./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/softmax_13_unsafe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/softmax_13_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm --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 67cd74f80ef958ed58b04e5875a521b0e309b7eaef4d612bbf7e11c2fdaa22b2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:50:03,216 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:50:03,327 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:50:03,337 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:50:03,340 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:50:03,379 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:50:03,380 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:50:03,381 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:50:03,382 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:50:03,382 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:50:03,383 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:50:03,384 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:50:03,384 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:50:03,384 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:50:03,384 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:50:03,385 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:50:03,385 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:50:03,385 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:50:03,385 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:50:03,385 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:50:03,386 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:50:03,386 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:50:03,386 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:50:03,387 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:50:03,387 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:50:03,387 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:50:03,387 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:50:03,387 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:50:03,387 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:50:03,388 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:50:03,388 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:50:03,388 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:50:03,389 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:50:03,389 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm 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 -> 67cd74f80ef958ed58b04e5875a521b0e309b7eaef4d612bbf7e11c2fdaa22b2 [2024-11-13 20:50:03,836 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:50:03,846 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:50:03,848 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:50:03,850 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:50:03,851 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:50:03,852 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/neural-networks/softmax_13_unsafe.c-amalgamation.i Unable to find full path for "g++" [2024-11-13 20:50:05,972 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:50:06,437 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:50:06,437 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/sv-benchmarks/c/neural-networks/softmax_13_unsafe.c-amalgamation.i [2024-11-13 20:50:06,458 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/data/c81cc0ee3/0ac81ce3904245459c64a8e088370f29/FLAGddbbcd270 [2024-11-13 20:50:06,558 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/data/c81cc0ee3/0ac81ce3904245459c64a8e088370f29 [2024-11-13 20:50:06,563 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:50:06,564 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:50:06,567 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:50:06,567 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:50:06,579 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:50:06,580 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:50:06" (1/1) ... [2024-11-13 20:50:06,581 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a203221 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:06, skipping insertion in model container [2024-11-13 20:50:06,581 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:50:06" (1/1) ... [2024-11-13 20:50:06,651 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:50:07,449 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isnan at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:629) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:3128) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.lambda$150(StandardFunctionHandler.java:621) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:255) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1611) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:271) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2564) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:307) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:791) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2564) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:307) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2564) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:307) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1761) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:233) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1167) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1150) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1638) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:159) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3515) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2508) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:642) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:135) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:189) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:145) 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: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) [2024-11-13 20:50:07,457 INFO L158 Benchmark]: Toolchain (without parser) took 892.00ms. Allocated memory is still 117.4MB. Free memory was 91.6MB in the beginning and 76.1MB in the end (delta: 15.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:50:07,458 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 167.8MB. Free memory is still 104.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:50:07,458 INFO L158 Benchmark]: CACSL2BoogieTranslator took 888.18ms. Allocated memory is still 117.4MB. Free memory was 91.3MB in the beginning and 76.1MB in the end (delta: 15.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:50:07,460 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47ms. Allocated memory is still 167.8MB. Free memory is still 104.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 888.18ms. Allocated memory is still 117.4MB. Free memory was 91.3MB in the beginning and 76.1MB in the end (delta: 15.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isnan de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: isnan: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:629) RESULT: Ultimate could not prove your program: Toolchain returned no result. 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_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/softmax_13_unsafe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm --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 67cd74f80ef958ed58b04e5875a521b0e309b7eaef4d612bbf7e11c2fdaa22b2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:50:10,386 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:50:10,506 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 20:50:10,553 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:50:10,554 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:50:10,555 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:50:10,555 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:50:10,555 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:50:10,555 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:50:10,555 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:50:10,556 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:50:10,556 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:50:10,556 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:50:10,556 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:50:10,556 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:50:10,556 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:50:10,556 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:50:10,557 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:50:10,557 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:50:10,557 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:50:10,557 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:50:10,557 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:50:10,557 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:50:10,558 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:50:10,558 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:50:10,558 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:50:10,558 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:50:10,558 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:50:10,558 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:50:10,559 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:50:10,559 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:50:10,559 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:50:10,559 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:50:10,559 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:50:10,559 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:50:10,559 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:50:10,560 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm 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 -> 67cd74f80ef958ed58b04e5875a521b0e309b7eaef4d612bbf7e11c2fdaa22b2 [2024-11-13 20:50:10,856 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:50:10,865 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:50:10,867 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:50:10,868 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:50:10,869 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:50:10,872 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/neural-networks/softmax_13_unsafe.c-amalgamation.i Unable to find full path for "g++" [2024-11-13 20:50:13,028 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:50:13,467 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:50:13,468 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/sv-benchmarks/c/neural-networks/softmax_13_unsafe.c-amalgamation.i [2024-11-13 20:50:13,489 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/data/31c173e08/82975adc4f564e5099068ac5d2a73479/FLAG458cba6c9 [2024-11-13 20:50:13,516 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/data/31c173e08/82975adc4f564e5099068ac5d2a73479 [2024-11-13 20:50:13,521 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:50:13,523 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:50:13,524 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:50:13,527 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:50:13,533 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:50:13,534 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:50:13" (1/1) ... [2024-11-13 20:50:13,536 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12ad9063 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:13, skipping insertion in model container [2024-11-13 20:50:13,536 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:50:13" (1/1) ... [2024-11-13 20:50:13,607 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:50:14,483 WARN L250 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_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/sv-benchmarks/c/neural-networks/softmax_13_unsafe.c-amalgamation.i[63385,63398] [2024-11-13 20:50:14,487 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:50:14,501 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:50:14,571 WARN L250 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_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/sv-benchmarks/c/neural-networks/softmax_13_unsafe.c-amalgamation.i[63385,63398] [2024-11-13 20:50:14,575 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:50:14,752 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:50:14,753 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:14 WrapperNode [2024-11-13 20:50:14,753 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:50:14,754 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:50:14,754 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:50:14,754 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:50:14,761 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:14" (1/1) ... [2024-11-13 20:50:14,786 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:14" (1/1) ... [2024-11-13 20:50:14,818 INFO L138 Inliner]: procedures = 562, calls = 35, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 96 [2024-11-13 20:50:14,819 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:50:14,852 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:50:14,852 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:50:14,853 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:50:14,861 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:14" (1/1) ... [2024-11-13 20:50:14,863 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:14" (1/1) ... [2024-11-13 20:50:14,869 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:14" (1/1) ... [2024-11-13 20:50:14,873 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:14" (1/1) ... [2024-11-13 20:50:14,883 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:14" (1/1) ... [2024-11-13 20:50:14,887 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:14" (1/1) ... [2024-11-13 20:50:14,889 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:14" (1/1) ... [2024-11-13 20:50:14,890 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:14" (1/1) ... [2024-11-13 20:50:14,893 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:50:14,894 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:50:14,894 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:50:14,895 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:50:14,896 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:50:14" (1/1) ... [2024-11-13 20:50:14,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:50:14,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:50:14,934 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:50:14,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:50:14,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-13 20:50:14,973 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 20:50:14,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:50:14,973 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:50:14,973 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:50:14,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:50:14,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-13 20:50:14,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 20:50:15,140 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:50:15,142 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:50:16,737 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2024-11-13 20:50:16,737 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:50:16,837 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:50:16,838 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-13 20:50:16,838 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:50:16 BoogieIcfgContainer [2024-11-13 20:50:16,838 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:50:16,839 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:50:16,839 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:50:16,851 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:50:16,851 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:50:16" (1/1) ... [2024-11-13 20:50:16,860 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:50:16,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:50:16,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 9 states and 12 transitions. [2024-11-13 20:50:16,928 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 12 transitions. [2024-11-13 20:50:16,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 20:50:16,931 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:50:16,932 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:50:16,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:50:16,935 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:50:16,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:50:17,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:50:17,372 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:50:17,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:50:17,456 INFO L255 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 20:50:17,461 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:50:17,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:50:17,549 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 20:50:17,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:50:17,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2024-11-13 20:50:17,833 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2024-11-13 20:50:17,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:50:17,833 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:50:17,834 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:50:17,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:50:17,838 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:50:17,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 20:50:18,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:50:18,264 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:50:18,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:50:18,342 INFO L255 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 20:50:18,343 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:50:18,434 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 20:50:18,440 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 20:50:19,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:50:19,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2024-11-13 20:50:19,066 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2024-11-13 20:50:19,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 20:50:19,067 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:50:19,067 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:50:19,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:50:19,069 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:50:19,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 20:50:19,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:50:19,650 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:50:19,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:50:19,754 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 20:50:19,756 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:50:19,803 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:50:19,808 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 20:50:22,410 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 20:50:23,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 20:50:24,563 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 20:50:24,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:50:24,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2024-11-13 20:50:24,642 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2024-11-13 20:50:24,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 20:50:24,643 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:50:24,643 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:50:24,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:50:24,645 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:50:24,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 20:50:25,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:50:25,448 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:50:25,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:50:25,610 INFO L255 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 20:50:25,611 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:50:25,751 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:50:25,763 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 20:50:26,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:50:26,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2024-11-13 20:50:26,100 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2024-11-13 20:50:26,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 20:50:26,101 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:50:26,101 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:50:26,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:50:26,104 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:50:26,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 20:50:26,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:50:26,886 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:50:27,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:50:27,063 INFO L255 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 20:50:27,064 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:50:27,133 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 20:50:27,142 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-13 20:50:27,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:50:27,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 14 states and 19 transitions. [2024-11-13 20:50:27,763 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 19 transitions. [2024-11-13 20:50:27,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 20:50:27,764 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:50:27,764 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:50:27,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:50:27,766 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:50:27,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 20:50:28,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:50:28,857 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:50:29,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:50:29,064 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 20:50:29,066 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:50:29,185 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:50:29,195 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-13 20:50:32,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:50:32,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 15 states and 20 transitions. [2024-11-13 20:50:32,967 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 20 transitions. [2024-11-13 20:50:32,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 20:50:32,967 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:50:32,968 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:50:32,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:50:32,970 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:50:32,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 20:50:34,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:50:34,117 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:50:34,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:50:34,346 INFO L255 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 20:50:34,347 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:50:34,538 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:50:34,549 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-13 20:50:35,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:50:35,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 16 states and 21 transitions. [2024-11-13 20:50:35,009 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 21 transitions. [2024-11-13 20:50:35,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 20:50:35,010 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:50:35,010 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:50:35,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:50:35,012 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:50:35,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 20:50:36,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:50:36,150 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:50:36,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:50:36,430 INFO L255 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 20:50:36,431 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:50:36,562 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-13 20:50:36,574 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-13 20:50:37,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:50:37,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2024-11-13 20:50:37,435 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2024-11-13 20:50:37,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 20:50:37,436 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:50:37,437 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:50:37,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:50:37,441 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:50:37,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-13 20:50:38,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:50:38,791 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:50:39,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:50:39,013 INFO L255 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 20:50:39,014 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:50:39,166 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:50:39,175 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-13 20:50:43,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:50:43,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2024-11-13 20:50:43,141 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2024-11-13 20:50:43,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 20:50:43,141 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:50:43,141 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:50:43,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:50:43,144 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:50:43,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-13 20:50:44,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:50:44,507 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:50:44,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:50:44,838 INFO L255 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:50:44,840 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:50:44,986 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 20:50:44,998 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-13 20:50:45,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:50:45,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2024-11-13 20:50:45,722 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2024-11-13 20:50:45,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 20:50:45,722 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:50:45,722 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:50:45,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:50:45,724 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:50:45,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-13 20:50:47,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:50:47,165 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:50:47,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:50:47,426 INFO L255 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 20:50:47,427 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 20:50:47,641 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-13 20:50:47,652 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-13 20:50:50,158 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 20:50:51,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:50:51,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2024-11-13 20:50:51,555 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2024-11-13 20:50:51,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 20:50:51,555 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:50:51,555 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:50:51,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:50:51,557 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:50:51,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6ab2d20-ed39-4e39-a6e1-f42c69a03ab2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-13 20:50:55,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:50:55,457 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:50:59,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat