[INFO] crate yalb 0.0.1 is already in cache
[INFO] testing yalb-0.0.1 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate yalb 0.0.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate yalb 0.0.1 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 yalb 0.0.1
[INFO] finished tweaking crates.io crate yalb 0.0.1
[INFO] tweaked toml for crates.io crate yalb 0.0.1 written to /workspace/builds/worker-5/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 5c154cbcd0ad877186855fa2983047d43907442e290337c64590631933b32100
[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" "5c154cbcd0ad877186855fa2983047d43907442e290337c64590631933b32100", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c154cbcd0ad877186855fa2983047d43907442e290337c64590631933b32100", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c154cbcd0ad877186855fa2983047d43907442e290337c64590631933b32100", kill_on_drop: false }`
[INFO] [stdout] 5c154cbcd0ad877186855fa2983047d43907442e290337c64590631933b32100
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 8a63560305c5eb48711cbb0b9e796c4638b0d65aa52eb37906a651dd24b0df47
[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" "8a63560305c5eb48711cbb0b9e796c4638b0d65aa52eb37906a651dd24b0df47", kill_on_drop: false }`
[INFO] [stderr]    Compiling yalb v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved imports `log::LogMetadata`, `log::LogRecord`, `log::LogLevelFilter`
[INFO] [stdout]  --> src/lib.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use log::{LogMetadata, LogRecord, LogLevelFilter, SetLoggerError};
[INFO] [stdout]   |           ^^^^^^^^^^^  ^^^^^^^^^  ^^^^^^^^^^^^^^ no `LogLevelFilter` in the root
[INFO] [stdout]   |           |            |
[INFO] [stdout]   |           |            no `LogRecord` in the root
[INFO] [stdout]   |           no `LogMetadata` in the root
[INFO] [stdout]   |
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]   |
[INFO] [stdout] 3 | use log::{Metadata, LogRecord, LogLevelFilter, SetLoggerError};
[INFO] [stdout]   |           ^^^^^^^^
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]   |
[INFO] [stdout] 3 | use log::{LogMetadata, Record, LogLevelFilter, SetLoggerError};
[INFO] [stdout]   |                        ^^^^^^
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]   |
[INFO] [stdout] 3 | use log::{LogMetadata, LogRecord, LevelFilter, SetLoggerError};
[INFO] [stdout]   |                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `shutdown_logger` in crate `log`
[INFO] [stdout]   --> src/lib.rs:44:18
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let _ = log::shutdown_logger();
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^ not found in `log`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0046]: not all trait items implemented, missing: `flush`
[INFO] [stdout]   --> src/lib.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl log::Log for Logger{
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^ missing `flush` in implementation
[INFO] [stdout]    |
[INFO] [stdout]    = help: implement the missing item: `fn flush(&self) { todo!() }`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/lib.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |         max_log_level.set(LogLevelFilter::Debug);
[INFO] [stdout]    |         ^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout]    |
[INFO] [stdout]    = note: type must be known at this point
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0046, E0282, E0425, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0046`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `yalb`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "8a63560305c5eb48711cbb0b9e796c4638b0d65aa52eb37906a651dd24b0df47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a63560305c5eb48711cbb0b9e796c4638b0d65aa52eb37906a651dd24b0df47", kill_on_drop: false }`
[INFO] [stdout] 8a63560305c5eb48711cbb0b9e796c4638b0d65aa52eb37906a651dd24b0df47