./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/47_ticket_lock_hc_backoff_vs.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b4f3bf55-077f-4d25-952b-d34ac0e18dd1/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_b4f3bf55-077f-4d25-952b-d34ac0e18dd1/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b4f3bf55-077f-4d25-952b-d34ac0e18dd1/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b4f3bf55-077f-4d25-952b-d34ac0e18dd1/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/47_ticket_lock_hc_backoff_vs.i -s /tmp/vcloud-vcloud-master/worker/run_dir_b4f3bf55-077f-4d25-952b-d34ac0e18dd1/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b4f3bf55-077f-4d25-952b-d34ac0e18dd1/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 219d6b9593945d8bc2315cfe0cf7d7af877793ba ................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b4f3bf55-077f-4d25-952b-d34ac0e18dd1/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_b4f3bf55-077f-4d25-952b-d34ac0e18dd1/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b4f3bf55-077f-4d25-952b-d34ac0e18dd1/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b4f3bf55-077f-4d25-952b-d34ac0e18dd1/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/47_ticket_lock_hc_backoff_vs.i -s /tmp/vcloud-vcloud-master/worker/run_dir_b4f3bf55-077f-4d25-952b-d34ac0e18dd1/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b4f3bf55-077f-4d25-952b-d34ac0e18dd1/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 219d6b9593945d8bc2315cfe0cf7d7af877793ba .................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-01 07:34:29,623 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 07:34:29,624 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 07:34:29,631 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 07:34:29,632 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 07:34:29,632 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 07:34:29,633 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 07:34:29,634 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 07:34:29,636 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 07:34:29,636 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 07:34:29,637 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 07:34:29,638 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 07:34:29,638 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 07:34:29,638 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 07:34:29,639 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 07:34:29,640 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 07:34:29,640 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 07:34:29,641 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 07:34:29,642 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 07:34:29,644 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 07:34:29,645 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 07:34:29,646 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 07:34:29,646 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 07:34:29,647 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 07:34:29,649 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 07:34:29,649 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 07:34:29,649 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 07:34:29,649 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 07:34:29,650 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 07:34:29,650 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 07:34:29,650 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 07:34:29,651 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 07:34:29,651 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 07:34:29,652 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 07:34:29,652 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 07:34:29,652 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 07:34:29,653 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 07:34:29,653 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 07:34:29,653 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 07:34:29,653 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 07:34:29,654 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 07:34:29,654 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b4f3bf55-077f-4d25-952b-d34ac0e18dd1/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-01 07:34:29,663 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 07:34:29,663 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 07:34:29,664 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 07:34:29,664 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 07:34:29,664 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 07:34:29,665 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 07:34:29,665 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 07:34:29,665 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 07:34:29,665 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-01 07:34:29,665 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 07:34:29,665 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 07:34:29,665 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 07:34:29,665 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 07:34:29,665 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 07:34:29,665 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 07:34:29,666 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 07:34:29,666 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 07:34:29,666 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 07:34:29,666 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 07:34:29,666 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 07:34:29,666 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 07:34:29,666 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 07:34:29,666 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 07:34:29,666 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 07:34:29,667 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 07:34:29,667 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 07:34:29,667 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-01 07:34:29,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-01 07:34:29,667 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 07:34:29,667 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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-vcloud-master/worker/run_dir_b4f3bf55-077f-4d25-952b-d34ac0e18dd1/bin/ukojak 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(__VERIFIER_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 -> 219d6b9593945d8bc2315cfe0cf7d7af877793ba [2019-12-01 07:34:29,765 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 07:34:29,773 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 07:34:29,775 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 07:34:29,776 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 07:34:29,777 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 07:34:29,777 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b4f3bf55-077f-4d25-952b-d34ac0e18dd1/bin/ukojak/../../sv-benchmarks/c/pthread-ext/47_ticket_lock_hc_backoff_vs.i [2019-12-01 07:34:29,816 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b4f3bf55-077f-4d25-952b-d34ac0e18dd1/bin/ukojak/data/990b72ecb/960510c4d01f499cb3b7a00bb7bd10d1/FLAG2ae6ae643 [2019-12-01 07:34:30,184 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 07:34:30,184 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b4f3bf55-077f-4d25-952b-d34ac0e18dd1/sv-benchmarks/c/pthread-ext/47_ticket_lock_hc_backoff_vs.i [2019-12-01 07:34:30,194 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b4f3bf55-077f-4d25-952b-d34ac0e18dd1/bin/ukojak/data/990b72ecb/960510c4d01f499cb3b7a00bb7bd10d1/FLAG2ae6ae643 [2019-12-01 07:34:30,203 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b4f3bf55-077f-4d25-952b-d34ac0e18dd1/bin/ukojak/data/990b72ecb/960510c4d01f499cb3b7a00bb7bd10d1 [2019-12-01 07:34:30,205 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 07:34:30,206 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 07:34:30,207 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 07:34:30,207 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 07:34:30,209 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 07:34:30,210 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 07:34:30" (1/1) ... [2019-12-01 07:34:30,211 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47a25c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:34:30, skipping insertion in model container [2019-12-01 07:34:30,211 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 07:34:30" (1/1) ... [2019-12-01 07:34:30,216 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 07:34:30,242 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 07:34:30,479 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 07:34:30,487 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 07:34:30,515 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 07:34:30,556 INFO L208 MainTranslator]: Completed translation [2019-12-01 07:34:30,557 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:34:30 WrapperNode [2019-12-01 07:34:30,557 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 07:34:30,557 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 07:34:30,557 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 07:34:30,557 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 07:34:30,562 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:34:30" (1/1) ... [2019-12-01 07:34:30,572 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:34:30" (1/1) ... [2019-12-01 07:34:30,588 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 07:34:30,588 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 07:34:30,588 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 07:34:30,588 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 07:34:30,594 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:34:30" (1/1) ... [2019-12-01 07:34:30,594 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:34:30" (1/1) ... [2019-12-01 07:34:30,596 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:34:30" (1/1) ... [2019-12-01 07:34:30,597 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:34:30" (1/1) ... [2019-12-01 07:34:30,600 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:34:30" (1/1) ... [2019-12-01 07:34:30,604 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:34:30" (1/1) ... [2019-12-01 07:34:30,605 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:34:30" (1/1) ... [2019-12-01 07:34:30,608 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 07:34:30,608 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 07:34:30,608 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 07:34:30,608 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 07:34:30,609 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:34:30" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b4f3bf55-077f-4d25-952b-d34ac0e18dd1/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 07:34:30,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-01 07:34:30,651 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-12-01 07:34:30,651 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-12-01 07:34:30,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-01 07:34:30,651 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-01 07:34:30,651 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-01 07:34:30,651 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 07:34:30,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 07:34:30,653 WARN L205 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-01 07:34:30,731 INFO L1525 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_fetch_and_inc_returnLabel [2019-12-01 07:34:30,795 INFO L1525 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_fetch_and_inc_returnLabel [2019-12-01 07:34:30,844 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-01 07:34:30,844 INFO L287 CfgBuilder]: Removed 11 assume(true) statements. [2019-12-01 07:34:30,845 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 07:34:30 BoogieIcfgContainer [2019-12-01 07:34:30,845 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-01 07:34:30,846 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-01 07:34:30,846 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-01 07:34:30,854 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-01 07:34:30,854 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 07:34:30" (1/1) ... [2019-12-01 07:34:30,855 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:364) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java: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:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-12-01 07:34:30,858 INFO L168 Benchmark]: Toolchain (without parser) took 651.57 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 92.3 MB). Free memory was 937.1 MB in the beginning and 1.0 GB in the end (delta: -94.6 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 07:34:30,858 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 07:34:30,859 INFO L168 Benchmark]: CACSL2BoogieTranslator took 350.29 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 92.3 MB). Free memory was 937.1 MB in the beginning and 1.1 GB in the end (delta: -127.2 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2019-12-01 07:34:30,860 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.68 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-01 07:34:30,860 INFO L168 Benchmark]: Boogie Preprocessor took 19.76 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 07:34:30,861 INFO L168 Benchmark]: RCFGBuilder took 237.34 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 27.2 MB). Peak memory consumption was 27.2 MB. Max. memory