./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 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a5b5f1b-391c-4a7d-9508-9ca3715567dc/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a5b5f1b-391c-4a7d-9508-9ca3715567dc/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a5b5f1b-391c-4a7d-9508-9ca3715567dc/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a5b5f1b-391c-4a7d-9508-9ca3715567dc/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a5b5f1b-391c-4a7d-9508-9ca3715567dc/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a5b5f1b-391c-4a7d-9508-9ca3715567dc/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2bf204635285748ea2bd88f763410b9afff54eeccde3aa0a970ff723633af9c2 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 18:25:36,708 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 18:25:36,709 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 18:25:36,725 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 18:25:36,725 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 18:25:36,726 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 18:25:36,727 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 18:25:36,728 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 18:25:36,730 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 18:25:36,731 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 18:25:36,731 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 18:25:36,732 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 18:25:36,733 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 18:25:36,734 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 18:25:36,734 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 18:25:36,735 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 18:25:36,736 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 18:25:36,737 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 18:25:36,738 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 18:25:36,740 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 18:25:36,741 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 18:25:36,742 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 18:25:36,743 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 18:25:36,744 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 18:25:36,746 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 18:25:36,746 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 18:25:36,747 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 18:25:36,747 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 18:25:36,748 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 18:25:36,749 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 18:25:36,749 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 18:25:36,749 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 18:25:36,750 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 18:25:36,751 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 18:25:36,751 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 18:25:36,751 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 18:25:36,752 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 18:25:36,752 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 18:25:36,752 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 18:25:36,753 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 18:25:36,753 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 18:25:36,754 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a5b5f1b-391c-4a7d-9508-9ca3715567dc/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 18:25:36,772 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 18:25:36,772 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 18:25:36,773 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 18:25:36,773 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 18:25:36,773 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 18:25:36,774 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 18:25:36,774 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 18:25:36,774 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 18:25:36,774 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 18:25:36,774 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 18:25:36,774 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 18:25:36,774 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 18:25:36,775 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 18:25:36,775 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 18:25:36,775 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 18:25:36,775 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 18:25:36,775 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 18:25:36,775 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 18:25:36,776 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 18:25:36,776 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 18:25:36,776 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 18:25:36,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:25:36,776 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 18:25:36,776 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 18:25:36,777 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 18:25:36,777 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 18:25:36,777 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 18:25:36,777 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 18:25:36,777 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_2a5b5f1b-391c-4a7d-9508-9ca3715567dc/bin/ukojak-rkRKPMF4O4/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a5b5f1b-391c-4a7d-9508-9ca3715567dc/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2bf204635285748ea2bd88f763410b9afff54eeccde3aa0a970ff723633af9c2 [2022-12-14 18:25:36,976 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 18:25:36,993 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 18:25:36,995 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 18:25:36,996 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 18:25:36,996 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 18:25:36,997 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a5b5f1b-391c-4a7d-9508-9ca3715567dc/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c [2022-12-14 18:25:39,640 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 18:25:39,808 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 18:25:39,808 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a5b5f1b-391c-4a7d-9508-9ca3715567dc/sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c [2022-12-14 18:25:39,813 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a5b5f1b-391c-4a7d-9508-9ca3715567dc/bin/ukojak-rkRKPMF4O4/data/a5c3d3f1c/a1d0530fd983477587d9527811585d26/FLAG6c060a2d5 [2022-12-14 18:25:40,217 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a5b5f1b-391c-4a7d-9508-9ca3715567dc/bin/ukojak-rkRKPMF4O4/data/a5c3d3f1c/a1d0530fd983477587d9527811585d26 [2022-12-14 18:25:40,219 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 18:25:40,220 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 18:25:40,221 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 18:25:40,221 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 18:25:40,223 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 18:25:40,224 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:25:40" (1/1) ... [2022-12-14 18:25:40,224 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37abd00a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:25:40, skipping insertion in model container [2022-12-14 18:25:40,225 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:25:40" (1/1) ... [2022-12-14 18:25:40,230 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 18:25:40,243 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 18:25:40,357 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a5b5f1b-391c-4a7d-9508-9ca3715567dc/sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c[2618,2631] [2022-12-14 18:25:40,363 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:25:40,370 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 18:25:40,387 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a5b5f1b-391c-4a7d-9508-9ca3715567dc/sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c[2618,2631] [2022-12-14 18:25:40,389 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:25:40,399 INFO L208 MainTranslator]: Completed translation [2022-12-14 18:25:40,400 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:25:40 WrapperNode [2022-12-14 18:25:40,400 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 18:25:40,401 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 18:25:40,401 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 18:25:40,401 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 18:25:40,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:25:40" (1/1) ... [2022-12-14 18:25:40,412 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:25:40" (1/1) ... [2022-12-14 18:25:40,426 INFO L138 Inliner]: procedures = 25, calls = 41, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 93 [2022-12-14 18:25:40,426 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 18:25:40,427 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 18:25:40,427 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 18:25:40,427 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 18:25:40,433 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:25:40" (1/1) ... [2022-12-14 18:25:40,434 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:25:40" (1/1) ... [2022-12-14 18:25:40,435 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:25:40" (1/1) ... [2022-12-14 18:25:40,436 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:25:40" (1/1) ... [2022-12-14 18:25:40,440 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:25:40" (1/1) ... [2022-12-14 18:25:40,443 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:25:40" (1/1) ... [2022-12-14 18:25:40,444 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:25:40" (1/1) ... [2022-12-14 18:25:40,445 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:25:40" (1/1) ... [2022-12-14 18:25:40,446 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 18:25:40,447 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 18:25:40,447 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 18:25:40,447 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 18:25:40,448 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:25:40" (1/1) ... [2022-12-14 18:25:40,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:25:40,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a5b5f1b-391c-4a7d-9508-9ca3715567dc/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 18:25:40,470 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a5b5f1b-391c-4a7d-9508-9ca3715567dc/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 18:25:40,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a5b5f1b-391c-4a7d-9508-9ca3715567dc/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 18:25:40,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 18:25:40,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 18:25:40,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 18:25:40,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 18:25:40,500 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2022-12-14 18:25:40,501 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2022-12-14 18:25:40,501 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 18:25:40,501 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 18:25:40,501 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-14 18:25:40,501 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-14 18:25:40,501 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-14 18:25:40,501 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-14 18:25:40,501 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 18:25:40,502 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 18:25:40,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 18:25:40,502 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 18:25:40,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 18:25:40,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 18:25:40,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 18:25:40,504 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 18:25:40,588 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 18:25:40,589 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 18:25:40,805 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 18:25:40,814 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 18:25:40,814 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-12-14 18:25:40,816 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:25:40 BoogieIcfgContainer [2022-12-14 18:25:40,816 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 18:25:40,817 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 18:25:40,817 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 18:25:40,827 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 18:25:40,827 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:25:40" (1/1) ... [2022-12-14 18:25:40,828 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 18:25:40,832 INFO L158 Benchmark]: Toolchain (without parser) took 611.13ms. Allocated memory is still 159.4MB. Free memory was 124.1MB in the beginning and 89.8MB in the end (delta: 34.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2022-12-14 18:25:40,832 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 159.4MB. Free memory is still 130.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:25:40,833 INFO L158 Benchmark]: CACSL2BoogieTranslator took 179.42ms. Allocated memory is still 159.4MB. Free memory was 123.5MB in the beginning and 111.7MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 18:25:40,833 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.63ms. Allocated memory is still 159.4MB. Free memory was 111.7MB in the beginning and 110.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 18:25:40,834 INFO L158 Benchmark]: Boogie Preprocessor took 19.89ms. Allocated memory is still 159.4MB. Free memory was 110.2MB in the beginning and 108.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:25:40,835 INFO L158 Benchmark]: RCFGBuilder took 369.41ms. Allocated memory is still 159.4MB. Free memory was 108.7MB in the beginning and 90.8MB in the end (delta: 17.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-14 18:25:40,835 INFO L158 Benchmark]: CodeCheck took 13.07ms. Allocated memory is still 159.4MB. Free memory was 90.8MB in the beginning and 89.8MB in the end (delta: 978.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:25:40,838 INFO L339 ainManager$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 0.14ms. Allocated memory is still 159.4MB. Free memory is still 130.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 179.42ms. Allocated memory is still 159.4MB. Free memory was 123.5MB in the beginning and 111.7MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 25.63ms. Allocated memory is still 159.4MB. Free memory was 111.7MB in the beginning and 110.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.89ms. Allocated memory is still 159.4MB. Free memory was 110.2MB in the beginning and 108.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 369.41ms. Allocated memory is still 159.4MB. Free memory was 108.7MB in the beginning and 90.8MB in the end (delta: 17.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 13.07ms. Allocated memory is still 159.4MB. Free memory was 90.8MB in the beginning and 89.8MB in the end (delta: 978.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 18:25:40,850 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a5b5f1b-391c-4a7d-9508-9ca3715567dc/bin/ukojak-rkRKPMF4O4/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a5b5f1b-391c-4a7d-9508-9ca3715567dc/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a5b5f1b-391c-4a7d-9508-9ca3715567dc/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a5b5f1b-391c-4a7d-9508-9ca3715567dc/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a5b5f1b-391c-4a7d-9508-9ca3715567dc/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a5b5f1b-391c-4a7d-9508-9ca3715567dc/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a5b5f1b-391c-4a7d-9508-9ca3715567dc/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2bf204635285748ea2bd88f763410b9afff54eeccde3aa0a970ff723633af9c2 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 18:25:42,579 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 18:25:42,580 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 18:25:42,594 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 18:25:42,594 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 18:25:42,595 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 18:25:42,596 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 18:25:42,597 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 18:25:42,598 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 18:25:42,599 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 18:25:42,600 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 18:25:42,601 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 18:25:42,601 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 18:25:42,602 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 18:25:42,602 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 18:25:42,603 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 18:25:42,604 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 18:25:42,605 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 18:25:42,606 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 18:25:42,607 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 18:25:42,608 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 18:25:42,609 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 18:25:42,611 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 18:25:42,612 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 18:25:42,615 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 18:25:42,616 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 18:25:42,616 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 18:25:42,617 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 18:25:42,618 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 18:25:42,619 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 18:25:42,619 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 18:25:42,620 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 18:25:42,620 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 18:25:42,621 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 18:25:42,622 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 18:25:42,623 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 18:25:42,623 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 18:25:42,624 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 18:25:42,624 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 18:25:42,625 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 18:25:42,625 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 18:25:42,626 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a5b5f1b-391c-4a7d-9508-9ca3715567dc/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-12-14 18:25:42,644 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 18:25:42,644 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 18:25:42,645 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 18:25:42,645 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 18:25:42,645 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 18:25:42,645 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 18:25:42,645 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 18:25:42,646 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 18:25:42,646 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 18:25:42,646 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 18:25:42,646 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 18:25:42,646 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 18:25:42,646 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 18:25:42,646 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 18:25:42,646 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 18:25:42,646 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 18:25:42,647 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 18:25:42,647 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 18:25:42,647 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 18:25:42,647 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 18:25:42,647 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 18:25:42,647 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 18:25:42,647 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 18:25:42,648 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:25:42,648 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 18:25:42,648 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 18:25:42,648 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 18:25:42,648 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 18:25:42,648 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 18:25:42,648 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 18:25:42,648 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 18:25:42,648 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 18:25:42,649 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_2a5b5f1b-391c-4a7d-9508-9ca3715567dc/bin/ukojak-rkRKPMF4O4/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a5b5f1b-391c-4a7d-9508-9ca3715567dc/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2bf204635285748ea2bd88f763410b9afff54eeccde3aa0a970ff723633af9c2 [2022-12-14 18:25:42,865 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 18:25:42,880 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 18:25:42,882 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 18:25:42,883 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 18:25:42,883 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 18:25:42,884 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a5b5f1b-391c-4a7d-9508-9ca3715567dc/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c [2022-12-14 18:25:45,469 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 18:25:45,606 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 18:25:45,606 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a5b5f1b-391c-4a7d-9508-9ca3715567dc/sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c [2022-12-14 18:25:45,612 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a5b5f1b-391c-4a7d-9508-9ca3715567dc/bin/ukojak-rkRKPMF4O4/data/8c991d486/7350f8da7bc6430f837ebf68e148ee68/FLAG16a270aba [2022-12-14 18:25:45,622 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a5b5f1b-391c-4a7d-9508-9ca3715567dc/bin/ukojak-rkRKPMF4O4/data/8c991d486/7350f8da7bc6430f837ebf68e148ee68 [2022-12-14 18:25:45,624 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 18:25:45,625 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 18:25:45,626 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 18:25:45,626 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 18:25:45,628 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 18:25:45,629 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:25:45" (1/1) ... [2022-12-14 18:25:45,630 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d01aefb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:25:45, skipping insertion in model container [2022-12-14 18:25:45,630 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:25:45" (1/1) ... [2022-12-14 18:25:45,635 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 18:25:45,647 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 18:25:45,772 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a5b5f1b-391c-4a7d-9508-9ca3715567dc/sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c[2618,2631] [2022-12-14 18:25:45,778 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:25:45,787 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-12-14 18:25:45,790 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 18:25:45,800 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a5b5f1b-391c-4a7d-9508-9ca3715567dc/sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c[2618,2631] [2022-12-14 18:25:45,802 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:25:45,806 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 18:25:45,823 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a5b5f1b-391c-4a7d-9508-9ca3715567dc/sv-benchmarks/c/weaver/loop-tiling-eq.wvr.c[2618,2631] [2022-12-14 18:25:45,833 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:25:45,845 INFO L208 MainTranslator]: Completed translation [2022-12-14 18:25:45,845 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:25:45 WrapperNode [2022-12-14 18:25:45,845 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 18:25:45,850 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 18:25:45,850 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 18:25:45,850 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 18:25:45,857 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:25:45" (1/1) ... [2022-12-14 18:25:45,867 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:25:45" (1/1) ... [2022-12-14 18:25:45,886 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 89 [2022-12-14 18:25:45,886 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 18:25:45,887 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 18:25:45,887 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 18:25:45,887 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 18:25:45,894 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:25:45" (1/1) ... [2022-12-14 18:25:45,894 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:25:45" (1/1) ... [2022-12-14 18:25:45,897 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:25:45" (1/1) ... [2022-12-14 18:25:45,897 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:25:45" (1/1) ... [2022-12-14 18:25:45,904 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:25:45" (1/1) ... [2022-12-14 18:25:45,907 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:25:45" (1/1) ... [2022-12-14 18:25:45,908 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:25:45" (1/1) ... [2022-12-14 18:25:45,909 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:25:45" (1/1) ... [2022-12-14 18:25:45,912 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 18:25:45,912 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 18:25:45,912 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 18:25:45,912 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 18:25:45,913 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:25:45" (1/1) ... [2022-12-14 18:25:45,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:25:45,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a5b5f1b-391c-4a7d-9508-9ca3715567dc/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 18:25:45,935 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a5b5f1b-391c-4a7d-9508-9ca3715567dc/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 18:25:45,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a5b5f1b-391c-4a7d-9508-9ca3715567dc/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 18:25:45,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 18:25:45,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 18:25:45,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 18:25:45,967 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 18:25:45,967 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2022-12-14 18:25:45,967 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2022-12-14 18:25:45,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 18:25:45,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 18:25:45,967 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-14 18:25:45,967 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-14 18:25:45,968 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-14 18:25:45,968 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-14 18:25:45,968 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 18:25:45,968 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 18:25:45,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 18:25:45,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 18:25:45,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 18:25:45,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 18:25:45,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 18:25:45,970 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 18:25:46,066 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 18:25:46,067 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 18:25:46,479 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 18:25:46,485 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 18:25:46,485 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-12-14 18:25:46,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:25:46 BoogieIcfgContainer [2022-12-14 18:25:46,487 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 18:25:46,487 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 18:25:46,487 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 18:25:46,494 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 18:25:46,494 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:25:46" (1/1) ... [2022-12-14 18:25:46,495 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) [2022-12-14 18:25:46,498 INFO L158 Benchmark]: Toolchain (without parser) took 872.28ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 45.1MB in the beginning and 62.4MB in the end (delta: -17.3MB). Peak memory consumption was 4.9MB. Max. memory is 16.1GB. [2022-12-14 18:25:46,498 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 67.1MB. Free memory was 44.8MB in the beginning and 44.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:25:46,499 INFO L158 Benchmark]: CACSL2BoogieTranslator took 219.72ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 44.9MB in the beginning and 65.5MB in the end (delta: -20.5MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. [2022-12-14 18:25:46,499 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.38ms. Allocated memory is still 86.0MB. Free memory was 65.5MB in the beginning and 63.7MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:25:46,500 INFO L158 Benchmark]: Boogie Preprocessor took 25.09ms. Allocated memory is still 86.0MB. Free memory was 63.7MB in the beginning and 61.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 18:25:46,500 INFO L158 Benchmark]: RCFGBuilder took 574.58ms. Allocated memory is still 86.0MB. Free memory was 61.9MB in the beginning and 63.6MB in the end (delta: -1.6MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. [2022-12-14 18:25:46,500 INFO L158 Benchmark]: CodeCheck took 9.38ms. Allocated memory is still 86.0MB. Free memory was 63.6MB in the beginning and 62.4MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 18:25:46,502 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 0.14ms. Allocated memory is still 67.1MB. Free memory was 44.8MB in the beginning and 44.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 219.72ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 44.9MB in the beginning and 65.5MB in the end (delta: -20.5MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.38ms. Allocated memory is still 86.0MB. Free memory was 65.5MB in the beginning and 63.7MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 25.09ms. Allocated memory is still 86.0MB. Free memory was 63.7MB in the beginning and 61.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 574.58ms. Allocated memory is still 86.0MB. Free memory was 61.9MB in the beginning and 63.6MB in the end (delta: -1.6MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. * CodeCheck took 9.38ms. Allocated memory is still 86.0MB. Free memory was 63.6MB in the beginning and 62.4MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 18:25:46,520 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a5b5f1b-391c-4a7d-9508-9ca3715567dc/bin/ukojak-rkRKPMF4O4/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