[INFO] fetching crate monotron-api 0.2.2...
[INFO] testing monotron-api-0.2.2 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate monotron-api 0.2.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate monotron-api 0.2.2 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 monotron-api 0.2.2
[INFO] finished tweaking crates.io crate monotron-api 0.2.2
[INFO] tweaked toml for crates.io crate monotron-api 0.2.2 written to /workspace/builds/worker-0/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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 28088a75d1f50f2b6c94b88543774464c2cfffb59cdf53a05fc2c9d0edd2328b
[INFO] running `Command { std: "docker" "start" "-a" "28088a75d1f50f2b6c94b88543774464c2cfffb59cdf53a05fc2c9d0edd2328b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "28088a75d1f50f2b6c94b88543774464c2cfffb59cdf53a05fc2c9d0edd2328b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28088a75d1f50f2b6c94b88543774464c2cfffb59cdf53a05fc2c9d0edd2328b", kill_on_drop: false }`
[INFO] [stdout] 28088a75d1f50f2b6c94b88543774464c2cfffb59cdf53a05fc2c9d0edd2328b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] edc0ea8ba6a453a133ba3d7268dbc96693cfd724583649948c8663761c5abf2d
[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" "edc0ea8ba6a453a133ba3d7268dbc96693cfd724583649948c8663761c5abf2d", kill_on_drop: false }`
[INFO] [stderr]    Compiling monotron-api v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "edc0ea8ba6a453a133ba3d7268dbc96693cfd724583649948c8663761c5abf2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edc0ea8ba6a453a133ba3d7268dbc96693cfd724583649948c8663761c5abf2d", kill_on_drop: false }`
[INFO] [stdout] edc0ea8ba6a453a133ba3d7268dbc96693cfd724583649948c8663761c5abf2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] d83c7d2a4de5b0c1e5392b46573230aab0dda68140b4e4e12a456e32856e7005
[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" "d83c7d2a4de5b0c1e5392b46573230aab0dda68140b4e4e12a456e32856e7005", kill_on_drop: false }`
[INFO] [stderr]    Compiling monotron-api v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0560]: struct `Timestamp` has no field named `day`
[INFO] [stdout]    --> src/lib.rs:580:21
[INFO] [stdout]     |
[INFO] [stdout] 580 |                     day: 16,
[INFO] [stdout]     |                     ^^^ help: a field with a similar name exists: `days`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0560]: struct `Timestamp` has no field named `day`
[INFO] [stdout]    --> src/lib.rs:591:21
[INFO] [stdout]     |
[INFO] [stdout] 591 |                     day: 17,
[INFO] [stdout]     |                     ^^^ help: a field with a similar name exists: `days`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0560]: struct `Timestamp` has no field named `day`
[INFO] [stdout]    --> src/lib.rs:602:21
[INFO] [stdout]     |
[INFO] [stdout] 602 |                     day: 18,
[INFO] [stdout]     |                     ^^^ help: a field with a similar name exists: `days`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0560`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `monotron-api`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "d83c7d2a4de5b0c1e5392b46573230aab0dda68140b4e4e12a456e32856e7005", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d83c7d2a4de5b0c1e5392b46573230aab0dda68140b4e4e12a456e32856e7005", kill_on_drop: false }`
[INFO] [stdout] d83c7d2a4de5b0c1e5392b46573230aab0dda68140b4e4e12a456e32856e7005