./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-commit-1.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaffdea0-50ed-4357-8468-7a5963ac6274/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaffdea0-50ed-4357-8468-7a5963ac6274/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaffdea0-50ed-4357-8468-7a5963ac6274/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaffdea0-50ed-4357-8468-7a5963ac6274/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-commit-1.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaffdea0-50ed-4357-8468-7a5963ac6274/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaffdea0-50ed-4357-8468-7a5963ac6274/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4b2db95108d1ec3739bf941ab9d238fd5c3dd7467faa747c6c0552ae2048ee95 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 23:43:33,140 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:43:33,141 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:43:33,154 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:43:33,155 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:43:33,156 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:43:33,157 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:43:33,158 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:43:33,159 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:43:33,159 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:43:33,160 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:43:33,161 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:43:33,161 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:43:33,162 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:43:33,163 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:43:33,163 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:43:33,164 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:43:33,165 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:43:33,166 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:43:33,167 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:43:33,168 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:43:33,169 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:43:33,170 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:43:33,170 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:43:33,173 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:43:33,173 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:43:33,173 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:43:33,174 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:43:33,174 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:43:33,175 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:43:33,175 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:43:33,176 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:43:33,177 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:43:33,177 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:43:33,178 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:43:33,178 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:43:33,179 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:43:33,179 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:43:33,179 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:43:33,180 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:43:33,180 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:43:33,181 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaffdea0-50ed-4357-8468-7a5963ac6274/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-14 23:43:33,197 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:43:33,197 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:43:33,198 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 23:43:33,198 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 23:43:33,198 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:43:33,199 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:43:33,199 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:43:33,199 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 23:43:33,199 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 23:43:33,199 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 23:43:33,200 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 23:43:33,200 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:43:33,200 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 23:43:33,201 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:43:33,201 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 23:43:33,201 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 23:43:33,201 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 23:43:33,201 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 23:43:33,201 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:43:33,201 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 23:43:33,202 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:43:33,202 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:43:33,202 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:43:33,202 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:43:33,202 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:43:33,202 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:43:33,202 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 23:43:33,203 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 23:43:33,203 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 23:43:33,203 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 23:43:33,203 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaffdea0-50ed-4357-8468-7a5963ac6274/bin/ukojak-rkRKPMF4O4/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaffdea0-50ed-4357-8468-7a5963ac6274/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4b2db95108d1ec3739bf941ab9d238fd5c3dd7467faa747c6c0552ae2048ee95 [2022-12-14 23:43:33,372 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:43:33,389 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:43:33,391 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:43:33,393 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:43:33,393 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:43:33,394 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaffdea0-50ed-4357-8468-7a5963ac6274/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/popl20-commit-1.wvr.c [2022-12-14 23:43:35,932 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:43:36,091 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:43:36,092 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaffdea0-50ed-4357-8468-7a5963ac6274/sv-benchmarks/c/weaver/popl20-commit-1.wvr.c [2022-12-14 23:43:36,097 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaffdea0-50ed-4357-8468-7a5963ac6274/bin/ukojak-rkRKPMF4O4/data/7b04528ff/118a7456cf844b08a8a3fb6ca886d280/FLAGd1a13e5d3 [2022-12-14 23:43:36,507 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaffdea0-50ed-4357-8468-7a5963ac6274/bin/ukojak-rkRKPMF4O4/data/7b04528ff/118a7456cf844b08a8a3fb6ca886d280 [2022-12-14 23:43:36,510 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:43:36,511 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:43:36,512 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:43:36,512 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:43:36,515 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:43:36,515 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:43:36" (1/1) ... [2022-12-14 23:43:36,516 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40e66160 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:43:36, skipping insertion in model container [2022-12-14 23:43:36,516 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:43:36" (1/1) ... [2022-12-14 23:43:36,522 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:43:36,537 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:43:36,639 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:43:36,643 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:43:36,643 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:43:36,644 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:43:36,644 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:43:36,646 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:43:36,646 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:43:36,647 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:43:36,649 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:43:36,650 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:43:36,650 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:43:36,651 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:43:36,652 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:43:36,653 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:43:36,653 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:43:36,654 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:43:36,660 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaffdea0-50ed-4357-8468-7a5963ac6274/sv-benchmarks/c/weaver/popl20-commit-1.wvr.c[4604,4617] [2022-12-14 23:43:36,664 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:43:36,671 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:43:36,681 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:43:36,682 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:43:36,682 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:43:36,683 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:43:36,683 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:43:36,684 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:43:36,684 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:43:36,685 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:43:36,686 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:43:36,687 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:43:36,687 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:43:36,688 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:43:36,688 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:43:36,689 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:43:36,689 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:43:36,690 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:43:36,694 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaffdea0-50ed-4357-8468-7a5963ac6274/sv-benchmarks/c/weaver/popl20-commit-1.wvr.c[4604,4617] [2022-12-14 23:43:36,697 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:43:36,707 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:43:36,707 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:43:36 WrapperNode [2022-12-14 23:43:36,708 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:43:36,708 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:43:36,708 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:43:36,708 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:43:36,713 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:43:36" (1/1) ... [2022-12-14 23:43:36,720 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:43:36" (1/1) ... [2022-12-14 23:43:36,734 INFO L138 Inliner]: procedures = 25, calls = 68, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 107 [2022-12-14 23:43:36,734 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:43:36,735 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:43:36,735 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:43:36,735 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:43:36,742 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:43:36" (1/1) ... [2022-12-14 23:43:36,742 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:43:36" (1/1) ... [2022-12-14 23:43:36,744 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:43:36" (1/1) ... [2022-12-14 23:43:36,745 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:43:36" (1/1) ... [2022-12-14 23:43:36,750 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:43:36" (1/1) ... [2022-12-14 23:43:36,753 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:43:36" (1/1) ... [2022-12-14 23:43:36,755 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:43:36" (1/1) ... [2022-12-14 23:43:36,755 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:43:36" (1/1) ... [2022-12-14 23:43:36,757 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:43:36,758 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:43:36,758 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:43:36,758 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:43:36,759 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:43:36" (1/1) ... [2022-12-14 23:43:36,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:43:36,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaffdea0-50ed-4357-8468-7a5963ac6274/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:43:36,780 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaffdea0-50ed-4357-8468-7a5963ac6274/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:43:36,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaffdea0-50ed-4357-8468-7a5963ac6274/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:43:36,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 23:43:36,814 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 23:43:36,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 23:43:36,814 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2022-12-14 23:43:36,814 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2022-12-14 23:43:36,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 23:43:36,814 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-14 23:43:36,814 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-14 23:43:36,814 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-14 23:43:36,815 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-14 23:43:36,815 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-12-14 23:43:36,815 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-12-14 23:43:36,815 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 23:43:36,815 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 23:43:36,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 23:43:36,815 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 23:43:36,816 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 23:43:36,816 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 23:43:36,816 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:43:36,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:43:36,816 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 23:43:36,817 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 23:43:36,899 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:43:36,900 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:43:37,205 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:43:37,438 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:43:37,438 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-12-14 23:43:37,439 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L59 is neither atomic block end nor a sink node. [2022-12-14 23:43:37,440 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 23:43:37,444 INFO L158 Benchmark]: Toolchain (without parser) took 931.86ms. Allocated memory was 144.7MB in the beginning and 174.1MB in the end (delta: 29.4MB). Free memory was 109.9MB in the beginning and 122.2MB in the end (delta: -12.3MB). Peak memory consumption was 63.4MB. Max. memory is 16.1GB. [2022-12-14 23:43:37,444 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 144.7MB. Free memory is still 88.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:43:37,445 INFO L158 Benchmark]: CACSL2BoogieTranslator took 195.89ms. Allocated memory is still 144.7MB. Free memory was 109.3MB in the beginning and 95.3MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 23:43:37,445 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.24ms. Allocated memory is still 144.7MB. Free memory was 95.3MB in the beginning and 93.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:43:37,446 INFO L158 Benchmark]: Boogie Preprocessor took 22.52ms. Allocated memory is still 144.7MB. Free memory was 93.1MB in the beginning and 91.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:43:37,447 INFO L158 Benchmark]: RCFGBuilder took 684.20ms. Allocated memory was 144.7MB in the beginning and 174.1MB in the end (delta: 29.4MB). Free memory was 91.7MB in the beginning and 122.2MB in the end (delta: -30.6MB). Peak memory consumption was 44.5MB. Max. memory is 16.1GB. [2022-12-14 23:43:37,449 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 144.7MB. Free memory is still 88.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 195.89ms. Allocated memory is still 144.7MB. Free memory was 109.3MB in the beginning and 95.3MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.24ms. Allocated memory is still 144.7MB. Free memory was 95.3MB in the beginning and 93.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.52ms. Allocated memory is still 144.7MB. Free memory was 93.1MB in the beginning and 91.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 684.20ms. Allocated memory was 144.7MB in the beginning and 174.1MB in the end (delta: 29.4MB). Free memory was 91.7MB in the beginning and 122.2MB in the end (delta: -30.6MB). Peak memory consumption was 44.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 23:43:37,465 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaffdea0-50ed-4357-8468-7a5963ac6274/bin/ukojak-rkRKPMF4O4/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaffdea0-50ed-4357-8468-7a5963ac6274/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaffdea0-50ed-4357-8468-7a5963ac6274/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaffdea0-50ed-4357-8468-7a5963ac6274/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaffdea0-50ed-4357-8468-7a5963ac6274/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-commit-1.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaffdea0-50ed-4357-8468-7a5963ac6274/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaffdea0-50ed-4357-8468-7a5963ac6274/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4b2db95108d1ec3739bf941ab9d238fd5c3dd7467faa747c6c0552ae2048ee95 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 23:43:39,150 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:43:39,151 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:43:39,163 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:43:39,164 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:43:39,164 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:43:39,165 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:43:39,166 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:43:39,167 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:43:39,168 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:43:39,169 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:43:39,169 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:43:39,169 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:43:39,170 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:43:39,171 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:43:39,171 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:43:39,172 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:43:39,173 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:43:39,174 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:43:39,175 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:43:39,176 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:43:39,177 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:43:39,177 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:43:39,178 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:43:39,180 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:43:39,180 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:43:39,181 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:43:39,181 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:43:39,181 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:43:39,182 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:43:39,182 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:43:39,183 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:43:39,183 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:43:39,184 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:43:39,193 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:43:39,194 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:43:39,194 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:43:39,195 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:43:39,195 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:43:39,196 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:43:39,196 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:43:39,197 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaffdea0-50ed-4357-8468-7a5963ac6274/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-12-14 23:43:39,213 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:43:39,213 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:43:39,213 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 23:43:39,213 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 23:43:39,214 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:43:39,214 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:43:39,214 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:43:39,214 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 23:43:39,214 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 23:43:39,215 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 23:43:39,215 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:43:39,215 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 23:43:39,215 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:43:39,215 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 23:43:39,215 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 23:43:39,215 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 23:43:39,215 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 23:43:39,215 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 23:43:39,216 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 23:43:39,216 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 23:43:39,216 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:43:39,216 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 23:43:39,216 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:43:39,216 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:43:39,216 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:43:39,216 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:43:39,217 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:43:39,217 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:43:39,217 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 23:43:39,217 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 23:43:39,217 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 23:43:39,217 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 23:43:39,217 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 23:43:39,217 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 23:43:39,218 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaffdea0-50ed-4357-8468-7a5963ac6274/bin/ukojak-rkRKPMF4O4/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaffdea0-50ed-4357-8468-7a5963ac6274/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4b2db95108d1ec3739bf941ab9d238fd5c3dd7467faa747c6c0552ae2048ee95 [2022-12-14 23:43:39,425 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:43:39,441 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:43:39,443 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:43:39,443 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:43:39,444 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:43:39,445 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaffdea0-50ed-4357-8468-7a5963ac6274/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/popl20-commit-1.wvr.c [2022-12-14 23:43:42,050 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:43:42,198 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:43:42,199 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaffdea0-50ed-4357-8468-7a5963ac6274/sv-benchmarks/c/weaver/popl20-commit-1.wvr.c [2022-12-14 23:43:42,206 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaffdea0-50ed-4357-8468-7a5963ac6274/bin/ukojak-rkRKPMF4O4/data/2f4c716f2/5d146c91447a4eaab530320cf28c5f5e/FLAGf91094737 [2022-12-14 23:43:42,218 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaffdea0-50ed-4357-8468-7a5963ac6274/bin/ukojak-rkRKPMF4O4/data/2f4c716f2/5d146c91447a4eaab530320cf28c5f5e [2022-12-14 23:43:42,220 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:43:42,222 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:43:42,223 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:43:42,223 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:43:42,225 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:43:42,226 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:43:42" (1/1) ... [2022-12-14 23:43:42,226 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fef9fed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:43:42, skipping insertion in model container [2022-12-14 23:43:42,227 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:43:42" (1/1) ... [2022-12-14 23:43:42,232 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:43:42,252 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:43:42,384 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:43:42,391 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:43:42,392 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:43:42,394 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:43:42,394 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:43:42,396 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:43:42,396 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:43:42,398 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:43:42,402 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:43:42,404 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:43:42,404 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:43:42,406 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:43:42,407 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:43:42,409 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:43:42,409 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:43:42,411 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:43:42,420 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaffdea0-50ed-4357-8468-7a5963ac6274/sv-benchmarks/c/weaver/popl20-commit-1.wvr.c[4604,4617] [2022-12-14 23:43:42,427 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:43:42,439 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-12-14 23:43:42,444 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:43:42,449 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:43:42,451 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:43:42,451 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:43:42,452 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:43:42,452 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:43:42,454 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:43:42,454 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:43:42,455 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:43:42,456 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:43:42,458 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:43:42,458 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:43:42,460 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:43:42,461 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:43:42,462 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:43:42,462 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:43:42,463 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:43:42,468 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaffdea0-50ed-4357-8468-7a5963ac6274/sv-benchmarks/c/weaver/popl20-commit-1.wvr.c[4604,4617] [2022-12-14 23:43:42,471 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:43:42,475 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:43:42,486 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:43:42,488 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:43:42,488 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:43:42,489 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:43:42,489 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:43:42,490 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:43:42,491 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:43:42,492 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:43:42,493 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:43:42,494 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:43:42,494 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:43:42,495 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:43:42,496 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:43:42,497 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:43:42,497 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 23:43:42,498 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 23:43:42,502 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaffdea0-50ed-4357-8468-7a5963ac6274/sv-benchmarks/c/weaver/popl20-commit-1.wvr.c[4604,4617] [2022-12-14 23:43:42,506 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:43:42,522 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:43:42,523 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:43:42 WrapperNode [2022-12-14 23:43:42,523 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:43:42,524 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:43:42,524 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:43:42,524 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:43:42,530 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:43:42" (1/1) ... [2022-12-14 23:43:42,541 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:43:42" (1/1) ... [2022-12-14 23:43:42,560 INFO L138 Inliner]: procedures = 27, calls = 68, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 99 [2022-12-14 23:43:42,560 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:43:42,561 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:43:42,561 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:43:42,561 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:43:42,569 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:43:42" (1/1) ... [2022-12-14 23:43:42,570 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:43:42" (1/1) ... [2022-12-14 23:43:42,574 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:43:42" (1/1) ... [2022-12-14 23:43:42,574 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:43:42" (1/1) ... [2022-12-14 23:43:42,583 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:43:42" (1/1) ... [2022-12-14 23:43:42,587 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:43:42" (1/1) ... [2022-12-14 23:43:42,589 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:43:42" (1/1) ... [2022-12-14 23:43:42,591 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:43:42" (1/1) ... [2022-12-14 23:43:42,594 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:43:42,595 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:43:42,595 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:43:42,595 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:43:42,596 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:43:42" (1/1) ... [2022-12-14 23:43:42,601 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:43:42,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaffdea0-50ed-4357-8468-7a5963ac6274/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:43:42,620 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaffdea0-50ed-4357-8468-7a5963ac6274/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:43:42,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaffdea0-50ed-4357-8468-7a5963ac6274/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:43:42,654 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 23:43:42,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 23:43:42,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 23:43:42,655 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2022-12-14 23:43:42,655 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2022-12-14 23:43:42,655 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 23:43:42,655 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-14 23:43:42,655 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-14 23:43:42,656 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-14 23:43:42,656 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-14 23:43:42,656 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-12-14 23:43:42,656 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-12-14 23:43:42,656 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 23:43:42,656 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 23:43:42,656 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 23:43:42,656 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 23:43:42,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 23:43:42,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:43:42,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:43:42,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 23:43:42,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 23:43:42,659 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 23:43:42,759 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:43:42,760 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:43:43,115 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:43:43,350 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:43:43,350 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-12-14 23:43:43,351 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L59 is neither atomic block end nor a sink node. [2022-12-14 23:43:43,351 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 23:43:43,354 INFO L158 Benchmark]: Toolchain (without parser) took 1131.84ms. Allocated memory is still 71.3MB. Free memory was 42.4MB in the beginning and 47.1MB in the end (delta: -4.7MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. [2022-12-14 23:43:43,354 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 50.3MB. Free memory was 28.9MB in the beginning and 28.8MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 23:43:43,354 INFO L158 Benchmark]: CACSL2BoogieTranslator took 300.51ms. Allocated memory is still 71.3MB. Free memory was 42.0MB in the beginning and 41.7MB in the end (delta: 301.1kB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2022-12-14 23:43:43,355 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.19ms. Allocated memory is still 71.3MB. Free memory was 41.7MB in the beginning and 39.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:43:43,355 INFO L158 Benchmark]: Boogie Preprocessor took 33.43ms. Allocated memory is still 71.3MB. Free memory was 39.9MB in the beginning and 37.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 23:43:43,356 INFO L158 Benchmark]: RCFGBuilder took 757.95ms. Allocated memory is still 71.3MB. Free memory was 37.6MB in the beginning and 47.1MB in the end (delta: -9.5MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. [2022-12-14 23:43:43,357 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 50.3MB. Free memory was 28.9MB in the beginning and 28.8MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 300.51ms. Allocated memory is still 71.3MB. Free memory was 42.0MB in the beginning and 41.7MB in the end (delta: 301.1kB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.19ms. Allocated memory is still 71.3MB. Free memory was 41.7MB in the beginning and 39.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.43ms. Allocated memory is still 71.3MB. Free memory was 39.9MB in the beginning and 37.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 757.95ms. Allocated memory is still 71.3MB. Free memory was 37.6MB in the beginning and 47.1MB in the end (delta: -9.5MB). Peak memory consumption was 14.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 23:43:43,370 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaffdea0-50ed-4357-8468-7a5963ac6274/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?