./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/indp1f.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc497a7-92bc-4744-bb96-e5865e385914/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc497a7-92bc-4744-bb96-e5865e385914/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_8cc497a7-92bc-4744-bb96-e5865e385914/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc497a7-92bc-4744-bb96-e5865e385914/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/indp1f.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc497a7-92bc-4744-bb96-e5865e385914/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_8cc497a7-92bc-4744-bb96-e5865e385914/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 130cfc4671676ffb10ff6ff5bac1770d2e3c27a88a61abbafe1bb2bbab77647f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:36:50,835 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:36:50,966 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc497a7-92bc-4744-bb96-e5865e385914/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:36:50,972 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:36:50,975 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:36:51,009 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:36:51,011 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:36:51,012 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:36:51,013 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:36:51,014 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:36:51,014 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:36:51,015 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:36:51,015 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:36:51,016 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:36:51,018 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:36:51,018 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:36:51,019 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:36:51,019 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:36:51,019 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:36:51,020 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:36:51,020 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:36:51,025 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:36:51,025 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:36:51,026 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:36:51,026 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:36:51,026 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:36:51,026 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:36:51,027 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:36:51,027 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:36:51,027 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:36:51,027 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:36:51,028 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:36:51,028 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:36:51,028 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_8cc497a7-92bc-4744-bb96-e5865e385914/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc497a7-92bc-4744-bb96-e5865e385914/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 130cfc4671676ffb10ff6ff5bac1770d2e3c27a88a61abbafe1bb2bbab77647f [2024-11-08 23:36:51,367 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:36:51,407 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:36:51,410 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:36:51,415 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:36:51,416 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:36:51,417 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc497a7-92bc-4744-bb96-e5865e385914/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/array-fpi/indp1f.c Unable to find full path for "g++" [2024-11-08 23:36:53,519 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:36:53,765 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:36:53,765 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc497a7-92bc-4744-bb96-e5865e385914/sv-benchmarks/c/array-fpi/indp1f.c [2024-11-08 23:36:53,774 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc497a7-92bc-4744-bb96-e5865e385914/bin/ukojak-verify-ImItNfHLgk/data/a9e927d69/1d7c6271fa4942cdbf657d08f17b7baa/FLAG27e25194d [2024-11-08 23:36:53,788 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc497a7-92bc-4744-bb96-e5865e385914/bin/ukojak-verify-ImItNfHLgk/data/a9e927d69/1d7c6271fa4942cdbf657d08f17b7baa [2024-11-08 23:36:53,791 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:36:53,793 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:36:53,794 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:36:53,795 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:36:53,801 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:36:53,802 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:36:53" (1/1) ... [2024-11-08 23:36:53,803 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59f0aab0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:53, skipping insertion in model container [2024-11-08 23:36:53,804 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:36:53" (1/1) ... [2024-11-08 23:36:53,847 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:36:54,029 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_8cc497a7-92bc-4744-bb96-e5865e385914/sv-benchmarks/c/array-fpi/indp1f.c[589,602] [2024-11-08 23:36:54,053 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:36:54,065 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:36:54,077 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_8cc497a7-92bc-4744-bb96-e5865e385914/sv-benchmarks/c/array-fpi/indp1f.c[589,602] [2024-11-08 23:36:54,086 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:36:54,106 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:36:54,106 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:54 WrapperNode [2024-11-08 23:36:54,106 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:36:54,107 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:36:54,107 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:36:54,108 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:36:54,116 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:54" (1/1) ... [2024-11-08 23:36:54,124 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:54" (1/1) ... [2024-11-08 23:36:54,146 INFO L138 Inliner]: procedures = 16, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 70 [2024-11-08 23:36:54,147 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:36:54,148 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:36:54,148 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:36:54,148 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:36:54,170 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:54" (1/1) ... [2024-11-08 23:36:54,170 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:54" (1/1) ... [2024-11-08 23:36:54,176 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:54" (1/1) ... [2024-11-08 23:36:54,176 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:54" (1/1) ... [2024-11-08 23:36:54,189 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:54" (1/1) ... [2024-11-08 23:36:54,196 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:54" (1/1) ... [2024-11-08 23:36:54,201 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:54" (1/1) ... [2024-11-08 23:36:54,202 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:54" (1/1) ... [2024-11-08 23:36:54,206 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:36:54,207 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:36:54,211 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:36:54,212 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:36:54,213 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:54" (1/1) ... [2024-11-08 23:36:54,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:36:54,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc497a7-92bc-4744-bb96-e5865e385914/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:36:54,276 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc497a7-92bc-4744-bb96-e5865e385914/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:36:54,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc497a7-92bc-4744-bb96-e5865e385914/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:36:54,329 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:36:54,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:36:54,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 23:36:54,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 23:36:54,330 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:36:54,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:36:54,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 23:36:54,442 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:36:54,445 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:36:54,722 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-08 23:36:54,722 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:36:54,784 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:36:54,784 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:36:54,785 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:36:54 BoogieIcfgContainer [2024-11-08 23:36:54,785 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:36:54,786 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:36:54,786 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:36:54,804 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:36:54,804 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:36:54" (1/1) ... [2024-11-08 23:36:54,816 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:36:54,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:36:54,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 20 states and 29 transitions. [2024-11-08 23:36:54,889 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 29 transitions. [2024-11-08 23:36:54,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 23:36:54,892 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:36:54,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:36:55,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:36:55,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:36:55,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:36:55,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 21 states and 30 transitions. [2024-11-08 23:36:55,303 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 30 transitions. [2024-11-08 23:36:55,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 23:36:55,304 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:36:55,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:36:55,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:36:55,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:36:55,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:36:55,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2024-11-08 23:36:55,508 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2024-11-08 23:36:55,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 23:36:55,508 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:36:55,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:36:55,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:36:55,622 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:36:55,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:36:55,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 25 states and 38 transitions. [2024-11-08 23:36:55,739 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 38 transitions. [2024-11-08 23:36:55,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 23:36:55,746 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:36:55,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:36:55,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:36:55,853 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:36:55,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:36:55,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 25 states and 36 transitions. [2024-11-08 23:36:55,967 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 36 transitions. [2024-11-08 23:36:55,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 23:36:55,968 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:36:55,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:36:56,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:36:56,053 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:36:56,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:36:56,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2024-11-08 23:36:56,092 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2024-11-08 23:36:56,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 23:36:56,093 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:36:56,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:36:56,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:36:56,181 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:36:56,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:36:56,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 23 states and 31 transitions. [2024-11-08 23:36:56,306 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 31 transitions. [2024-11-08 23:36:56,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 23:36:56,307 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:36:56,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:36:56,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:36:56,371 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:36:56,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:36:56,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 24 states and 33 transitions. [2024-11-08 23:36:56,457 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2024-11-08 23:36:56,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 23:36:56,457 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:36:56,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:36:56,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:36:56,501 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 23:36:56,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:36:56,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 24 states and 32 transitions. [2024-11-08 23:36:56,523 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 32 transitions. [2024-11-08 23:36:56,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 23:36:56,524 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:36:56,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:36:56,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:36:56,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:36:56,607 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:36:56,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:36:56,643 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 9 iterations. [2024-11-08 23:36:56,676 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 11:36:56 ImpRootNode [2024-11-08 23:36:56,676 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 23:36:56,677 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 23:36:56,677 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 23:36:56,678 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 23:36:56,678 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:36:54" (3/4) ... [2024-11-08 23:36:56,683 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-08 23:36:56,736 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8cc497a7-92bc-4744-bb96-e5865e385914/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 23:36:56,737 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 23:36:56,738 INFO L158 Benchmark]: Toolchain (without parser) took 2944.97ms. Allocated memory is still 161.5MB. Free memory was 132.8MB in the beginning and 98.0MB in the end (delta: 34.8MB). Peak memory consumption was 35.0MB. Max. memory is 16.1GB. [2024-11-08 23:36:56,738 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 121.6MB. Free memory is still 93.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:36:56,739 INFO L158 Benchmark]: CACSL2BoogieTranslator took 312.20ms. Allocated memory is still 161.5MB. Free memory was 132.6MB in the beginning and 121.3MB in the end (delta: 11.3MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. [2024-11-08 23:36:56,739 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.06ms. Allocated memory is still 161.5MB. Free memory was 121.3MB in the beginning and 119.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:36:56,740 INFO L158 Benchmark]: Boogie Preprocessor took 58.66ms. Allocated memory is still 161.5MB. Free memory was 119.8MB in the beginning and 131.9MB in the end (delta: -12.2MB). Peak memory consumption was 2.3MB. Max. memory is 16.1GB. [2024-11-08 23:36:56,741 INFO L158 Benchmark]: RCFGBuilder took 577.57ms. Allocated memory is still 161.5MB. Free memory was 131.9MB in the beginning and 117.9MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 23:36:56,741 INFO L158 Benchmark]: CodeCheck took 1890.61ms. Allocated memory is still 161.5MB. Free memory was 117.9MB in the beginning and 101.1MB in the end (delta: 16.8MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. [2024-11-08 23:36:56,742 INFO L158 Benchmark]: Witness Printer took 59.93ms. Allocated memory is still 161.5MB. Free memory was 101.1MB in the beginning and 98.0MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:36:56,745 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, 20 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.8s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 360 SdHoareTripleChecker+Valid, 1.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 68 mSDsluCounter, 186 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 111 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 335 IncrementalHoareTripleChecker+Invalid, 446 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 111 mSolverCounterUnsat, 184 mSDtfsCounter, 335 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 888 GetRequests, 858 SyntacticMatches, 14 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, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 136 NumberOfCodeBlocks, 136 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 110 ConstructedInterpolants, 0 QuantifiedInterpolants, 188 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 12/12 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); [L30] i=0 VAL [N=1, a={-1:0}, i=0] [L30] COND FALSE !(i