./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-98.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a1bf11f-fb74-48b4-a89c-acbe1a82df9d/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a1bf11f-fb74-48b4-a89c-acbe1a82df9d/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_5a1bf11f-fb74-48b4-a89c-acbe1a82df9d/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a1bf11f-fb74-48b4-a89c-acbe1a82df9d/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-98.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a1bf11f-fb74-48b4-a89c-acbe1a82df9d/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_5a1bf11f-fb74-48b4-a89c-acbe1a82df9d/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 7e11f3c906705d67516f2403b91ed24ff3fcd75be61b0cd09de29e7ec9ebe172 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:50:47,905 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:50:47,968 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a1bf11f-fb74-48b4-a89c-acbe1a82df9d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 03:50:47,972 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:50:47,973 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:50:47,996 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:50:47,996 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:50:47,997 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:50:47,998 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:50:47,998 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:50:47,999 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:50:47,999 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:50:48,000 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:50:48,000 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:50:48,001 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:50:48,001 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:50:48,002 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:50:48,002 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:50:48,003 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:50:48,003 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:50:48,004 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:50:48,005 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:50:48,005 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:50:48,006 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:50:48,006 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:50:48,006 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:50:48,007 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:50:48,007 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:50:48,008 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:50:48,008 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:50:48,009 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:50:48,009 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:50:48,009 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:50:48,010 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_5a1bf11f-fb74-48b4-a89c-acbe1a82df9d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a1bf11f-fb74-48b4-a89c-acbe1a82df9d/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e11f3c906705d67516f2403b91ed24ff3fcd75be61b0cd09de29e7ec9ebe172 [2023-12-03 03:50:48,228 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:50:48,247 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:50:48,249 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:50:48,251 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:50:48,251 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:50:48,252 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a1bf11f-fb74-48b4-a89c-acbe1a82df9d/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-98.i [2023-12-03 03:50:50,966 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:50:51,160 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:50:51,161 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a1bf11f-fb74-48b4-a89c-acbe1a82df9d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-98.i [2023-12-03 03:50:51,170 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a1bf11f-fb74-48b4-a89c-acbe1a82df9d/bin/ukojak-verify-Qdu7aM0XO9/data/009fbaaf2/b713291d0fd549428d0e2964750eee66/FLAG6260dcfd7 [2023-12-03 03:50:51,182 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a1bf11f-fb74-48b4-a89c-acbe1a82df9d/bin/ukojak-verify-Qdu7aM0XO9/data/009fbaaf2/b713291d0fd549428d0e2964750eee66 [2023-12-03 03:50:51,185 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:50:51,186 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:50:51,188 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:50:51,188 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:50:51,192 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:50:51,192 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:50:51" (1/1) ... [2023-12-03 03:50:51,193 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73e5acb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:51, skipping insertion in model container [2023-12-03 03:50:51,194 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:50:51" (1/1) ... [2023-12-03 03:50:51,225 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:50:51,343 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_5a1bf11f-fb74-48b4-a89c-acbe1a82df9d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-98.i[919,932] [2023-12-03 03:50:51,420 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:50:51,434 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:50:51,444 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_5a1bf11f-fb74-48b4-a89c-acbe1a82df9d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-98.i[919,932] [2023-12-03 03:50:51,487 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:50:51,503 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:50:51,504 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:51 WrapperNode [2023-12-03 03:50:51,504 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:50:51,505 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:50:51,505 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:50:51,505 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:50:51,511 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:51" (1/1) ... [2023-12-03 03:50:51,524 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:51" (1/1) ... [2023-12-03 03:50:51,566 INFO L138 Inliner]: procedures = 26, calls = 55, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 268 [2023-12-03 03:50:51,567 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:50:51,568 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:50:51,568 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:50:51,568 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:50:51,575 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:51" (1/1) ... [2023-12-03 03:50:51,576 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:51" (1/1) ... [2023-12-03 03:50:51,580 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:51" (1/1) ... [2023-12-03 03:50:51,580 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:51" (1/1) ... [2023-12-03 03:50:51,596 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:51" (1/1) ... [2023-12-03 03:50:51,601 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:51" (1/1) ... [2023-12-03 03:50:51,605 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:51" (1/1) ... [2023-12-03 03:50:51,609 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:51" (1/1) ... [2023-12-03 03:50:51,616 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:50:51,617 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:50:51,617 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:50:51,617 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:50:51,618 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:50:51" (1/1) ... [2023-12-03 03:50:51,624 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:50:51,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a1bf11f-fb74-48b4-a89c-acbe1a82df9d/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:50:51,645 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a1bf11f-fb74-48b4-a89c-acbe1a82df9d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:50:51,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a1bf11f-fb74-48b4-a89c-acbe1a82df9d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:50:51,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:50:51,673 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 03:50:51,673 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 03:50:51,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:50:51,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:50:51,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:50:51,763 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:50:51,765 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:50:52,176 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:50:52,523 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:50:52,523 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 03:50:52,525 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:50:52 BoogieIcfgContainer [2023-12-03 03:50:52,525 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:50:52,526 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:50:52,526 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:50:52,536 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:50:52,536 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:50:52" (1/1) ... [2023-12-03 03:50:52,545 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:50:52,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:52,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 74 states and 116 transitions. [2023-12-03 03:50:52,604 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 116 transitions. [2023-12-03 03:50:52,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-12-03 03:50:52,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:52,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:51:01,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 03:51:01,862 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 03:51:11,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 03:51:12,019 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 03:51:12,023 INFO L158 Benchmark]: Toolchain (without parser) took 20835.72ms. Allocated memory is still 155.2MB. Free memory was 114.4MB in the beginning and 72.5MB in the end (delta: 41.9MB). Peak memory consumption was 42.4MB. Max. memory is 16.1GB. [2023-12-03 03:51:12,023 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 115.3MB. Free memory is still 62.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:51:12,024 INFO L158 Benchmark]: CACSL2BoogieTranslator took 316.38ms. Allocated memory is still 155.2MB. Free memory was 114.4MB in the beginning and 98.0MB in the end (delta: 16.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 03:51:12,024 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.63ms. Allocated memory is still 155.2MB. Free memory was 98.0MB in the beginning and 93.4MB in the end (delta: 4.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 03:51:12,025 INFO L158 Benchmark]: Boogie Preprocessor took 48.53ms. Allocated memory is still 155.2MB. Free memory was 93.4MB in the beginning and 91.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:51:12,026 INFO L158 Benchmark]: RCFGBuilder took 907.87ms. Allocated memory is still 155.2MB. Free memory was 91.3MB in the beginning and 110.3MB in the end (delta: -18.9MB). Peak memory consumption was 38.2MB. Max. memory is 16.1GB. [2023-12-03 03:51:12,026 INFO L158 Benchmark]: CodeCheck took 19495.70ms. Allocated memory is still 155.2MB. Free memory was 110.3MB in the beginning and 72.5MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-12-03 03:51:12,029 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 0.17ms. Allocated memory is still 115.3MB. Free memory is still 62.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 316.38ms. Allocated memory is still 155.2MB. Free memory was 114.4MB in the beginning and 98.0MB in the end (delta: 16.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.63ms. Allocated memory is still 155.2MB. Free memory was 98.0MB in the beginning and 93.4MB in the end (delta: 4.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.53ms. Allocated memory is still 155.2MB. Free memory was 93.4MB in the beginning and 91.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 907.87ms. Allocated memory is still 155.2MB. Free memory was 91.3MB in the beginning and 110.3MB in the end (delta: -18.9MB). Peak memory consumption was 38.2MB. Max. memory is 16.1GB. * CodeCheck took 19495.70ms. Allocated memory is still 155.2MB. Free memory was 110.3MB in the beginning and 72.5MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 03:51:12,057 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a1bf11f-fb74-48b4-a89c-acbe1a82df9d/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a1bf11f-fb74-48b4-a89c-acbe1a82df9d/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a1bf11f-fb74-48b4-a89c-acbe1a82df9d/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_5a1bf11f-fb74-48b4-a89c-acbe1a82df9d/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a1bf11f-fb74-48b4-a89c-acbe1a82df9d/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-98.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a1bf11f-fb74-48b4-a89c-acbe1a82df9d/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_5a1bf11f-fb74-48b4-a89c-acbe1a82df9d/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 7e11f3c906705d67516f2403b91ed24ff3fcd75be61b0cd09de29e7ec9ebe172 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:51:13,915 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:51:13,993 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a1bf11f-fb74-48b4-a89c-acbe1a82df9d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 03:51:14,024 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:51:14,025 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:51:14,026 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:51:14,027 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:51:14,027 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:51:14,028 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:51:14,028 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:51:14,029 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:51:14,030 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:51:14,030 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:51:14,031 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:51:14,031 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:51:14,032 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:51:14,032 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 03:51:14,033 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 03:51:14,033 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 03:51:14,034 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:51:14,034 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:51:14,035 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:51:14,035 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:51:14,036 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:51:14,036 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:51:14,037 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:51:14,037 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 03:51:14,038 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:51:14,038 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:51:14,039 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:51:14,039 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:51:14,040 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:51:14,040 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 03:51:14,040 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:51:14,041 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:51:14,041 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 03:51:14,041 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 03:51:14,041 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_5a1bf11f-fb74-48b4-a89c-acbe1a82df9d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a1bf11f-fb74-48b4-a89c-acbe1a82df9d/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e11f3c906705d67516f2403b91ed24ff3fcd75be61b0cd09de29e7ec9ebe172 [2023-12-03 03:51:14,315 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:51:14,335 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:51:14,337 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:51:14,339 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:51:14,339 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:51:14,340 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a1bf11f-fb74-48b4-a89c-acbe1a82df9d/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-98.i [2023-12-03 03:51:17,129 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:51:17,358 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:51:17,359 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a1bf11f-fb74-48b4-a89c-acbe1a82df9d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-98.i [2023-12-03 03:51:17,370 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a1bf11f-fb74-48b4-a89c-acbe1a82df9d/bin/ukojak-verify-Qdu7aM0XO9/data/2747b5627/ec20e5f4b52c4705a192b92c0fd268b4/FLAG03f34393f [2023-12-03 03:51:17,383 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a1bf11f-fb74-48b4-a89c-acbe1a82df9d/bin/ukojak-verify-Qdu7aM0XO9/data/2747b5627/ec20e5f4b52c4705a192b92c0fd268b4 [2023-12-03 03:51:17,385 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:51:17,386 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:51:17,387 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:51:17,388 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:51:17,391 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:51:17,392 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:51:17" (1/1) ... [2023-12-03 03:51:17,393 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@428438d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:51:17, skipping insertion in model container [2023-12-03 03:51:17,393 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:51:17" (1/1) ... [2023-12-03 03:51:17,428 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:51:17,577 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_5a1bf11f-fb74-48b4-a89c-acbe1a82df9d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-98.i[919,932] [2023-12-03 03:51:17,653 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:51:17,671 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:51:17,684 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_5a1bf11f-fb74-48b4-a89c-acbe1a82df9d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-cn_file-98.i[919,932] [2023-12-03 03:51:17,727 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:51:17,747 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:51:17,748 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:51:17 WrapperNode [2023-12-03 03:51:17,748 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:51:17,749 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:51:17,749 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:51:17,749 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:51:17,757 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:51:17" (1/1) ... [2023-12-03 03:51:17,772 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:51:17" (1/1) ... [2023-12-03 03:51:17,806 INFO L138 Inliner]: procedures = 27, calls = 55, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 229 [2023-12-03 03:51:17,806 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:51:17,807 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:51:17,807 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:51:17,807 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:51:17,817 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:51:17" (1/1) ... [2023-12-03 03:51:17,817 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:51:17" (1/1) ... [2023-12-03 03:51:17,824 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:51:17" (1/1) ... [2023-12-03 03:51:17,825 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:51:17" (1/1) ... [2023-12-03 03:51:17,840 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:51:17" (1/1) ... [2023-12-03 03:51:17,845 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:51:17" (1/1) ... [2023-12-03 03:51:17,849 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:51:17" (1/1) ... [2023-12-03 03:51:17,852 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:51:17" (1/1) ... [2023-12-03 03:51:17,859 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:51:17,860 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:51:17,860 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:51:17,860 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:51:17,861 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:51:17" (1/1) ... [2023-12-03 03:51:17,867 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:51:17,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a1bf11f-fb74-48b4-a89c-acbe1a82df9d/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:51:17,895 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a1bf11f-fb74-48b4-a89c-acbe1a82df9d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:51:17,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a1bf11f-fb74-48b4-a89c-acbe1a82df9d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:51:17,933 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:51:17,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 03:51:17,934 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 03:51:17,934 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 03:51:17,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:51:17,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:51:18,033 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:51:18,035 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:51:22,093 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:51:22,260 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:51:22,260 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 03:51:22,262 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:51:22 BoogieIcfgContainer [2023-12-03 03:51:22,262 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:51:22,263 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:51:22,263 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:51:22,273 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:51:22,273 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:51:22" (1/1) ... [2023-12-03 03:51:22,283 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:51:22,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:51:22,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 74 states and 116 transitions. [2023-12-03 03:51:22,337 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 116 transitions. [2023-12-03 03:51:22,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-12-03 03:51:22,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:51:22,348 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:51:22,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a1bf11f-fb74-48b4-a89c-acbe1a82df9d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:51:22,375 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a1bf11f-fb74-48b4-a89c-acbe1a82df9d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:51:22,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a1bf11f-fb74-48b4-a89c-acbe1a82df9d/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 03:51:24,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:51:24,604 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:51:30,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:51:30,859 INFO L262 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-03 03:51:30,876 INFO L285 TraceCheckSpWp]: Computing forward predicates...