./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4aa3ab5-89d9-48a7-831a-1aaddc0ef632/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4aa3ab5-89d9-48a7-831a-1aaddc0ef632/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4aa3ab5-89d9-48a7-831a-1aaddc0ef632/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4aa3ab5-89d9-48a7-831a-1aaddc0ef632/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4aa3ab5-89d9-48a7-831a-1aaddc0ef632/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4aa3ab5-89d9-48a7-831a-1aaddc0ef632/bin/ukojak-LBtLqBUTdQ --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 2bf204635285748ea2bd88f763410b9afff54eeccde3aa0a970ff723633af9c2 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:24:43,672 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:24:43,675 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:24:43,746 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:24:43,749 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:24:43,756 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:24:43,761 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:24:43,768 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:24:43,772 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:24:43,782 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:24:43,784 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:24:43,786 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:24:43,788 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:24:43,791 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:24:43,794 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:24:43,798 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:24:43,803 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:24:43,805 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:24:43,812 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:24:43,815 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:24:43,822 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:24:43,824 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:24:43,826 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:24:43,827 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:24:43,831 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:24:43,832 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:24:43,832 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:24:43,834 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:24:43,834 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:24:43,836 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:24:43,837 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:24:43,838 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:24:43,839 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:24:43,840 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:24:43,842 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:24:43,843 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:24:43,844 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:24:43,844 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:24:43,845 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:24:43,846 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:24:43,847 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:24:43,848 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4aa3ab5-89d9-48a7-831a-1aaddc0ef632/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:24:43,884 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:24:43,884 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:24:43,886 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:24:43,886 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:24:43,887 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:24:43,887 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:24:43,887 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:24:43,888 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:24:43,888 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:24:43,888 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:24:43,888 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:24:43,889 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:24:43,889 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:24:43,889 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:24:43,889 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:24:43,890 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:24:43,890 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:24:43,890 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:24:43,890 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:24:43,890 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:24:43,891 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:24:43,891 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:24:43,891 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:24:43,892 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:24:43,892 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:24:43,892 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:24:43,892 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:24:43,892 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:24:43,893 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_d4aa3ab5-89d9-48a7-831a-1aaddc0ef632/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4aa3ab5-89d9-48a7-831a-1aaddc0ef632/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2bf204635285748ea2bd88f763410b9afff54eeccde3aa0a970ff723633af9c2 [2021-11-23 00:24:44,247 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:24:44,282 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:24:44,286 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:24:44,288 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:24:44,289 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:24:44,291 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4aa3ab5-89d9-48a7-831a-1aaddc0ef632/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c [2021-11-23 00:24:44,381 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4aa3ab5-89d9-48a7-831a-1aaddc0ef632/bin/ukojak-LBtLqBUTdQ/data/cd194ef65/5e16e686b65b4dd09c72169b5da2c568/FLAG8305e32ca [2021-11-23 00:24:45,056 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:24:45,057 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4aa3ab5-89d9-48a7-831a-1aaddc0ef632/sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c [2021-11-23 00:24:45,080 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4aa3ab5-89d9-48a7-831a-1aaddc0ef632/bin/ukojak-LBtLqBUTdQ/data/cd194ef65/5e16e686b65b4dd09c72169b5da2c568/FLAG8305e32ca [2021-11-23 00:24:45,406 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4aa3ab5-89d9-48a7-831a-1aaddc0ef632/bin/ukojak-LBtLqBUTdQ/data/cd194ef65/5e16e686b65b4dd09c72169b5da2c568 [2021-11-23 00:24:45,410 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:24:45,413 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:24:45,415 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:24:45,416 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:24:45,421 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:24:45,422 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:24:45" (1/1) ... [2021-11-23 00:24:45,424 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79c841e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:45, skipping insertion in model container [2021-11-23 00:24:45,424 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:24:45" (1/1) ... [2021-11-23 00:24:45,433 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:24:45,465 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:24:45,715 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_d4aa3ab5-89d9-48a7-831a-1aaddc0ef632/sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c[2618,2631] [2021-11-23 00:24:45,725 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:24:45,738 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:24:45,772 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_d4aa3ab5-89d9-48a7-831a-1aaddc0ef632/sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c[2618,2631] [2021-11-23 00:24:45,777 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:24:45,798 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:24:45,799 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:45 WrapperNode [2021-11-23 00:24:45,799 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:24:45,801 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:24:45,801 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:24:45,801 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:24:45,817 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:45" (1/1) ... [2021-11-23 00:24:45,843 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:45" (1/1) ... [2021-11-23 00:24:45,892 INFO L137 Inliner]: procedures = 25, calls = 41, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 93 [2021-11-23 00:24:45,893 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:24:45,894 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:24:45,894 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:24:45,894 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:24:45,904 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:45" (1/1) ... [2021-11-23 00:24:45,904 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:45" (1/1) ... [2021-11-23 00:24:45,909 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:45" (1/1) ... [2021-11-23 00:24:45,909 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:45" (1/1) ... [2021-11-23 00:24:45,921 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:45" (1/1) ... [2021-11-23 00:24:45,927 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:45" (1/1) ... [2021-11-23 00:24:45,930 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:45" (1/1) ... [2021-11-23 00:24:45,934 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:24:45,935 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:24:45,936 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:24:45,936 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:24:45,940 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:45" (1/1) ... [2021-11-23 00:24:45,952 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:24:45,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4aa3ab5-89d9-48a7-831a-1aaddc0ef632/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:24:45,984 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4aa3ab5-89d9-48a7-831a-1aaddc0ef632/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:24:45,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4aa3ab5-89d9-48a7-831a-1aaddc0ef632/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:24:46,049 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:24:46,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 00:24:46,050 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:24:46,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:24:46,051 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2021-11-23 00:24:46,052 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2021-11-23 00:24:46,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:24:46,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 00:24:46,052 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-23 00:24:46,053 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-23 00:24:46,054 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-23 00:24:46,054 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-23 00:24:46,054 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 00:24:46,054 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 00:24:46,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:24:46,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 00:24:46,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:24:46,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:24:46,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:24:46,058 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 00:24:46,179 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:24:46,181 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:24:46,674 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:24:46,687 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:24:46,688 INFO L301 CfgBuilder]: Removed 5 assume(true) statements. [2021-11-23 00:24:46,691 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:24:46 BoogieIcfgContainer [2021-11-23 00:24:46,691 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:24:46,692 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:24:46,693 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:24:46,707 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:24:46,707 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:24:46" (1/1) ... [2021-11-23 00:24:46,709 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) 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 00:24:46,715 INFO L158 Benchmark]: Toolchain (without parser) took 1299.87ms. Allocated memory was 94.4MB in the beginning and 121.6MB in the end (delta: 27.3MB). Free memory was 64.4MB in the beginning and 76.0MB in the end (delta: -11.6MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2021-11-23 00:24:46,716 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 94.4MB. Free memory was 49.6MB in the beginning and 49.6MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:24:46,717 INFO L158 Benchmark]: CACSL2BoogieTranslator took 384.21ms. Allocated memory was 94.4MB in the beginning and 121.6MB in the end (delta: 27.3MB). Free memory was 64.1MB in the beginning and 96.0MB in the end (delta: -31.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 00:24:46,718 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.53ms. Allocated memory is still 121.6MB. Free memory was 96.0MB in the beginning and 93.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:24:46,720 INFO L158 Benchmark]: Boogie Preprocessor took 40.53ms. Allocated memory is still 121.6MB. Free memory was 93.9MB in the beginning and 92.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:24:46,721 INFO L158 Benchmark]: RCFGBuilder took 755.95ms. Allocated memory is still 121.6MB. Free memory was 92.3MB in the beginning and 77.1MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 00:24:46,722 INFO L158 Benchmark]: CodeCheck took 19.58ms. Allocated memory is still 121.6MB. Free memory was 77.1MB in the beginning and 76.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:24:46,727 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48ms. Allocated memory is still 94.4MB. Free memory was 49.6MB in the beginning and 49.6MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 384.21ms. Allocated memory was 94.4MB in the beginning and 121.6MB in the end (delta: 27.3MB). Free memory was 64.1MB in the beginning and 96.0MB in the end (delta: -31.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.53ms. Allocated memory is still 121.6MB. Free memory was 96.0MB in the beginning and 93.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.53ms. Allocated memory is still 121.6MB. Free memory was 93.9MB in the beginning and 92.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 755.95ms. Allocated memory is still 121.6MB. Free memory was 92.3MB in the beginning and 77.1MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 19.58ms. Allocated memory is still 121.6MB. Free memory was 77.1MB in the beginning and 76.