./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/eqn2f.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495694ee-e31d-44ad-906f-86b483688521/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495694ee-e31d-44ad-906f-86b483688521/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495694ee-e31d-44ad-906f-86b483688521/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495694ee-e31d-44ad-906f-86b483688521/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/eqn2f.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495694ee-e31d-44ad-906f-86b483688521/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495694ee-e31d-44ad-906f-86b483688521/bin/ukojak-92XMlrwhuB --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 9492838383a14835fe4416045232ed048098976ee70d4c4f9afc54e7ded61319 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:01:16,955 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:01:16,958 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:01:17,003 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:01:17,004 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:01:17,008 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:01:17,011 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:01:17,014 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:01:17,019 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:01:17,028 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:01:17,029 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:01:17,030 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:01:17,031 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:01:17,032 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:01:17,033 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:01:17,035 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:01:17,036 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:01:17,037 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:01:17,039 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:01:17,041 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:01:17,043 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:01:17,045 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:01:17,046 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:01:17,047 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:01:17,051 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:01:17,052 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:01:17,052 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:01:17,053 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:01:17,054 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:01:17,055 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:01:17,055 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:01:17,065 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:01:17,066 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:01:17,068 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:01:17,069 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:01:17,071 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:01:17,072 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:01:17,072 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:01:17,073 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:01:17,074 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:01:17,075 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:01:17,076 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495694ee-e31d-44ad-906f-86b483688521/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:01:17,121 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:01:17,122 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:01:17,122 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:01:17,122 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:01:17,123 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:01:17,123 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:01:17,124 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:01:17,124 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:01:17,124 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:01:17,124 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:01:17,124 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:01:17,124 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:01:17,125 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:01:17,125 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:01:17,125 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:01:17,125 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:01:17,125 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:01:17,125 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:01:17,126 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:01:17,126 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:01:17,126 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:01:17,126 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:01:17,127 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:01:17,127 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:01:17,127 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:01:17,127 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:01:17,127 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:01:17,128 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:01:17,128 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_495694ee-e31d-44ad-906f-86b483688521/bin/ukojak-92XMlrwhuB/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495694ee-e31d-44ad-906f-86b483688521/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9492838383a14835fe4416045232ed048098976ee70d4c4f9afc54e7ded61319 [2022-10-17 17:01:17,377 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:01:17,399 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:01:17,401 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:01:17,403 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:01:17,404 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:01:17,405 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495694ee-e31d-44ad-906f-86b483688521/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/array-fpi/eqn2f.c [2022-10-17 17:01:17,464 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495694ee-e31d-44ad-906f-86b483688521/bin/ukojak-92XMlrwhuB/data/eafc63e70/6c6a6638d80541cbb55e3db66b23c002/FLAG5a401f0ea [2022-10-17 17:01:17,897 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:01:17,898 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495694ee-e31d-44ad-906f-86b483688521/sv-benchmarks/c/array-fpi/eqn2f.c [2022-10-17 17:01:17,905 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495694ee-e31d-44ad-906f-86b483688521/bin/ukojak-92XMlrwhuB/data/eafc63e70/6c6a6638d80541cbb55e3db66b23c002/FLAG5a401f0ea [2022-10-17 17:01:18,319 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495694ee-e31d-44ad-906f-86b483688521/bin/ukojak-92XMlrwhuB/data/eafc63e70/6c6a6638d80541cbb55e3db66b23c002 [2022-10-17 17:01:18,322 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:01:18,324 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:01:18,325 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:01:18,325 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:01:18,329 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:01:18,329 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:01:18" (1/1) ... [2022-10-17 17:01:18,340 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e6b798d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:18, skipping insertion in model container [2022-10-17 17:01:18,340 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:01:18" (1/1) ... [2022-10-17 17:01:18,347 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:01:18,362 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:01:18,594 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495694ee-e31d-44ad-906f-86b483688521/sv-benchmarks/c/array-fpi/eqn2f.c[588,601] [2022-10-17 17:01:18,625 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:01:18,635 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:01:18,651 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495694ee-e31d-44ad-906f-86b483688521/sv-benchmarks/c/array-fpi/eqn2f.c[588,601] [2022-10-17 17:01:18,675 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:01:18,692 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:01:18,692 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:18 WrapperNode [2022-10-17 17:01:18,693 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:01:18,695 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:01:18,695 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:01:18,697 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:01:18,705 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:18" (1/1) ... [2022-10-17 17:01:18,723 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:18" (1/1) ... [2022-10-17 17:01:18,751 INFO L138 Inliner]: procedures = 16, calls = 19, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 72 [2022-10-17 17:01:18,751 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:01:18,752 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:01:18,752 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:01:18,752 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:01:18,762 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:18" (1/1) ... [2022-10-17 17:01:18,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:18" (1/1) ... [2022-10-17 17:01:18,766 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:18" (1/1) ... [2022-10-17 17:01:18,766 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:18" (1/1) ... [2022-10-17 17:01:18,782 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:18" (1/1) ... [2022-10-17 17:01:18,787 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:18" (1/1) ... [2022-10-17 17:01:18,796 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:18" (1/1) ... [2022-10-17 17:01:18,798 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:18" (1/1) ... [2022-10-17 17:01:18,800 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:01:18,803 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:01:18,803 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:01:18,804 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:01:18,805 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:18" (1/1) ... [2022-10-17 17:01:18,814 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:01:18,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495694ee-e31d-44ad-906f-86b483688521/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:01:18,840 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495694ee-e31d-44ad-906f-86b483688521/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:01:18,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495694ee-e31d-44ad-906f-86b483688521/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:01:18,901 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:01:18,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:01:18,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 17:01:18,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 17:01:18,902 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:01:18,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:01:18,902 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 17:01:18,965 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:01:18,967 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:01:19,160 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:01:19,199 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:01:19,200 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-10-17 17:01:19,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:01:19 BoogieIcfgContainer [2022-10-17 17:01:19,202 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:01:19,203 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:01:19,203 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:01:19,214 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:01:19,214 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:01:19" (1/1) ... [2022-10-17 17:01:19,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:01:19,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:19,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2022-10-17 17:01:19,283 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2022-10-17 17:01:19,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 17:01:19,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:19,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:19,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:19,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 13 conjunts are in the unsatisfiable core [2022-10-17 17:01:19,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:19,763 INFO L356 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2022-10-17 17:01:19,765 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 74 [2022-10-17 17:01:19,791 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-17 17:01:19,818 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-17 17:01:19,914 INFO L167 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2022-10-17 17:01:19,916 INFO L172 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2022-10-17 17:01:19,922 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-10-17 17:01:20,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:20,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:20,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 15 states and 27 transitions. [2022-10-17 17:01:20,155 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 27 transitions. [2022-10-17 17:01:20,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 17:01:20,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:20,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:20,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:20,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 17:01:20,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:20,296 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:20,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:20,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 17 states and 36 transitions. [2022-10-17 17:01:20,561 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 36 transitions. [2022-10-17 17:01:20,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 17:01:20,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:20,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:20,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:20,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-17 17:01:20,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:20,722 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:21,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:21,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 20 states and 48 transitions. [2022-10-17 17:01:21,102 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 48 transitions. [2022-10-17 17:01:21,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 17:01:21,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:21,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:21,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:21,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 22 conjunts are in the unsatisfiable core [2022-10-17 17:01:21,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:21,221 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 17:01:21,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 17:01:21,233 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2022-10-17 17:01:21,238 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-17 17:01:21,298 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-10-17 17:01:21,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 17:01:21,382 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-10-17 17:01:21,426 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:21,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:21,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 22 states and 53 transitions. [2022-10-17 17:01:21,786 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 53 transitions. [2022-10-17 17:01:21,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 17:01:21,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:21,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:21,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:21,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 17:01:21,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:21,902 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:22,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:22,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 26 states and 61 transitions. [2022-10-17 17:01:22,258 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 61 transitions. [2022-10-17 17:01:22,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 17:01:22,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:22,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:22,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:22,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 17:01:22,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:22,419 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:23,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:23,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 29 states and 71 transitions. [2022-10-17 17:01:23,055 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 71 transitions. [2022-10-17 17:01:23,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 17:01:23,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:23,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:23,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:23,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-17 17:01:23,133 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:23,254 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:23,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:23,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 32 states and 82 transitions. [2022-10-17 17:01:23,888 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 82 transitions. [2022-10-17 17:01:23,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 17:01:23,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:23,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:23,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:23,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 26 conjunts are in the unsatisfiable core [2022-10-17 17:01:23,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:23,980 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 8 [2022-10-17 17:01:23,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 17:01:23,990 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 14 [2022-10-17 17:01:23,996 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-10-17 17:01:24,011 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-10-17 17:01:24,025 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2022-10-17 17:01:24,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 17:01:24,091 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-10-17 17:01:24,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-10-17 17:01:24,124 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2022-10-17 17:01:24,158 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:01:24,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:24,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 33 states and 78 transitions. [2022-10-17 17:01:24,492 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 78 transitions. [2022-10-17 17:01:24,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 17:01:24,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:24,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:24,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 17:01:24,540 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 17:01:24,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 17:01:24,573 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 9 iterations. [2022-10-17 17:01:24,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 17.10 05:01:24 ImpRootNode [2022-10-17 17:01:24,605 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-10-17 17:01:24,605 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 17:01:24,606 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 17:01:24,606 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 17:01:24,606 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:01:19" (3/4) ... [2022-10-17 17:01:24,608 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-10-17 17:01:24,700 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_495694ee-e31d-44ad-906f-86b483688521/bin/ukojak-92XMlrwhuB/witness.graphml [2022-10-17 17:01:24,715 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 17:01:24,716 INFO L158 Benchmark]: Toolchain (without parser) took 6392.41ms. Allocated memory was 79.7MB in the beginning and 117.4MB in the end (delta: 37.7MB). Free memory was 53.3MB in the beginning and 42.3MB in the end (delta: 11.0MB). Peak memory consumption was 47.8MB. Max. memory is 16.1GB. [2022-10-17 17:01:24,717 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 79.7MB. Free memory is still 50.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:01:24,718 INFO L158 Benchmark]: CACSL2BoogieTranslator took 368.89ms. Allocated memory is still 79.7MB. Free memory was 53.1MB in the beginning and 54.3MB in the end (delta: -1.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-10-17 17:01:24,719 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.42ms. Allocated memory is still 79.7MB. Free memory was 54.3MB in the beginning and 52.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:01:24,719 INFO L158 Benchmark]: Boogie Preprocessor took 49.80ms. Allocated memory is still 79.7MB. Free memory was 52.6MB in the beginning and 51.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:01:24,720 INFO L158 Benchmark]: RCFGBuilder took 399.93ms. Allocated memory is still 79.7MB. Free memory was 51.3MB in the beginning and 37.7MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-10-17 17:01:24,721 INFO L158 Benchmark]: CodeCheck took 5401.66ms. Allocated memory was 79.7MB in the beginning and 117.4MB in the end (delta: 37.7MB). Free memory was 37.7MB in the beginning and 44.4MB in the end (delta: -6.7MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. [2022-10-17 17:01:24,722 INFO L158 Benchmark]: Witness Printer took 109.90ms. Allocated memory is still 117.4MB. Free memory was 44.4MB in the beginning and 42.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:01:24,726 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, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.3s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 161 SdHoareTripleChecker+Valid, 2.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 56 mSDsluCounter, 16 SdHoareTripleChecker+Invalid, 1.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 16 mSDsCounter, 345 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 989 IncrementalHoareTripleChecker+Invalid, 1334 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 345 mSolverCounterUnsat, 16 mSDtfsCounter, 989 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 862 GetRequests, 746 SyntacticMatches, 16 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5024 ImplicationChecksByTransitivity, 2.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 85 NumberOfCodeBlocks, 85 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 65 ConstructedInterpolants, 0 QuantifiedInterpolants, 343 SizeOfPredicates, 23 NumberOfNonLiveVariables, 788 ConjunctsInSsa, 86 ConjunctsInUnsatCore, 8 InterpolantComputations, 3 PerfectInterpolantSequences, 8/20 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] long long *a = malloc(sizeof(long long)*N); [L29] long long *b = malloc(sizeof(long long)*N); [L31] a[0] = 8 [L32] b[0] = 1 [L34] i=1 VAL [a={-1:0}, b={4:0}, i=1, N=2] [L34] COND TRUE i