./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/chl-exp-term-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b71b72-7c7a-434f-8ac0-d8e96fe50189/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b71b72-7c7a-434f-8ac0-d8e96fe50189/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b71b72-7c7a-434f-8ac0-d8e96fe50189/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b71b72-7c7a-434f-8ac0-d8e96fe50189/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-exp-term-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b71b72-7c7a-434f-8ac0-d8e96fe50189/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b71b72-7c7a-434f-8ac0-d8e96fe50189/bin/ukojak-LBtLqBUTdQ --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 79419a4ba87d66b20bd1eac3a57771b6df78d8c052d6832c2c2f61b321d58321 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:54:39,510 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:54:39,512 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:54:39,557 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:54:39,557 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:54:39,559 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:54:39,561 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:54:39,563 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:54:39,565 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:54:39,567 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:54:39,568 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:54:39,570 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:54:39,570 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:54:39,572 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:54:39,573 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:54:39,575 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:54:39,576 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:54:39,578 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:54:39,580 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:54:39,583 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:54:39,586 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:54:39,591 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:54:39,593 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:54:39,594 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:54:39,603 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:54:39,609 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:54:39,609 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:54:39,611 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:54:39,611 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:54:39,613 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:54:39,613 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:54:39,621 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:54:39,622 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:54:39,623 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:54:39,624 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:54:39,625 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:54:39,626 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:54:39,627 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:54:39,628 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:54:39,629 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:54:39,630 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:54:39,631 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b71b72-7c7a-434f-8ac0-d8e96fe50189/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:54:39,661 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:54:39,661 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:54:39,662 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:54:39,662 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:54:39,663 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:54:39,663 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:54:39,664 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:54:39,664 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:54:39,664 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:54:39,664 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:54:39,664 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:54:39,665 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:54:39,665 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:54:39,665 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:54:39,665 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:54:39,666 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:54:39,666 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:54:39,666 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:54:39,666 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:54:39,666 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:54:39,667 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:54:39,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:54:39,667 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:54:39,667 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:54:39,668 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:54:39,668 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:54:39,668 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:54:39,668 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:54:39,669 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_a7b71b72-7c7a-434f-8ac0-d8e96fe50189/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b71b72-7c7a-434f-8ac0-d8e96fe50189/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 79419a4ba87d66b20bd1eac3a57771b6df78d8c052d6832c2c2f61b321d58321 [2021-11-23 00:54:39,961 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:54:39,985 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:54:39,988 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:54:39,989 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:54:39,990 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:54:39,992 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b71b72-7c7a-434f-8ac0-d8e96fe50189/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/weaver/chl-exp-term-symm.wvr.c [2021-11-23 00:54:40,072 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b71b72-7c7a-434f-8ac0-d8e96fe50189/bin/ukojak-LBtLqBUTdQ/data/287247b3d/1c6387245e5d4b3da6bf26f88d935f4c/FLAG4fd2436ad [2021-11-23 00:54:40,645 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:54:40,649 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b71b72-7c7a-434f-8ac0-d8e96fe50189/sv-benchmarks/c/weaver/chl-exp-term-symm.wvr.c [2021-11-23 00:54:40,661 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b71b72-7c7a-434f-8ac0-d8e96fe50189/bin/ukojak-LBtLqBUTdQ/data/287247b3d/1c6387245e5d4b3da6bf26f88d935f4c/FLAG4fd2436ad [2021-11-23 00:54:40,978 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b71b72-7c7a-434f-8ac0-d8e96fe50189/bin/ukojak-LBtLqBUTdQ/data/287247b3d/1c6387245e5d4b3da6bf26f88d935f4c [2021-11-23 00:54:40,981 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:54:40,984 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:54:40,986 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:54:40,986 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:54:40,993 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:54:40,994 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:54:40" (1/1) ... [2021-11-23 00:54:40,995 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@574ab99f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:40, skipping insertion in model container [2021-11-23 00:54:40,995 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:54:40" (1/1) ... [2021-11-23 00:54:41,008 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:54:41,032 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:54:41,302 WARN L230 