./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/ms1f.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccfb2701-fbff-4fc6-b8b5-958da8c02ff3/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccfb2701-fbff-4fc6-b8b5-958da8c02ff3/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_ccfb2701-fbff-4fc6-b8b5-958da8c02ff3/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccfb2701-fbff-4fc6-b8b5-958da8c02ff3/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/ms1f.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccfb2701-fbff-4fc6-b8b5-958da8c02ff3/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccfb2701-fbff-4fc6-b8b5-958da8c02ff3/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6d53d0c5140132772dbe7b2411a0e5f61e1871ba1484fe3a275622a831eef23f --- 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 03:33:54,974 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 03:33:54,976 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 03:33:54,994 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 03:33:54,994 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 03:33:54,995 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 03:33:54,997 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 03:33:54,998 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 03:33:54,999 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 03:33:55,000 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 03:33:55,001 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 03:33:55,002 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 03:33:55,002 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 03:33:55,003 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 03:33:55,004 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 03:33:55,005 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 03:33:55,006 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 03:33:55,007 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 03:33:55,008 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 03:33:55,010 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 03:33:55,011 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 03:33:55,012 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 03:33:55,013 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 03:33:55,014 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 03:33:55,017 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 03:33:55,017 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 03:33:55,018 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 03:33:55,019 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 03:33:55,019 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 03:33:55,020 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 03:33:55,020 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 03:33:55,021 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 03:33:55,021 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 03:33:55,022 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 03:33:55,023 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 03:33:55,023 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 03:33:55,024 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 03:33:55,024 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 03:33:55,024 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 03:33:55,025 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 03:33:55,025 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 03:33:55,026 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccfb2701-fbff-4fc6-b8b5-958da8c02ff3/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-15 03:33:55,044 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 03:33:55,045 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 03:33:55,045 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 03:33:55,045 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 03:33:55,046 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 03:33:55,046 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 03:33:55,046 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 03:33:55,047 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 03:33:55,047 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 03:33:55,047 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 03:33:55,047 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 03:33:55,047 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 03:33:55,047 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 03:33:55,048 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 03:33:55,048 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 03:33:55,048 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 03:33:55,048 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 03:33:55,048 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 03:33:55,048 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 03:33:55,048 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 03:33:55,049 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 03:33:55,049 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:33:55,049 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 03:33:55,049 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 03:33:55,049 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 03:33:55,049 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 03:33:55,050 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 03:33:55,050 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 03:33:55,050 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_ccfb2701-fbff-4fc6-b8b5-958da8c02ff3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccfb2701-fbff-4fc6-b8b5-958da8c02ff3/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d53d0c5140132772dbe7b2411a0e5f61e1871ba1484fe3a275622a831eef23f [2022-12-15 03:33:55,222 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 03:33:55,240 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 03:33:55,242 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 03:33:55,243 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 03:33:55,243 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 03:33:55,245 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccfb2701-fbff-4fc6-b8b5-958da8c02ff3/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/array-fpi/ms1f.c [2022-12-15 03:33:57,867 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 03:33:57,981 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 03:33:57,981 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccfb2701-fbff-4fc6-b8b5-958da8c02ff3/sv-benchmarks/c/array-fpi/ms1f.c [2022-12-15 03:33:57,986 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccfb2701-fbff-4fc6-b8b5-958da8c02ff3/bin/ukojak-rkRKPMF4O4/data/428dc0351/08d8b5dbeecc4b6a8b500b67ce09596d/FLAG35432488d [2022-12-15 03:33:57,996 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccfb2701-fbff-4fc6-b8b5-958da8c02ff3/bin/ukojak-rkRKPMF4O4/data/428dc0351/08d8b5dbeecc4b6a8b500b67ce09596d [2022-12-15 03:33:57,998 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 03:33:57,999 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 03:33:58,000 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 03:33:58,000 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 03:33:58,003 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 03:33:58,004 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:33:57" (1/1) ... [2022-12-15 03:33:58,005 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e09f18a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:33:58, skipping insertion in model container [2022-12-15 03:33:58,005 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:33:57" (1/1) ... [2022-12-15 03:33:58,013 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 03:33:58,027 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 03:33:58,139 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_ccfb2701-fbff-4fc6-b8b5-958da8c02ff3/sv-benchmarks/c/array-fpi/ms1f.c[587,600] [2022-12-15 03:33:58,151 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:33:58,158 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 03:33:58,166 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_ccfb2701-fbff-4fc6-b8b5-958da8c02ff3/sv-benchmarks/c/array-fpi/ms1f.c[587,600] [2022-12-15 03:33:58,170 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:33:58,180 INFO L208 MainTranslator]: Completed translation [2022-12-15 03:33:58,180 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:33:58 WrapperNode [2022-12-15 03:33:58,180 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 03:33:58,181 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 03:33:58,181 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 03:33:58,181 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 03:33:58,187 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:33:58" (1/1) ... [2022-12-15 03:33:58,191 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:33:58" (1/1) ... [2022-12-15 03:33:58,203 INFO L138 Inliner]: procedures = 17, calls = 26, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 71 [2022-12-15 03:33:58,203 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 03:33:58,204 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 03:33:58,204 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 03:33:58,204 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 03:33:58,211 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:33:58" (1/1) ... [2022-12-15 03:33:58,211 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:33:58" (1/1) ... [2022-12-15 03:33:58,212 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:33:58" (1/1) ... [2022-12-15 03:33:58,212 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:33:58" (1/1) ... [2022-12-15 03:33:58,216 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:33:58" (1/1) ... [2022-12-15 03:33:58,218 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:33:58" (1/1) ... [2022-12-15 03:33:58,219 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:33:58" (1/1) ... [2022-12-15 03:33:58,219 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:33:58" (1/1) ... [2022-12-15 03:33:58,221 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 03:33:58,221 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 03:33:58,221 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 03:33:58,222 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 03:33:58,222 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:33:58" (1/1) ... [2022-12-15 03:33:58,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:33:58,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccfb2701-fbff-4fc6-b8b5-958da8c02ff3/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 03:33:58,247 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccfb2701-fbff-4fc6-b8b5-958da8c02ff3/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 03:33:58,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccfb2701-fbff-4fc6-b8b5-958da8c02ff3/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 03:33:58,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 03:33:58,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 03:33:58,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 03:33:58,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 03:33:58,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-15 03:33:58,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 03:33:58,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 03:33:58,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 03:33:58,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 03:33:58,343 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 03:33:58,345 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 03:33:58,449 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 03:33:58,482 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 03:33:58,483 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-15 03:33:58,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:33:58 BoogieIcfgContainer [2022-12-15 03:33:58,485 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 03:33:58,486 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 03:33:58,486 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 03:33:58,495 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 03:33:58,495 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:33:58" (1/1) ... [2022-12-15 03:33:58,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 03:33:58,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:33:58,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2022-12-15 03:33:58,544 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2022-12-15 03:33:58,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-15 03:33:58,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:33:58,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:33:58,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:33:58,711 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 03:33:58,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:33:58,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2022-12-15 03:33:58,755 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2022-12-15 03:33:58,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 03:33:58,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:33:58,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:33:58,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:33:58,837 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 03:33:58,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:33:58,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2022-12-15 03:33:58,892 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2022-12-15 03:33:58,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 03:33:58,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:33:58,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:33:58,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 03:33:58,934 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-15 03:33:58,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 03:33:59,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 03:33:59,004 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-15 03:33:59,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 03:33:59,028 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2022-12-15 03:33:59,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 03:33:59 ImpRootNode [2022-12-15 03:33:59,052 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 03:33:59,053 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 03:33:59,053 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 03:33:59,053 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 03:33:59,053 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:33:58" (3/4) ... [2022-12-15 03:33:59,055 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-12-15 03:33:59,091 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccfb2701-fbff-4fc6-b8b5-958da8c02ff3/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-15 03:33:59,091 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 03:33:59,092 INFO L158 Benchmark]: Toolchain (without parser) took 1092.34ms. Allocated memory is still 134.2MB. Free memory was 94.3MB in the beginning and 87.6MB in the end (delta: 6.7MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. [2022-12-15 03:33:59,092 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 134.2MB. Free memory is still 106.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 03:33:59,092 INFO L158 Benchmark]: CACSL2BoogieTranslator took 180.59ms. Allocated memory is still 134.2MB. Free memory was 94.3MB in the beginning and 83.4MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-15 03:33:59,093 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.14ms. Allocated memory is still 134.2MB. Free memory was 83.4MB in the beginning and 82.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 03:33:59,093 INFO L158 Benchmark]: Boogie Preprocessor took 17.02ms. Allocated memory is still 134.2MB. Free memory was 81.8MB in the beginning and 80.9MB in the end (delta: 883.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 03:33:59,094 INFO L158 Benchmark]: RCFGBuilder took 264.01ms. Allocated memory is still 134.2MB. Free memory was 80.4MB in the beginning and 67.1MB in the end (delta: 13.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-15 03:33:59,094 INFO L158 Benchmark]: CodeCheck took 566.15ms. Allocated memory is still 134.2MB. Free memory was 67.1MB in the beginning and 89.7MB in the end (delta: -22.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 03:33:59,095 INFO L158 Benchmark]: Witness Printer took 38.36ms. Allocated memory is still 134.2MB. Free memory was 89.7MB in the beginning and 87.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 03:33:59,097 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, 10 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 37 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5 mSDsluCounter, 8 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 9 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 30 IncrementalHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9 mSolverCounterUnsat, 8 mSDtfsCounter, 30 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 96 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 11 ConstructedInterpolants, 0 QuantifiedInterpolants, 27 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 1/1 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: 15]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L19] int N; [L23] N = __VERIFIER_nondet_int() [L24] COND FALSE !(N <= 0) [L25] CALL assume_abort_if_not(N <= 2147483647/sizeof(int)) [L13] COND FALSE !(!cond) [L25] RET assume_abort_if_not(N <= 2147483647/sizeof(int)) [L27] int i; [L28] int sum[1]; [L29] int *a = malloc(sizeof(int)*N); [L31] i=0 VAL [a={-1:0}, i=0, N=1, sum={31600:0}] [L31] COND TRUE i