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 00:24:46,780 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4aa3ab5-89d9-48a7-831a-1aaddc0ef632/bin/ukojak-LBtLqBUTdQ/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_d4aa3ab5-89d9-48a7-831a-1aaddc0ef632/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4aa3ab5-89d9-48a7-831a-1aaddc0ef632/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4aa3ab5-89d9-48a7-831a-1aaddc0ef632/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4aa3ab5-89d9-48a7-831a-1aaddc0ef632/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4aa3ab5-89d9-48a7-831a-1aaddc0ef632/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4aa3ab5-89d9-48a7-831a-1aaddc0ef632/bin/ukojak-LBtLqBUTdQ --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 2bf204635285748ea2bd88f763410b9afff54eeccde3aa0a970ff723633af9c2 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:24:49,801 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:24:49,810 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:24:49,872 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:24:49,873 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:24:49,879 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:24:49,882 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:24:49,888 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:24:49,893 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:24:49,900 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:24:49,905 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:24:49,908 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:24:49,908 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:24:49,912 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:24:49,915 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:24:49,921 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:24:49,924 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:24:49,925 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:24:49,928 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:24:49,938 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:24:49,941 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:24:49,944 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:24:49,946 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:24:49,947 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:24:49,951 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:24:49,952 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:24:49,953 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:24:49,954 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:24:49,955 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:24:49,956 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:24:49,957 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:24:49,958 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:24:49,959 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:24:49,961 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:24:49,962 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:24:49,962 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:24:49,963 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:24:49,963 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:24:49,963 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:24:49,965 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:24:49,966 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:24:49,967 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4aa3ab5-89d9-48a7-831a-1aaddc0ef632/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 00:24:50,030 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:24:50,031 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:24:50,033 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:24:50,033 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:24:50,035 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:24:50,036 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:24:50,036 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:24:50,036 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:24:50,037 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:24:50,037 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:24:50,038 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:24:50,039 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:24:50,039 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:24:50,039 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 00:24:50,040 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 00:24:50,040 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 00:24:50,040 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:24:50,040 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:24:50,041 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:24:50,041 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:24:50,041 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:24:50,042 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:24:50,042 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:24:50,042 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:24:50,043 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:24:50,043 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:24:50,043 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:24:50,043 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 00:24:50,044 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 00:24:50,044 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:24:50,044 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 00:24:50,045 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 00:24:50,045 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_d4aa3ab5-89d9-48a7-831a-1aaddc0ef632/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4aa3ab5-89d9-48a7-831a-1aaddc0ef632/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2bf204635285748ea2bd88f763410b9afff54eeccde3aa0a970ff723633af9c2 [2021-11-23 00:24:50,615 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:24:50,644 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:24:50,647 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:24:50,649 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:24:50,650 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:24:50,652 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4aa3ab5-89d9-48a7-831a-1aaddc0ef632/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c [2021-11-23 00:24:50,742 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4aa3ab5-89d9-48a7-831a-1aaddc0ef632/bin/ukojak-LBtLqBUTdQ/data/cbfb30d0f/d692e9c1f7b54d7286cd9300cb6bc529/FLAGba6545705 [2021-11-23 00:24:51,401 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:24:51,402 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4aa3ab5-89d9-48a7-831a-1aaddc0ef632/sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c [2021-11-23 00:24:51,413 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4aa3ab5-89d9-48a7-831a-1aaddc0ef632/bin/ukojak-LBtLqBUTdQ/data/cbfb30d0f/d692e9c1f7b54d7286cd9300cb6bc529/FLAGba6545705 [2021-11-23 00:24:51,723 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4aa3ab5-89d9-48a7-831a-1aaddc0ef632/bin/ukojak-LBtLqBUTdQ/data/cbfb30d0f/d692e9c1f7b54d7286cd9300cb6bc529 [2021-11-23 00:24:51,727 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:24:51,731 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:24:51,736 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:24:51,736 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:24:51,741 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:24:51,742 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:24:51" (1/1) ... [2021-11-23 00:24:51,744 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44d612bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:51, skipping insertion in model container [2021-11-23 00:24:51,745 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:24:51" (1/1) ... [2021-11-23 00:24:51,755 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:24:51,793 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:24:52,095 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_d4aa3ab5-89d9-48a7-831a-1aaddc0ef632/sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c[2618,2631] [2021-11-23 00:24:52,106 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:24:52,158 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 00:24:52,177 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:24:52,252 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_d4aa3ab5-89d9-48a7-831a-1aaddc0ef632/sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c[2618,2631] [2021-11-23 00:24:52,260 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:24:52,275 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:24:52,334 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_d4aa3ab5-89d9-48a7-831a-1aaddc0ef632/sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c[2618,2631] [2021-11-23 00:24:52,338 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:24:52,368 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:24:52,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:52 WrapperNode [2021-11-23 00:24:52,369 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:24:52,373 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:24:52,373 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:24:52,373 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:24:52,384 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:52" (1/1) ... [2021-11-23 00:24:52,420 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:52" (1/1) ... [2021-11-23 00:24:52,469 INFO L137 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 89 [2021-11-23 00:24:52,469 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:24:52,470 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:24:52,471 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:24:52,471 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:24:52,483 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:52" (1/1) ... [2021-11-23 00:24:52,484 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:52" (1/1) ... [2021-11-23 00:24:52,511 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:52" (1/1) ... [2021-11-23 00:24:52,512 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:52" (1/1) ... [2021-11-23 00:24:52,531 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:52" (1/1) ... [2021-11-23 00:24:52,537 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:52" (1/1) ... [2021-11-23 00:24:52,554 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:52" (1/1) ... [2021-11-23 00:24:52,558 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:24:52,559 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:24:52,560 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:24:52,560 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:24:52,561 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:52" (1/1) ... [2021-11-23 00:24:52,571 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:24:52,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4aa3ab5-89d9-48a7-831a-1aaddc0ef632/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:24:52,626 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4aa3ab5-89d9-48a7-831a-1aaddc0ef632/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:24:52,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4aa3ab5-89d9-48a7-831a-1aaddc0ef632/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:24:52,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:24:52,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 00:24:52,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 00:24:52,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:24:52,699 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2021-11-23 00:24:52,701 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2021-11-23 00:24:52,702 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 00:24:52,703 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 00:24:52,703 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-23 00:24:52,703 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-23 00:24:52,704 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-23 00:24:52,704 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-23 00:24:52,704 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 00:24:52,705 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 00:24:52,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 00:24:52,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:24:52,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:24:52,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:24:52,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 00:24:52,708 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 00:24:52,922 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:24:52,925 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:24:53,682 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:24:53,694 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:24:53,694 INFO L301 CfgBuilder]: Removed 5 assume(true) statements. [2021-11-23 00:24:53,697 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:24:53 BoogieIcfgContainer [2021-11-23 00:24:53,698 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:24:53,699 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:24:53,699 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:24:53,713 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:24:53,714 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:24:53" (1/1) ... [2021-11-23 00:24:53,715 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) 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 00:24:53,722 INFO L158 Benchmark]: Toolchain (without parser) took 1989.55ms. Allocated memory was 54.5MB in the beginning and 71.3MB in the end (delta: 16.8MB). Free memory was 32.7MB in the beginning and 46.3MB in the end (delta: -13.7MB). Peak memory consumption was 3.0MB. Max. memory is 16.1GB. [2021-11-23 00:24:53,723 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 54.5MB. Free memory is still 35.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:24:53,724 INFO L158 Benchmark]: CACSL2BoogieTranslator took 634.17ms. Allocated memory was 54.5MB in the beginning and 71.3MB in the end (delta: 16.8MB). Free memory was 32.4MB in the beginning and 51.1MB in the end (delta: -18.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 00:24:53,725 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.93ms. Allocated memory is still 71.3MB. Free memory was 50.9MB in the beginning and 49.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:24:53,726 INFO L158 Benchmark]: Boogie Preprocessor took 88.21ms. Allocated memory is still 71.3MB. Free memory was 49.3MB in the beginning and 47.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:24:53,727 INFO L158 Benchmark]: RCFGBuilder took 1138.51ms. Allocated memory is still 71.3MB. Free memory was 47.4MB in the beginning and 47.3MB in the end (delta: 137.6kB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. [2021-11-23 00:24:53,728 INFO L158 Benchmark]: CodeCheck took 20.05ms. Allocated memory is still 71.3MB. Free memory was 47.3MB in the beginning and 46.3MB in the end (delta: 953.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:24:53,738 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 54.5MB. Free memory is still 35.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 634.17ms. Allocated memory was 54.5MB in the beginning and 71.3MB in the end (delta: 16.8MB). Free memory was 32.4MB in the beginning and 51.1MB in the end (delta: -18.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.93ms. Allocated memory is still 71.3MB. Free memory was 50.9MB in the beginning and 49.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 88.21ms. Allocated memory is still 71.3MB. Free memory was 49.3MB in the beginning and 47.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1138.51ms. Allocated memory is still 71.3MB. Free memory was 47.4MB in the beginning and 47.3MB in the end (delta: 137.6kB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. * CodeCheck took 20.05ms. Allocated memory is still 71.3MB. Free memory was 47.3MB in the beginning and 46.3MB in the end (delta: 953.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 00:24:53,821 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4aa3ab5-89d9-48a7-831a-1aaddc0ef632/bin/ukojak-LBtLqBUTdQ/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: UnsupportedOperationException: Concurrent programs are currently unsupported