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_a7b71b72-7c7a-434f-8ac0-d8e96fe50189/sv-benchmarks/c/weaver/chl-exp-term-symm.wvr.c[2628,2641] [2021-11-23 00:54:41,312 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:54:41,331 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:54:41,384 WARN L230 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_a7b71b72-7c7a-434f-8ac0-d8e96fe50189/sv-benchmarks/c/weaver/chl-exp-term-symm.wvr.c[2628,2641] [2021-11-23 00:54:41,393 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:54:41,413 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:54:41,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:41 WrapperNode [2021-11-23 00:54:41,413 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:54:41,415 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:54:41,416 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:54:41,417 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:54:41,427 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:41" (1/1) ... [2021-11-23 00:54:41,450 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:41" (1/1) ... [2021-11-23 00:54:41,483 INFO L137 Inliner]: procedures = 22, calls = 25, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 59 [2021-11-23 00:54:41,484 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:54:41,485 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:54:41,485 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:54:41,485 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:54:41,496 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:41" (1/1) ... [2021-11-23 00:54:41,496 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:41" (1/1) ... [2021-11-23 00:54:41,506 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:41" (1/1) ... [2021-11-23 00:54:41,506 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:41" (1/1) ... [2021-11-23 00:54:41,520 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:41" (1/1) ... [2021-11-23 00:54:41,527 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:41" (1/1) ... [2021-11-23 00:54:41,530 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:41" (1/1) ... [2021-11-23 00:54:41,543 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:54:41,544 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:54:41,545 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:54:41,545 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:54:41,546 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:41" (1/1) ... [2021-11-23 00:54:41,559 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:54:41,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b71b72-7c7a-434f-8ac0-d8e96fe50189/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:54:41,596 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b71b72-7c7a-434f-8ac0-d8e96fe50189/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:54:41,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b71b72-7c7a-434f-8ac0-d8e96fe50189/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:54:41,660 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2021-11-23 00:54:41,661 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2021-11-23 00:54:41,661 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:54:41,662 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-23 00:54:41,663 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-23 00:54:41,663 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-23 00:54:41,663 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-23 00:54:41,663 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 00:54:41,663 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 00:54:41,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:54:41,664 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:54:41,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:54:41,664 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:54:41,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:54:41,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:54:41,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:54:41,668 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 00:54:41,755 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:54:41,756 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:54:42,090 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:54:42,100 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:54:42,100 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 00:54:42,103 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:54:42 BoogieIcfgContainer [2021-11-23 00:54:42,103 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:54:42,104 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:54:42,104 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:54:42,116 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:54:42,116 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:54:42" (1/1) ... [2021-11-23 00:54:42,117 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:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) 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: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) [2021-11-23 00:54:42,121 INFO L158 Benchmark]: Toolchain (without parser) took 1136.35ms. Allocated memory is still 107.0MB. Free memory was 65.0MB in the beginning and 62.5MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:54:42,122 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 107.0MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:54:42,123 INFO L158 Benchmark]: CACSL2BoogieTranslator took 427.92ms. Allocated memory is still 107.0MB. Free memory was 64.8MB in the beginning and 79.8MB in the end (delta: -15.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 00:54:42,124 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.68ms. Allocated memory is still 107.0MB. Free memory was 79.8MB in the beginning and 78.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:54:42,125 INFO L158 Benchmark]: Boogie Preprocessor took 58.73ms. Allocated memory is still 107.0MB. Free memory was 78.2MB in the beginning and 76.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:54:42,126 INFO L158 Benchmark]: RCFGBuilder took 558.49ms. Allocated memory is still 107.0MB. Free memory was 76.8MB in the beginning and 63.5MB in the end (delta: 13.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 00:54:42,127 INFO L158 Benchmark]: CodeCheck took 15.72ms. Allocated memory is still 107.0MB. Free memory was 63.5MB in the beginning and 62.5MB in the end (delta: 932.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:54:42,132 INFO L339 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:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 107.0MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 427.92ms. Allocated memory is still 107.0MB. Free memory was 64.8MB in the beginning and 79.8MB in the end (delta: -15.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.68ms. Allocated memory is still 107.0MB. Free memory was 79.8MB in the beginning and 78.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.73ms. Allocated memory is still 107.0MB. Free memory was 78.2MB in the beginning and 76.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 558.49ms. Allocated memory is still 107.0MB. Free memory was 76.8MB in the beginning and 63.5MB in the end (delta: 13.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 15.72ms. Allocated memory is still 107.0MB. Free memory was 63.5MB in the beginning and 62.5MB in the end (delta: 932.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 00:54:42,180 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b71b72-7c7a-434f-8ac0-d8e96fe50189/bin/ukojak-LBtLqBUTdQ/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b71b72-7c7a-434f-8ac0-d8e96fe50189/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b71b72-7c7a-434f-8ac0-d8e96fe50189/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b71b72-7c7a-434f-8ac0-d8e96fe50189/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b71b72-7c7a-434f-8ac0-d8e96fe50189/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-exp-term-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b71b72-7c7a-434f-8ac0-d8e96fe50189/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b71b72-7c7a-434f-8ac0-d8e96fe50189/bin/ukojak-LBtLqBUTdQ --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 79419a4ba87d66b20bd1eac3a57771b6df78d8c052d6832c2c2f61b321d58321 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:54:44,668 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:54:44,671 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:54:44,706 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:54:44,707 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:54:44,708 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:54:44,710 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:54:44,713 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:54:44,716 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:54:44,717 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:54:44,719 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:54:44,720 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:54:44,721 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:54:44,723 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:54:44,725 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:54:44,727 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:54:44,728 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:54:44,730 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:54:44,732 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:54:44,735 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:54:44,738 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:54:44,740 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:54:44,741 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:54:44,743 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:54:44,747 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:54:44,747 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:54:44,748 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:54:44,749 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:54:44,750 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:54:44,751 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:54:44,752 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:54:44,753 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:54:44,754 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:54:44,756 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:54:44,757 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:54:44,758 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:54:44,759 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:54:44,759 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:54:44,760 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:54:44,761 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:54:44,762 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:54:44,763 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b71b72-7c7a-434f-8ac0-d8e96fe50189/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 00:54:44,793 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:54:44,794 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:54:44,795 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:54:44,795 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:54:44,796 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:54:44,797 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:54:44,797 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:54:44,797 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:54:44,798 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:54:44,798 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:54:44,798 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:54:44,799 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:54:44,799 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:54:44,799 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 00:54:44,800 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 00:54:44,800 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 00:54:44,800 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:54:44,801 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:54:44,801 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:54:44,801 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:54:44,802 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:54:44,802 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:54:44,802 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:54:44,803 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:54:44,803 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:54:44,803 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:54:44,804 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:54:44,804 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 00:54:44,804 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 00:54:44,805 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:54:44,805 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 00:54:44,805 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 00:54:44,806 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_a7b71b72-7c7a-434f-8ac0-d8e96fe50189/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b71b72-7c7a-434f-8ac0-d8e96fe50189/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 79419a4ba87d66b20bd1eac3a57771b6df78d8c052d6832c2c2f61b321d58321 [2021-11-23 00:54:45,263 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:54:45,294 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:54:45,299 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:54:45,301 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:54:45,302 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:54:45,306 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b71b72-7c7a-434f-8ac0-d8e96fe50189/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/weaver/chl-exp-term-symm.wvr.c [2021-11-23 00:54:45,393 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b71b72-7c7a-434f-8ac0-d8e96fe50189/bin/ukojak-LBtLqBUTdQ/data/1a9632f17/986dc2d67b48420690764e55461a1a9b/FLAG1510ce08b [2021-11-23 00:54:45,998 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:54:45,999 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b71b72-7c7a-434f-8ac0-d8e96fe50189/sv-benchmarks/c/weaver/chl-exp-term-symm.wvr.c [2021-11-23 00:54:46,006 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b71b72-7c7a-434f-8ac0-d8e96fe50189/bin/ukojak-LBtLqBUTdQ/data/1a9632f17/986dc2d67b48420690764e55461a1a9b/FLAG1510ce08b [2021-11-23 00:54:46,361 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b71b72-7c7a-434f-8ac0-d8e96fe50189/bin/ukojak-LBtLqBUTdQ/data/1a9632f17/986dc2d67b48420690764e55461a1a9b [2021-11-23 00:54:46,364 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:54:46,366 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:54:46,370 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:54:46,371 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:54:46,374 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:54:46,375 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:54:46" (1/1) ... [2021-11-23 00:54:46,377 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9fa55f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:46, skipping insertion in model container [2021-11-23 00:54:46,377 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:54:46" (1/1) ... [2021-11-23 00:54:46,386 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:54:46,414 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:54:46,594 WARN L230 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_a7b71b72-7c7a-434f-8ac0-d8e96fe50189/sv-benchmarks/c/weaver/chl-exp-term-symm.wvr.c[2628,2641] [2021-11-23 