./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-ext3-properties/sll_shallow_copy-2.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_6ccca610-5759-4a65-93f9-d798f45bae2b/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccca610-5759-4a65-93f9-d798f45bae2b/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_6ccca610-5759-4a65-93f9-d798f45bae2b/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccca610-5759-4a65-93f9-d798f45bae2b/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-ext3-properties/sll_shallow_copy-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccca610-5759-4a65-93f9-d798f45bae2b/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_6ccca610-5759-4a65-93f9-d798f45bae2b/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 6b0035e4df062aac8021cee981905a3c98f2d4e312e33b913ded157af60b9640 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:51:36,539 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:51:36,542 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:51:36,585 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:51:36,586 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:51:36,590 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:51:36,592 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:51:36,598 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:51:36,600 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:51:36,606 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:51:36,607 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:51:36,610 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:51:36,611 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:51:36,613 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:51:36,615 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:51:36,617 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:51:36,619 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:51:36,620 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:51:36,622 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:51:36,630 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:51:36,632 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:51:36,633 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:51:36,636 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:51:36,638 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:51:36,651 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:51:36,651 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:51:36,652 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:51:36,654 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:51:36,654 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:51:36,655 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:51:36,656 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:51:36,657 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:51:36,660 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:51:36,662 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:51:36,663 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:51:36,663 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:51:36,664 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:51:36,664 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:51:36,665 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:51:36,666 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:51:36,667 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:51:36,667 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccca610-5759-4a65-93f9-d798f45bae2b/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-10-17 16:51:36,746 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:51:36,747 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:51:36,749 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:51:36,749 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:51:36,749 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:51:36,749 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:51:36,750 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:51:36,750 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:51:36,750 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:51:36,750 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:51:36,755 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 16:51:36,756 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 16:51:36,756 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 16:51:36,756 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:51:36,756 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:51:36,757 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:51:36,757 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:51:36,757 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:51:36,758 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:51:36,758 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:51:36,758 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:51:36,758 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:51:36,759 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:51:36,759 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:51:36,759 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_6ccca610-5759-4a65-93f9-d798f45bae2b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccca610-5759-4a65-93f9-d798f45bae2b/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b0035e4df062aac8021cee981905a3c98f2d4e312e33b913ded157af60b9640 [2022-10-17 16:51:37,064 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:51:37,091 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:51:37,094 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:51:37,096 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:51:37,097 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:51:37,098 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccca610-5759-4a65-93f9-d798f45bae2b/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/list-ext3-properties/sll_shallow_copy-2.i [2022-10-17 16:51:37,164 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccca610-5759-4a65-93f9-d798f45bae2b/bin/ukojak-92XMlrwhuB/data/a11d08703/63ea801c3f7c444db92c36e2b221df2a/FLAG32ff24724 [2022-10-17 16:51:37,667 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:51:37,668 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccca610-5759-4a65-93f9-d798f45bae2b/sv-benchmarks/c/list-ext3-properties/sll_shallow_copy-2.i [2022-10-17 16:51:37,683 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccca610-5759-4a65-93f9-d798f45bae2b/bin/ukojak-92XMlrwhuB/data/a11d08703/63ea801c3f7c444db92c36e2b221df2a/FLAG32ff24724 [2022-10-17 16:51:38,133 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccca610-5759-4a65-93f9-d798f45bae2b/bin/ukojak-92XMlrwhuB/data/a11d08703/63ea801c3f7c444db92c36e2b221df2a [2022-10-17 16:51:38,137 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:51:38,139 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:51:38,140 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:51:38,141 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:51:38,144 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:51:38,145 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:51:38" (1/1) ... [2022-10-17 16:51:38,146 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60512ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:38, skipping insertion in model container [2022-10-17 16:51:38,147 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:51:38" (1/1) ... [2022-10-17 16:51:38,154 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:51:38,201 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:51:38,659 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:51:38,667 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:51:38,725 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:51:38,753 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:51:38,754 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:38 WrapperNode [2022-10-17 16:51:38,754 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:51:38,755 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:51:38,755 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:51:38,756 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:51:38,764 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:38" (1/1) ... [2022-10-17 16:51:38,776 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:38" (1/1) ... [2022-10-17 16:51:38,796 INFO L138 Inliner]: procedures = 114, calls = 11, calls flagged for inlining = 5, calls inlined = 6, statements flattened = 42 [2022-10-17 16:51:38,796 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:51:38,797 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:51:38,797 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:51:38,798 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:51:38,806 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:38" (1/1) ... [2022-10-17 16:51:38,806 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:38" (1/1) ... [2022-10-17 16:51:38,809 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:38" (1/1) ... [2022-10-17 16:51:38,810 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:38" (1/1) ... [2022-10-17 16:51:38,815 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:38" (1/1) ... [2022-10-17 16:51:38,817 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:38" (1/1) ... [2022-10-17 16:51:38,819 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:38" (1/1) ... [2022-10-17 16:51:38,820 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:38" (1/1) ... [2022-10-17 16:51:38,822 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:51:38,823 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:51:38,823 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:51:38,824 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:51:38,829 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:38" (1/1) ... [2022-10-17 16:51:38,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:51:38,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccca610-5759-4a65-93f9-d798f45bae2b/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:51:38,868 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccca610-5759-4a65-93f9-d798f45bae2b/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:51:38,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccca610-5759-4a65-93f9-d798f45bae2b/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:51:38,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:51:38,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:51:38,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:51:38,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:51:38,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:51:38,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:51:39,043 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:51:39,045 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:51:39,260 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:51:39,320 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:51:39,321 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:51:39,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:51:39 BoogieIcfgContainer [2022-10-17 16:51:39,324 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:51:39,325 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:51:39,325 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:51:39,346 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:51:39,346 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:51:39" (1/1) ... [2022-10-17 16:51:39,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:51:39,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:39,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 26 states and 27 transitions. [2022-10-17 16:51:39,413 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2022-10-17 16:51:39,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:51:39,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:39,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:39,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:39,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:39,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:39,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 25 states and 26 transitions. [2022-10-17 16:51:39,964 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2022-10-17 16:51:39,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:51:39,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:39,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:39,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:40,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:40,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:40,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 24 states and 25 transitions. [2022-10-17 16:51:40,574 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2022-10-17 16:51:40,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:51:40,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:40,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:40,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:40,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:40,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:40,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 23 states and 24 transitions. [2022-10-17 16:51:40,655 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 24 transitions. [2022-10-17 16:51:40,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:51:40,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:40,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:40,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:40,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:40,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:40,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 22 states and 23 transitions. [2022-10-17 16:51:40,761 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 23 transitions. [2022-10-17 16:51:40,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:51:40,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:40,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:40,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:41,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:41,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:41,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 21 states and 22 transitions. [2022-10-17 16:51:41,751 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2022-10-17 16:51:41,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:51:41,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:41,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:41,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:41,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:42,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:42,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2022-10-17 16:51:42,924 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2022-10-17 16:51:42,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:51:42,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:42,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:42,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:42,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:43,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:43,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2022-10-17 16:51:43,137 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2022-10-17 16:51:43,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:51:43,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:43,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:43,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:43,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:43,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:43,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 18 states and 19 transitions. [2022-10-17 16:51:43,405 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2022-10-17 16:51:43,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:51:43,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:43,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:43,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:43,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:45,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:45,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2022-10-17 16:51:45,195 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2022-10-17 16:51:45,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:51:45,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:45,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:45,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:45,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:47,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:47,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 16 states and 17 transitions. [2022-10-17 16:51:47,587 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2022-10-17 16:51:47,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:51:47,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:47,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:47,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:47,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:51:48,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:48,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2022-10-17 16:51:48,098 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2022-10-17 16:51:48,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:51:48,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:48,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:48,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:51:48,112 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 16:51:48,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:51:48,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:51:48,185 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 16:51:48,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:51:48,222 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 12 iterations. [2022-10-17 16:51:48,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 17.10 04:51:48 ImpRootNode [2022-10-17 16:51:48,281 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-10-17 16:51:48,281 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 16:51:48,281 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 16:51:48,282 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 16:51:48,282 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:51:39" (3/4) ... [2022-10-17 16:51:48,285 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-10-17 16:51:48,286 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 16:51:48,287 INFO L158 Benchmark]: Toolchain (without parser) took 10147.33ms. Allocated memory was 88.1MB in the beginning and 140.5MB in the end (delta: 52.4MB). Free memory was 63.1MB in the beginning and 101.4MB in the end (delta: -38.2MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. [2022-10-17 16:51:48,287 INFO L158 Benchmark]: CDTParser took 0.60ms. Allocated memory is still 88.1MB. Free memory is still 61.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:51:48,288 INFO L158 Benchmark]: CACSL2BoogieTranslator took 613.86ms. Allocated memory is still 88.1MB. Free memory was 62.9MB in the beginning and 57.4MB in the end (delta: 5.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 16:51:48,289 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.47ms. Allocated memory is still 88.1MB. Free memory was 57.3MB in the beginning and 55.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:51:48,289 INFO L158 Benchmark]: Boogie Preprocessor took 25.42ms. Allocated memory is still 88.1MB. Free memory was 55.5MB in the beginning and 54.3MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:51:48,290 INFO L158 Benchmark]: RCFGBuilder took 500.72ms. Allocated memory was 88.1MB in the beginning and 140.5MB in the end (delta: 52.4MB). Free memory was 54.1MB in the beginning and 116.7MB in the end (delta: -62.6MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2022-10-17 16:51:48,291 INFO L158 Benchmark]: CodeCheck took 8955.98ms. Allocated memory is still 140.5MB. Free memory was 116.7MB in the beginning and 101.4MB in the end (delta: 15.3MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. [2022-10-17 16:51:48,291 INFO L158 Benchmark]: Witness Printer took 4.49ms. Allocated memory is still 140.5MB. Free memory is still 101.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:51:48,311 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, 26 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 8.9s, OverallIterations: 12, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 172 SdHoareTripleChecker+Valid, 2.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 135 mSDsluCounter, 42 SdHoareTripleChecker+Invalid, 1.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 62 mSDsCounter, 310 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 939 IncrementalHoareTripleChecker+Invalid, 1249 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 310 mSolverCounterUnsat, 42 mSDtfsCounter, 939 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 562 GetRequests, 428 SyntacticMatches, 4 SemanticMatches, 130 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5142 ImplicationChecksByTransitivity, 6.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 82 NumberOfCodeBlocks, 82 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 60 ConstructedInterpolants, 0 QuantifiedInterpolants, 320 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 0/0 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: 568]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 568. Possible FailurePath: [L569] CALL, EXPR alloc_node() [L562] struct node* temp = (struct node*) malloc(sizeof(struct node)); [L563] COND FALSE !(((void *)0) == temp) [L566] return temp; [L569] RET, EXPR alloc_node() [L569] struct node* s = alloc_node(); [L570] CALL, EXPR alloc_node() [L562] struct node* temp = (struct node*) malloc(sizeof(struct node)); [L563] COND FALSE !(((void *)0) == temp) [L566] return temp; [L570] RET, EXPR alloc_node() [L570] s->next = alloc_node() [L571] EXPR s->next VAL [s={-1:0}, s->next={10722:0}] [L571] *s = *(s->next) [L572] free(s) VAL [s={-1:0}] [L572] free(s) VAL [s={-1:0}] [L572] free(s) [L573] return 0; VAL [\result=0, s={-1:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60ms. Allocated memory is still 88.1MB. Free memory is still 61.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 613.86ms. Allocated memory is still 88.1MB. Free memory was 62.9MB in the beginning and 57.4MB in the end (delta: 5.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.47ms. Allocated memory is still 88.1MB. Free memory was 57.3MB in the beginning and 55.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.42ms. Allocated memory is still 88.1MB. Free memory was 55.5MB in the beginning and 54.3MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 500.72ms. Allocated memory was 88.1MB in the beginning and 140.5MB in the end (delta: 52.4MB). Free memory was 54.1MB in the beginning and 116.7MB in the end (delta: -62.6MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. * CodeCheck took 8955.98ms. Allocated memory is still 140.5MB. Free memory was 116.7MB in the beginning and 101.4MB in the end (delta: 15.3MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. * Witness Printer took 4.49ms. Allocated memory is still 140.5MB. Free memory is still 101.4MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-10-17 16:51:48,378 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccca610-5759-4a65-93f9-d798f45bae2b/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_6ccca610-5759-4a65-93f9-d798f45bae2b/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccca610-5759-4a65-93f9-d798f45bae2b/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_6ccca610-5759-4a65-93f9-d798f45bae2b/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccca610-5759-4a65-93f9-d798f45bae2b/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-ext3-properties/sll_shallow_copy-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccca610-5759-4a65-93f9-d798f45bae2b/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_6ccca610-5759-4a65-93f9-d798f45bae2b/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 6b0035e4df062aac8021cee981905a3c98f2d4e312e33b913ded157af60b9640 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:51:50,803 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:51:50,810 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:51:50,867 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:51:50,868 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:51:50,873 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:51:50,877 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:51:50,883 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:51:50,890 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:51:50,899 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:51:50,903 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:51:50,905 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:51:50,906 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:51:50,909 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:51:50,911 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:51:50,913 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:51:50,921 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:51:50,923 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:51:50,926 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:51:50,933 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:51:50,939 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:51:50,941 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:51:50,943 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:51:50,945 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:51:50,952 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:51:50,953 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:51:50,953 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:51:50,956 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:51:50,957 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:51:50,958 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:51:50,958 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:51:50,960 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:51:50,962 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:51:50,963 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:51:50,964 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:51:50,965 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:51:50,966 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:51:50,966 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:51:50,966 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:51:50,969 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:51:50,969 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:51:50,970 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccca610-5759-4a65-93f9-d798f45bae2b/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2022-10-17 16:51:51,015 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:51:51,015 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:51:51,019 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:51:51,019 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:51:51,020 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:51:51,020 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:51:51,020 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:51:51,020 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:51:51,021 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:51:51,021 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:51:51,022 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 16:51:51,022 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 16:51:51,022 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 16:51:51,023 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:51:51,023 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:51:51,023 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:51:51,023 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:51:51,023 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:51:51,024 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:51:51,024 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:51:51,024 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:51:51,025 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:51:51,025 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:51:51,025 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:51:51,025 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:51:51,026 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:51:51,026 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:51:51,026 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:51:51,026 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:51:51,026 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_6ccca610-5759-4a65-93f9-d798f45bae2b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccca610-5759-4a65-93f9-d798f45bae2b/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b0035e4df062aac8021cee981905a3c98f2d4e312e33b913ded157af60b9640 [2022-10-17 16:51:51,401 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:51:51,422 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:51:51,425 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:51:51,427 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:51:51,429 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:51:51,430 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccca610-5759-4a65-93f9-d798f45bae2b/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/list-ext3-properties/sll_shallow_copy-2.i [2022-10-17 16:51:51,501 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccca610-5759-4a65-93f9-d798f45bae2b/bin/ukojak-92XMlrwhuB/data/7a1706da8/b74594e075494605b48a45d38105443b/FLAG192d21bac [2022-10-17 16:51:52,047 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:51:52,060 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccca610-5759-4a65-93f9-d798f45bae2b/sv-benchmarks/c/list-ext3-properties/sll_shallow_copy-2.i [2022-10-17 16:51:52,087 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccca610-5759-4a65-93f9-d798f45bae2b/bin/ukojak-92XMlrwhuB/data/7a1706da8/b74594e075494605b48a45d38105443b/FLAG192d21bac [2022-10-17 16:51:52,357 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccca610-5759-4a65-93f9-d798f45bae2b/bin/ukojak-92XMlrwhuB/data/7a1706da8/b74594e075494605b48a45d38105443b [2022-10-17 16:51:52,360 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:51:52,361 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:51:52,366 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:51:52,366 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:51:52,370 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:51:52,371 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:51:52" (1/1) ... [2022-10-17 16:51:52,372 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@751c0fd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:52, skipping insertion in model container [2022-10-17 16:51:52,372 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:51:52" (1/1) ... [2022-10-17 16:51:52,380 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:51:52,445 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:51:52,866 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:51:52,876 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-10-17 16:51:52,888 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:51:52,934 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:51:52,941 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:51:53,000 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:51:53,030 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:51:53,031 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:53 WrapperNode [2022-10-17 16:51:53,031 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:51:53,032 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:51:53,032 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:51:53,033 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:51:53,047 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:53" (1/1) ... [2022-10-17 16:51:53,076 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:53" (1/1) ... [2022-10-17 16:51:53,105 INFO L138 Inliner]: procedures = 115, calls = 11, calls flagged for inlining = 5, calls inlined = 6, statements flattened = 43 [2022-10-17 16:51:53,106 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:51:53,107 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:51:53,107 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:51:53,108 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:51:53,118 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:53" (1/1) ... [2022-10-17 16:51:53,118 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:53" (1/1) ... [2022-10-17 16:51:53,137 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:53" (1/1) ... [2022-10-17 16:51:53,138 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:53" (1/1) ... [2022-10-17 16:51:53,150 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:53" (1/1) ... [2022-10-17 16:51:53,161 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:53" (1/1) ... [2022-10-17 16:51:53,163 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:53" (1/1) ... [2022-10-17 16:51:53,171 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:53" (1/1) ... [2022-10-17 16:51:53,174 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:51:53,175 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:51:53,175 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:51:53,175 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:51:53,176 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:51:53" (1/1) ... [2022-10-17 16:51:53,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:51:53,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccca610-5759-4a65-93f9-d798f45bae2b/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:51:53,207 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccca610-5759-4a65-93f9-d798f45bae2b/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:51:53,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccca610-5759-4a65-93f9-d798f45bae2b/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:51:53,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:51:53,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:51:53,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:51:53,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:51:53,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:51:53,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:51:53,450 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:51:53,452 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:51:53,784 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:51:53,835 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:51:53,836 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:51:53,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:51:53 BoogieIcfgContainer [2022-10-17 16:51:53,839 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:51:53,840 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:51:53,841 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:51:53,851 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:51:53,852 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:51:53" (1/1) ... [2022-10-17 16:51:53,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:51:53,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:53,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 26 states and 27 transitions. [2022-10-17 16:51:53,952 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2022-10-17 16:51:53,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:51:53,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:53,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:54,004 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 16:51:54,012 INFO L158 Benchmark]: Toolchain (without parser) took 1647.99ms. Allocated memory was 52.4MB in the beginning and 62.9MB in the end (delta: 10.5MB). Free memory was 26.3MB in the beginning and 35.9MB in the end (delta: -9.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:51:54,013 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 52.4MB. Free memory was 31.0MB in the beginning and 30.9MB in the end (delta: 33.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:51:54,014 INFO L158 Benchmark]: CACSL2BoogieTranslator took 665.43ms. Allocated memory is still 52.4MB. Free memory was 26.1MB in the beginning and 25.0MB in the end (delta: 1.0MB). Peak memory consumption was 3.7MB. Max. memory is 16.1GB. [2022-10-17 16:51:54,016 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.28ms. Allocated memory was 52.4MB in the beginning and 62.9MB in the end (delta: 10.5MB). Free memory was 25.0MB in the beginning and 43.6MB in the end (delta: -18.5MB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. [2022-10-17 16:51:54,017 INFO L158 Benchmark]: Boogie Preprocessor took 67.23ms. Allocated memory is still 62.9MB. Free memory was 43.6MB in the beginning and 42.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:51:54,018 INFO L158 Benchmark]: RCFGBuilder took 664.63ms. Allocated memory is still 62.9MB. Free memory was 42.2MB in the beginning and 42.0MB in the end (delta: 243.3kB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-10-17 16:51:54,019 INFO L158 Benchmark]: CodeCheck took 168.25ms. Allocated memory is still 62.9MB. Free memory was 42.0MB in the beginning and 35.9MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-10-17 16:51:54,029 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 0.25ms. Allocated memory is still 52.4MB. Free memory was 31.0MB in the beginning and 30.9MB in the end (delta: 33.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 665.43ms. Allocated memory is still 52.4MB. Free memory was 26.1MB in the beginning and 25.0MB in the end (delta: 1.0MB). Peak memory consumption was 3.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.28ms. Allocated memory was 52.4MB in the beginning and 62.9MB in the end (delta: 10.5MB). Free memory was 25.0MB in the beginning and 43.6MB in the end (delta: -18.5MB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.23ms. Allocated memory is still 62.9MB. Free memory was 43.6MB in the beginning and 42.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 664.63ms. Allocated memory is still 62.9MB. Free memory was 42.2MB in the beginning and 42.0MB in the end (delta: 243.3kB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 168.25ms. Allocated memory is still 62.9MB. Free memory was 42.0MB in the beginning and 35.9MB in the end (delta: 6.1MB). 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 16:51:54,076 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ccca610-5759-4a65-93f9-d798f45bae2b/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared