./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-11.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5197e121-3486-49c6-9b5d-45d5e9474a39/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5197e121-3486-49c6-9b5d-45d5e9474a39/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5197e121-3486-49c6-9b5d-45d5e9474a39/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5197e121-3486-49c6-9b5d-45d5e9474a39/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-11.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5197e121-3486-49c6-9b5d-45d5e9474a39/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5197e121-3486-49c6-9b5d-45d5e9474a39/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --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 23501b270359c8bb66bf017123a6b997c736c6bad56bfcdab3d899e8f1555d26 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:33:24,382 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:33:24,444 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5197e121-3486-49c6-9b5d-45d5e9474a39/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 02:33:24,448 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:33:24,449 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:33:24,470 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:33:24,471 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:33:24,472 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:33:24,473 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:33:24,473 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:33:24,474 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:33:24,475 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:33:24,475 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:33:24,476 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:33:24,476 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:33:24,477 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:33:24,477 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:33:24,478 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:33:24,478 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:33:24,479 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:33:24,480 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:33:24,480 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:33:24,481 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:33:24,481 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:33:24,482 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:33:24,482 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:33:24,483 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:33:24,483 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:33:24,484 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:33:24,484 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:33:24,484 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:33:24,485 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:33:24,485 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:33:24,485 INFO L153 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_5197e121-3486-49c6-9b5d-45d5e9474a39/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5197e121-3486-49c6-9b5d-45d5e9474a39/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23501b270359c8bb66bf017123a6b997c736c6bad56bfcdab3d899e8f1555d26 [2023-12-03 02:33:24,680 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:33:24,699 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:33:24,702 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:33:24,703 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:33:24,703 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:33:24,705 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5197e121-3486-49c6-9b5d-45d5e9474a39/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-11.i [2023-12-03 02:33:27,412 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:33:27,660 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:33:27,661 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5197e121-3486-49c6-9b5d-45d5e9474a39/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-11.i [2023-12-03 02:33:27,677 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5197e121-3486-49c6-9b5d-45d5e9474a39/bin/ukojak-verify-Qdu7aM0XO9/data/fdd4ada8a/45c4cbb4ecf04e7c84fbeaac9f068e19/FLAGc02e62b52 [2023-12-03 02:33:27,689 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5197e121-3486-49c6-9b5d-45d5e9474a39/bin/ukojak-verify-Qdu7aM0XO9/data/fdd4ada8a/45c4cbb4ecf04e7c84fbeaac9f068e19 [2023-12-03 02:33:27,692 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:33:27,693 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:33:27,694 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:33:27,694 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:33:27,698 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:33:27,699 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:33:27" (1/1) ... [2023-12-03 02:33:27,700 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12e9e2c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:33:27, skipping insertion in model container [2023-12-03 02:33:27,701 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:33:27" (1/1) ... [2023-12-03 02:33:27,768 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:33:27,893 WARN L240 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_5197e121-3486-49c6-9b5d-45d5e9474a39/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-11.i[916,929] [2023-12-03 02:33:28,124 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:33:28,141 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:33:28,154 WARN L240 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_5197e121-3486-49c6-9b5d-45d5e9474a39/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-11.i[916,929] [2023-12-03 02:33:28,317 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:33:28,339 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:33:28,339 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:33:28 WrapperNode [2023-12-03 02:33:28,339 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:33:28,340 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:33:28,340 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:33:28,341 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:33:28,348 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:33:28" (1/1) ... [2023-12-03 02:33:28,375 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:33:28" (1/1) ... [2023-12-03 02:33:28,499 INFO L138 Inliner]: procedures = 26, calls = 82, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 779 [2023-12-03 02:33:28,500 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:33:28,501 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:33:28,501 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:33:28,501 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:33:28,511 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:33:28" (1/1) ... [2023-12-03 02:33:28,511 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:33:28" (1/1) ... [2023-12-03 02:33:28,531 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:33:28" (1/1) ... [2023-12-03 02:33:28,531 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:33:28" (1/1) ... [2023-12-03 02:33:28,566 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:33:28" (1/1) ... [2023-12-03 02:33:28,575 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:33:28" (1/1) ... [2023-12-03 02:33:28,589 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:33:28" (1/1) ... [2023-12-03 02:33:28,596 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:33:28" (1/1) ... [2023-12-03 02:33:28,610 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:33:28,612 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:33:28,612 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:33:28,612 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:33:28,613 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:33:28" (1/1) ... [2023-12-03 02:33:28,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:33:28,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5197e121-3486-49c6-9b5d-45d5e9474a39/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:33:28,642 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5197e121-3486-49c6-9b5d-45d5e9474a39/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:33:28,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5197e121-3486-49c6-9b5d-45d5e9474a39/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:33:28,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:33:28,681 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 02:33:28,681 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 02:33:28,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:33:28,681 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:33:28,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:33:28,827 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:33:28,828 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:33:30,028 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:33:31,759 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:33:31,759 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 02:33:31,761 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:33:31 BoogieIcfgContainer [2023-12-03 02:33:31,761 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:33:31,762 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:33:31,762 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:33:31,770 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:33:31,771 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:33:31" (1/1) ... [2023-12-03 02:33:31,778 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:33:31,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:33:31,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 119 states and 188 transitions. [2023-12-03 02:33:31,832 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 188 transitions. [2023-12-03 02:33:31,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2023-12-03 02:33:31,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:33:31,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:33:42,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 02:33:42,457 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-12-03 02:33:42,461 INFO L158 Benchmark]: Toolchain (without parser) took 14766.76ms. Allocated memory was 136.3MB in the beginning and 213.9MB in the end (delta: 77.6MB). Free memory was 89.5MB in the beginning and 66.3MB in the end (delta: 23.2MB). Peak memory consumption was 104.7MB. Max. memory is 16.1GB. [2023-12-03 02:33:42,461 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 96.5MB. Free memory is still 49.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:33:42,462 INFO L158 Benchmark]: CACSL2BoogieTranslator took 645.26ms. Allocated memory was 136.3MB in the beginning and 176.2MB in the end (delta: 39.8MB). Free memory was 89.5MB in the beginning and 137.8MB in the end (delta: -48.2MB). Peak memory consumption was 48.0MB. Max. memory is 16.1GB. [2023-12-03 02:33:42,462 INFO L158 Benchmark]: Boogie Procedure Inliner took 159.69ms. Allocated memory is still 176.2MB. Free memory was 137.8MB in the beginning and 112.8MB in the end (delta: 24.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-03 02:33:42,463 INFO L158 Benchmark]: Boogie Preprocessor took 110.22ms. Allocated memory is still 176.2MB. Free memory was 112.8MB in the beginning and 103.9MB in the end (delta: 8.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 02:33:42,464 INFO L158 Benchmark]: RCFGBuilder took 3149.40ms. Allocated memory was 176.2MB in the beginning and 213.9MB in the end (delta: 37.7MB). Free memory was 103.0MB in the beginning and 138.7MB in the end (delta: -35.7MB). Peak memory consumption was 90.3MB. Max. memory is 16.1GB. [2023-12-03 02:33:42,464 INFO L158 Benchmark]: CodeCheck took 10697.50ms. Allocated memory is still 213.9MB. Free memory was 138.7MB in the beginning and 66.3MB in the end (delta: 72.4MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. [2023-12-03 02:33:42,468 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 96.5MB. Free memory is still 49.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 645.26ms. Allocated memory was 136.3MB in the beginning and 176.2MB in the end (delta: 39.8MB). Free memory was 89.5MB in the beginning and 137.8MB in the end (delta: -48.2MB). Peak memory consumption was 48.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 159.69ms. Allocated memory is still 176.2MB. Free memory was 137.8MB in the beginning and 112.8MB in the end (delta: 24.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 110.22ms. Allocated memory is still 176.2MB. Free memory was 112.8MB in the beginning and 103.9MB in the end (delta: 8.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 3149.40ms. Allocated memory was 176.2MB in the beginning and 213.9MB in the end (delta: 37.7MB). Free memory was 103.0MB in the beginning and 138.7MB in the end (delta: -35.7MB). Peak memory consumption was 90.3MB. Max. memory is 16.1GB. * CodeCheck took 10697.50ms. Allocated memory is still 213.9MB. Free memory was 138.7MB in the beginning and 66.3MB in the end (delta: 72.4MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 02:33:42,502 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5197e121-3486-49c6-9b5d-45d5e9474a39/bin/ukojak-verify-Qdu7aM0XO9/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5197e121-3486-49c6-9b5d-45d5e9474a39/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5197e121-3486-49c6-9b5d-45d5e9474a39/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5197e121-3486-49c6-9b5d-45d5e9474a39/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5197e121-3486-49c6-9b5d-45d5e9474a39/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-11.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5197e121-3486-49c6-9b5d-45d5e9474a39/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5197e121-3486-49c6-9b5d-45d5e9474a39/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --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 23501b270359c8bb66bf017123a6b997c736c6bad56bfcdab3d899e8f1555d26 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:33:44,426 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:33:44,505 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5197e121-3486-49c6-9b5d-45d5e9474a39/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 02:33:44,538 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:33:44,539 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:33:44,539 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:33:44,540 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:33:44,540 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:33:44,541 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:33:44,542 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:33:44,542 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:33:44,543 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:33:44,543 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:33:44,544 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:33:44,544 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:33:44,545 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:33:44,545 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 02:33:44,546 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 02:33:44,546 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 02:33:44,547 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:33:44,547 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:33:44,553 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:33:44,553 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:33:44,553 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:33:44,554 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:33:44,554 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:33:44,555 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 02:33:44,555 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:33:44,555 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:33:44,556 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:33:44,556 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:33:44,557 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:33:44,557 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 02:33:44,557 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:33:44,557 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:33:44,558 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 02:33:44,558 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 02:33:44,558 INFO L153 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_5197e121-3486-49c6-9b5d-45d5e9474a39/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5197e121-3486-49c6-9b5d-45d5e9474a39/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23501b270359c8bb66bf017123a6b997c736c6bad56bfcdab3d899e8f1555d26 [2023-12-03 02:33:44,834 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:33:44,854 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:33:44,856 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:33:44,858 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:33:44,858 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:33:44,859 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5197e121-3486-49c6-9b5d-45d5e9474a39/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-11.i [2023-12-03 02:33:47,560 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:33:47,843 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:33:47,844 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5197e121-3486-49c6-9b5d-45d5e9474a39/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-11.i [2023-12-03 02:33:47,858 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5197e121-3486-49c6-9b5d-45d5e9474a39/bin/ukojak-verify-Qdu7aM0XO9/data/49e669b24/35569b670346431d82bee46509f0fbdc/FLAG8734ad777 [2023-12-03 02:33:47,872 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5197e121-3486-49c6-9b5d-45d5e9474a39/bin/ukojak-verify-Qdu7aM0XO9/data/49e669b24/35569b670346431d82bee46509f0fbdc [2023-12-03 02:33:47,874 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:33:47,876 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:33:47,877 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:33:47,878 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:33:47,882 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:33:47,883 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:33:47" (1/1) ... [2023-12-03 02:33:47,884 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b4a3924 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:33:47, skipping insertion in model container [2023-12-03 02:33:47,884 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:33:47" (1/1) ... [2023-12-03 02:33:47,940 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:33:48,100 WARN L240 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_5197e121-3486-49c6-9b5d-45d5e9474a39/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-11.i[916,929] [2023-12-03 02:33:48,315 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:33:48,336 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:33:48,348 WARN L240 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_5197e121-3486-49c6-9b5d-45d5e9474a39/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-11.i[916,929] [2023-12-03 02:33:48,488 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:33:48,509 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:33:48,510 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:33:48 WrapperNode [2023-12-03 02:33:48,510 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:33:48,511 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:33:48,511 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:33:48,511 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:33:48,518 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:33:48" (1/1) ... [2023-12-03 02:33:48,543 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:33:48" (1/1) ... [2023-12-03 02:33:48,595 INFO L138 Inliner]: procedures = 27, calls = 82, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 597 [2023-12-03 02:33:48,595 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:33:48,596 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:33:48,596 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:33:48,596 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:33:48,603 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:33:48" (1/1) ... [2023-12-03 02:33:48,603 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:33:48" (1/1) ... [2023-12-03 02:33:48,615 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:33:48" (1/1) ... [2023-12-03 02:33:48,616 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:33:48" (1/1) ... [2023-12-03 02:33:48,651 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:33:48" (1/1) ... [2023-12-03 02:33:48,658 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:33:48" (1/1) ... [2023-12-03 02:33:48,666 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:33:48" (1/1) ... [2023-12-03 02:33:48,672 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:33:48" (1/1) ... [2023-12-03 02:33:48,682 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:33:48,683 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:33:48,683 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:33:48,683 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:33:48,684 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:33:48" (1/1) ... [2023-12-03 02:33:48,688 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:33:48,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5197e121-3486-49c6-9b5d-45d5e9474a39/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:33:48,707 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5197e121-3486-49c6-9b5d-45d5e9474a39/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:33:48,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5197e121-3486-49c6-9b5d-45d5e9474a39/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:33:48,757 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:33:48,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 02:33:48,758 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 02:33:48,758 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 02:33:48,758 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:33:48,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:33:48,897 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:33:48,899 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:35:31,300 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:35:32,096 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:35:32,097 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 02:35:32,098 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:35:32 BoogieIcfgContainer [2023-12-03 02:35:32,098 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:35:32,099 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:35:32,099 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:35:32,106 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:35:32,106 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:35:32" (1/1) ... [2023-12-03 02:35:32,115 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:35:32,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:35:32,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 119 states and 188 transitions. [2023-12-03 02:35:32,165 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 188 transitions. [2023-12-03 02:35:32,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2023-12-03 02:35:32,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:35:32,178 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 02:35:32,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5197e121-3486-49c6-9b5d-45d5e9474a39/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 02:35:32,180 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5197e121-3486-49c6-9b5d-45d5e9474a39/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 02:35:32,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5197e121-3486-49c6-9b5d-45d5e9474a39/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 02:38:45,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:38:45,913 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 02:38:50,026 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5197e121-3486-49c6-9b5d-45d5e9474a39/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) stderr output: (error "out of memory") [2023-12-03 02:38:50,027 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5197e121-3486-49c6-9b5d-45d5e9474a39/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 101 [2023-12-03 02:38:50,028 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5197e121-3486-49c6-9b5d-45d5e9474a39/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:236) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:91) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:131) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.createTraceCheck(CodeCheckObserver.java:603) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:446) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5197e121-3486-49c6-9b5d-45d5e9474a39/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:281) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAsserter.buildAnnotatedSsaAndAssertTerms(AnnotateAndAsserter.java:130) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.checkTrace(TraceCheck.java:317) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:215) ... 17 more Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1518) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:701) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:258) ... 24 more [2023-12-03 02:38:50,032 INFO L158 Benchmark]: Toolchain (without parser) took 302156.10ms. Allocated memory is still 109.1MB. Free memory was 83.7MB in the beginning and 29.8MB in the end (delta: 53.9MB). Peak memory consumption was 55.5MB. Max. memory is 16.1GB. [2023-12-03 02:38:50,033 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 60.8MB. Free memory is still 37.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:38:50,033 INFO L158 Benchmark]: CACSL2BoogieTranslator took 632.98ms. Allocated memory is still 109.1MB. Free memory was 83.7MB in the beginning and 76.7MB in the end (delta: 6.9MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-12-03 02:38:50,034 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.39ms. Allocated memory is still 109.1MB. Free memory was 76.7MB in the beginning and 69.5MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 02:38:50,034 INFO L158 Benchmark]: Boogie Preprocessor took 86.26ms. Allocated memory is still 109.1MB. Free memory was 69.5MB in the beginning and 62.7MB in the end (delta: 6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-03 02:38:50,035 INFO L158 Benchmark]: RCFGBuilder took 103415.41ms. Allocated memory is still 109.1MB. Free memory was 62.7MB in the beginning and 55.6MB in the end (delta: 7.0MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. [2023-12-03 02:38:50,035 INFO L158 Benchmark]: CodeCheck took 197932.52ms. Allocated memory is still 109.1MB. Free memory was 55.6MB in the beginning and 29.8MB in the end (delta: 25.8MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. [2023-12-03 02:38:50,038 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5197e121-3486-49c6-9b5d-45d5e9474a39/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5197e121-3486-49c6-9b5d-45d5e9474a39/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:236) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 60.8MB. Free memory is still 37.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 632.98ms. Allocated memory is still 109.1MB. Free memory was 83.7MB in the beginning and 76.7MB in the end (delta: 6.9MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.39ms. Allocated memory is still 109.1MB. Free memory was 76.7MB in the beginning and 69.5MB in the end (delta: 7.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 86.26ms. Allocated memory is still 109.1MB. Free memory was 69.5MB in the beginning and 62.7MB in the end (delta: 6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 103415.41ms. Allocated memory is still 109.1MB. Free memory was 62.7MB in the beginning and 55.6MB in the end (delta: 7.0MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. * CodeCheck took 197932.52ms. Allocated memory is still 109.1MB. Free memory was 55.6MB in the beginning and 29.8MB in the end (delta: 25.8MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 02:38:50,112 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5197e121-3486-49c6-9b5d-45d5e9474a39/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5197e121-3486-49c6-9b5d-45d5e9474a39/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory")