37,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d93b8db-4445-47f0-a472-972002c408b5/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:07:37,284 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 17:07:37,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 17:07:37,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 17:07:37,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:07:37,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 17:07:37,285 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 17:07:37,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:07:37,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:07:37,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:07:37,387 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:07:37,389 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:07:37,639 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:07:37,737 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:07:37,746 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-10-17 17:07:37,749 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:07:37 BoogieIcfgContainer [2022-10-17 17:07:37,751 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:07:37,752 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:07:37,753 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:07:37,766 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:07:37,767 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:07:37" (1/1) ... [2022-10-17 17:07:37,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:07:37,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:37,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 56 states and 67 transitions. [2022-10-17 17:07:37,880 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 67 transitions. [2022-10-17 17:07:37,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 17:07:37,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:37,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:37,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:38,066 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 17:07:38,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:38,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 56 states and 65 transitions. [2022-10-17 17:07:38,121 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 65 transitions. [2022-10-17 17:07:38,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 17:07:38,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:38,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:38,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:38,295 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 17:07:38,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:38,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 59 states and 70 transitions. [2022-10-17 17:07:38,379 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 70 transitions. [2022-10-17 17:07:38,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 17:07:38,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:38,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:38,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:38,568 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 17:07:38,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:38,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 62 states and 75 transitions. [2022-10-17 17:07:38,907 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 75 transitions. [2022-10-17 17:07:38,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 17:07:38,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:38,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:38,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:38,966 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 17:07:38,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:38,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 65 states and 80 transitions. [2022-10-17 17:07:38,986 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 80 transitions. [2022-10-17 17:07:38,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 17:07:38,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:38,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:39,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:39,220 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 17:07:39,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:39,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 68 states and 86 transitions. [2022-10-17 17:07:39,434 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 86 transitions. [2022-10-17 17:07:39,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 17:07:39,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:39,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:39,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:39,542 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 17:07:39,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:39,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 69 states and 87 transitions. [2022-10-17 17:07:39,571 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 87 transitions. [2022-10-17 17:07:39,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 17:07:39,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:39,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:39,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:39,680 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 17:07:39,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:39,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 72 states and 92 transitions. [2022-10-17 17:07:39,815 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 92 transitions. [2022-10-17 17:07:39,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 17:07:39,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:39,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:39,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:39,971 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 17:07:40,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:40,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 71 states and 91 transitions. [2022-10-17 17:07:40,003 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 91 transitions. [2022-10-17 17:07:40,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 17:07:40,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:40,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:40,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:40,215 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 17:07:40,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:40,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 73 states and 94 transitions. [2022-10-17 17:07:40,308 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 94 transitions. [2022-10-17 17:07:40,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 17:07:40,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:40,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:40,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:40,385 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 17:07:40,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:40,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 79 states and 107 transitions. [2022-10-17 17:07:40,695 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 107 transitions. [2022-10-17 17:07:40,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 17:07:40,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:40,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:40,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:40,760 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 17:07:41,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:41,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 85 states and 120 transitions. [2022-10-17 17:07:41,056 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 120 transitions. [2022-10-17 17:07:41,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 17:07:41,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:41,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:41,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:41,093 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 17:07:41,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:41,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 84 states and 119 transitions. [2022-10-17 17:07:41,117 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 119 transitions. [2022-10-17 17:07:41,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 17:07:41,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:41,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:41,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:41,172 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 17:07:41,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:41,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 85 states and 125 transitions. [2022-10-17 17:07:41,223 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 125 transitions. [2022-10-17 17:07:41,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 17:07:41,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:41,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:41,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:41,359 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 17:07:41,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:41,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 87 states and 129 transitions. [2022-10-17 17:07:41,395 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 129 transitions. [2022-10-17 17:07:41,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 17:07:41,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:41,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:41,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:41,475 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 17:07:41,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:41,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 87 states and 128 transitions. [2022-10-17 17:07:41,549 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 128 transitions. [2022-10-17 17:07:41,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 17:07:41,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:41,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:41,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:41,584 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 17:07:41,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:41,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 88 states and 129 transitions. [2022-10-17 17:07:41,604 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 129 transitions. [2022-10-17 17:07:41,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 17:07:41,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:41,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:41,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:41,699 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 17:07:41,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:41,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 89 states and 130 transitions. [2022-10-17 17:07:41,896 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 130 transitions. [2022-10-17 17:07:41,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 17:07:41,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:41,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:41,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:41,922 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 17:07:41,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:41,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 88 states and 129 transitions. [2022-10-17 17:07:41,949 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 129 transitions. [2022-10-17 17:07:41,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 17:07:41,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:41,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:41,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:42,030 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 17:07:42,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:42,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 90 states and 134 transitions. [2022-10-17 17:07:42,161 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 134 transitions. [2022-10-17 17:07:42,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 17:07:42,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:42,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:42,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:42,208 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 17:07:42,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:42,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 89 states and 133 transitions. [2022-10-17 17:07:42,236 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 133 transitions. [2022-10-17 17:07:42,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 17:07:42,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:42,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:42,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:42,277 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 17:07:42,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:42,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 90 states and 140 transitions. [2022-10-17 17:07:42,306 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 140 transitions. [2022-10-17 17:07:42,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 17:07:42,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:42,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:42,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:42,618 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:43,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:43,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 92 states and 145 transitions. [2022-10-17 17:07:43,112 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 145 transitions. [2022-10-17 17:07:43,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 17:07:43,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:43,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:43,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:43,319 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:43,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:43,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 84 states and 127 transitions. [2022-10-17 17:07:43,820 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 127 transitions. [2022-10-17 17:07:43,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 17:07:43,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:43,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:43,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:43,982 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:44,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:44,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 79 states and 121 transitions. [2022-10-17 17:07:44,548 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 121 transitions. [2022-10-17 17:07:44,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 17:07:44,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:44,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:44,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:44,573 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 17:07:44,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:44,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 78 states and 120 transitions. [2022-10-17 17:07:44,586 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 120 transitions. [2022-10-17 17:07:44,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 17:07:44,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:44,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:44,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:44,617 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 17:07:44,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:44,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 77 states and 119 transitions. [2022-10-17 17:07:44,633 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 119 transitions. [2022-10-17 17:07:44,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 17:07:44,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:44,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:44,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:44,650 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 17:07:44,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:44,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 76 states and 118 transitions. [2022-10-17 17:07:44,670 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 118 transitions. [2022-10-17 17:07:44,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 17:07:44,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:44,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:44,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:44,841 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 17:07:45,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:45,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 79 states and 127 transitions. [2022-10-17 17:07:45,145 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 127 transitions. [2022-10-17 17:07:45,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 17:07:45,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:45,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:45,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:45,501 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:46,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:46,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 83 states and 138 transitions. [2022-10-17 17:07:46,817 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 138 transitions. [2022-10-17 17:07:46,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 17:07:46,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:46,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:46,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:46,918 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:47,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:47,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 84 states and 139 transitions. [2022-10-17 17:07:47,387 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 139 transitions. [2022-10-17 17:07:47,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 17:07:47,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:47,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:47,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:47,683 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:48,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:48,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 88 states and 147 transitions. [2022-10-17 17:07:48,946 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 147 transitions. [2022-10-17 17:07:48,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 17:07:48,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:48,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:48,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:49,111 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 17:07:49,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:49,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 90 states and 150 transitions. [2022-10-17 17:07:49,778 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 150 transitions. [2022-10-17 17:07:49,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 17:07:49,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:49,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:49,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:50,205 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:51,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:51,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 96 states and 166 transitions. [2022-10-17 17:07:51,710 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 166 transitions. [2022-10-17 17:07:51,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 17:07:51,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:51,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:51,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:51,841 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:52,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:52,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 99 states and 174 transitions. [2022-10-17 17:07:52,450 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 174 transitions. [2022-10-17 17:07:52,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 17:07:52,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:52,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:52,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:52,573 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:52,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:52,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 101 states and 180 transitions. [2022-10-17 17:07:52,861 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 180 transitions. [2022-10-17 17:07:52,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 17:07:52,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:52,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:52,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:52,969 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:53,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:53,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 104 states and 187 transitions. [2022-10-17 17:07:53,565 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 187 transitions. [2022-10-17 17:07:53,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 17:07:53,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:53,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:53,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:53,615 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:54,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:54,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 106 states and 191 transitions. [2022-10-17 17:07:54,008 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 191 transitions. [2022-10-17 17:07:54,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 17:07:54,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:54,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:54,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:54,081 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:54,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:54,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 112 states and 201 transitions. [2022-10-17 17:07:54,837 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 201 transitions. [2022-10-17 17:07:54,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 17:07:54,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:54,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:54,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:54,920 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:55,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:55,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 116 states and 206 transitions. [2022-10-17 17:07:55,744 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 206 transitions. [2022-10-17 17:07:55,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 17:07:55,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:55,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:55,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:55,821 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:07:55,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:55,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 118 states and 209 transitions. [2022-10-17 17:07:55,850 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 209 transitions. [2022-10-17 17:07:55,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 17:07:55,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:55,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:55,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 17:07:55,858 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 17:07:55,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 17:07:55,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 17:07:55,908 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 17:07:55,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 17:07:55,957 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 41 iterations. [2022-10-17 17:07:56,019 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 17.10 05:07:56 ImpRootNode [2022-10-17 17:07:56,019 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-10-17 17:07:56,020 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 17:07:56,020 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 17:07:56,020 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 17:07:56,020 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:07:37" (3/4) ... [2022-10-17 17:07:56,023 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-10-17 17:07:56,023 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 17:07:56,024 INFO L158 Benchmark]: Toolchain (without parser) took 19444.27ms. Allocated memory was 123.7MB in the beginning and 207.6MB in the end (delta: 83.9MB). Free memory was 84.2MB in the beginning and 127.9MB in the end (delta: -43.8MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. [2022-10-17 17:07:56,024 INFO L158 Benchmark]: CDTParser took 0.61ms. Allocated memory is still 123.7MB. Free memory is still 101.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:07:56,025 INFO L158 Benchmark]: CACSL2BoogieTranslator took 511.81ms. Allocated memory is still 123.7MB. Free memory was 84.0MB in the beginning and 88.7MB in the end (delta: -4.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 17:07:56,026 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.79ms. Allocated memory is still 123.7MB. Free memory was 88.7MB in the beginning and 87.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:07:56,026 INFO L158 Benchmark]: Boogie Preprocessor took 40.82ms. Allocated memory is still 123.7MB. Free memory was 87.2MB in the beginning and 85.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:07:56,043 INFO L158 Benchmark]: RCFGBuilder took 541.68ms. Allocated memory is still 123.7MB. Free memory was 85.6MB in the beginning and 66.2MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-10-17 17:07:56,044 INFO L158 Benchmark]: CodeCheck took 18266.98ms. Allocated memory was 123.7MB in the beginning and 207.6MB in the end (delta: 83.9MB). Free memory was 66.2MB in the beginning and 129.0MB in the end (delta: -62.8MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. [2022-10-17 17:07:56,044 INFO L158 Benchmark]: Witness Printer took 3.43ms. Allocated memory is still 207.6MB. Free memory was 129.0MB in the beginning and 127.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:07:56,048 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 56 locations, 26 error locations. Started 1 CEGAR loops. OverallTime: 18.2s, OverallIterations: 41, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4003 SdHoareTripleChecker+Valid, 17.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2965 mSDsluCounter, 6061 SdHoareTripleChecker+Invalid, 14.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4570 mSDsCounter, 2744 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8383 IncrementalHoareTripleChecker+Invalid, 11127 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2744 mSolverCounterUnsat, 1491 mSDtfsCounter, 8383 mSolverCounterSat, 0.5s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3735 GetRequests, 3390 SyntacticMatches, 115 SemanticMatches, 230 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23826 ImplicationChecksByTransitivity, 13.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 4.3s InterpolantComputationTime, 428 NumberOfCodeBlocks, 428 NumberOfCodeBlocksAsserted, 41 NumberOfCheckSat, 373 ConstructedInterpolants, 0 QuantifiedInterpolants, 2468 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 40 InterpolantComputations, 32 PerfectInterpolantSequences, 13/29 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 - UnprovableResult [Line: 531]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 531. Possible FailurePath: [L532] List a = (List) malloc(sizeof(struct node)); [L533] COND FALSE !(a == 0) [L534] List t; [L535] List p = a; VAL [a={4024:0}, p={4024:0}] [L536] COND FALSE !(__VERIFIER_nondet_int()) [L543] COND FALSE !(__VERIFIER_nondet_int()) [L550] p->h = 3 [L551] p = a VAL [a={4024:0}, p={4024:0}] [L552] EXPR p->h VAL [a={4024:0}, p={4024:0}, p->h=3] [L552] COND FALSE !(p->h == 1) [L554] EXPR p->h VAL [a={4024:0}, p={4024:0}, p->h=3] [L554] COND FALSE !(p->h == 2) [L556] EXPR p->h VAL [a={4024:0}, p={4024:0}, p->h=3] [L556] COND FALSE !(p->h != 3) [L558] return 0; VAL [\result=0, a={4024:0}, p={4024:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61ms. Allocated memory is still 123.7MB. Free memory is still 101.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 511.81ms. Allocated memory is still 123.7MB. Free memory was 84.0MB in the beginning and 88.7MB in the end (delta: -4.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.79ms. Allocated memory is still 123.7MB. Free memory was 88.7MB in the beginning and 87.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 40.82ms. Allocated memory is still 123.7MB. Free memory was 87.2MB in the beginning and 85.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 541.68ms. Allocated memory is still 123.7MB. Free memory was 85.6MB in the beginning and 66.2MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 18266.98ms. Allocated memory was 123.7MB in the beginning and 207.6MB in the end (delta: 83.9MB). Free memory was 66.2MB in the beginning and 129.0MB in the end (delta: -62.8MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. * Witness Printer took 3.43ms. Allocated memory is still 207.6MB. Free memory was 129.0MB in the beginning and 127.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-10-17 17:07:56,115 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d93b8db-4445-47f0-a472-972002c408b5/bin/ukojak-92XMlrwhuB/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d93b8db-4445-47f0-a472-972002c408b5/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d93b8db-4445-47f0-a472-972002c408b5/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_7d93b8db-4445-47f0-a472-972002c408b5/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d93b8db-4445-47f0-a472-972002c408b5/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-properties/list-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d93b8db-4445-47f0-a472-972002c408b5/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d93b8db-4445-47f0-a472-972002c408b5/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-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 657efb2af25c5cc2c0afb2bbf76276caecae7904494acc21657e1ac1176685b7 --- 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 17:07:58,327 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:07:58,330 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:07:58,380 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:07:58,380 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:07:58,384 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:07:58,386 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:07:58,391 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:07:58,396 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:07:58,401 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:07:58,405 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:07:58,407 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:07:58,407 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:07:58,410 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:07:58,411 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:07:58,412 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:07:58,414 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:07:58,415 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:07:58,417 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:07:58,427 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:07:58,430 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:07:58,431 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:07:58,434 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:07:58,436 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:07:58,443 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:07:58,446 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:07:58,446 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:07:58,449 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:07:58,449 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:07:58,450 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:07:58,451 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:07:58,451 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:07:58,453 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:07:58,454 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:07:58,455 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:07:58,455 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:07:58,456 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:07:58,456 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:07:58,456 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:07:58,458 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:07:58,459 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:07:58,460 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d93b8db-4445-47f0-a472-972002c408b5/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2022-10-17 17:07:58,504 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:07:58,505 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:07:58,508 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:07:58,508 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:07:58,508 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:07:58,508 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:07:58,508 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 17:07:58,509 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:07:58,509 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:07:58,509 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:07:58,510 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 17:07:58,510 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 17:07:58,511 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 17:07:58,511 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:07:58,511 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 17:07:58,511 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 17:07:58,511 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 17:07:58,512 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:07:58,512 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:07:58,512 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:07:58,512 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:07:58,513 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:07:58,513 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:07:58,513 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:07:58,513 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:07:58,514 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 17:07:58,514 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 17:07:58,514 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 17:07:58,514 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 17:07:58,514 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_7d93b8db-4445-47f0-a472-972002c408b5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d93b8db-4445-47f0-a472-972002c408b5/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 657efb2af25c5cc2c0afb2bbf76276caecae7904494acc21657e1ac1176685b7 [2022-10-17 17:07:58,936 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:07:58,966 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:07:58,969 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:07:58,970 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:07:58,971 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:07:58,972 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d93b8db-4445-47f0-a472-972002c408b5/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/list-properties/list-1.i [2022-10-17 17:07:59,044 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d93b8db-4445-47f0-a472-972002c408b5/bin/ukojak-92XMlrwhuB/data/c84ead961/514781543e854fc5a8e3b6c772312f8a/FLAG0f03aa447 [2022-10-17 17:07:59,624 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:07:59,624 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d93b8db-4445-47f0-a472-972002c408b5/sv-benchmarks/c/list-properties/list-1.i [2022-10-17 17:07:59,636 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d93b8db-4445-47f0-a472-972002c408b5/bin/ukojak-92XMlrwhuB/data/c84ead961/514781543e854fc5a8e3b6c772312f8a/FLAG0f03aa447 [2022-10-17 17:07:59,977 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d93b8db-4445-47f0-a472-972002c408b5/bin/ukojak-92XMlrwhuB/data/c84ead961/514781543e854fc5a8e3b6c772312f8a [2022-10-17 17:07:59,981 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:07:59,985 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:07:59,988 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:07:59,988 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:07:59,992 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:07:59,993 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:07:59" (1/1) ... [2022-10-17 17:07:59,994 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79e804ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:59, skipping insertion in model container [2022-10-17 17:07:59,995 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:07:59" (1/1) ... [2022-10-17 17:08:00,003 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:08:00,065 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:08:00,353 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_7d93b8db-4445-47f0-a472-972002c408b5/sv-benchmarks/c/list-properties/list-1.i[23408,23421] [2022-10-17 17:08:00,356 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:08:00,367 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:08:00,403 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_7d93b8db-4445-47f0-a472-972002c408b5/sv-benchmarks/c/list-properties/list-1.i[23408,23421] [2022-10-17 17:08:00,404 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:08:00,438 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:08:00,438 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:08:00 WrapperNode [2022-10-17 17:08:00,439 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:08:00,440 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:08:00,440 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:08:00,440 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:08:00,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:08:00" (1/1) ... [2022-10-17 17:08:00,463 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:08:00" (1/1) ... [2022-10-17 17:08:00,483 INFO L138 Inliner]: procedures = 127, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 89 [2022-10-17 17:08:00,484 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:08:00,484 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:08:00,484 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:08:00,485 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:08:00,492 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:08:00" (1/1) ... [2022-10-17 17:08:00,492 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:08:00" (1/1) ... [2022-10-17 17:08:00,496 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:08:00" (1/1) ... [2022-10-17 17:08:00,497 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:08:00" (1/1) ... [2022-10-17 17:08:00,506 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:08:00" (1/1) ... [2022-10-17 17:08:00,510 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:08:00" (1/1) ... [2022-10-17 17:08:00,512 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:08:00" (1/1) ... [2022-10-17 17:08:00,513 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:08:00" (1/1) ... [2022-10-17 17:08:00,516 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:08:00,517 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:08:00,517 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:08:00,518 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:08:00,518 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:08:00" (1/1) ... [2022-10-17 17:08:00,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:08:00,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d93b8db-4445-47f0-a472-972002c408b5/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:08:00,547 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d93b8db-4445-47f0-a472-972002c408b5/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:08:00,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d93b8db-4445-47f0-a472-972002c408b5/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:08:00,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 17:08:00,605 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 17:08:00,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:08:00,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 17:08:00,606 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 17:08:00,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 17:08:00,606 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 17:08:00,607 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:08:00,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:08:00,752 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:08:00,754 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:08:01,191 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:08:01,244 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:08:01,244 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-10-17 17:08:01,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:08:01 BoogieIcfgContainer [2022-10-17 17:08:01,246 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:08:01,247 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:08:01,247 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:08:01,255 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:08:01,255 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:08:01" (1/1) ... [2022-10-17 17:08:01,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:08:01,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:08:01,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 54 states and 63 transitions. [2022-10-17 17:08:01,314 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 63 transitions. [2022-10-17 17:08:01,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 17:08:01,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:08:01,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:08:01,359 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:153) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-10-17 17:08:01,363 INFO L158 Benchmark]: Toolchain (without parser) took 1376.50ms. Allocated memory is still 71.3MB. Free memory was 45.6MB in the beginning and 30.7MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-10-17 17:08:01,363 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 48.2MB. Free memory was 27.5MB in the beginning and 27.5MB in the end (delta: 44.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:08:01,364 INFO L158 Benchmark]: CACSL2BoogieTranslator took 451.08ms. Allocated memory is still 71.3MB. Free memory was 45.5MB in the beginning and 46.4MB in the end (delta: -948.3kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 17:08:01,365 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.14ms. Allocated memory is still 71.3MB. Free memory was 46.2MB in the beginning and 44.2MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 17:08:01,365 INFO L158 Benchmark]: Boogie Preprocessor took 32.32ms. Allocated memory is still 71.3MB. Free memory was 44.2MB in the beginning and 42.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:08:01,366 INFO L158 Benchmark]: RCFGBuilder took 728.77ms. Allocated memory is still 71.3MB. Free memory was 42.4MB in the beginning and 37.1MB in the end (delta: 5.3MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. [2022-10-17 17:08:01,367 INFO L158 Benchmark]: CodeCheck took 114.63ms. Allocated memory is still 71.3MB. Free memory was 37.1MB in the beginning and 30.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-10-17 17:08:01,370 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 48.2MB. Free memory was 27.5MB in the beginning and 27.5MB in the end (delta: 44.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 451.08ms. Allocated memory is still 71.3MB. Free memory was 45.5MB in the beginning and 46.4MB in the end (delta: -948.3kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.14ms. Allocated memory is still 71.3MB. Free memory was 46.2MB in the beginning and 44.2MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.32ms. Allocated memory is still 71.3MB. Free memory was 44.2MB in the beginning and 42.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 728.77ms. Allocated memory is still 71.3MB. Free memory was 42.4MB in the beginning and 37.1MB in the end (delta: 5.3MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. * CodeCheck took 114.63ms. Allocated memory is still 71.3MB. Free memory was 37.1MB in the beginning and 30.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 17:08:01,417 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d93b8db-4445-47f0-a472-972002c408b5/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared