[INFO] cloning repository https://github.com/Tzrlk/myth
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tzrlk/myth" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTzrlk%2Fmyth", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTzrlk%2Fmyth'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 075f2c1b0710ace560d5407632ffe4d488a016b2
[INFO] checking Tzrlk/myth against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTzrlk%2Fmyth" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Tzrlk/myth on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Tzrlk/myth
[INFO] finished tweaking git repo https://github.com/Tzrlk/myth
[INFO] tweaked toml for git repo https://github.com/Tzrlk/myth written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/Tzrlk/myth already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ordered-float v0.2.3
[INFO] [stderr]   Downloaded rusqlite v0.13.0
[INFO] [stderr]   Downloaded serde_yaml v0.5.1
[INFO] [stderr]   Downloaded serde-value v0.3.1
[INFO] [stderr]   Downloaded stainless v0.1.12
[INFO] [stderr]   Downloaded log4rs v0.5.2
[INFO] [stderr]   Downloaded dtoa v0.3.1
[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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a18df6a8db9d50a58ff6b0d6d23718db260f8c5bc1014b3c786735c9a0af463
[INFO] running `Command { std: "docker" "start" "-a" "5a18df6a8db9d50a58ff6b0d6d23718db260f8c5bc1014b3c786735c9a0af463", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a18df6a8db9d50a58ff6b0d6d23718db260f8c5bc1014b3c786735c9a0af463", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a18df6a8db9d50a58ff6b0d6d23718db260f8c5bc1014b3c786735c9a0af463", kill_on_drop: false }`
[INFO] [stdout] 5a18df6a8db9d50a58ff6b0d6d23718db260f8c5bc1014b3c786735c9a0af463
[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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7673b1546d2f5c3d28be37394f6d0b0b16e707a4d9b795f07d4c12f2741e77fc
[INFO] running `Command { std: "docker" "start" "-a" "7673b1546d2f5c3d28be37394f6d0b0b16e707a4d9b795f07d4c12f2741e77fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling cc v1.0.17
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling pkg-config v0.3.11
[INFO] [stderr]    Compiling num-bigint v0.2.0
[INFO] [stderr]     Checking cfg-if v0.1.4
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]    Compiling num-complex v0.2.0
[INFO] [stderr]     Checking dtoa v0.3.1
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking linked-hash-map v0.4.2
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking bitflags v1.0.3
[INFO] [stderr]    Compiling myth v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking antidote v1.0.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]     Checking crossbeam v0.2.12
[INFO] [stderr]    Compiling stainless v0.1.12
[INFO] [stderr]     Checking phf_shared v0.7.22
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]     Checking unreachable v0.1.1
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stainless-0.1.12/src/lib.rs:7:30
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(plugin_registrar, quote, rustc_private)]
[INFO] [stdout]   |                              ^^^^^ feature has been removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `syntax`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stainless-0.1.12/src/lib.rs:171:1
[INFO] [stdout]     |
[INFO] [stdout] 171 | extern crate syntax;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0463, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `stainless`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "7673b1546d2f5c3d28be37394f6d0b0b16e707a4d9b795f07d4c12f2741e77fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7673b1546d2f5c3d28be37394f6d0b0b16e707a4d9b795f07d4c12f2741e77fc", kill_on_drop: false }`
[INFO] [stdout] 7673b1546d2f5c3d28be37394f6d0b0b16e707a4d9b795f07d4c12f2741e77fc