./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound100.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902e2185-2c6f-428f-afbb-3d03d209d2d3/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902e2185-2c6f-428f-afbb-3d03d209d2d3/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902e2185-2c6f-428f-afbb-3d03d209d2d3/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902e2185-2c6f-428f-afbb-3d03d209d2d3/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902e2185-2c6f-428f-afbb-3d03d209d2d3/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902e2185-2c6f-428f-afbb-3d03d209d2d3/bin/ukojak-CwSLpZB5Qu --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 9dd084b74d402040bb1dcf601a4c548e70d932326201e2bbf6bd431598d05766 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:50:13,152 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:50:13,155 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:50:13,186 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:50:13,187 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:50:13,189 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:50:13,191 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:50:13,193 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:50:13,196 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:50:13,197 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:50:13,198 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:50:13,200 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:50:13,201 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:50:13,202 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:50:13,204 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:50:13,206 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:50:13,207 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:50:13,209 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:50:13,211 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:50:13,214 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:50:13,216 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:50:13,218 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:50:13,220 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:50:13,221 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:50:13,225 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:50:13,226 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:50:13,226 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:50:13,227 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:50:13,228 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:50:13,230 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:50:13,230 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:50:13,231 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:50:13,232 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:50:13,233 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:50:13,235 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:50:13,235 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:50:13,236 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:50:13,236 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:50:13,237 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:50:13,238 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:50:13,239 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:50:13,240 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902e2185-2c6f-428f-afbb-3d03d209d2d3/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:50:13,270 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:50:13,271 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:50:13,271 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:50:13,272 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:50:13,272 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:50:13,273 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:50:13,273 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:50:13,273 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:50:13,273 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:50:13,274 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:50:13,274 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:50:13,274 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:50:13,274 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:50:13,274 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:50:13,275 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:50:13,275 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:50:13,275 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:50:13,275 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:50:13,275 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:50:13,276 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:50:13,281 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:50:13,281 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:13,281 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:50:13,282 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:50:13,282 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:50:13,283 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:50:13,283 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:50:13,283 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:50:13,284 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_902e2185-2c6f-428f-afbb-3d03d209d2d3/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902e2185-2c6f-428f-afbb-3d03d209d2d3/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9dd084b74d402040bb1dcf601a4c548e70d932326201e2bbf6bd431598d05766 [2021-11-23 15:50:13,633 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:50:13,666 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:50:13,669 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:50:13,670 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:50:13,671 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:50:13,674 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902e2185-2c6f-428f-afbb-3d03d209d2d3/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound100.c [2021-11-23 15:50:13,764 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902e2185-2c6f-428f-afbb-3d03d209d2d3/bin/ukojak-CwSLpZB5Qu/data/75460c904/2513977b24ad40248fff89d6084885ce/FLAG54e73d966 [2021-11-23 15:50:14,294 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:50:14,295 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902e2185-2c6f-428f-afbb-3d03d209d2d3/sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound100.c [2021-11-23 15:50:14,301 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902e2185-2c6f-428f-afbb-3d03d209d2d3/bin/ukojak-CwSLpZB5Qu/data/75460c904/2513977b24ad40248fff89d6084885ce/FLAG54e73d966 [2021-11-23 15:50:14,644 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902e2185-2c6f-428f-afbb-3d03d209d2d3/bin/ukojak-CwSLpZB5Qu/data/75460c904/2513977b24ad40248fff89d6084885ce [2021-11-23 15:50:14,647 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:50:14,648 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:50:14,650 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:14,650 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:50:14,654 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:50:14,654 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:14" (1/1) ... [2021-11-23 15:50:14,656 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60df529b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:14, skipping insertion in model container [2021-11-23 15:50:14,656 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:14" (1/1) ... [2021-11-23 15:50:14,663 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:50:14,677 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:50:14,873 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902e2185-2c6f-428f-afbb-3d03d209d2d3/sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound100.c[454,467] [2021-11-23 15:50:14,886 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:14,895 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:50:14,908 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902e2185-2c6f-428f-afbb-3d03d209d2d3/sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound100.c[454,467] [2021-11-23 15:50:14,912 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:14,925 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:50:14,926 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:14 WrapperNode [2021-11-23 15:50:14,926 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:14,927 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:14,928 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:50:14,928 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:50:14,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:14" (1/1) ... [2021-11-23 15:50:14,942 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:14" (1/1) ... [2021-11-23 15:50:14,959 INFO L137 Inliner]: procedures = 14, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 38 [2021-11-23 15:50:14,960 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:14,961 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:50:14,961 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:50:14,961 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:50:14,969 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:14" (1/1) ... [2021-11-23 15:50:14,969 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:14" (1/1) ... [2021-11-23 15:50:14,970 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:14" (1/1) ... [2021-11-23 15:50:14,971 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:14" (1/1) ... [2021-11-23 15:50:14,974 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:14" (1/1) ... [2021-11-23 15:50:14,977 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:14" (1/1) ... [2021-11-23 15:50:14,978 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:14" (1/1) ... [2021-11-23 15:50:14,980 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:50:14,981 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:50:14,981 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:50:14,982 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:50:14,983 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:14" (1/1) ... [2021-11-23 15:50:14,990 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:15,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902e2185-2c6f-428f-afbb-3d03d209d2d3/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:50:15,018 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902e2185-2c6f-428f-afbb-3d03d209d2d3/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:50:15,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902e2185-2c6f-428f-afbb-3d03d209d2d3/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:50:15,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:50:15,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:50:15,072 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:50:15,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:50:15,073 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:50:15,074 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:50:15,141 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:50:15,143 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:50:15,299 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:50:15,314 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:50:15,316 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 15:50:15,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:50:15 BoogieIcfgContainer [2021-11-23 15:50:15,320 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:50:15,321 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:50:15,321 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:50:15,336 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:50:15,336 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:50:15" (1/1) ... [2021-11-23 15:50:15,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 15:50:15,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:50:15,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2021-11-23 15:50:15,438 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2021-11-23 15:50:15,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 15:50:15,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:50:15,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:50:15,499 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Set is immutable [2021-11-23 15:50:15,502 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.constructGlobalVarsAssignment(OldVarsAssignmentCache.java:155) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.getGlobalVarsAssignment(OldVarsAssignmentCache.java:93) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:89) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:1) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedFormulas.getGlobalVarAssignment(NestedFormulas.java:126) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckUtils.decoupleArrayValues(TraceCheckUtils.java:384) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:87) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.createTraceCheck(CodeCheckObserver.java:605) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:445) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:50:15,509 INFO L158 Benchmark]: Toolchain (without parser) took 858.13ms. Allocated memory is still 98.6MB. Free memory was 65.6MB in the beginning and 54.9MB in the end (delta: 10.7MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2021-11-23 15:50:15,511 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 98.6MB. Free memory was 50.6MB in the beginning and 50.5MB in the end (delta: 42.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:50:15,513 INFO L158 Benchmark]: CACSL2BoogieTranslator took 276.73ms. Allocated memory is still 98.6MB. Free memory was 65.4MB in the beginning and 73.4MB in the end (delta: -8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:50:15,516 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.47ms. Allocated memory is still 98.6MB. Free memory was 73.4MB in the beginning and 72.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:50:15,517 INFO L158 Benchmark]: Boogie Preprocessor took 19.89ms. Allocated memory is still 98.6MB. Free memory was 72.0MB in the beginning and 71.0MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:50:15,518 INFO L158 Benchmark]: RCFGBuilder took 338.68ms. Allocated memory is still 98.6MB. Free memory was 71.0MB in the beginning and 61.9MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:50:15,520 INFO L158 Benchmark]: CodeCheck took 185.15ms. Allocated memory is still 98.6MB. Free memory was 61.9MB in the beginning and 54.9MB in the end (delta: 7.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:50:15,532 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 98.6MB. Free memory was 50.6MB in the beginning and 50.5MB in the end (delta: 42.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 276.73ms. Allocated memory is still 98.6MB. Free memory was 65.4MB in the beginning and 73.4MB in the end (delta: -8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.47ms. Allocated memory is still 98.6MB. Free memory was 73.4MB in the beginning and 72.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.89ms. Allocated memory is still 98.6MB. Free memory was 72.0MB in the beginning and 71.0MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 338.68ms. Allocated memory is still 98.6MB. Free memory was 71.0MB in the beginning and 61.9MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 185.15ms. Allocated memory is still 98.6MB. Free memory was 61.9MB in the beginning and 54.9MB in the end (delta: 7.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:50:15,595 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902e2185-2c6f-428f-afbb-3d03d209d2d3/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902e2185-2c6f-428f-afbb-3d03d209d2d3/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902e2185-2c6f-428f-afbb-3d03d209d2d3/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902e2185-2c6f-428f-afbb-3d03d209d2d3/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902e2185-2c6f-428f-afbb-3d03d209d2d3/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902e2185-2c6f-428f-afbb-3d03d209d2d3/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902e2185-2c6f-428f-afbb-3d03d209d2d3/bin/ukojak-CwSLpZB5Qu --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 9dd084b74d402040bb1dcf601a4c548e70d932326201e2bbf6bd431598d05766 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:50:18,203 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:50:18,207 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:50:18,270 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:50:18,271 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:50:18,276 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:50:18,278 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:50:18,283 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:50:18,286 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:50:18,292 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:50:18,296 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:50:18,298 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:50:18,298 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:50:18,301 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:50:18,303 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:50:18,308 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:50:18,310 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:50:18,311 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:50:18,313 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:50:18,322 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:50:18,324 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:50:18,326 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:50:18,329 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:50:18,332 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:50:18,344 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:50:18,345 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:50:18,345 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:50:18,348 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:50:18,348 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:50:18,350 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:50:18,350 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:50:18,351 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:50:18,354 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:50:18,355 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:50:18,357 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:50:18,357 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:50:18,358 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:50:18,358 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:50:18,359 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:50:18,361 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:50:18,362 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:50:18,363 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902e2185-2c6f-428f-afbb-3d03d209d2d3/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:50:18,423 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:50:18,423 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:50:18,424 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:50:18,425 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:50:18,426 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:50:18,426 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:50:18,427 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:50:18,427 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:50:18,427 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:50:18,427 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:50:18,428 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:50:18,429 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:50:18,429 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:50:18,429 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:50:18,429 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:50:18,430 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:50:18,430 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:50:18,430 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:50:18,430 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:50:18,431 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:50:18,431 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:50:18,431 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:50:18,431 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:50:18,432 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:18,432 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:50:18,432 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:50:18,432 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:50:18,433 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:50:18,433 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:50:18,433 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:50:18,433 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:50:18,433 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:50:18,434 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_902e2185-2c6f-428f-afbb-3d03d209d2d3/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902e2185-2c6f-428f-afbb-3d03d209d2d3/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9dd084b74d402040bb1dcf601a4c548e70d932326201e2bbf6bd431598d05766 [2021-11-23 15:50:18,922 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:50:18,951 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:50:18,954 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:50:18,956 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:50:18,956 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:50:18,960 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902e2185-2c6f-428f-afbb-3d03d209d2d3/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound100.c [2021-11-23 15:50:19,041 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902e2185-2c6f-428f-afbb-3d03d209d2d3/bin/ukojak-CwSLpZB5Qu/data/941b1a49e/26d17347623f42f08b26a8b3c37ddab2/FLAG02d4c07bc [2021-11-23 15:50:19,684 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:50:19,684 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902e2185-2c6f-428f-afbb-3d03d209d2d3/sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound100.c [2021-11-23 15:50:19,692 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902e2185-2c6f-428f-afbb-3d03d209d2d3/bin/ukojak-CwSLpZB5Qu/data/941b1a49e/26d17347623f42f08b26a8b3c37ddab2/FLAG02d4c07bc [2021-11-23 15:50:20,029 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902e2185-2c6f-428f-afbb-3d03d209d2d3/bin/ukojak-CwSLpZB5Qu/data/941b1a49e/26d17347623f42f08b26a8b3c37ddab2 [2021-11-23 15:50:20,033 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:50:20,035 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:50:20,039 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:20,039 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:50:20,043 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:50:20,046 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:20" (1/1) ... [2021-11-23 15:50:20,047 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9ee222a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:20, skipping insertion in model container [2021-11-23 15:50:20,048 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:20" (1/1) ... [2021-11-23 15:50:20,062 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:50:20,082 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:50:20,238 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902e2185-2c6f-428f-afbb-3d03d209d2d3/sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound100.c[454,467] [2021-11-23 15:50:20,255 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:20,268 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:50:20,282 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902e2185-2c6f-428f-afbb-3d03d209d2d3/sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound100.c[454,467] [2021-11-23 15:50:20,289 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:20,305 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:50:20,306 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:20 WrapperNode [2021-11-23 15:50:20,306 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:20,307 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:20,308 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:50:20,308 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:50:20,341 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:20" (1/1) ... [2021-11-23 15:50:20,354 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:20" (1/1) ... [2021-11-23 15:50:20,381 INFO L137 Inliner]: procedures = 14, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 37 [2021-11-23 15:50:20,382 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:20,383 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:50:20,383 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:50:20,383 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:50:20,395 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:20" (1/1) ... [2021-11-23 15:50:20,395 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:20" (1/1) ... [2021-11-23 15:50:20,412 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:20" (1/1) ... [2021-11-23 15:50:20,413 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:20" (1/1) ... [2021-11-23 15:50:20,418 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:20" (1/1) ... [2021-11-23 15:50:20,423 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:20" (1/1) ... [2021-11-23 15:50:20,433 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:20" (1/1) ... [2021-11-23 15:50:20,438 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:50:20,439 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:50:20,440 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:50:20,442 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:50:20,443 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:20" (1/1) ... [2021-11-23 15:50:20,452 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:20,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902e2185-2c6f-428f-afbb-3d03d209d2d3/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:50:20,490 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902e2185-2c6f-428f-afbb-3d03d209d2d3/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:50:20,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902e2185-2c6f-428f-afbb-3d03d209d2d3/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:50:20,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:50:20,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:50:20,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:50:20,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:50:20,549 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:50:20,549 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:50:20,638 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:50:20,640 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:50:20,823 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:50:20,845 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:50:20,845 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 15:50:20,848 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:50:20 BoogieIcfgContainer [2021-11-23 15:50:20,848 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:50:20,849 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:50:20,850 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:50:20,861 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:50:20,861 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:50:20" (1/1) ... [2021-11-23 15:50:20,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 15:50:20,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:50:20,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2021-11-23 15:50:20,953 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2021-11-23 15:50:20,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 15:50:20,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:50:20,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:50:21,010 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:50:21,016 INFO L158 Benchmark]: Toolchain (without parser) took 978.41ms. Allocated memory is still 67.1MB. Free memory was 49.8MB in the beginning and 34.4MB in the end (delta: 15.4MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. [2021-11-23 15:50:21,017 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 67.1MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:50:21,019 INFO L158 Benchmark]: CACSL2BoogieTranslator took 267.50ms. Allocated memory is still 67.1MB. Free memory was 49.6MB in the beginning and 39.4MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:50:21,022 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.47ms. Allocated memory is still 67.1MB. Free memory was 39.3MB in the beginning and 50.8MB in the end (delta: -11.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:50:21,023 INFO L158 Benchmark]: Boogie Preprocessor took 55.49ms. Allocated memory is still 67.1MB. Free memory was 50.8MB in the beginning and 49.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:50:21,024 INFO L158 Benchmark]: RCFGBuilder took 408.92ms. Allocated memory is still 67.1MB. Free memory was 49.7MB in the beginning and 40.6MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:50:21,025 INFO L158 Benchmark]: CodeCheck took 163.23ms. Allocated memory is still 67.1MB. Free memory was 40.6MB in the beginning and 34.4MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:50:21,036 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 67.1MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 267.50ms. Allocated memory is still 67.1MB. Free memory was 49.6MB in the beginning and 39.4MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.47ms. Allocated memory is still 67.1MB. Free memory was 39.3MB in the beginning and 50.8MB in the end (delta: -11.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.49ms. Allocated memory is still 67.1MB. Free memory was 50.8MB in the beginning and 49.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 408.92ms. Allocated memory is still 67.1MB. Free memory was 49.7MB in the beginning and 40.6MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 163.23ms. Allocated memory is still 67.1MB. Free memory was 40.6MB in the beginning and 34.4MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:50:21,101 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_902e2185-2c6f-428f-afbb-3d03d209d2d3/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared