./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-26.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_ec4ae921-1547-44f3-960d-4c1d044d2953/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec4ae921-1547-44f3-960d-4c1d044d2953/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec4ae921-1547-44f3-960d-4c1d044d2953/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec4ae921-1547-44f3-960d-4c1d044d2953/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-26.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec4ae921-1547-44f3-960d-4c1d044d2953/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec4ae921-1547-44f3-960d-4c1d044d2953/bin/ukojak-verify-afCqCEvfdi --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 c89190f71494cfa64250ca9ffdf4d785818c50a201306d43ec124de4003d1620 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:02:23,369 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:02:23,464 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec4ae921-1547-44f3-960d-4c1d044d2953/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:02:23,475 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:02:23,476 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:02:23,515 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:02:23,518 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:02:23,518 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:02:23,520 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:02:23,521 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:02:23,523 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:02:23,523 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:02:23,524 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:02:23,526 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:02:23,527 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:02:23,527 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:02:23,529 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:02:23,533 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:02:23,533 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:02:23,534 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:02:23,534 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:02:23,535 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:02:23,535 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:02:23,537 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:02:23,538 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:02:23,538 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:02:23,539 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:02:23,539 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:02:23,540 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:02:23,540 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:02:23,541 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:02:23,542 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:02:23,542 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:02:23,543 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_ec4ae921-1547-44f3-960d-4c1d044d2953/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec4ae921-1547-44f3-960d-4c1d044d2953/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c89190f71494cfa64250ca9ffdf4d785818c50a201306d43ec124de4003d1620 [2023-11-24 23:02:23,825 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:02:23,847 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:02:23,849 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:02:23,851 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:02:23,851 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:02:23,853 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec4ae921-1547-44f3-960d-4c1d044d2953/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-26.i [2023-11-24 23:02:27,036 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:02:27,284 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:02:27,285 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec4ae921-1547-44f3-960d-4c1d044d2953/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-26.i [2023-11-24 23:02:27,300 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec4ae921-1547-44f3-960d-4c1d044d2953/bin/ukojak-verify-afCqCEvfdi/data/e9129e336/bc338f85aba84bd191b7338f22f215a6/FLAG95b9b0392 [2023-11-24 23:02:27,315 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec4ae921-1547-44f3-960d-4c1d044d2953/bin/ukojak-verify-afCqCEvfdi/data/e9129e336/bc338f85aba84bd191b7338f22f215a6 [2023-11-24 23:02:27,318 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:02:27,320 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:02:27,322 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:02:27,322 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:02:27,327 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:02:27,328 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:02:27" (1/1) ... [2023-11-24 23:02:27,329 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37c6ea02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:27, skipping insertion in model container [2023-11-24 23:02:27,329 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:02:27" (1/1) ... [2023-11-24 23:02:27,419 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:02:27,610 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_ec4ae921-1547-44f3-960d-4c1d044d2953/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-26.i[916,929] [2023-11-24 23:02:27,789 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:02:27,804 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:02:27,817 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_ec4ae921-1547-44f3-960d-4c1d044d2953/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-26.i[916,929] [2023-11-24 23:02:27,973 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:02:28,002 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:02:28,003 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:28 WrapperNode [2023-11-24 23:02:28,003 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:02:28,004 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:02:28,005 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:02:28,005 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:02:28,014 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:28" (1/1) ... [2023-11-24 23:02:28,042 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:28" (1/1) ... [2023-11-24 23:02:28,132 INFO L138 Inliner]: procedures = 26, calls = 72, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 520 [2023-11-24 23:02:28,133 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:02:28,134 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:02:28,134 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:02:28,134 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:02:28,144 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:28" (1/1) ... [2023-11-24 23:02:28,145 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:28" (1/1) ... [2023-11-24 23:02:28,157 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:28" (1/1) ... [2023-11-24 23:02:28,158 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:28" (1/1) ... [2023-11-24 23:02:28,208 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:28" (1/1) ... [2023-11-24 23:02:28,230 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:28" (1/1) ... [2023-11-24 23:02:28,238 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:28" (1/1) ... [2023-11-24 23:02:28,264 