./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c08355bb-15b7-47a2-8656-d0dbda17989e/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c08355bb-15b7-47a2-8656-d0dbda17989e/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c08355bb-15b7-47a2-8656-d0dbda17989e/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c08355bb-15b7-47a2-8656-d0dbda17989e/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c08355bb-15b7-47a2-8656-d0dbda17989e/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c08355bb-15b7-47a2-8656-d0dbda17989e/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash eba94063d18105b44b9503ed48a138d00b9b850cd51aae19571aab60c15e268e --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-15 02:05:59,484 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:05:59,486 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:05:59,498 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:05:59,499 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:05:59,499 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:05:59,500 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:05:59,501 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:05:59,502 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:05:59,503 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:05:59,503 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:05:59,504 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:05:59,504 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:05:59,505 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:05:59,506 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:05:59,507 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:05:59,507 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:05:59,508 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:05:59,509 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:05:59,510 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:05:59,511 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:05:59,512 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:05:59,513 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:05:59,514 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:05:59,516 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:05:59,516 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:05:59,517 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:05:59,517 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:05:59,518 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:05:59,518 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:05:59,518 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:05:59,519 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:05:59,520 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:05:59,520 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:05:59,521 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:05:59,521 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:05:59,521 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:05:59,522 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:05:59,522 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:05:59,523 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:05:59,523 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:05:59,524 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c08355bb-15b7-47a2-8656-d0dbda17989e/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-12-15 02:05:59,540 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:05:59,540 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:05:59,541 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:05:59,541 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:05:59,541 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:05:59,541 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 02:05:59,542 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 02:05:59,542 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 02:05:59,542 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 02:05:59,542 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:05:59,542 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-15 02:05:59,542 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-15 02:05:59,542 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-15 02:05:59,543 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:05:59,543 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 02:05:59,543 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:05:59,543 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:05:59,543 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:05:59,543 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:05:59,543 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:05:59,543 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:05:59,544 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:05:59,544 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 02:05:59,544 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 02:05:59,544 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_c08355bb-15b7-47a2-8656-d0dbda17989e/bin/ukojak-rkRKPMF4O4/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c08355bb-15b7-47a2-8656-d0dbda17989e/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eba94063d18105b44b9503ed48a138d00b9b850cd51aae19571aab60c15e268e [2022-12-15 02:05:59,707 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:05:59,723 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:05:59,725 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:05:59,726 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:05:59,726 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:05:59,727 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c08355bb-15b7-47a2-8656-d0dbda17989e/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i [2022-12-15 02:06:02,296 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:06:02,477 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:06:02,478 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c08355bb-15b7-47a2-8656-d0dbda17989e/sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i [2022-12-15 02:06:02,486 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c08355bb-15b7-47a2-8656-d0dbda17989e/bin/ukojak-rkRKPMF4O4/data/f7228e582/3ea7e659310b487ca9641e22b3444067/FLAGa630f609b [2022-12-15 02:06:02,496 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c08355bb-15b7-47a2-8656-d0dbda17989e/bin/ukojak-rkRKPMF4O4/data/f7228e582/3ea7e659310b487ca9641e22b3444067 [2022-12-15 02:06:02,498 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:06:02,499 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:06:02,500 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:06:02,500 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:06:02,503 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:06:02,504 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:06:02" (1/1) ... [2022-12-15 02:06:02,505 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f7bdb77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:06:02, skipping insertion in model container [2022-12-15 02:06:02,505 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:06:02" (1/1) ... [2022-12-15 02:06:02,511 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:06:02,542 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:06:02,748 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:06:02,758 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 02:06:02,791 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:06:02,811 INFO L208 MainTranslator]: Completed translation [2022-12-15 02:06:02,812 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:06:02 WrapperNode [2022-12-15 02:06:02,812 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:06:02,813 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 02:06:02,813 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 02:06:02,813 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 02:06:02,820 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:06:02" (1/1) ... [2022-12-15 02:06:02,830 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:06:02" (1/1) ... [2022-12-15 02:06:02,845 INFO L138 Inliner]: procedures = 116, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 47 [2022-12-15 02:06:02,846 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 02:06:02,846 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 02:06:02,846 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 02:06:02,846 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 02:06:02,852 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:06:02" (1/1) ... [2022-12-15 02:06:02,852 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:06:02" (1/1) ... [2022-12-15 02:06:02,854 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:06:02" (1/1) ... [2022-12-15 02:06:02,854 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:06:02" (1/1) ... [2022-12-15 02:06:02,856 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:06:02" (1/1) ... [2022-12-15 02:06:02,859 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:06:02" (1/1) ... [2022-12-15 02:06:02,859 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:06:02" (1/1) ... [2022-12-15 02:06:02,860 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:06:02" (1/1) ... [2022-12-15 02:06:02,861 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 02:06:02,862 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 02:06:02,862 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 02:06:02,862 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 02:06:02,863 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:06:02" (1/1) ... [2022-12-15 02:06:02,867 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:06:02,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c08355bb-15b7-47a2-8656-d0dbda17989e/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 02:06:02,884 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c08355bb-15b7-47a2-8656-d0dbda17989e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 02:06:02,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c08355bb-15b7-47a2-8656-d0dbda17989e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 02:06:02,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 02:06:02,911 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 02:06:02,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 02:06:02,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 02:06:02,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 02:06:02,988 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 02:06:02,990 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 02:06:03,082 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 02:06:03,123 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 02:06:03,124 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-15 02:06:03,126 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:06:03 BoogieIcfgContainer [2022-12-15 02:06:03,126 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 02:06:03,127 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 02:06:03,127 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 02:06:03,134 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 02:06:03,135 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:06:03" (1/1) ... [2022-12-15 02:06:03,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 02:06:03,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:06:03,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 11 states and 13 transitions. [2022-12-15 02:06:03,186 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 13 transitions. [2022-12-15 02:06:03,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 02:06:03,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:06:03,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:06:03,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:06:03,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:06:03,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:06:03,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2022-12-15 02:06:03,489 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2022-12-15 02:06:03,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 02:06:03,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:06:03,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:06:03,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:06:03,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:06:03,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:06:03,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2022-12-15 02:06:03,982 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2022-12-15 02:06:03,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 02:06:03,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:06:03,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:06:03,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:06:04,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:06:04,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:06:04,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 15 states and 16 transitions. [2022-12-15 02:06:04,247 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2022-12-15 02:06:04,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 02:06:04,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:06:04,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:06:04,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:06:04,668 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:06:05,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:06:05,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2022-12-15 02:06:05,485 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2022-12-15 02:06:05,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 02:06:05,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:06:05,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:06:05,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:06:05,556 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:06:06,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:06:06,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 19 states and 26 transitions. [2022-12-15 02:06:06,046 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 26 transitions. [2022-12-15 02:06:06,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 02:06:06,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:06:06,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:06:06,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:06:06,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:06:07,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:06:07,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 24 states and 36 transitions. [2022-12-15 02:06:07,537 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 36 transitions. [2022-12-15 02:06:07,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 02:06:07,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:06:07,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:06:07,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:06:07,581 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-15 02:06:08,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:06:08,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 26 states and 40 transitions. [2022-12-15 02:06:08,274 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 40 transitions. [2022-12-15 02:06:08,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 02:06:08,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:06:08,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:06:08,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:06:08,301 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 02:06:08,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:06:08,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 27 states and 42 transitions. [2022-12-15 02:06:08,836 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2022-12-15 02:06:08,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 02:06:08,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:06:08,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:06:08,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:06:10,140 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:06:15,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:06:15,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 33 states and 60 transitions. [2022-12-15 02:06:15,186 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 60 transitions. [2022-12-15 02:06:15,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 02:06:15,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:06:15,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:06:15,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:06:15,263 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-15 02:06:15,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:06:15,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 34 states and 60 transitions. [2022-12-15 02:06:15,783 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 60 transitions. [2022-12-15 02:06:15,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 02:06:15,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:06:15,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:06:15,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:06:17,284 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:06:26,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:06:26,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 38 states and 74 transitions. [2022-12-15 02:06:26,320 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 74 transitions. [2022-12-15 02:06:26,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 02:06:26,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:06:26,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:06:26,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:06:27,700 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 7 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:06:31,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:06:31,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 17 states and 26 transitions. [2022-12-15 02:06:31,811 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 26 transitions. [2022-12-15 02:06:31,812 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-15 02:06:31,812 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 13 iterations. [2022-12-15 02:06:31,817 INFO L754 CodeCheckObserver]: All specifications hold 3 specifications checked. All of them hold [2022-12-15 02:06:32,575 INFO L560 CodeCheckObserver]: Invariant with dag size 6 [2022-12-15 02:06:32,578 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.IllegalArgumentException: unknown symbol (@diff (Array Int Int) (Array Int Int) Int) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.getBinaryOperator(Term2Expression.java:588) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:137) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translateSelect(Term2Expression.java:361) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:163) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:137) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:173) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:137) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:401) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:1) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpression(ModelTranslationContainer.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpressionToString(ModelTranslationContainer.java:89) at de.uni_freiburg.informatik.ultimate.core.lib.results.InvariantResult.getLongDescription(InvariantResult.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:86) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.reportResult(CodeCheckObserver.java:793) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.createInvariantResults(CodeCheckObserver.java:564) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:520) 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) [2022-12-15 02:06:32,580 INFO L158 Benchmark]: Toolchain (without parser) took 30080.96ms. Allocated memory was 119.5MB in the beginning and 169.9MB in the end (delta: 50.3MB). Free memory was 83.2MB in the beginning and 116.4MB in the end (delta: -33.1MB). Peak memory consumption was 99.7MB. Max. memory is 16.1GB. [2022-12-15 02:06:32,581 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 119.5MB. Free memory was 81.7MB in the beginning and 81.7MB in the end (delta: 21.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:06:32,581 INFO L158 Benchmark]: CACSL2BoogieTranslator took 312.28ms. Allocated memory is still 119.5MB. Free memory was 83.0MB in the beginning and 67.1MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-15 02:06:32,581 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.78ms. Allocated memory is still 119.5MB. Free memory was 67.1MB in the beginning and 65.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:06:32,582 INFO L158 Benchmark]: Boogie Preprocessor took 15.24ms. Allocated memory is still 119.5MB. Free memory was 65.5MB in the beginning and 64.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:06:32,582 INFO L158 Benchmark]: RCFGBuilder took 264.20ms. Allocated memory is still 119.5MB. Free memory was 64.4MB in the beginning and 50.3MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-15 02:06:32,583 INFO L158 Benchmark]: CodeCheck took 29453.20ms. Allocated memory was 119.5MB in the beginning and 169.9MB in the end (delta: 50.3MB). Free memory was 50.3MB in the beginning and 116.4MB in the end (delta: -66.0MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. [2022-12-15 02:06:32,584 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, 11 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 28.7s, OverallIterations: 13, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 271 SdHoareTripleChecker+Valid, 3.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 152 mSDsluCounter, 158 SdHoareTripleChecker+Invalid, 2.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 92 mSDsCounter, 461 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1625 IncrementalHoareTripleChecker+Invalid, 2086 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 461 mSolverCounterUnsat, 66 mSDtfsCounter, 1625 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1156 GetRequests, 904 SyntacticMatches, 34 SemanticMatches, 218 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15505 ImplicationChecksByTransitivity, 26.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 5.3s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 90 ConstructedInterpolants, 0 QuantifiedInterpolants, 1391 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 6 PerfectInterpolantSequences, 23/65 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 523]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - ExceptionOrErrorResult: IllegalArgumentException: unknown symbol (@diff (Array Int Int) (Array Int Int) Int) de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: IllegalArgumentException: unknown symbol (@diff (Array Int Int) (Array Int Int) Int): de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.getBinaryOperator(Term2Expression.java:588) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 119.5MB. Free memory was 81.7MB in the beginning and 81.7MB in the end (delta: 21.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 312.28ms. Allocated memory is still 119.5MB. Free memory was 83.0MB in the beginning and 67.1MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.78ms. Allocated memory is still 119.5MB. Free memory was 67.1MB in the beginning and 65.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 15.24ms. Allocated memory is still 119.5MB. Free memory was 65.5MB in the beginning and 64.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 264.20ms. Allocated memory is still 119.5MB. Free memory was 64.4MB in the beginning and 50.3MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 29453.20ms. Allocated memory was 119.5MB in the beginning and 169.9MB in the end (delta: 50.3MB). Free memory was 50.3MB in the beginning and 116.4MB in the end (delta: -66.0MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 02:06:32,598 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c08355bb-15b7-47a2-8656-d0dbda17989e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c08355bb-15b7-47a2-8656-d0dbda17989e/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c08355bb-15b7-47a2-8656-d0dbda17989e/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c08355bb-15b7-47a2-8656-d0dbda17989e/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c08355bb-15b7-47a2-8656-d0dbda17989e/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c08355bb-15b7-47a2-8656-d0dbda17989e/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c08355bb-15b7-47a2-8656-d0dbda17989e/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash eba94063d18105b44b9503ed48a138d00b9b850cd51aae19571aab60c15e268e --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-15 02:06:34,109 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:06:34,111 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:06:34,146 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:06:34,146 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:06:34,147 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:06:34,149 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:06:34,150 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:06:34,152 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:06:34,153 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:06:34,154 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:06:34,155 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:06:34,155 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:06:34,156 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:06:34,157 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:06:34,158 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:06:34,159 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:06:34,160 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:06:34,161 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:06:34,163 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:06:34,164 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:06:34,165 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:06:34,166 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:06:34,166 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:06:34,168 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:06:34,168 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:06:34,168 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:06:34,169 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:06:34,169 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:06:34,170 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:06:34,170 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:06:34,170 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:06:34,171 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:06:34,171 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:06:34,172 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:06:34,172 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:06:34,173 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:06:34,173 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:06:34,173 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:06:34,173 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:06:34,174 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:06:34,174 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c08355bb-15b7-47a2-8656-d0dbda17989e/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2022-12-15 02:06:34,189 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:06:34,189 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:06:34,190 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:06:34,190 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:06:34,191 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:06:34,191 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 02:06:34,191 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 02:06:34,191 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 02:06:34,191 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 02:06:34,191 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:06:34,191 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-15 02:06:34,191 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-15 02:06:34,191 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-15 02:06:34,192 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:06:34,192 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-15 02:06:34,192 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-15 02:06:34,192 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-15 02:06:34,192 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 02:06:34,192 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:06:34,192 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:06:34,192 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:06:34,192 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:06:34,192 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:06:34,193 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:06:34,193 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:06:34,193 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-15 02:06:34,193 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-15 02:06:34,193 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-15 02:06:34,193 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-15 02:06:34,193 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_c08355bb-15b7-47a2-8656-d0dbda17989e/bin/ukojak-rkRKPMF4O4/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c08355bb-15b7-47a2-8656-d0dbda17989e/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eba94063d18105b44b9503ed48a138d00b9b850cd51aae19571aab60c15e268e [2022-12-15 02:06:34,419 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:06:34,437 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:06:34,439 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:06:34,440 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:06:34,441 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:06:34,442 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c08355bb-15b7-47a2-8656-d0dbda17989e/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i [2022-12-15 02:06:37,139 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:06:37,306 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:06:37,306 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c08355bb-15b7-47a2-8656-d0dbda17989e/sv-benchmarks/c/array-memsafety/openbsd_cmemset-alloca-1.i [2022-12-15 02:06:37,318 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c08355bb-15b7-47a2-8656-d0dbda17989e/bin/ukojak-rkRKPMF4O4/data/7a4e0d02b/58a01bd07bde4a269b0e015b0be4515a/FLAG6e4281746 [2022-12-15 02:06:37,331 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c08355bb-15b7-47a2-8656-d0dbda17989e/bin/ukojak-rkRKPMF4O4/data/7a4e0d02b/58a01bd07bde4a269b0e015b0be4515a [2022-12-15 02:06:37,334 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:06:37,335 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:06:37,336 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:06:37,337 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:06:37,340 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:06:37,340 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:06:37" (1/1) ... [2022-12-15 02:06:37,341 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5526e52f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:06:37, skipping insertion in model container [2022-12-15 02:06:37,342 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:06:37" (1/1) ... [2022-12-15 02:06:37,349 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:06:37,377 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:06:37,555 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:06:37,565 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 02:06:37,589 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:06:37,605 INFO L208 MainTranslator]: Completed translation [2022-12-15 02:06:37,606 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:06:37 WrapperNode [2022-12-15 02:06:37,606 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:06:37,607 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 02:06:37,607 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 02:06:37,607 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 02:06:37,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:06:37" (1/1) ... [2022-12-15 02:06:37,622 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:06:37" (1/1) ... [2022-12-15 02:06:37,635 INFO L138 Inliner]: procedures = 117, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 45 [2022-12-15 02:06:37,635 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 02:06:37,636 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 02:06:37,636 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 02:06:37,636 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 02:06:37,642 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:06:37" (1/1) ... [2022-12-15 02:06:37,642 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:06:37" (1/1) ... [2022-12-15 02:06:37,644 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:06:37" (1/1) ... [2022-12-15 02:06:37,644 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:06:37" (1/1) ... [2022-12-15 02:06:37,648 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:06:37" (1/1) ... [2022-12-15 02:06:37,650 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:06:37" (1/1) ... [2022-12-15 02:06:37,651 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:06:37" (1/1) ... [2022-12-15 02:06:37,651 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:06:37" (1/1) ... [2022-12-15 02:06:37,653 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 02:06:37,653 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 02:06:37,653 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 02:06:37,654 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 02:06:37,654 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:06:37" (1/1) ... [2022-12-15 02:06:37,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:06:37,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c08355bb-15b7-47a2-8656-d0dbda17989e/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 02:06:37,675 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c08355bb-15b7-47a2-8656-d0dbda17989e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 02:06:37,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c08355bb-15b7-47a2-8656-d0dbda17989e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 02:06:37,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 02:06:37,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-12-15 02:06:37,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 02:06:37,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 02:06:37,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 02:06:37,784 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 02:06:37,785 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 02:06:37,884 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 02:06:37,946 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 02:06:37,946 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-15 02:06:37,948 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:06:37 BoogieIcfgContainer [2022-12-15 02:06:37,948 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 02:06:37,949 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 02:06:37,949 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 02:06:37,957 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 02:06:37,957 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:06:37" (1/1) ... [2022-12-15 02:06:37,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 02:06:38,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:06:38,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 11 states and 13 transitions. [2022-12-15 02:06:38,006 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 13 transitions. [2022-12-15 02:06:38,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 02:06:38,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:06:38,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:06:38,041 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:156) 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) [2022-12-15 02:06:38,044 INFO L158 Benchmark]: Toolchain (without parser) took 708.64ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 41.0MB in the beginning and 71.7MB in the end (delta: -30.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:06:38,045 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 83.9MB. Free memory is still 62.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:06:38,045 INFO L158 Benchmark]: CACSL2BoogieTranslator took 269.68ms. Allocated memory is still 83.9MB. Free memory was 40.8MB in the beginning and 51.8MB in the end (delta: -11.0MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. [2022-12-15 02:06:38,046 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.78ms. Allocated memory is still 83.9MB. Free memory was 51.8MB in the beginning and 49.9MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:06:38,046 INFO L158 Benchmark]: Boogie Preprocessor took 17.09ms. Allocated memory is still 83.9MB. Free memory was 49.9MB in the beginning and 48.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:06:38,047 INFO L158 Benchmark]: RCFGBuilder took 295.21ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 48.5MB in the beginning and 78.0MB in the end (delta: -29.5MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2022-12-15 02:06:38,047 INFO L158 Benchmark]: CodeCheck took 94.21ms. Allocated memory is still 100.7MB. Free memory was 77.8MB in the beginning and 71.7MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-15 02:06:38,049 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 0.18ms. Allocated memory is still 83.9MB. Free memory is still 62.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 269.68ms. Allocated memory is still 83.9MB. Free memory was 40.8MB in the beginning and 51.8MB in the end (delta: -11.0MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.78ms. Allocated memory is still 83.9MB. Free memory was 51.8MB in the beginning and 49.9MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 17.09ms. Allocated memory is still 83.9MB. Free memory was 49.9MB in the beginning and 48.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 295.21ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 48.5MB in the beginning and 78.0MB in the end (delta: -29.5MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. * CodeCheck took 94.21ms. Allocated memory is still 100.7MB. Free memory was 77.8MB in the beginning and 71.7MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 02:06:38,068 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c08355bb-15b7-47a2-8656-d0dbda17989e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared