./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/heap-data/hash_fun.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3683fbf2-33f4-4fe8-81f8-925831ea1ca7/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3683fbf2-33f4-4fe8-81f8-925831ea1ca7/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3683fbf2-33f4-4fe8-81f8-925831ea1ca7/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3683fbf2-33f4-4fe8-81f8-925831ea1ca7/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/heap-data/hash_fun.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3683fbf2-33f4-4fe8-81f8-925831ea1ca7/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3683fbf2-33f4-4fe8-81f8-925831ea1ca7/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0abab60f5c601fd8191c1a2aa712d4ab55460e987c7d41ca7527c2934792cc0b --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 23:23:02,035 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:23:02,037 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:23:02,056 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:23:02,057 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:23:02,058 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:23:02,059 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:23:02,060 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:23:02,062 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:23:02,063 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:23:02,064 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:23:02,065 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:23:02,065 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:23:02,066 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:23:02,067 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:23:02,068 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:23:02,069 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:23:02,070 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:23:02,071 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:23:02,073 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:23:02,074 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:23:02,076 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:23:02,077 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:23:02,078 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:23:02,081 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:23:02,081 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:23:02,081 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:23:02,082 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:23:02,083 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:23:02,083 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:23:02,083 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:23:02,084 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:23:02,084 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:23:02,085 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:23:02,086 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:23:02,086 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:23:02,087 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:23:02,087 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:23:02,087 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:23:02,088 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:23:02,088 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:23:02,089 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3683fbf2-33f4-4fe8-81f8-925831ea1ca7/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 23:23:02,113 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:23:02,114 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:23:02,114 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 23:23:02,115 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 23:23:02,115 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:23:02,116 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:23:02,116 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:23:02,116 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 23:23:02,116 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 23:23:02,116 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 23:23:02,116 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:23:02,117 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 23:23:02,117 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:23:02,117 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 23:23:02,117 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 23:23:02,117 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 23:23:02,118 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:23:02,118 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 23:23:02,118 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:23:02,118 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:23:02,118 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:23:02,119 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:23:02,119 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:23:02,119 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:23:02,119 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 23:23:02,119 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 23:23:02,119 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 23:23:02,120 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 23:23:02,120 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_3683fbf2-33f4-4fe8-81f8-925831ea1ca7/bin/ukojak-rkRKPMF4O4/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3683fbf2-33f4-4fe8-81f8-925831ea1ca7/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0abab60f5c601fd8191c1a2aa712d4ab55460e987c7d41ca7527c2934792cc0b [2022-12-14 23:23:02,313 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:23:02,333 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:23:02,335 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:23:02,336 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:23:02,336 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:23:02,337 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3683fbf2-33f4-4fe8-81f8-925831ea1ca7/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/heap-data/hash_fun.i [2022-12-14 23:23:04,873 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:23:05,071 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:23:05,072 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3683fbf2-33f4-4fe8-81f8-925831ea1ca7/sv-benchmarks/c/heap-data/hash_fun.i [2022-12-14 23:23:05,084 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3683fbf2-33f4-4fe8-81f8-925831ea1ca7/bin/ukojak-rkRKPMF4O4/data/d00dc0009/71d581758e584e59af4e6ebee5878e09/FLAGde731bb2d [2022-12-14 23:23:05,443 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3683fbf2-33f4-4fe8-81f8-925831ea1ca7/bin/ukojak-rkRKPMF4O4/data/d00dc0009/71d581758e584e59af4e6ebee5878e09 [2022-12-14 23:23:05,446 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:23:05,447 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:23:05,448 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:23:05,448 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:23:05,451 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:23:05,452 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:23:05" (1/1) ... [2022-12-14 23:23:05,452 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27ba0a43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:23:05, skipping insertion in model container [2022-12-14 23:23:05,453 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:23:05" (1/1) ... [2022-12-14 23:23:05,459 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:23:05,487 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:23:05,679 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3683fbf2-33f4-4fe8-81f8-925831ea1ca7/sv-benchmarks/c/heap-data/hash_fun.i[23732,23745] [2022-12-14 23:23:05,683 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:23:05,691 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:23:05,722 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3683fbf2-33f4-4fe8-81f8-925831ea1ca7/sv-benchmarks/c/heap-data/hash_fun.i[23732,23745] [2022-12-14 23:23:05,723 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:23:05,745 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:23:05,746 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:23:05 WrapperNode [2022-12-14 23:23:05,746 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:23:05,747 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:23:05,747 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:23:05,747 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:23:05,753 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:23:05" (1/1) ... [2022-12-14 23:23:05,764 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:23:05" (1/1) ... [2022-12-14 23:23:05,779 INFO L138 Inliner]: procedures = 125, calls = 24, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 76 [2022-12-14 23:23:05,780 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:23:05,780 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:23:05,780 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:23:05,780 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:23:05,787 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:23:05" (1/1) ... [2022-12-14 23:23:05,787 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:23:05" (1/1) ... [2022-12-14 23:23:05,790 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:23:05" (1/1) ... [2022-12-14 23:23:05,790 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:23:05" (1/1) ... [2022-12-14 23:23:05,796 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:23:05" (1/1) ... [2022-12-14 23:23:05,799 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:23:05" (1/1) ... [2022-12-14 23:23:05,800 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:23:05" (1/1) ... [2022-12-14 23:23:05,801 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:23:05" (1/1) ... [2022-12-14 23:23:05,803 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:23:05,804 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:23:05,804 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:23:05,804 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:23:05,805 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:23:05" (1/1) ... [2022-12-14 23:23:05,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:23:05,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3683fbf2-33f4-4fe8-81f8-925831ea1ca7/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:23:05,828 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3683fbf2-33f4-4fe8-81f8-925831ea1ca7/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:23:05,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3683fbf2-33f4-4fe8-81f8-925831ea1ca7/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:23:05,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 23:23:05,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 23:23:05,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 23:23:05,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 23:23:05,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 23:23:05,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 23:23:05,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 23:23:05,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 23:23:05,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 23:23:05,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 23:23:05,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:23:05,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:23:05,944 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:23:05,945 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:23:06,051 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:23:06,136 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:23:06,137 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 23:23:06,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:23:06 BoogieIcfgContainer [2022-12-14 23:23:06,139 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 23:23:06,139 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 23:23:06,139 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 23:23:06,147 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 23:23:06,147 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:23:06" (1/1) ... [2022-12-14 23:23:06,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 23:23:06,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:23:06,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2022-12-14 23:23:06,194 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2022-12-14 23:23:06,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 23:23:06,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:23:06,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:23:06,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:23:06,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:23:06,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:23:06,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 11 states and 12 transitions. [2022-12-14 23:23:06,360 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 12 transitions. [2022-12-14 23:23:06,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 23:23:06,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:23:06,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:23:06,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:23:06,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:23:06,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:23:06,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2022-12-14 23:23:06,524 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2022-12-14 23:23:06,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 23:23:06,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:23:06,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:23:06,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:23:07,212 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:23:07,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:23:07,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2022-12-14 23:23:07,521 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2022-12-14 23:23:07,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 23:23:07,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:23:07,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:23:07,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:23:08,525 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:23:09,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:23:09,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 24 states and 36 transitions. [2022-12-14 23:23:09,242 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 36 transitions. [2022-12-14 23:23:09,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 23:23:09,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:23:09,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:23:09,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:23:10,802 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:23:11,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:23:11,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 26 states and 42 transitions. [2022-12-14 23:23:11,851 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 42 transitions. [2022-12-14 23:23:11,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 23:23:11,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:23:11,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:23:11,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:23:12,300 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:23:13,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:23:13,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 55 transitions. [2022-12-14 23:23:13,419 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 55 transitions. [2022-12-14 23:23:13,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 23:23:13,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:23:13,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:23:13,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:23:15,720 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:23:17,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:23:17,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 49 transitions. [2022-12-14 23:23:17,171 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 49 transitions. [2022-12-14 23:23:17,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 23:23:17,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:23:17,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:23:17,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:23:18,655 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:23:21,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:23:21,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 36 states and 67 transitions. [2022-12-14 23:23:21,003 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 67 transitions. [2022-12-14 23:23:21,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 23:23:21,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:23:21,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:23:21,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:23:22,705 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:23:23,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:23:23,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 32 states and 52 transitions. [2022-12-14 23:23:23,895 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 52 transitions. [2022-12-14 23:23:23,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 23:23:23,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:23:23,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:23:23,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:23:25,275 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:23:28,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:23:28,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 38 states and 66 transitions. [2022-12-14 23:23:28,811 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 66 transitions. [2022-12-14 23:23:28,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 23:23:28,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:23:28,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:23:28,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:23:30,566 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:23:32,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:23:32,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 40 states and 68 transitions. [2022-12-14 23:23:32,934 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 68 transitions. [2022-12-14 23:23:32,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 23:23:32,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:23:32,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:23:33,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:23:37,390 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:23:43,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:23:43,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 48 states and 90 transitions. [2022-12-14 23:23:43,168 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 90 transitions. [2022-12-14 23:23:43,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 23:23:43,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:23:43,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:23:43,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:24:02,105 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:24:07,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:24:07,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 50 states and 96 transitions. [2022-12-14 23:24:07,603 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 96 transitions. [2022-12-14 23:24:07,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 23:24:07,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:24:07,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:24:07,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:24:12,856 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 21 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:24:19,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:24:19,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 56 states and 112 transitions. [2022-12-14 23:24:19,665 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 112 transitions. [2022-12-14 23:24:19,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 23:24:19,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:24:19,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:24:19,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:24:37,259 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:24:48,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:24:48,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 58 states and 114 transitions. [2022-12-14 23:24:48,619 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 114 transitions. [2022-12-14 23:24:48,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 23:24:48,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:24:48,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:24:48,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:24:59,862 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:25:05,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:25:05,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 60 states and 119 transitions. [2022-12-14 23:25:05,716 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 119 transitions. [2022-12-14 23:25:05,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 23:25:05,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:25:05,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:25:06,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat