./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/ss3f.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_68bee3a6-9046-46aa-aa75-32b01d8b1fc2/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68bee3a6-9046-46aa-aa75-32b01d8b1fc2/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68bee3a6-9046-46aa-aa75-32b01d8b1fc2/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68bee3a6-9046-46aa-aa75-32b01d8b1fc2/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/ss3f.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68bee3a6-9046-46aa-aa75-32b01d8b1fc2/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68bee3a6-9046-46aa-aa75-32b01d8b1fc2/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --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 76ae16499864b13b3948e2270be5b31e7a14f523ef5d86d5f7c4d24360e8b13e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:16:27,901 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:16:27,956 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68bee3a6-9046-46aa-aa75-32b01d8b1fc2/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:16:27,960 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:16:27,960 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:16:27,981 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:16:27,982 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:16:27,983 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:16:27,983 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:16:27,984 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:16:27,985 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:16:27,985 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:16:27,985 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:16:27,986 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:16:27,986 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:16:27,987 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:16:27,987 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:16:27,988 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:16:27,988 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:16:27,988 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:16:27,989 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:16:27,990 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:16:27,990 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:16:27,990 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:16:27,991 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:16:27,991 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:16:27,992 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:16:27,992 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:16:27,993 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:16:27,993 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:16:27,993 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:16:27,994 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:16:27,994 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:16:27,995 INFO L153 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_68bee3a6-9046-46aa-aa75-32b01d8b1fc2/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68bee3a6-9046-46aa-aa75-32b01d8b1fc2/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 76ae16499864b13b3948e2270be5b31e7a14f523ef5d86d5f7c4d24360e8b13e [2024-11-09 00:16:28,221 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:16:28,248 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:16:28,251 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:16:28,254 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:16:28,255 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:16:28,256 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68bee3a6-9046-46aa-aa75-32b01d8b1fc2/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/array-fpi/ss3f.c Unable to find full path for "g++" [2024-11-09 00:16:30,316 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:16:30,517 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:16:30,517 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68bee3a6-9046-46aa-aa75-32b01d8b1fc2/sv-benchmarks/c/array-fpi/ss3f.c [2024-11-09 00:16:30,526 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68bee3a6-9046-46aa-aa75-32b01d8b1fc2/bin/ukojak-verify-ImItNfHLgk/data/2421b4151/d3018086a97d409e82c1330b6d04ca75/FLAG6d312c3a9 [2024-11-09 00:16:30,548 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68bee3a6-9046-46aa-aa75-32b01d8b1fc2/bin/ukojak-verify-ImItNfHLgk/data/2421b4151/d3018086a97d409e82c1330b6d04ca75 [2024-11-09 00:16:30,551 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:16:30,553 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:16:30,554 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:16:30,555 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:16:30,561 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:16:30,562 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:16:30" (1/1) ... [2024-11-09 00:16:30,563 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21c65897 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:16:30, skipping insertion in model container [2024-11-09 00:16:30,563 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:16:30" (1/1) ... [2024-11-09 00:16:30,586 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:16:30,784 WARN L250 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_68bee3a6-9046-46aa-aa75-32b01d8b1fc2/sv-benchmarks/c/array-fpi/ss3f.c[587,600] [2024-11-09 00:16:30,813 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:16:30,822 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:16:30,837 WARN L250 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_68bee3a6-9046-46aa-aa75-32b01d8b1fc2/sv-benchmarks/c/array-fpi/ss3f.c[587,600] [2024-11-09 00:16:30,847 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:16:30,863 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:16:30,864 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:16:30 WrapperNode [2024-11-09 00:16:30,864 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:16:30,865 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:16:30,865 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:16:30,865 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:16:30,874 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:16:30" (1/1) ... [2024-11-09 00:16:30,885 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:16:30" (1/1) ... [2024-11-09 00:16:30,917 INFO L138 Inliner]: procedures = 17, calls = 33, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 100 [2024-11-09 00:16:30,918 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:16:30,919 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:16:30,920 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:16:30,920 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:16:30,930 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:16:30" (1/1) ... [2024-11-09 00:16:30,930 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:16:30" (1/1) ... [2024-11-09 00:16:30,933 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:16:30" (1/1) ... [2024-11-09 00:16:30,933 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:16:30" (1/1) ... [2024-11-09 00:16:30,948 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:16:30" (1/1) ... [2024-11-09 00:16:30,955 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:16:30" (1/1) ... [2024-11-09 00:16:30,960 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:16:30" (1/1) ... [2024-11-09 00:16:30,961 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:16:30" (1/1) ... [2024-11-09 00:16:30,967 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:16:30,968 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:16:30,968 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:16:30,969 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:16:30,969 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:16:30" (1/1) ... [2024-11-09 00:16:30,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:16:30,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68bee3a6-9046-46aa-aa75-32b01d8b1fc2/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:16:31,016 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68bee3a6-9046-46aa-aa75-32b01d8b1fc2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:16:31,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68bee3a6-9046-46aa-aa75-32b01d8b1fc2/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:16:31,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:16:31,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:16:31,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 00:16:31,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 00:16:31,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 00:16:31,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:16:31,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:16:31,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 00:16:31,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:16:31,144 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:16:31,147 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:16:31,382 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-09 00:16:31,382 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:16:31,423 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:16:31,423 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:16:31,423 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:16:31 BoogieIcfgContainer [2024-11-09 00:16:31,423 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:16:31,424 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:16:31,424 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:16:31,438 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:16:31,438 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:16:31" (1/1) ... [2024-11-09 00:16:31,447 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:16:31,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:16:31,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 23 states and 34 transitions. [2024-11-09 00:16:31,501 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 34 transitions. [2024-11-09 00:16:31,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-09 00:16:31,503 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:16:31,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:16:31,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:16:31,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:16:31,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:16:31,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 24 states and 35 transitions. [2024-11-09 00:16:31,957 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 35 transitions. [2024-11-09 00:16:31,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 00:16:31,958 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:16:31,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:16:31,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:16:32,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:16:32,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:16:32,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 25 states and 36 transitions. [2024-11-09 00:16:32,123 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 36 transitions. [2024-11-09 00:16:32,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 00:16:32,124 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:16:32,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:16:32,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:16:32,275 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:16:32,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:16:32,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 28 states and 43 transitions. [2024-11-09 00:16:32,392 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 43 transitions. [2024-11-09 00:16:32,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-09 00:16:32,399 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:16:32,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:16:32,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:16:32,456 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:16:32,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:16:32,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 28 states and 41 transitions. [2024-11-09 00:16:32,536 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 41 transitions. [2024-11-09 00:16:32,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-09 00:16:32,539 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:16:32,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:16:32,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:16:32,637 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:16:32,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:16:32,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 28 states and 40 transitions. [2024-11-09 00:16:32,670 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 40 transitions. [2024-11-09 00:16:32,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 00:16:32,673 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:16:32,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:16:32,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:16:32,813 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 00:16:32,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:16:32,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2024-11-09 00:16:32,947 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2024-11-09 00:16:32,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 00:16:32,947 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:16:32,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:16:32,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:16:33,012 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:16:33,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:16:33,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 27 states and 38 transitions. [2024-11-09 00:16:33,094 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 38 transitions. [2024-11-09 00:16:33,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-09 00:16:33,095 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:16:33,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:16:33,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:16:33,128 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:16:33,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:16:33,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2024-11-09 00:16:33,149 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2024-11-09 00:16:33,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 00:16:33,149 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:16:33,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:16:33,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:16:33,255 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-09 00:16:33,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:16:33,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 39 transitions. [2024-11-09 00:16:33,318 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 39 transitions. [2024-11-09 00:16:33,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 00:16:33,319 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:16:33,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:16:33,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:16:33,365 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-09 00:16:33,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:16:33,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 28 states and 38 transitions. [2024-11-09 00:16:33,396 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 38 transitions. [2024-11-09 00:16:33,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-09 00:16:33,396 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:16:33,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:16:33,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:16:33,466 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 00:16:33,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:16:33,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 29 states and 40 transitions. [2024-11-09 00:16:33,532 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2024-11-09 00:16:33,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 00:16:33,533 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:16:33,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:16:33,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:16:33,577 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 00:16:33,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:16:33,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 29 states and 39 transitions. [2024-11-09 00:16:33,604 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2024-11-09 00:16:33,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-09 00:16:33,604 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:16:33,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:16:33,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:16:33,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:16:33,721 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:16:33,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:16:33,773 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 13 iterations. [2024-11-09 00:16:33,811 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:16:33 ImpRootNode [2024-11-09 00:16:33,811 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:16:33,812 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:16:33,812 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:16:33,813 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:16:33,813 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:16:31" (3/4) ... [2024-11-09 00:16:33,815 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-09 00:16:33,886 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68bee3a6-9046-46aa-aa75-32b01d8b1fc2/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-09 00:16:33,890 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:16:33,891 INFO L158 Benchmark]: Toolchain (without parser) took 3337.97ms. Allocated memory was 148.9MB in the beginning and 188.7MB in the end (delta: 39.8MB). Free memory was 107.8MB in the beginning and 147.4MB in the end (delta: -39.6MB). Peak memory consumption was 2.3MB. Max. memory is 16.1GB. [2024-11-09 00:16:33,891 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 109.1MB. Free memory is still 59.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:16:33,892 INFO L158 Benchmark]: CACSL2BoogieTranslator took 309.77ms. Allocated memory is still 148.9MB. Free memory was 107.8MB in the beginning and 94.6MB in the end (delta: 13.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:16:33,893 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.26ms. Allocated memory is still 148.9MB. Free memory was 94.6MB in the beginning and 92.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:16:33,895 INFO L158 Benchmark]: Boogie Preprocessor took 48.58ms. Allocated memory is still 148.9MB. Free memory was 92.6MB in the beginning and 91.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:16:33,896 INFO L158 Benchmark]: RCFGBuilder took 455.53ms. Allocated memory is still 148.9MB. Free memory was 91.5MB in the beginning and 76.3MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:16:33,897 INFO L158 Benchmark]: CodeCheck took 2387.22ms. Allocated memory was 148.9MB in the beginning and 188.7MB in the end (delta: 39.8MB). Free memory was 76.3MB in the beginning and 149.5MB in the end (delta: -73.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:16:33,897 INFO L158 Benchmark]: Witness Printer took 78.08ms. Allocated memory is still 188.7MB. Free memory was 149.5MB in the beginning and 147.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:16:33,899 INFO L338 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, 23 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.3s, OverallIterations: 13, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 720 SdHoareTripleChecker+Valid, 1.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 196 mSDsluCounter, 368 SdHoareTripleChecker+Invalid, 1.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 12 mSDsCounter, 259 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 801 IncrementalHoareTripleChecker+Invalid, 1060 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 259 mSolverCounterUnsat, 356 mSDtfsCounter, 801 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1680 GetRequests, 1628 SyntacticMatches, 36 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 244 NumberOfCodeBlocks, 244 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 208 ConstructedInterpolants, 0 QuantifiedInterpolants, 358 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 26/26 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 sum[1]; [L29] long long *a = malloc(sizeof(long long)*N); [L31] sum[0] = 0 [L32] i=0 VAL [N=1, a={-1:0}, i=0, sum={4:0}] [L32] COND FALSE !(i