./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-70.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4705b-c390-4aa3-9681-2516907fcb53/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4705b-c390-4aa3-9681-2516907fcb53/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4705b-c390-4aa3-9681-2516907fcb53/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4705b-c390-4aa3-9681-2516907fcb53/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-70.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4705b-c390-4aa3-9681-2516907fcb53/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4705b-c390-4aa3-9681-2516907fcb53/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7ce47381267ee67677a133028db906aae8ff01d6ab9cce9bbfb67fc1f629a942 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:51:34,270 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:51:34,396 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4705b-c390-4aa3-9681-2516907fcb53/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:51:34,404 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:51:34,405 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:51:34,461 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:51:34,462 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:51:34,463 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:51:34,464 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:51:34,469 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:51:34,470 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:51:34,470 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:51:34,471 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:51:34,473 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:51:34,473 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:51:34,474 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:51:34,474 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:51:34,475 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:51:34,475 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:51:34,476 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:51:34,476 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:51:34,477 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:51:34,477 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:51:34,478 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:51:34,478 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:51:34,479 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:51:34,479 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:51:34,480 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:51:34,480 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:51:34,480 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:51:34,482 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:51:34,482 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:51:34,482 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:51:34,482 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4705b-c390-4aa3-9681-2516907fcb53/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4705b-c390-4aa3-9681-2516907fcb53/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7ce47381267ee67677a133028db906aae8ff01d6ab9cce9bbfb67fc1f629a942 [2023-11-24 22:51:34,851 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:51:34,880 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:51:34,883 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:51:34,884 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:51:34,885 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:51:34,886 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4705b-c390-4aa3-9681-2516907fcb53/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-70.i [2023-11-24 22:51:37,834 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:51:38,262 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:51:38,265 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4705b-c390-4aa3-9681-2516907fcb53/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-70.i [2023-11-24 22:51:38,286 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4705b-c390-4aa3-9681-2516907fcb53/bin/ukojak-verify-afCqCEvfdi/data/b11bb1315/9b8113d5c960420ab01abdf2025b1073/FLAG348ec5587 [2023-11-24 22:51:38,303 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4705b-c390-4aa3-9681-2516907fcb53/bin/ukojak-verify-afCqCEvfdi/data/b11bb1315/9b8113d5c960420ab01abdf2025b1073 [2023-11-24 22:51:38,308 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:51:38,310 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:51:38,313 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:51:38,314 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:51:38,319 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:51:38,319 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:51:38" (1/1) ... [2023-11-24 22:51:38,321 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6053c681 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:38, skipping insertion in model container [2023-11-24 22:51:38,322 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:51:38" (1/1) ... [2023-11-24 22:51:38,419 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:51:38,634 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4705b-c390-4aa3-9681-2516907fcb53/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-70.i[916,929] [2023-11-24 22:51:39,029 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:51:39,055 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:51:39,068 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4705b-c390-4aa3-9681-2516907fcb53/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-70.i[916,929] [2023-11-24 22:51:39,241 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:51:39,266 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:51:39,266 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:39 WrapperNode [2023-11-24 22:51:39,267 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:51:39,268 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:51:39,268 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:51:39,268 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:51:39,277 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:39" (1/1) ... [2023-11-24 22:51:39,317 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:39" (1/1) ... [2023-11-24 22:51:39,565 INFO L138 Inliner]: procedures = 26, calls = 73, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 699 [2023-11-24 22:51:39,566 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:51:39,567 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:51:39,568 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:51:39,568 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:51:39,577 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:39" (1/1) ... [2023-11-24 22:51:39,577 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:39" (1/1) ... [2023-11-24 22:51:39,614 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:39" (1/1) ... [2023-11-24 22:51:39,615 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:39" (1/1) ... [2023-11-24 22:51:39,711 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:39" (1/1) ... [2023-11-24 22:51:39,719 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:39" (1/1) ... [2023-11-24 22:51:39,763 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:39" (1/1) ... [2023-11-24 22:51:39,775 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:39" (1/1) ... [2023-11-24 22:51:39,812 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:51:39,814 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:51:39,814 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:51:39,815 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:51:39,815 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:51:39" (1/1) ... [2023-11-24 22:51:39,821 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:51:39,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4705b-c390-4aa3-9681-2516907fcb53/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:51:39,848 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4705b-c390-4aa3-9681-2516907fcb53/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:51:39,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4705b-c390-4aa3-9681-2516907fcb53/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:51:39,892 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:51:39,893 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:51:39,893 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:51:39,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:51:39,894 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:51:39,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:51:40,089 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:51:40,092 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:51:41,710 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:51:43,410 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:51:43,411 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:51:43,412 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:51:43 BoogieIcfgContainer [2023-11-24 22:51:43,413 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:51:43,414 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:51:43,414 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:51:43,424 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:51:43,424 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:51:43" (1/1) ... [2023-11-24 22:51:43,433 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:51:43,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:51:43,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 106 states and 166 transitions. [2023-11-24 22:51:43,495 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 166 transitions. [2023-11-24 22:51:43,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2023-11-24 22:51:43,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:51:43,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:51:51,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:51:51,760 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:52:02,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-24 22:52:02,077 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 22:52:02,080 INFO L158 Benchmark]: Toolchain (without parser) took 23769.52ms. Allocated memory was 159.4MB in the beginning and 304.1MB in the end (delta: 144.7MB). Free memory was 124.2MB in the beginning and 226.6MB in the end (delta: -102.4MB). Peak memory consumption was 153.0MB. Max. memory is 16.1GB. [2023-11-24 22:52:02,081 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 121.6MB. Free memory is still 94.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:52:02,082 INFO L158 Benchmark]: CACSL2BoogieTranslator took 953.78ms. Allocated memory is still 159.4MB. Free memory was 123.7MB in the beginning and 84.1MB in the end (delta: 39.7MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-24 22:52:02,083 INFO L158 Benchmark]: Boogie Procedure Inliner took 298.37ms. Allocated memory is still 159.4MB. Free memory was 84.1MB in the beginning and 109.3MB in the end (delta: -25.2MB). Peak memory consumption was 36.6MB. Max. memory is 16.1GB. [2023-11-24 22:52:02,084 INFO L158 Benchmark]: Boogie Preprocessor took 245.40ms. Allocated memory is still 159.4MB. Free memory was 109.3MB in the beginning and 100.0MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-24 22:52:02,085 INFO L158 Benchmark]: RCFGBuilder took 3598.79ms. Allocated memory was 159.4MB in the beginning and 241.2MB in the end (delta: 81.8MB). Free memory was 99.7MB in the beginning and 137.6MB in the end (delta: -37.9MB). Peak memory consumption was 114.4MB. Max. memory is 16.1GB. [2023-11-24 22:52:02,086 INFO L158 Benchmark]: CodeCheck took 18665.34ms. Allocated memory was 241.2MB in the beginning and 304.1MB in the end (delta: 62.9MB). Free memory was 137.6MB in the beginning and 226.6MB in the end (delta: -89.0MB). Peak memory consumption was 83.0MB. Max. memory is 16.1GB. [2023-11-24 22:52:02,090 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 121.6MB. Free memory is still 94.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 953.78ms. Allocated memory is still 159.4MB. Free memory was 123.7MB in the beginning and 84.1MB in the end (delta: 39.7MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 298.37ms. Allocated memory is still 159.4MB. Free memory was 84.1MB in the beginning and 109.3MB in the end (delta: -25.2MB). Peak memory consumption was 36.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 245.40ms. Allocated memory is still 159.4MB. Free memory was 109.3MB in the beginning and 100.0MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3598.79ms. Allocated memory was 159.4MB in the beginning and 241.2MB in the end (delta: 81.8MB). Free memory was 99.7MB in the beginning and 137.6MB in the end (delta: -37.9MB). Peak memory consumption was 114.4MB. Max. memory is 16.1GB. * CodeCheck took 18665.34ms. Allocated memory was 241.2MB in the beginning and 304.1MB in the end (delta: 62.9MB). Free memory was 137.6MB in the beginning and 226.6MB in the end (delta: -89.0MB). Peak memory consumption was 83.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:52:02,151 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4705b-c390-4aa3-9681-2516907fcb53/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4705b-c390-4aa3-9681-2516907fcb53/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4705b-c390-4aa3-9681-2516907fcb53/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4705b-c390-4aa3-9681-2516907fcb53/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4705b-c390-4aa3-9681-2516907fcb53/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-70.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4705b-c390-4aa3-9681-2516907fcb53/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4705b-c390-4aa3-9681-2516907fcb53/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7ce47381267ee67677a133028db906aae8ff01d6ab9cce9bbfb67fc1f629a942 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:52:04,697 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:52:04,822 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4705b-c390-4aa3-9681-2516907fcb53/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 22:52:04,880 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:52:04,884 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:52:04,885 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:52:04,886 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:52:04,886 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:52:04,888 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:52:04,893 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:52:04,893 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:52:04,894 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:52:04,894 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:52:04,896 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:52:04,896 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:52:04,897 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:52:04,897 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:52:04,898 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:52:04,898 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:52:04,898 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:52:04,899 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:52:04,899 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:52:04,900 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:52:04,900 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:52:04,901 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:52:04,901 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:52:04,901 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:52:04,902 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:52:04,902 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:52:04,903 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:52:04,904 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:52:04,905 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:52:04,905 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:52:04,905 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:52:04,906 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:52:04,906 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:52:04,906 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:52:04,906 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4705b-c390-4aa3-9681-2516907fcb53/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4705b-c390-4aa3-9681-2516907fcb53/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7ce47381267ee67677a133028db906aae8ff01d6ab9cce9bbfb67fc1f629a942 [2023-11-24 22:52:05,350 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:52:05,386 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:52:05,388 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:52:05,390 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:52:05,390 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:52:05,392 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4705b-c390-4aa3-9681-2516907fcb53/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-70.i [2023-11-24 22:52:08,589 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:52:08,984 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:52:08,985 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4705b-c390-4aa3-9681-2516907fcb53/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-70.i [2023-11-24 22:52:09,003 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4705b-c390-4aa3-9681-2516907fcb53/bin/ukojak-verify-afCqCEvfdi/data/c25298f03/49c55c68271544e39f119bba1ccfb1a3/FLAG9a31a5ff2 [2023-11-24 22:52:09,031 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4705b-c390-4aa3-9681-2516907fcb53/bin/ukojak-verify-afCqCEvfdi/data/c25298f03/49c55c68271544e39f119bba1ccfb1a3 [2023-11-24 22:52:09,034 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:52:09,036 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:52:09,040 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:52:09,041 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:52:09,046 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:52:09,047 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:52:09" (1/1) ... [2023-11-24 22:52:09,049 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d84400e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:09, skipping insertion in model container [2023-11-24 22:52:09,049 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:52:09" (1/1) ... [2023-11-24 22:52:09,142 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:52:09,356 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4705b-c390-4aa3-9681-2516907fcb53/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-70.i[916,929] [2023-11-24 22:52:09,735 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:52:09,783 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:52:09,796 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4705b-c390-4aa3-9681-2516907fcb53/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-70.i[916,929] [2023-11-24 22:52:10,052 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:52:10,094 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:52:10,095 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:10 WrapperNode [2023-11-24 22:52:10,095 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:52:10,097 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:52:10,097 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:52:10,097 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:52:10,105 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:10" (1/1) ... [2023-11-24 22:52:10,153 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:10" (1/1) ... [2023-11-24 22:52:10,283 INFO L138 Inliner]: procedures = 27, calls = 73, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 564 [2023-11-24 22:52:10,285 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:52:10,287 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:52:10,287 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:52:10,287 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:52:10,297 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:10" (1/1) ... [2023-11-24 22:52:10,297 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:10" (1/1) ... [2023-11-24 22:52:10,322 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:10" (1/1) ... [2023-11-24 22:52:10,328 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:10" (1/1) ... [2023-11-24 22:52:10,370 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:10" (1/1) ... [2023-11-24 22:52:10,388 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:10" (1/1) ... [2023-11-24 22:52:10,395 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:10" (1/1) ... [2023-11-24 22:52:10,423 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:10" (1/1) ... [2023-11-24 22:52:10,439 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:52:10,440 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:52:10,440 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:52:10,440 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:52:10,442 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:52:10" (1/1) ... [2023-11-24 22:52:10,448 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:52:10,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4705b-c390-4aa3-9681-2516907fcb53/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:52:10,482 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4705b-c390-4aa3-9681-2516907fcb53/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:52:10,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58b4705b-c390-4aa3-9681-2516907fcb53/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:52:10,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:52:10,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:52:10,524 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:52:10,524 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:52:10,524 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:52:10,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:52:10,722 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:52:10,725 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation