./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound5.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_c75f4c1d-03aa-4bfb-b23b-976378e69213/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75f4c1d-03aa-4bfb-b23b-976378e69213/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_c75f4c1d-03aa-4bfb-b23b-976378e69213/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75f4c1d-03aa-4bfb-b23b-976378e69213/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75f4c1d-03aa-4bfb-b23b-976378e69213/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_c75f4c1d-03aa-4bfb-b23b-976378e69213/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 03c4946022d2e6f710dd6221d8af6a4ec932dc09e858917dba12290a0f27caf9 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:02:59,766 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:02:59,768 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:02:59,801 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:02:59,802 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:02:59,803 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:02:59,805 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:02:59,807 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:02:59,809 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:02:59,811 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:02:59,812 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:02:59,813 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:02:59,814 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:02:59,815 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:02:59,817 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:02:59,818 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:02:59,819 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:02:59,821 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:02:59,823 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:02:59,828 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:02:59,830 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:02:59,840 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:02:59,842 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:02:59,843 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:02:59,847 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:02:59,847 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:02:59,848 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:02:59,849 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:02:59,849 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:02:59,851 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:02:59,851 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:02:59,852 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:02:59,853 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:02:59,854 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:02:59,862 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:02:59,863 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:02:59,864 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:02:59,864 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:02:59,864 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:02:59,865 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:02:59,866 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:02:59,867 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75f4c1d-03aa-4bfb-b23b-976378e69213/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:02:59,913 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:02:59,913 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:02:59,915 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:02:59,915 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:02:59,916 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:02:59,916 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:02:59,917 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:02:59,917 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:02:59,923 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:02:59,924 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:02:59,925 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:02:59,925 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:02:59,925 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:02:59,925 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:02:59,926 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:02:59,926 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:02:59,926 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:02:59,926 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:02:59,926 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:02:59,927 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:02:59,927 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:02:59,927 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:59,927 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:02:59,927 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:02:59,928 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:02:59,928 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:02:59,928 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:02:59,928 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:02:59,928 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_c75f4c1d-03aa-4bfb-b23b-976378e69213/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75f4c1d-03aa-4bfb-b23b-976378e69213/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 03c4946022d2e6f710dd6221d8af6a4ec932dc09e858917dba12290a0f27caf9 [2021-11-23 15:03:00,268 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:00,302 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:00,305 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:00,307 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:00,308 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:00,310 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75f4c1d-03aa-4bfb-b23b-976378e69213/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound5.c [2021-11-23 15:03:00,382 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75f4c1d-03aa-4bfb-b23b-976378e69213/bin/ukojak-CwSLpZB5Qu/data/2aebeff64/0ea2b95ac29940a586959d63502f1b70/FLAGa4ce17fb2 [2021-11-23 15:03:00,887 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:00,889 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75f4c1d-03aa-4bfb-b23b-976378e69213/sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound5.c [2021-11-23 15:03:00,900 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75f4c1d-03aa-4bfb-b23b-976378e69213/bin/ukojak-CwSLpZB5Qu/data/2aebeff64/0ea2b95ac29940a586959d63502f1b70/FLAGa4ce17fb2 [2021-11-23 15:03:01,249 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75f4c1d-03aa-4bfb-b23b-976378e69213/bin/ukojak-CwSLpZB5Qu/data/2aebeff64/0ea2b95ac29940a586959d63502f1b70 [2021-11-23 15:03:01,251 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:01,253 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:01,255 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:01,255 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:01,258 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:01,259 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:01" (1/1) ... [2021-11-23 15:03:01,260 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@359ba3b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:01, skipping insertion in model container [2021-11-23 15:03:01,261 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:01" (1/1) ... [2021-11-23 15:03:01,269 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:01,282 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:01,469 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_c75f4c1d-03aa-4bfb-b23b-976378e69213/sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound5.c[454,467] [2021-11-23 15:03:01,494 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:01,500 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:03:01,513 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_c75f4c1d-03aa-4bfb-b23b-976378e69213/sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound5.c[454,467] [2021-11-23 15:03:01,518 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:01,531 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:03:01,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:01 WrapperNode [2021-11-23 15:03:01,531 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:01,533 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:01,533 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:03:01,533 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:03:01,541 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:01" (1/1) ... [2021-11-23 15:03:01,548 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:01" (1/1) ... [2021-11-23 15:03:01,567 INFO L137 Inliner]: procedures = 14, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 38 [2021-11-23 15:03:01,567 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:01,568 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:03:01,568 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:03:01,569 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:03:01,575 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:01" (1/1) ... [2021-11-23 15:03:01,575 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:01" (1/1) ... [2021-11-23 15:03:01,576 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:01" (1/1) ... [2021-11-23 15:03:01,577 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:01" (1/1) ... [2021-11-23 15:03:01,580 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:01" (1/1) ... [2021-11-23 15:03:01,583 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:01" (1/1) ... [2021-11-23 15:03:01,584 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:01" (1/1) ... [2021-11-23 15:03:01,586 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:03:01,587 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:03:01,587 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:03:01,587 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:03:01,588 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:01" (1/1) ... [2021-11-23 15:03:01,596 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:01,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75f4c1d-03aa-4bfb-b23b-976378e69213/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:03:01,634 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75f4c1d-03aa-4bfb-b23b-976378e69213/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:03:01,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75f4c1d-03aa-4bfb-b23b-976378e69213/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:03:01,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:03:01,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:03:01,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:03:01,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:03:01,674 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:03:01,674 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:03:01,743 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:03:01,745 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:01,916 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:03:01,929 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:03:01,934 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 15:03:01,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:03:01 BoogieIcfgContainer [2021-11-23 15:03:01,937 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:03:01,938 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:03:01,938 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:03:01,949 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:03:01,950 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:03:01" (1/1) ... [2021-11-23 15:03:01,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 15:03:02,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:03:02,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2021-11-23 15:03:02,055 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2021-11-23 15:03:02,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 15:03:02,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:03:02,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:03:02,119 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Set is immutable [2021-11-23 15:03:02,123 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 15:03:02,134 INFO L158 Benchmark]: Toolchain (without parser) took 878.79ms. Allocated memory is still 104.9MB. Free memory was 74.1MB in the beginning and 64.1MB in the end (delta: 10.0MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2021-11-23 15:03:02,135 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 77.6MB. Free memory was 36.6MB in the beginning and 36.5MB in the end (delta: 40.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:02,137 INFO L158 Benchmark]: CACSL2BoogieTranslator took 277.32ms. Allocated memory is still 104.9MB. Free memory was 73.9MB in the beginning and 82.7MB in the end (delta: -8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:03:02,139 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.81ms. Allocated memory is still 104.9MB. Free memory was 82.7MB in the beginning and 81.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:03:02,140 INFO L158 Benchmark]: Boogie Preprocessor took 18.06ms. Allocated memory is still 104.9MB. Free memory was 81.3MB in the beginning and 80.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:02,141 INFO L158 Benchmark]: RCFGBuilder took 350.31ms. Allocated memory is still 104.9MB. Free memory was 80.2MB in the beginning and 71.2MB in the end (delta: 9.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:03:02,142 INFO L158 Benchmark]: CodeCheck took 192.81ms. Allocated memory is still 104.9MB. Free memory was 71.2MB in the beginning and 64.1MB in the end (delta: 7.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:03:02,152 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 0.30ms. Allocated memory is still 77.6MB. Free memory was 36.6MB in the beginning and 36.5MB in the end (delta: 40.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 277.32ms. Allocated memory is still 104.9MB. Free memory was 73.9MB in the beginning and 82.7MB in the end (delta: -8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.81ms. Allocated memory is still 104.9MB. Free memory was 82.7MB in the beginning and 81.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.06ms. Allocated memory is still 104.9MB. Free memory was 81.3MB in the beginning and 80.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 350.31ms. Allocated memory is still 104.9MB. Free memory was 80.2MB in the beginning and 71.2MB in the end (delta: 9.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 192.81ms. Allocated memory is still 104.9MB. Free memory was 71.2MB in the beginning and 64.1MB in the end (delta: 7.1MB). 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 15:03:02,211 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75f4c1d-03aa-4bfb-b23b-976378e69213/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_c75f4c1d-03aa-4bfb-b23b-976378e69213/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75f4c1d-03aa-4bfb-b23b-976378e69213/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_c75f4c1d-03aa-4bfb-b23b-976378e69213/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75f4c1d-03aa-4bfb-b23b-976378e69213/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75f4c1d-03aa-4bfb-b23b-976378e69213/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_c75f4c1d-03aa-4bfb-b23b-976378e69213/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 03c4946022d2e6f710dd6221d8af6a4ec932dc09e858917dba12290a0f27caf9 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:04,812 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:04,815 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:04,868 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:04,869 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:04,875 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:04,877 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:04,882 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:04,886 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:04,893 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:04,900 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:04,902 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:04,903 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:04,906 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:04,909 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:04,915 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:04,917 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:04,918 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:04,921 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:04,930 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:04,933 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:04,934 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:04,938 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:04,939 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:04,943 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:04,944 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:04,944 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:04,947 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:04,948 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:04,949 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:04,950 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:04,951 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:04,953 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:04,954 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:04,956 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:04,957 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:04,958 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:04,958 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:04,959 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:04,961 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:04,962 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:04,968 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75f4c1d-03aa-4bfb-b23b-976378e69213/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:03:05,017 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:05,018 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:05,020 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:03:05,020 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:03:05,021 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:05,022 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:05,022 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:05,022 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:03:05,023 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:03:05,023 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:05,024 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:03:05,024 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:05,024 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:03:05,025 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:03:05,025 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:03:05,025 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:03:05,025 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:03:05,026 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:03:05,026 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:05,026 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:03:05,026 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:05,026 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:05,027 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:05,027 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:05,027 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:05,027 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:05,028 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:03:05,028 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:03:05,028 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:03:05,028 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:03:05,029 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:03:05,029 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:03:05,029 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_c75f4c1d-03aa-4bfb-b23b-976378e69213/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75f4c1d-03aa-4bfb-b23b-976378e69213/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 03c4946022d2e6f710dd6221d8af6a4ec932dc09e858917dba12290a0f27caf9 [2021-11-23 15:03:05,417 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:05,446 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:05,449 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:05,450 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:05,451 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:05,453 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75f4c1d-03aa-4bfb-b23b-976378e69213/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound5.c [2021-11-23 15:03:05,519 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75f4c1d-03aa-4bfb-b23b-976378e69213/bin/ukojak-CwSLpZB5Qu/data/7a593d375/a05b594158f64cc5b3a2a3b281a5233e/FLAGdefaf0c2f [2021-11-23 15:03:06,080 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:06,082 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75f4c1d-03aa-4bfb-b23b-976378e69213/sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound5.c [2021-11-23 15:03:06,090 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75f4c1d-03aa-4bfb-b23b-976378e69213/bin/ukojak-CwSLpZB5Qu/data/7a593d375/a05b594158f64cc5b3a2a3b281a5233e/FLAGdefaf0c2f [2021-11-23 15:03:06,415 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75f4c1d-03aa-4bfb-b23b-976378e69213/bin/ukojak-CwSLpZB5Qu/data/7a593d375/a05b594158f64cc5b3a2a3b281a5233e [2021-11-23 15:03:06,418 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:06,419 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:06,421 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:06,421 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:06,425 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:06,426 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:06" (1/1) ... [2021-11-23 15:03:06,427 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26470de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:06, skipping insertion in model container [2021-11-23 15:03:06,427 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:06" (1/1) ... [2021-11-23 15:03:06,441 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:06,457 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:06,611 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_c75f4c1d-03aa-4bfb-b23b-976378e69213/sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound5.c[454,467] [2021-11-23 15:03:06,626 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:06,638 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:03:06,651 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75f4c1d-03aa-4bfb-b23b-976378e69213/sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound5.c[454,467] [2021-11-23 15:03:06,657 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:06,690 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:03:06,691 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:06 WrapperNode [2021-11-23 15:03:06,691 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:06,693 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:06,693 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:03:06,693 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:03:06,701 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:06" (1/1) ... [2021-11-23 15:03:06,730 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:06" (1/1) ... [2021-11-23 15:03:06,746 INFO L137 Inliner]: procedures = 14, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 37 [2021-11-23 15:03:06,747 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:06,748 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:03:06,748 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:03:06,748 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:03:06,757 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:06" (1/1) ... [2021-11-23 15:03:06,757 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:06" (1/1) ... [2021-11-23 15:03:06,759 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:06" (1/1) ... [2021-11-23 15:03:06,760 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:06" (1/1) ... [2021-11-23 15:03:06,764 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:06" (1/1) ... [2021-11-23 15:03:06,768 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:06" (1/1) ... [2021-11-23 15:03:06,769 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:06" (1/1) ... [2021-11-23 15:03:06,772 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:03:06,773 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:03:06,773 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:03:06,773 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:03:06,774 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:06" (1/1) ... [2021-11-23 15:03:06,782 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:06,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75f4c1d-03aa-4bfb-b23b-976378e69213/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:03:06,808 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75f4c1d-03aa-4bfb-b23b-976378e69213/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:03:06,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75f4c1d-03aa-4bfb-b23b-976378e69213/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:03:06,859 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:03:06,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:03:06,859 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:03:06,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:03:06,860 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:03:06,860 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:03:06,944 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:03:06,946 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:07,124 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:03:07,142 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:03:07,143 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 15:03:07,146 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:03:07 BoogieIcfgContainer [2021-11-23 15:03:07,147 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:03:07,148 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:03:07,148 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:03:07,159 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:03:07,159 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:03:07" (1/1) ... [2021-11-23 15:03:07,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 15:03:07,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:03:07,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2021-11-23 15:03:07,277 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2021-11-23 15:03:07,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 15:03:07,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:03:07,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:03:07,329 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 15:03:07,336 INFO L158 Benchmark]: Toolchain (without parser) took 914.24ms. Allocated memory is still 62.9MB. Free memory was 42.1MB in the beginning and 28.2MB in the end (delta: 13.9MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2021-11-23 15:03:07,337 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 62.9MB. Free memory is still 43.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:07,339 INFO L158 Benchmark]: CACSL2BoogieTranslator took 271.04ms. Allocated memory is still 62.9MB. Free memory was 42.0MB in the beginning and 46.0MB in the end (delta: -4.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:03:07,341 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.48ms. Allocated memory is still 62.9MB. Free memory was 46.0MB in the beginning and 44.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:03:07,342 INFO L158 Benchmark]: Boogie Preprocessor took 24.06ms. Allocated memory is still 62.9MB. Free memory was 44.6MB in the beginning and 43.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:07,343 INFO L158 Benchmark]: RCFGBuilder took 374.07ms. Allocated memory is still 62.9MB. Free memory was 43.3MB in the beginning and 34.4MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:03:07,343 INFO L158 Benchmark]: CodeCheck took 185.26ms. Allocated memory is still 62.9MB. Free memory was 34.4MB in the beginning and 28.2MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:03:07,353 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 0.34ms. Allocated memory is still 62.9MB. Free memory is still 43.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 271.04ms. Allocated memory is still 62.9MB. Free memory was 42.0MB in the beginning and 46.0MB in the end (delta: -4.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.48ms. Allocated memory is still 62.9MB. Free memory was 46.0MB in the beginning and 44.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.06ms. Allocated memory is still 62.9MB. Free memory was 44.6MB in the beginning and 43.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 374.07ms. Allocated memory is still 62.9MB. Free memory was 43.3MB in the beginning and 34.4MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 185.26ms. Allocated memory is still 62.9MB. Free memory was 34.4MB in the beginning and 28.2MB 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 15:03:07,423 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c75f4c1d-03aa-4bfb-b23b-976378e69213/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