./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-complex/elimination_backoff_stack.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61114db1-be12-4cc4-82ab-920f38092c75/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61114db1-be12-4cc4-82ab-920f38092c75/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_61114db1-be12-4cc4-82ab-920f38092c75/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61114db1-be12-4cc4-82ab-920f38092c75/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-complex/elimination_backoff_stack.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61114db1-be12-4cc4-82ab-920f38092c75/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61114db1-be12-4cc4-82ab-920f38092c75/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 115e066856baca443b44a0f6b5ce54f74ba2b2820e5612bf4393c0e893767d55 --- 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 [2022-12-15 02:24:22,121 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:24:22,124 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:24:22,142 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:24:22,143 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:24:22,144 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:24:22,145 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:24:22,147 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:24:22,148 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:24:22,149 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:24:22,150 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:24:22,151 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:24:22,152 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:24:22,153 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:24:22,154 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:24:22,155 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:24:22,156 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:24:22,157 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:24:22,158 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:24:22,160 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:24:22,162 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:24:22,163 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:24:22,164 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:24:22,165 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:24:22,168 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:24:22,169 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:24:22,169 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:24:22,170 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:24:22,170 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:24:22,171 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:24:22,172 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:24:22,172 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:24:22,173 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:24:22,174 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:24:22,175 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:24:22,175 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:24:22,176 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:24:22,176 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:24:22,176 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:24:22,177 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:24:22,177 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:24:22,178 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61114db1-be12-4cc4-82ab-920f38092c75/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-15 02:24:22,199 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:24:22,199 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:24:22,200 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 02:24:22,200 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 02:24:22,201 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:24:22,201 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:24:22,201 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:24:22,201 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 02:24:22,201 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 02:24:22,202 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 02:24:22,202 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:24:22,202 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 02:24:22,202 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:24:22,202 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 02:24:22,203 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 02:24:22,203 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 02:24:22,203 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:24:22,203 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 02:24:22,203 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:24:22,204 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:24:22,204 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:24:22,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:24:22,204 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:24:22,204 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:24:22,205 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 02:24:22,205 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 02:24:22,205 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 02:24:22,205 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 02:24:22,205 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_61114db1-be12-4cc4-82ab-920f38092c75/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61114db1-be12-4cc4-82ab-920f38092c75/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 115e066856baca443b44a0f6b5ce54f74ba2b2820e5612bf4393c0e893767d55 [2022-12-15 02:24:22,388 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:24:22,407 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:24:22,409 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:24:22,410 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:24:22,410 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:24:22,412 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61114db1-be12-4cc4-82ab-920f38092c75/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread-complex/elimination_backoff_stack.i [2022-12-15 02:24:24,966 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:24:25,168 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:24:25,169 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61114db1-be12-4cc4-82ab-920f38092c75/sv-benchmarks/c/pthread-complex/elimination_backoff_stack.i [2022-12-15 02:24:25,180 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61114db1-be12-4cc4-82ab-920f38092c75/bin/ukojak-rkRKPMF4O4/data/a633d43b6/0a7f2f611a7943899938ea0b597d89c0/FLAGf24e5f582 [2022-12-15 02:24:25,194 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61114db1-be12-4cc4-82ab-920f38092c75/bin/ukojak-rkRKPMF4O4/data/a633d43b6/0a7f2f611a7943899938ea0b597d89c0 [2022-12-15 02:24:25,197 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:24:25,198 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:24:25,199 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:24:25,199 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:24:25,203 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:24:25,203 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:24:25" (1/1) ... [2022-12-15 02:24:25,204 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f5e8b55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:24:25, skipping insertion in model container [2022-12-15 02:24:25,204 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:24:25" (1/1) ... [2022-12-15 02:24:25,212 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:24:25,259 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:24:25,834 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:24:25,835 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:24:25,837 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:24:25,837 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:24:25,840 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:24:25,841 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:24:25,843 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:24:25,845 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:24:25,848 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:24:25,849 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:24:25,860 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:24:25,861 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:24:25,863 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:24:25,864 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:24:25,865 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:24:25,869 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:24:25,879 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_61114db1-be12-4cc4-82ab-920f38092c75/sv-benchmarks/c/pthread-complex/elimination_backoff_stack.i[63494,63507] [2022-12-15 02:24:25,883 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:24:25,884 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:24:25,885 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:24:25,886 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:24:25,887 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:24:25,887 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:24:25,888 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:24:25,889 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:24:25,905 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:24:25,916 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 02:24:25,952 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:24:25,953 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:24:25,954 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:24:25,955 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:24:25,956 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:24:25,957 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:24:25,958 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:24:25,959 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:24:25,960 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:24:25,961 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:24:25,969 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:24:25,970 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:24:25,972 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:24:25,973 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:24:25,974 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:24:25,977 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:24:25,982 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_61114db1-be12-4cc4-82ab-920f38092c75/sv-benchmarks/c/pthread-complex/elimination_backoff_stack.i[63494,63507] [2022-12-15 02:24:25,983 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:24:25,983 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:24:25,984 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:24:25,984 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:24:25,985 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:24:25,985 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:24:25,985 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:24:25,986 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:24:25,995 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:24:26,092 INFO L208 MainTranslator]: Completed translation [2022-12-15 02:24:26,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:24:26 WrapperNode [2022-12-15 02:24:26,093 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:24:26,094 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 02:24:26,094 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 02:24:26,094 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 02:24:26,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:24:26" (1/1) ... [2022-12-15 02:24:26,132 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:24:26" (1/1) ... [2022-12-15 02:24:26,158 INFO L138 Inliner]: procedures = 397, calls = 214, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 280 [2022-12-15 02:24:26,158 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 02:24:26,159 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 02:24:26,159 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 02:24:26,159 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 02:24:26,166 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:24:26" (1/1) ... [2022-12-15 02:24:26,166 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:24:26" (1/1) ... [2022-12-15 02:24:26,172 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:24:26" (1/1) ... [2022-12-15 02:24:26,172 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:24:26" (1/1) ... [2022-12-15 02:24:26,192 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:24:26" (1/1) ... [2022-12-15 02:24:26,194 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:24:26" (1/1) ... [2022-12-15 02:24:26,196 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:24:26" (1/1) ... [2022-12-15 02:24:26,198 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:24:26" (1/1) ... [2022-12-15 02:24:26,202 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 02:24:26,203 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 02:24:26,203 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 02:24:26,203 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 02:24:26,204 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:24:26" (1/1) ... [2022-12-15 02:24:26,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:24:26,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61114db1-be12-4cc4-82ab-920f38092c75/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 02:24:26,227 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61114db1-be12-4cc4-82ab-920f38092c75/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 02:24:26,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61114db1-be12-4cc4-82ab-920f38092c75/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 02:24:26,254 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-15 02:24:26,254 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 02:24:26,254 INFO L130 BoogieDeclarations]: Found specification of procedure ti_cas [2022-12-15 02:24:26,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_cas [2022-12-15 02:24:26,254 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-15 02:24:26,254 INFO L130 BoogieDeclarations]: Found specification of procedure checkInvariant [2022-12-15 02:24:26,254 INFO L138 BoogieDeclarations]: Found implementation of procedure checkInvariant [2022-12-15 02:24:26,254 INFO L130 BoogieDeclarations]: Found specification of procedure LesOP [2022-12-15 02:24:26,255 INFO L138 BoogieDeclarations]: Found implementation of procedure LesOP [2022-12-15 02:24:26,255 INFO L130 BoogieDeclarations]: Found specification of procedure DecrIncr_Push [2022-12-15 02:24:26,255 INFO L138 BoogieDeclarations]: Found implementation of procedure DecrIncr_Push [2022-12-15 02:24:26,255 INFO L130 BoogieDeclarations]: Found specification of procedure FinishCollision [2022-12-15 02:24:26,255 INFO L138 BoogieDeclarations]: Found implementation of procedure FinishCollision [2022-12-15 02:24:26,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 02:24:26,255 INFO L130 BoogieDeclarations]: Found specification of procedure DecrIncr_Pop [2022-12-15 02:24:26,255 INFO L138 BoogieDeclarations]: Found implementation of procedure DecrIncr_Pop [2022-12-15 02:24:26,255 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 02:24:26,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-15 02:24:26,255 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_c_cas [2022-12-15 02:24:26,255 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_c_cas [2022-12-15 02:24:26,256 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush2 [2022-12-15 02:24:26,256 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush2 [2022-12-15 02:24:26,256 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush1 [2022-12-15 02:24:26,256 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush1 [2022-12-15 02:24:26,256 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush0 [2022-12-15 02:24:26,256 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush0 [2022-12-15 02:24:26,256 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 02:24:26,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 02:24:26,256 INFO L130 BoogieDeclarations]: Found specification of procedure Pop [2022-12-15 02:24:26,256 INFO L138 BoogieDeclarations]: Found implementation of procedure Pop [2022-12-15 02:24:26,256 INFO L130 BoogieDeclarations]: Found specification of procedure Incr_Pop [2022-12-15 02:24:26,256 INFO L138 BoogieDeclarations]: Found implementation of procedure Incr_Pop [2022-12-15 02:24:26,257 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-15 02:24:26,257 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-15 02:24:26,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 02:24:26,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-15 02:24:26,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-15 02:24:26,257 INFO L130 BoogieDeclarations]: Found specification of procedure Incr_Push [2022-12-15 02:24:26,257 INFO L138 BoogieDeclarations]: Found implementation of procedure Incr_Push [2022-12-15 02:24:26,257 INFO L130 BoogieDeclarations]: Found specification of procedure Push [2022-12-15 02:24:26,257 INFO L138 BoogieDeclarations]: Found implementation of procedure Push [2022-12-15 02:24:26,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 02:24:26,257 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop5 [2022-12-15 02:24:26,257 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop5 [2022-12-15 02:24:26,257 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop6 [2022-12-15 02:24:26,258 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop6 [2022-12-15 02:24:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop3 [2022-12-15 02:24:26,258 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop3 [2022-12-15 02:24:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_ti_cas [2022-12-15 02:24:26,258 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_ti_cas [2022-12-15 02:24:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop4 [2022-12-15 02:24:26,258 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop4 [2022-12-15 02:24:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure TryPerformStackOp [2022-12-15 02:24:26,258 INFO L138 BoogieDeclarations]: Found implementation of procedure TryPerformStackOp [2022-12-15 02:24:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure malloc_ThreadInfo [2022-12-15 02:24:26,258 INFO L138 BoogieDeclarations]: Found implementation of procedure malloc_ThreadInfo [2022-12-15 02:24:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 02:24:26,260 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-15 02:24:26,417 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 02:24:26,420 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 02:24:26,911 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 02:24:27,133 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 02:24:27,133 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-15 02:24:27,134 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L1493 is neither atomic block end nor a sink node. [2022-12-15 02:24:27,135 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-15 02:24:27,138 INFO L158 Benchmark]: Toolchain (without parser) took 1939.31ms. Allocated memory was 132.1MB in the beginning and 159.4MB in the end (delta: 27.3MB). Free memory was 97.1MB in the beginning and 81.9MB in the end (delta: 15.2MB). Peak memory consumption was 68.2MB. Max. memory is 16.1GB. [2022-12-15 02:24:27,138 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 132.1MB. Free memory is still 74.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:24:27,139 INFO L158 Benchmark]: CACSL2BoogieTranslator took 893.62ms. Allocated memory was 132.1MB in the beginning and 159.4MB in the end (delta: 27.3MB). Free memory was 97.1MB in the beginning and 126.3MB in the end (delta: -29.1MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2022-12-15 02:24:27,139 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.77ms. Allocated memory is still 159.4MB. Free memory was 126.2MB in the beginning and 125.6MB in the end (delta: 648.9kB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. [2022-12-15 02:24:27,139 INFO L158 Benchmark]: Boogie Preprocessor took 43.32ms. Allocated memory is still 159.4MB. Free memory was 125.6MB in the beginning and 121.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-15 02:24:27,140 INFO L158 Benchmark]: RCFGBuilder took 933.88ms. Allocated memory is still 159.4MB. Free memory was 121.4MB in the beginning and 81.9MB in the end (delta: 39.5MB). Peak memory consumption was 63.6MB. Max. memory is 16.1GB. [2022-12-15 02:24:27,142 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 132.1MB. Free memory is still 74.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 893.62ms. Allocated memory was 132.1MB in the beginning and 159.4MB in the end (delta: 27.3MB). Free memory was 97.1MB in the beginning and 126.3MB in the end (delta: -29.1MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.77ms. Allocated memory is still 159.4MB. Free memory was 126.2MB in the beginning and 125.6MB in the end (delta: 648.9kB). Peak memory consumption was 6.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.32ms. Allocated memory is still 159.4MB. Free memory was 125.6MB in the beginning and 121.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 933.88ms. Allocated memory is still 159.4MB. Free memory was 121.4MB in the beginning and 81.9MB in the end (delta: 39.5MB). Peak memory consumption was 63.6MB. 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. [2022-12-15 02:24:27,155 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61114db1-be12-4cc4-82ab-920f38092c75/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61114db1-be12-4cc4-82ab-920f38092c75/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61114db1-be12-4cc4-82ab-920f38092c75/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_61114db1-be12-4cc4-82ab-920f38092c75/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61114db1-be12-4cc4-82ab-920f38092c75/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-complex/elimination_backoff_stack.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61114db1-be12-4cc4-82ab-920f38092c75/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61114db1-be12-4cc4-82ab-920f38092c75/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 115e066856baca443b44a0f6b5ce54f74ba2b2820e5612bf4393c0e893767d55 --- 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 [2022-12-15 02:24:28,835 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:24:28,837 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:24:28,850 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:24:28,850 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:24:28,851 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:24:28,852 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:24:28,853 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:24:28,854 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:24:28,855 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:24:28,855 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:24:28,856 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:24:28,856 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:24:28,857 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:24:28,857 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:24:28,858 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:24:28,859 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:24:28,859 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:24:28,860 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:24:28,861 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:24:28,862 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:24:28,863 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:24:28,864 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:24:28,864 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:24:28,867 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:24:28,867 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:24:28,867 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:24:28,868 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:24:28,868 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:24:28,868 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:24:28,869 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:24:28,869 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:24:28,873 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:24:28,875 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:24:28,876 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:24:28,876 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:24:28,877 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:24:28,877 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:24:28,877 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:24:28,878 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:24:28,878 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:24:28,879 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61114db1-be12-4cc4-82ab-920f38092c75/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-12-15 02:24:28,894 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:24:28,894 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:24:28,895 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 02:24:28,895 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 02:24:28,895 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:24:28,895 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:24:28,896 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:24:28,896 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 02:24:28,896 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 02:24:28,896 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:24:28,896 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 02:24:28,896 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:24:28,896 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 02:24:28,896 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-15 02:24:28,897 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-15 02:24:28,897 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-15 02:24:28,897 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 02:24:28,897 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 02:24:28,897 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:24:28,897 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 02:24:28,897 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:24:28,897 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:24:28,898 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:24:28,898 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:24:28,898 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:24:28,898 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:24:28,898 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 02:24:28,898 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-15 02:24:28,898 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-15 02:24:28,898 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 02:24:28,899 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-15 02:24:28,899 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-15 02:24:28,899 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_61114db1-be12-4cc4-82ab-920f38092c75/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61114db1-be12-4cc4-82ab-920f38092c75/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 115e066856baca443b44a0f6b5ce54f74ba2b2820e5612bf4393c0e893767d55 [2022-12-15 02:24:29,095 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:24:29,109 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:24:29,111 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:24:29,112 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:24:29,112 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:24:29,113 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61114db1-be12-4cc4-82ab-920f38092c75/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread-complex/elimination_backoff_stack.i [2022-12-15 02:24:31,720 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:24:31,932 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:24:31,933 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61114db1-be12-4cc4-82ab-920f38092c75/sv-benchmarks/c/pthread-complex/elimination_backoff_stack.i [2022-12-15 02:24:31,943 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61114db1-be12-4cc4-82ab-920f38092c75/bin/ukojak-rkRKPMF4O4/data/f3e4a0562/df2fbe51ce7f444aa64930dd879ab330/FLAG85967abe1 [2022-12-15 02:24:31,954 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61114db1-be12-4cc4-82ab-920f38092c75/bin/ukojak-rkRKPMF4O4/data/f3e4a0562/df2fbe51ce7f444aa64930dd879ab330 [2022-12-15 02:24:31,956 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:24:31,957 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:24:31,958 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:24:31,958 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:24:31,960 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:24:31,961 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:24:31" (1/1) ... [2022-12-15 02:24:31,961 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74378755 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:24:31, skipping insertion in model container [2022-12-15 02:24:31,961 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:24:31" (1/1) ... [2022-12-15 02:24:31,966 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:24:32,002 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:24:32,496 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:24:32,497 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:24:32,498 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:24:32,499 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:24:32,501 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:24:32,501 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:24:32,503 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:24:32,505 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:24:32,506 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:24:32,507 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:24:32,515 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:24:32,516 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:24:32,517 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:24:32,518 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:24:32,519 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:24:32,521 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:24:32,528 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_61114db1-be12-4cc4-82ab-920f38092c75/sv-benchmarks/c/pthread-complex/elimination_backoff_stack.i[63494,63507] [2022-12-15 02:24:32,531 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:24:32,532 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:24:32,533 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:24:32,534 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:24:32,535 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:24:32,535 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:24:32,536 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:24:32,536 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:24:32,547 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:24:32,558 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 02:24:32,586 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:24:32,586 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:24:32,587 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:24:32,588 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:24:32,588 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:24:32,589 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:24:32,589 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:24:32,590 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:24:32,591 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:24:32,592 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:24:32,597 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:24:32,598 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:24:32,599 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:24:32,600 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:24:32,600 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:24:32,602 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:24:32,606 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_61114db1-be12-4cc4-82ab-920f38092c75/sv-benchmarks/c/pthread-complex/elimination_backoff_stack.i[63494,63507] [2022-12-15 02:24:32,606 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:24:32,607 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:24:32,607 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:24:32,608 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:24:32,613 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:24:32,613 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:24:32,614 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 02:24:32,614 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 02:24:32,623 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:24:32,716 INFO L208 MainTranslator]: Completed translation [2022-12-15 02:24:32,717 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:24:32 WrapperNode [2022-12-15 02:24:32,717 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:24:32,718 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 02:24:32,718 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 02:24:32,718 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 02:24:32,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:24:32" (1/1) ... [2022-12-15 02:24:32,749 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:24:32" (1/1) ... [2022-12-15 02:24:32,775 INFO L138 Inliner]: procedures = 401, calls = 214, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 272 [2022-12-15 02:24:32,775 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 02:24:32,776 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 02:24:32,776 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 02:24:32,776 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 02:24:32,784 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:24:32" (1/1) ... [2022-12-15 02:24:32,785 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:24:32" (1/1) ... [2022-12-15 02:24:32,789 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:24:32" (1/1) ... [2022-12-15 02:24:32,789 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:24:32" (1/1) ... [2022-12-15 02:24:32,803 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:24:32" (1/1) ... [2022-12-15 02:24:32,805 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:24:32" (1/1) ... [2022-12-15 02:24:32,808 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:24:32" (1/1) ... [2022-12-15 02:24:32,809 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:24:32" (1/1) ... [2022-12-15 02:24:32,814 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 02:24:32,814 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 02:24:32,814 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 02:24:32,814 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 02:24:32,815 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:24:32" (1/1) ... [2022-12-15 02:24:32,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:24:32,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61114db1-be12-4cc4-82ab-920f38092c75/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 02:24:32,838 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61114db1-be12-4cc4-82ab-920f38092c75/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 02:24:32,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61114db1-be12-4cc4-82ab-920f38092c75/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 02:24:32,870 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-15 02:24:32,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 02:24:32,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-15 02:24:32,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-12-15 02:24:32,871 INFO L130 BoogieDeclarations]: Found specification of procedure ti_cas [2022-12-15 02:24:32,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ti_cas [2022-12-15 02:24:32,871 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-15 02:24:32,871 INFO L130 BoogieDeclarations]: Found specification of procedure checkInvariant [2022-12-15 02:24:32,871 INFO L138 BoogieDeclarations]: Found implementation of procedure checkInvariant [2022-12-15 02:24:32,871 INFO L130 BoogieDeclarations]: Found specification of procedure LesOP [2022-12-15 02:24:32,871 INFO L138 BoogieDeclarations]: Found implementation of procedure LesOP [2022-12-15 02:24:32,871 INFO L130 BoogieDeclarations]: Found specification of procedure DecrIncr_Push [2022-12-15 02:24:32,871 INFO L138 BoogieDeclarations]: Found implementation of procedure DecrIncr_Push [2022-12-15 02:24:32,872 INFO L130 BoogieDeclarations]: Found specification of procedure FinishCollision [2022-12-15 02:24:32,872 INFO L138 BoogieDeclarations]: Found implementation of procedure FinishCollision [2022-12-15 02:24:32,872 INFO L130 BoogieDeclarations]: Found specification of procedure DecrIncr_Pop [2022-12-15 02:24:32,872 INFO L138 BoogieDeclarations]: Found implementation of procedure DecrIncr_Pop [2022-12-15 02:24:32,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 02:24:32,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-15 02:24:32,872 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_c_cas [2022-12-15 02:24:32,872 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_c_cas [2022-12-15 02:24:32,873 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush2 [2022-12-15 02:24:32,873 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush2 [2022-12-15 02:24:32,873 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush1 [2022-12-15 02:24:32,873 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush1 [2022-12-15 02:24:32,873 INFO L130 BoogieDeclarations]: Found specification of procedure instrPush0 [2022-12-15 02:24:32,873 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPush0 [2022-12-15 02:24:32,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 02:24:32,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 02:24:32,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-15 02:24:32,874 INFO L130 BoogieDeclarations]: Found specification of procedure Pop [2022-12-15 02:24:32,874 INFO L138 BoogieDeclarations]: Found implementation of procedure Pop [2022-12-15 02:24:32,874 INFO L130 BoogieDeclarations]: Found specification of procedure Incr_Pop [2022-12-15 02:24:32,874 INFO L138 BoogieDeclarations]: Found implementation of procedure Incr_Pop [2022-12-15 02:24:32,874 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-15 02:24:32,874 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-15 02:24:32,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 02:24:32,874 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-15 02:24:32,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-15 02:24:32,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-15 02:24:32,875 INFO L130 BoogieDeclarations]: Found specification of procedure Incr_Push [2022-12-15 02:24:32,875 INFO L138 BoogieDeclarations]: Found implementation of procedure Incr_Push [2022-12-15 02:24:32,875 INFO L130 BoogieDeclarations]: Found specification of procedure Push [2022-12-15 02:24:32,875 INFO L138 BoogieDeclarations]: Found implementation of procedure Push [2022-12-15 02:24:32,875 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop5 [2022-12-15 02:24:32,875 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop5 [2022-12-15 02:24:32,875 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop6 [2022-12-15 02:24:32,876 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop6 [2022-12-15 02:24:32,876 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop3 [2022-12-15 02:24:32,876 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop3 [2022-12-15 02:24:32,876 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_ti_cas [2022-12-15 02:24:32,876 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_ti_cas [2022-12-15 02:24:32,876 INFO L130 BoogieDeclarations]: Found specification of procedure instrPop4 [2022-12-15 02:24:32,876 INFO L138 BoogieDeclarations]: Found implementation of procedure instrPop4 [2022-12-15 02:24:32,876 INFO L130 BoogieDeclarations]: Found specification of procedure TryPerformStackOp [2022-12-15 02:24:32,876 INFO L138 BoogieDeclarations]: Found implementation of procedure TryPerformStackOp [2022-12-15 02:24:32,877 INFO L130 BoogieDeclarations]: Found specification of procedure malloc_ThreadInfo [2022-12-15 02:24:32,877 INFO L138 BoogieDeclarations]: Found implementation of procedure malloc_ThreadInfo [2022-12-15 02:24:32,878 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-15 02:24:33,072 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 02:24:33,074 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 02:24:33,804 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 02:24:34,092 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 02:24:34,092 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-15 02:24:34,093 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L1493 is neither atomic block end nor a sink node. [2022-12-15 02:24:34,093 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-15 02:24:34,097 INFO L158 Benchmark]: Toolchain (without parser) took 2139.42ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 38.6MB in the beginning and 45.3MB in the end (delta: -6.7MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. [2022-12-15 02:24:34,098 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 48.2MB. Free memory was 26.6MB in the beginning and 26.5MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:24:34,098 INFO L158 Benchmark]: CACSL2BoogieTranslator took 759.45ms. Allocated memory is still 73.4MB. Free memory was 38.4MB in the beginning and 44.9MB in the end (delta: -6.5MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2022-12-15 02:24:34,099 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.55ms. Allocated memory is still 73.4MB. Free memory was 44.9MB in the beginning and 41.1MB in the end (delta: 3.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:24:34,099 INFO L158 Benchmark]: Boogie Preprocessor took 37.86ms. Allocated memory is still 73.4MB. Free memory was 41.1MB in the beginning and 36.6MB in the end (delta: 4.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-15 02:24:34,100 INFO L158 Benchmark]: RCFGBuilder took 1281.27ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 36.2MB in the beginning and 45.3MB in the end (delta: -9.1MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2022-12-15 02:24:34,103 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 48.2MB. Free memory was 26.6MB in the beginning and 26.5MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 759.45ms. Allocated memory is still 73.4MB. Free memory was 38.4MB in the beginning and 44.9MB in the end (delta: -6.5MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.55ms. Allocated memory is still 73.4MB. Free memory was 44.9MB in the beginning and 41.1MB in the end (delta: 3.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.86ms. Allocated memory is still 73.4MB. Free memory was 41.1MB in the beginning and 36.6MB in the end (delta: 4.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1281.27ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 36.2MB in the beginning and 45.3MB in the end (delta: -9.1MB). Peak memory consumption was 22.3MB. 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. [2022-12-15 02:24:34,119 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61114db1-be12-4cc4-82ab-920f38092c75/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?