is 11.5 GB. [2019-12-01 07:34:30,861 INFO L168 Benchmark]: CodeCheck took 10.82 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 07:34:30,864 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 350.29 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 92.3 MB). Free memory was 937.1 MB in the beginning and 1.1 GB in the end (delta: -127.2 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.68 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 19.76 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 237.34 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 27.2 MB). Peak memory consumption was 27.2 MB. Max. memory is 11.5 GB. * CodeCheck took 10.82 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-12-01 07:34:32,316 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 07:34:32,317 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 07:34:32,325 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 07:34:32,325 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 07:34:32,326 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 07:34:32,326 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 07:34:32,328 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 07:34:32,329 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 07:34:32,330 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 07:34:32,330 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 07:34:32,331 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 07:34:32,331 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 07:34:32,332 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 07:34:32,332 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 07:34:32,333 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 07:34:32,334 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 07:34:32,334 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 07:34:32,336 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 07:34:32,337 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 07:34:32,338 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 07:34:32,339 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 07:34:32,340 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 07:34:32,340 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 07:34:32,342 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 07:34:32,343 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 07:34:32,343 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 07:34:32,343 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 07:34:32,343 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 07:34:32,344 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 07:34:32,344 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 07:34:32,345 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 07:34:32,345 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 07:34:32,346 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 07:34:32,346 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 07:34:32,347 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 07:34:32,347 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 07:34:32,347 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 07:34:32,347 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 07:34:32,348 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 07:34:32,348 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 07:34:32,349 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b4f3bf55-077f-4d25-952b-d34ac0e18dd1/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2019-12-01 07:34:32,359 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 07:34:32,359 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 07:34:32,360 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 07:34:32,360 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 07:34:32,360 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 07:34:32,360 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 07:34:32,360 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 07:34:32,361 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 07:34:32,361 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 07:34:32,361 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 07:34:32,361 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 07:34:32,361 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 07:34:32,361 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 07:34:32,361 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-01 07:34:32,361 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-01 07:34:32,362 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-01 07:34:32,362 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 07:34:32,362 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 07:34:32,362 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 07:34:32,362 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 07:34:32,362 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 07:34:32,362 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 07:34:32,363 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 07:34:32,363 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 07:34:32,363 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 07:34:32,363 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 07:34:32,363 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 07:34:32,363 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 07:34:32,363 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-01 07:34:32,363 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-01 07:34:32,364 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 07:34:32,364 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2019-12-01 07:34:32,364 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-01 07:34:32,364 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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-vcloud-master/worker/run_dir_b4f3bf55-077f-4d25-952b-d34ac0e18dd1/bin/ukojak 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(__VERIFIER_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 -> 219d6b9593945d8bc2315cfe0cf7d7af877793ba [2019-12-01 07:34:32,537 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 07:34:32,546 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 07:34:32,549 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 07:34:32,550 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 07:34:32,550 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 07:34:32,550 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b4f3bf55-077f-4d25-952b-d34ac0e18dd1/bin/ukojak/../../sv-benchmarks/c/pthread-ext/47_ticket_lock_hc_backoff_vs.i [2019-12-01 07:34:32,590 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b4f3bf55-077f-4d25-952b-d34ac0e18dd1/bin/ukojak/data/083574671/8e952691c3984d358cba344cb0d421f8/FLAG6f4bc4f21 [2019-12-01 07:34:32,974 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 07:34:32,974 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b4f3bf55-077f-4d25-952b-d34ac0e18dd1/sv-benchmarks/c/pthread-ext/47_ticket_lock_hc_backoff_vs.i [2019-12-01 07:34:32,984 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b4f3bf55-077f-4d25-952b-d34ac0e18dd1/bin/ukojak/data/083574671/8e952691c3984d358cba344cb0d421f8/FLAG6f4bc4f21 [2019-12-01 07:34:32,995 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b4f3bf55-077f-4d25-952b-d34ac0e18dd1/bin/ukojak/data/083574671/8e952691c3984d358cba344cb0d421f8 [2019-12-01 07:34:32,998 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 07:34:32,999 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 07:34:33,000 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 07:34:33,000 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 07:34:33,003 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 07:34:33,003 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 07:34:32" (1/1) ... [2019-12-01 07:34:33,006 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bf51b27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:34:33, skipping insertion in model container [2019-12-01 07:34:33,006 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 07:34:32" (1/1) ... [2019-12-01 07:34:33,011 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 07:34:33,044 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 07:34:33,277 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 07:34:33,287 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 07:34:33,320 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 07:34:33,374 INFO L208 MainTranslator]: Completed translation [2019-12-01 07:34:33,374 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:34:33 WrapperNode [2019-12-01 07:34:33,374 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 07:34:33,375 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 07:34:33,375 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 07:34:33,375 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 07:34:33,380 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:34:33" (1/1) ... [2019-12-01 07:34:33,393 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:34:33" (1/1) ... [2019-12-01 07:34:33,409 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 07:34:33,409 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 07:34:33,409 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 07:34:33,409 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 07:34:33,415 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:34:33" (1/1) ... [2019-12-01 07:34:33,416 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:34:33" (1/1) ... [2019-12-01 07:34:33,418 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:34:33" (1/1) ... [2019-12-01 07:34:33,418 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:34:33" (1/1) ... [2019-12-01 07:34:33,424 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:34:33" (1/1) ... [2019-12-01 07:34:33,429 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:34:33" (1/1) ... [2019-12-01 07:34:33,431 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:34:33" (1/1) ... [2019-12-01 07:34:33,435 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 07:34:33,435 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 07:34:33,435 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 07:34:33,435 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 07:34:33,436 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:34:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b4f3bf55-077f-4d25-952b-d34ac0e18dd1/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 07:34:33,486 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-12-01 07:34:33,486 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-12-01 07:34:33,487 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-12-01 07:34:33,487 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-01 07:34:33,487 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-01 07:34:33,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-12-01 07:34:33,487 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 07:34:33,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 07:34:33,489 WARN L205 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-01 07:34:33,578 INFO L1525 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_fetch_and_inc_returnLabel [2019-12-01 07:34:33,643 INFO L1525 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_fetch_and_inc_returnLabel [2019-12-01 07:34:33,705 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-01 07:34:33,705 INFO L287 CfgBuilder]: Removed 11 assume(true) statements. [2019-12-01 07:34:33,706 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 07:34:33 BoogieIcfgContainer [2019-12-01 07:34:33,706 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-01 07:34:33,707 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-12-01 07:34:33,707 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-12-01 07:34:33,713 INFO L275 PluginConnector]: CodeCheck initialized [2019-12-01 07:34:33,713 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 07:34:33" (1/1) ... [2019-12-01 07:34:33,714 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:364) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java: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:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-12-01 07:34:33,717 INFO L168 Benchmark]: Toolchain (without parser) took 717.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -117.5 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. [2019-12-01 07:34:33,717 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 07:34:33,718 INFO L168 Benchmark]: CACSL2BoogieTranslator took 374.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -156.6 MB). Peak memory consumption was 26.1 MB. Max. memory is 11.5 GB. [2019-12-01 07:34:33,718 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-12-01 07:34:33,719 INFO L168 Benchmark]: Boogie Preprocessor took 25.52 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 07:34:33,719 INFO L168 Benchmark]: RCFGBuilder took 271.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 32.1 MB). Peak memory consumption was 32.1 MB. Max. memory is 11.5 GB. [2019-12-01 07:34:33,719 INFO L168 Benchmark]: CodeCheck took 8.99 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 07:34:33,721 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 374.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 128.5 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -156.6 MB). Peak memory consumption was 26.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 34.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 25.52 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 271.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 32.1 MB). Peak memory consumption was 32.1 MB. Max. memory is 11.5 GB. * CodeCheck took 8.99 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...