00:54:46,626 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:54:46,668 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:54:46,694 WARN L230 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_a7b71b72-7c7a-434f-8ac0-d8e96fe50189/sv-benchmarks/c/weaver/chl-exp-term-symm.wvr.c[2628,2641] [2021-11-23 00:54:46,697 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:54:46,714 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:54:46,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:46 WrapperNode [2021-11-23 00:54:46,714 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:54:46,716 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:54:46,716 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:54:46,716 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:54:46,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:46" (1/1) ... [2021-11-23 00:54:46,737 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:46" (1/1) ... [2021-11-23 00:54:46,759 INFO L137 Inliner]: procedures = 24, calls = 25, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 57 [2021-11-23 00:54:46,760 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:54:46,761 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:54:46,761 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:54:46,761 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:54:46,771 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:46" (1/1) ... [2021-11-23 00:54:46,772 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:46" (1/1) ... [2021-11-23 00:54:46,776 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:46" (1/1) ... [2021-11-23 00:54:46,777 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:46" (1/1) ... [2021-11-23 00:54:46,785 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:46" (1/1) ... [2021-11-23 00:54:46,787 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:46" (1/1) ... [2021-11-23 00:54:46,790 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:46" (1/1) ... [2021-11-23 00:54:46,793 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:54:46,794 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:54:46,795 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:54:46,795 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:54:46,796 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:46" (1/1) ... [2021-11-23 00:54:46,804 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:54:46,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b71b72-7c7a-434f-8ac0-d8e96fe50189/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:54:46,836 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b71b72-7c7a-434f-8ac0-d8e96fe50189/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:54:46,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b71b72-7c7a-434f-8ac0-d8e96fe50189/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:54:46,886 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2021-11-23 00:54:46,886 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2021-11-23 00:54:46,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:54:46,886 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-23 00:54:46,886 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-23 00:54:46,887 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-23 00:54:46,887 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-23 00:54:46,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 00:54:46,887 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 00:54:46,887 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 00:54:46,887 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:54:46,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 00:54:46,888 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:54:46,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:54:46,888 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:54:46,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 00:54:46,890 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 00:54:47,033 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:54:47,036 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:54:47,317 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:54:47,339 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:54:47,339 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 00:54:47,341 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:54:47 BoogieIcfgContainer [2021-11-23 00:54:47,348 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:54:47,350 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:54:47,350 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:54:47,361 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:54:47,378 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:54:47" (1/1) ... [2021-11-23 00:54:47,379 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:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) 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: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) [2021-11-23 00:54:47,384 INFO L158 Benchmark]: Toolchain (without parser) took 1016.24ms. Allocated memory is still 83.9MB. Free memory was 49.5MB in the beginning and 49.7MB in the end (delta: -170.2kB). Peak memory consumption was 355.2kB. Max. memory is 16.1GB. [2021-11-23 00:54:47,385 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 83.9MB. Free memory was 66.0MB in the beginning and 66.0MB in the end (delta: 75.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:54:47,385 INFO L158 Benchmark]: CACSL2BoogieTranslator took 344.53ms. Allocated memory is still 83.9MB. Free memory was 49.3MB in the beginning and 66.4MB in the end (delta: -17.1MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. [2021-11-23 00:54:47,386 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.27ms. Allocated memory is still 83.9MB. Free memory was 66.4MB in the beginning and 64.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:54:47,387 INFO L158 Benchmark]: Boogie Preprocessor took 32.86ms. Allocated memory is still 83.9MB. Free memory was 64.8MB in the beginning and 63.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:54:47,388 INFO L158 Benchmark]: RCFGBuilder took 554.31ms. Allocated memory is still 83.9MB. Free memory was 63.5MB in the beginning and 50.5MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 00:54:47,389 INFO L158 Benchmark]: CodeCheck took 31.79ms. Allocated memory is still 83.9MB. Free memory was 50.5MB in the beginning and 49.7MB in the end (delta: 862.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:54:47,393 INFO L339 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:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 83.9MB. Free memory was 66.0MB in the beginning and 66.0MB in the end (delta: 75.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 344.53ms. Allocated memory is still 83.9MB. Free memory was 49.3MB in the beginning and 66.4MB in the end (delta: -17.1MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.27ms. Allocated memory is still 83.9MB. Free memory was 66.4MB in the beginning and 64.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.86ms. Allocated memory is still 83.9MB. Free memory was 64.8MB in the beginning and 63.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 554.31ms. Allocated memory is still 83.9MB. Free memory was 63.5MB in the beginning and 50.5MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 31.79ms. Allocated memory is still 83.9MB. Free memory was 50.5MB in the beginning and 49.7MB in the end (delta: 862.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 00:54:47,446 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7b71b72-7c7a-434f-8ac0-d8e96fe50189/bin/ukojak-LBtLqBUTdQ/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: Concurrent programs are currently unsupported