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:28" (1/1) ... [2023-11-24 23:02:28,279 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:02:28,280 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:02:28,280 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:02:28,280 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:02:28,281 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:28" (1/1) ... [2023-11-24 23:02:28,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:02:28,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec4ae921-1547-44f3-960d-4c1d044d2953/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:02:28,313 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec4ae921-1547-44f3-960d-4c1d044d2953/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:02:28,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec4ae921-1547-44f3-960d-4c1d044d2953/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:02:28,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:02:28,432 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:02:28,432 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:02:28,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:02:28,433 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:02:28,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:02:28,645 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:02:28,647 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:02:29,616 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:02:30,747 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:02:30,747 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:02:30,749 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:02:30 BoogieIcfgContainer [2023-11-24 23:02:30,749 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:02:30,750 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:02:30,750 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:02:30,761 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:02:30,761 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:02:30" (1/1) ... [2023-11-24 23:02:30,770 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:02:30,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:30,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 102 states and 161 transitions. [2023-11-24 23:02:30,840 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 161 transitions. [2023-11-24 23:02:30,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2023-11-24 23:02:30,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:30,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:34,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:02:34,540 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:02:44,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-24 23:02:44,830 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) [2023-11-24 23:02:44,833 INFO L158 Benchmark]: Toolchain (without parser) took 17512.57ms. Allocated memory was 184.5MB in the beginning and 253.8MB in the end (delta: 69.2MB). Free memory was 133.6MB in the beginning and 190.9MB in the end (delta: -57.2MB). Peak memory consumption was 135.0MB. Max. memory is 16.1GB. [2023-11-24 23:02:44,834 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 184.5MB. Free memory was 144.4MB in the beginning and 144.4MB in the end (delta: 16.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:02:44,834 INFO L158 Benchmark]: CACSL2BoogieTranslator took 682.03ms. Allocated memory is still 184.5MB. Free memory was 133.4MB in the beginning and 107.6MB in the end (delta: 25.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-24 23:02:44,835 INFO L158 Benchmark]: Boogie Procedure Inliner took 128.69ms. Allocated memory is still 184.5MB. Free memory was 107.6MB in the beginning and 94.2MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 23:02:44,836 INFO L158 Benchmark]: Boogie Preprocessor took 145.37ms. Allocated memory is still 184.5MB. Free memory was 94.2MB in the beginning and 88.4MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-24 23:02:44,838 INFO L158 Benchmark]: RCFGBuilder took 2469.54ms. Allocated memory was 184.5MB in the beginning and 253.8MB in the end (delta: 69.2MB). Free memory was 88.4MB in the beginning and 137.6MB in the end (delta: -49.1MB). Peak memory consumption was 78.5MB. Max. memory is 16.1GB. [2023-11-24 23:02:44,839 INFO L158 Benchmark]: CodeCheck took 14081.68ms. Allocated memory is still 253.8MB. Free memory was 137.6MB in the beginning and 190.9MB in the end (delta: -53.3MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2023-11-24 23:02:44,845 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 0.35ms. Allocated memory is still 184.5MB. Free memory was 144.4MB in the beginning and 144.4MB in the end (delta: 16.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 682.03ms. Allocated memory is still 184.5MB. Free memory was 133.4MB in the beginning and 107.6MB in the end (delta: 25.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 128.69ms. Allocated memory is still 184.5MB. Free memory was 107.6MB in the beginning and 94.2MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 145.37ms. Allocated memory is still 184.5MB. Free memory was 94.2MB in the beginning and 88.4MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2469.54ms. Allocated memory was 184.5MB in the beginning and 253.8MB in the end (delta: 69.2MB). Free memory was 88.4MB in the beginning and 137.6MB in the end (delta: -49.1MB). Peak memory consumption was 78.5MB. Max. memory is 16.1GB. * CodeCheck took 14081.68ms. Allocated memory is still 253.8MB. Free memory was 137.6MB in the beginning and 190.9MB in the end (delta: -53.3MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:02:44,879 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec4ae921-1547-44f3-960d-4c1d044d2953/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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_ec4ae921-1547-44f3-960d-4c1d044d2953/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec4ae921-1547-44f3-960d-4c1d044d2953/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec4ae921-1547-44f3-960d-4c1d044d2953/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec4ae921-1547-44f3-960d-4c1d044d2953/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-26.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec4ae921-1547-44f3-960d-4c1d044d2953/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec4ae921-1547-44f3-960d-4c1d044d2953/bin/ukojak-verify-afCqCEvfdi --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 c89190f71494cfa64250ca9ffdf4d785818c50a201306d43ec124de4003d1620 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:02:47,796 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:02:47,939 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec4ae921-1547-44f3-960d-4c1d044d2953/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 23:02:47,997 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:02:47,999 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:02:48,000 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:02:48,001 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:02:48,002 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:02:48,004 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:02:48,009 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:02:48,010 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:02:48,010 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:02:48,011 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:02:48,013 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:02:48,013 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:02:48,014 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:02:48,014 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:02:48,015 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:02:48,015 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:02:48,016 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:02:48,017 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:02:48,018 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:02:48,018 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:02:48,019 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:02:48,019 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:02:48,019 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:02:48,020 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:02:48,020 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:02:48,021 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:02:48,022 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:02:48,023 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:02:48,023 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:02:48,024 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:02:48,024 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:02:48,025 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:02:48,025 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:02:48,025 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:02:48,025 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_ec4ae921-1547-44f3-960d-4c1d044d2953/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec4ae921-1547-44f3-960d-4c1d044d2953/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c89190f71494cfa64250ca9ffdf4d785818c50a201306d43ec124de4003d1620 [2023-11-24 23:02:48,487 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:02:48,529 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:02:48,533 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:02:48,535 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:02:48,536 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:02:48,538 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec4ae921-1547-44f3-960d-4c1d044d2953/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-26.i [2023-11-24 23:02:52,042 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:02:52,481 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:02:52,482 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec4ae921-1547-44f3-960d-4c1d044d2953/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-26.i [2023-11-24 23:02:52,498 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec4ae921-1547-44f3-960d-4c1d044d2953/bin/ukojak-verify-afCqCEvfdi/data/a9da4fada/789bd534bb2f413ebfb3d2b048c90d14/FLAGf85dced3e [2023-11-24 23:02:52,514 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec4ae921-1547-44f3-960d-4c1d044d2953/bin/ukojak-verify-afCqCEvfdi/data/a9da4fada/789bd534bb2f413ebfb3d2b048c90d14 [2023-11-24 23:02:52,517 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:02:52,519 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:02:52,520 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:02:52,521 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:02:52,526 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:02:52,527 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:02:52" (1/1) ... [2023-11-24 23:02:52,528 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73593cf8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:52, skipping insertion in model container [2023-11-24 23:02:52,529 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:02:52" (1/1) ... [2023-11-24 23:02:52,596 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:02:52,779 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_ec4ae921-1547-44f3-960d-4c1d044d2953/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-26.i[916,929] [2023-11-24 23:02:53,060 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:02:53,097 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:02:53,115 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_ec4ae921-1547-44f3-960d-4c1d044d2953/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount250_file-26.i[916,929] [2023-11-24 23:02:53,264 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:02:53,298 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:02:53,299 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:53 WrapperNode [2023-11-24 23:02:53,299 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:02:53,301 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:02:53,301 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:02:53,301 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:02:53,311 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:53" (1/1) ... [2023-11-24 23:02:53,338 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:53" (1/1) ... [2023-11-24 23:02:53,391 INFO L138 Inliner]: procedures = 27, calls = 72, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 394 [2023-11-24 23:02:53,392 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:02:53,393 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:02:53,393 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:02:53,393 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:02:53,405 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:53" (1/1) ... [2023-11-24 23:02:53,405 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:53" (1/1) ... [2023-11-24 23:02:53,417 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:53" (1/1) ... [2023-11-24 23:02:53,426 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:53" (1/1) ... [2023-11-24 23:02:53,486 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:53" (1/1) ... [2023-11-24 23:02:53,492 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:53" (1/1) ... [2023-11-24 23:02:53,498 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:53" (1/1) ... [2023-11-24 23:02:53,512 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:53" (1/1) ... [2023-11-24 23:02:53,521 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:02:53,527 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:02:53,528 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:02:53,528 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:02:53,529 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:53" (1/1) ... [2023-11-24 23:02:53,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:02:53,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec4ae921-1547-44f3-960d-4c1d044d2953/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:02:53,570 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec4ae921-1547-44f3-960d-4c1d044d2953/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:02:53,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ec4ae921-1547-44f3-960d-4c1d044d2953/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:02:53,623 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:02:53,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:02:53,624 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:02:53,624 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:02:53,624 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:02:53,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:02:53,800 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:02:53,802 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation