./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/loops/insertion_sort-2.c --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_d1c6e44b-1e09-47ef-907a-6ac01d816dad/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1c6e44b-1e09-47ef-907a-6ac01d816dad/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_d1c6e44b-1e09-47ef-907a-6ac01d816dad/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1c6e44b-1e09-47ef-907a-6ac01d816dad/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/loops/insertion_sort-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1c6e44b-1e09-47ef-907a-6ac01d816dad/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_d1c6e44b-1e09-47ef-907a-6ac01d816dad/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 e6909fdbd47ee7cc9ac1cfcb139a86d0e022eb1f9eab8a625d6818fa3999b29d --- 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 02:56:20,192 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:56:20,193 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:56:20,205 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:56:20,206 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:56:20,206 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:56:20,207 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:56:20,208 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:56:20,209 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:56:20,210 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:56:20,210 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:56:20,211 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:56:20,211 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:56:20,212 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:56:20,212 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:56:20,213 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:56:20,214 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:56:20,214 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:56:20,215 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:56:20,216 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:56:20,217 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:56:20,218 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:56:20,218 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:56:20,219 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:56:20,221 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:56:20,221 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:56:20,221 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:56:20,222 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:56:20,222 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:56:20,223 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:56:20,223 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:56:20,223 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:56:20,224 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:56:20,224 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:56:20,225 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:56:20,225 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:56:20,225 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:56:20,225 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:56:20,226 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:56:20,226 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:56:20,226 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:56:20,227 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1c6e44b-1e09-47ef-907a-6ac01d816dad/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-12-15 02:56:20,239 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:56:20,239 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:56:20,240 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:56:20,240 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:56:20,240 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:56:20,240 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 02:56:20,240 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 02:56:20,244 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 02:56:20,244 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 02:56:20,244 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:56:20,244 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-15 02:56:20,244 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-15 02:56:20,245 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-15 02:56:20,245 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:56:20,245 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 02:56:20,245 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:56:20,245 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:56:20,245 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:56:20,245 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:56:20,245 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:56:20,246 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:56:20,246 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:56:20,246 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 02:56:20,246 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 02:56:20,246 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_d1c6e44b-1e09-47ef-907a-6ac01d816dad/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1c6e44b-1e09-47ef-907a-6ac01d816dad/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e6909fdbd47ee7cc9ac1cfcb139a86d0e022eb1f9eab8a625d6818fa3999b29d [2022-12-15 02:56:20,415 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:56:20,434 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:56:20,436 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:56:20,437 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:56:20,438 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:56:20,439 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1c6e44b-1e09-47ef-907a-6ac01d816dad/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/loops/insertion_sort-2.c [2022-12-15 02:56:22,951 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:56:23,074 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:56:23,075 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1c6e44b-1e09-47ef-907a-6ac01d816dad/sv-benchmarks/c/loops/insertion_sort-2.c [2022-12-15 02:56:23,078 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1c6e44b-1e09-47ef-907a-6ac01d816dad/bin/ukojak-rkRKPMF4O4/data/4b1c3b178/a5800a34a82f4396afd2e4bfbfe71598/FLAG1f212531e [2022-12-15 02:56:23,502 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1c6e44b-1e09-47ef-907a-6ac01d816dad/bin/ukojak-rkRKPMF4O4/data/4b1c3b178/a5800a34a82f4396afd2e4bfbfe71598 [2022-12-15 02:56:23,505 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:56:23,505 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:56:23,506 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:56:23,506 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:56:23,509 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:56:23,509 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:56:23" (1/1) ... [2022-12-15 02:56:23,510 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@264a8a02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:56:23, skipping insertion in model container [2022-12-15 02:56:23,510 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:56:23" (1/1) ... [2022-12-15 02:56:23,515 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:56:23,526 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:56:23,630 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1c6e44b-1e09-47ef-907a-6ac01d816dad/sv-benchmarks/c/loops/insertion_sort-2.c[328,341] [2022-12-15 02:56:23,644 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:56:23,651 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 02:56:23,659 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1c6e44b-1e09-47ef-907a-6ac01d816dad/sv-benchmarks/c/loops/insertion_sort-2.c[328,341] [2022-12-15 02:56:23,664 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:56:23,674 INFO L208 MainTranslator]: Completed translation [2022-12-15 02:56:23,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:56:23 WrapperNode [2022-12-15 02:56:23,674 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:56:23,675 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 02:56:23,675 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 02:56:23,675 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 02:56:23,681 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:56:23" (1/1) ... [2022-12-15 02:56:23,687 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:56:23" (1/1) ... [2022-12-15 02:56:23,700 INFO L138 Inliner]: procedures = 15, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 82 [2022-12-15 02:56:23,700 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 02:56:23,701 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 02:56:23,701 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 02:56:23,701 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 02:56:23,707 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:56:23" (1/1) ... [2022-12-15 02:56:23,708 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:56:23" (1/1) ... [2022-12-15 02:56:23,709 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:56:23" (1/1) ... [2022-12-15 02:56:23,709 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:56:23" (1/1) ... [2022-12-15 02:56:23,712 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:56:23" (1/1) ... [2022-12-15 02:56:23,715 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:56:23" (1/1) ... [2022-12-15 02:56:23,716 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:56:23" (1/1) ... [2022-12-15 02:56:23,717 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:56:23" (1/1) ... [2022-12-15 02:56:23,718 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 02:56:23,719 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 02:56:23,719 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 02:56:23,719 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 02:56:23,719 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:56:23" (1/1) ... [2022-12-15 02:56:23,724 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:56:23,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1c6e44b-1e09-47ef-907a-6ac01d816dad/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 02:56:23,740 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1c6e44b-1e09-47ef-907a-6ac01d816dad/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 02:56:23,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1c6e44b-1e09-47ef-907a-6ac01d816dad/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 02:56:23,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 02:56:23,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 02:56:23,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 02:56:23,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 02:56:23,776 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 02:56:23,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 02:56:23,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 02:56:23,776 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 02:56:23,835 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 02:56:23,837 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 02:56:23,984 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 02:56:24,027 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 02:56:24,027 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-12-15 02:56:24,029 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:56:24 BoogieIcfgContainer [2022-12-15 02:56:24,029 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 02:56:24,030 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 02:56:24,030 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 02:56:24,037 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 02:56:24,037 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:56:24" (1/1) ... [2022-12-15 02:56:24,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 02:56:24,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:56:24,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 38 states and 44 transitions. [2022-12-15 02:56:24,095 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 44 transitions. [2022-12-15 02:56:24,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-15 02:56:24,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:56:24,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:56:24,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:56:24,284 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 02:56:24,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:56:24,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 37 states and 43 transitions. [2022-12-15 02:56:24,319 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 43 transitions. [2022-12-15 02:56:24,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-15 02:56:24,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:56:24,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:56:24,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 02:56:24,347 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-15 02:56:24,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 02:56:24,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 02:56:24,390 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-15 02:56:24,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 02:56:24,407 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2022-12-15 02:56:24,427 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 02:56:24 ImpRootNode [2022-12-15 02:56:24,427 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 02:56:24,428 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 02:56:24,428 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 02:56:24,429 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 02:56:24,429 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:56:24" (3/4) ... [2022-12-15 02:56:24,431 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-12-15 02:56:24,460 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1c6e44b-1e09-47ef-907a-6ac01d816dad/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-15 02:56:24,461 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 02:56:24,462 INFO L158 Benchmark]: Toolchain (without parser) took 955.76ms. Allocated memory was 119.5MB in the beginning and 144.7MB in the end (delta: 25.2MB). Free memory was 82.9MB in the beginning and 101.4MB in the end (delta: -18.5MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2022-12-15 02:56:24,462 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 119.5MB. Free memory is still 90.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:56:24,462 INFO L158 Benchmark]: CACSL2BoogieTranslator took 168.15ms. Allocated memory is still 119.5MB. Free memory was 82.5MB in the beginning and 72.1MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-15 02:56:24,463 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.53ms. Allocated memory is still 119.5MB. Free memory was 72.1MB in the beginning and 70.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:56:24,464 INFO L158 Benchmark]: Boogie Preprocessor took 17.31ms. Allocated memory is still 119.5MB. Free memory was 70.5MB in the beginning and 69.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:56:24,464 INFO L158 Benchmark]: RCFGBuilder took 310.79ms. Allocated memory is still 119.5MB. Free memory was 69.2MB in the beginning and 52.1MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-15 02:56:24,465 INFO L158 Benchmark]: CodeCheck took 397.75ms. Allocated memory was 119.5MB in the beginning and 144.7MB in the end (delta: 25.2MB). Free memory was 52.1MB in the beginning and 103.5MB in the end (delta: -51.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:56:24,465 INFO L158 Benchmark]: Witness Printer took 32.59ms. Allocated memory is still 144.7MB. Free memory was 103.5MB in the beginning and 101.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:56:24,468 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, 38 locations, 18 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 2 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 21 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 2 ConstructedInterpolants, 0 QuantifiedInterpolants, 10 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 - CounterExampleResult [Line: -1]: pointer dereference may fail pointer dereference may fail We found a FailurePath: [L14] unsigned int SIZE=__VERIFIER_nondet_uint(); [L15] int i, j, k, key; [L16] int v[SIZE]; [L17] j=0 VAL [j=0, SIZE=1073741824, v={4:0}] [L17] COND TRUE j