[INFO] fetching crate fce-wit-interfaces 0.1.0...
[INFO] testing fce-wit-interfaces-0.1.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate fce-wit-interfaces 0.1.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate fce-wit-interfaces 0.1.0 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fce-wit-interfaces 0.1.0
[INFO] finished tweaking crates.io crate fce-wit-interfaces 0.1.0
[INFO] tweaked toml for crates.io crate fce-wit-interfaces 0.1.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasmer-interface-types-fl v0.17.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce32875aa0e5ede03878a79ca015636196aee1f4c2dbe14997ebb54c4f3320ad
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ce32875aa0e5ede03878a79ca015636196aee1f4c2dbe14997ebb54c4f3320ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce32875aa0e5ede03878a79ca015636196aee1f4c2dbe14997ebb54c4f3320ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce32875aa0e5ede03878a79ca015636196aee1f4c2dbe14997ebb54c4f3320ad", kill_on_drop: false }`
[INFO] [stdout] ce32875aa0e5ede03878a79ca015636196aee1f4c2dbe14997ebb54c4f3320ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 694cc2d3f90f55e975655522c896bf1bea40bdc3618efba2d1b30b38ac47d52d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "694cc2d3f90f55e975655522c896bf1bea40bdc3618efba2d1b30b38ac47d52d", kill_on_drop: false }`
[INFO] [stderr]    Compiling arrayvec v0.5.1
[INFO] [stderr]    Compiling safe-transmute v0.11.0
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling wast v8.0.0
[INFO] [stderr]    Compiling multimap v0.8.1
[INFO] [stderr]    Compiling lexical-core v0.7.4
[INFO] [stderr]    Compiling wasmer-interface-types-fl v0.17.0
[INFO] [stderr]    Compiling fce-wit-interfaces v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.72s
[INFO] running `Command { std: "docker" "inspect" "694cc2d3f90f55e975655522c896bf1bea40bdc3618efba2d1b30b38ac47d52d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "694cc2d3f90f55e975655522c896bf1bea40bdc3618efba2d1b30b38ac47d52d", kill_on_drop: false }`
[INFO] [stdout] 694cc2d3f90f55e975655522c896bf1bea40bdc3618efba2d1b30b38ac47d52d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d2366899983b76c528db30c04e99ee71bf0b7f1b3c70c2103712d6b0ebe910b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7d2366899983b76c528db30c04e99ee71bf0b7f1b3c70c2103712d6b0ebe910b", kill_on_drop: false }`
[INFO] [stderr]    Compiling fce-wit-interfaces v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `Command { std: "docker" "inspect" "7d2366899983b76c528db30c04e99ee71bf0b7f1b3c70c2103712d6b0ebe910b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d2366899983b76c528db30c04e99ee71bf0b7f1b3c70c2103712d6b0ebe910b", kill_on_drop: false }`
[INFO] [stdout] 7d2366899983b76c528db30c04e99ee71bf0b7f1b3c70c2103712d6b0ebe910b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2090fe972a0b89784cb201e607658e61720ad7b7dc7be6fbe84e609bb0580f1b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2090fe972a0b89784cb201e607658e61720ad7b7dc7be6fbe84e609bb0580f1b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fce_wit_interfaces-ab99492c1f09c7ed
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fce_wit_interfaces
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error[E0659]: `fce_wit_interfaces` is ambiguous (name vs any other name during import resolution)
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:31:9
[INFO] [stderr]    |
[INFO] [stderr] 31 | pub use fce_wit_interfaces::*;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^ ambiguous name
[INFO] [stderr]    |
[INFO] [stderr]    = note: `fce_wit_interfaces` could refer to a crate passed with `--extern`
[INFO] [stderr]    = help: use `::fce_wit_interfaces` to refer to this crate unambiguously
[INFO] [stderr] note: `fce_wit_interfaces` could also refer to the module defined here
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:28:1
[INFO] [stderr]    |
[INFO] [stderr] 28 | mod fce_wit_interfaces;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = help: use `crate::fce_wit_interfaces` to refer to this module unambiguously
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0659`.
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "2090fe972a0b89784cb201e607658e61720ad7b7dc7be6fbe84e609bb0580f1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2090fe972a0b89784cb201e607658e61720ad7b7dc7be6fbe84e609bb0580f1b", kill_on_drop: false }`
[INFO] [stdout] 2090fe972a0b89784cb201e607658e61720ad7b7dc7be6fbe84e609bb0580f1b