[INFO] fetching crate motion_list_rs 1.3.0...
[INFO] checking motion_list_rs-1.3.0 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate motion_list_rs 1.3.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate motion_list_rs 1.3.0 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate motion_list_rs 1.3.0
[INFO] finished tweaking crates.io crate motion_list_rs 1.3.0
[INFO] tweaked toml for crates.io crate motion_list_rs 1.3.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate motion_list_rs 1.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded diff_derive v0.1.1
[INFO] [stderr]   Downloaded hash40 v0.4.3
[INFO] [stderr]   Downloaded compile-time-crc32 v0.1.2
[INFO] [stderr]   Downloaded diff-struct v0.2.0
[INFO] [stderr]   Downloaded compile-time-crc32-impl v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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] a3e6abc4a48c7f1c8987215557f3fd6727fc4ec1014474c33aeb504715582063
[INFO] running `Command { std: "docker" "start" "-a" "a3e6abc4a48c7f1c8987215557f3fd6727fc4ec1014474c33aeb504715582063", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3e6abc4a48c7f1c8987215557f3fd6727fc4ec1014474c33aeb504715582063", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3e6abc4a48c7f1c8987215557f3fd6727fc4ec1014474c33aeb504715582063", kill_on_drop: false }`
[INFO] [stdout] a3e6abc4a48c7f1c8987215557f3fd6727fc4ec1014474c33aeb504715582063
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed82602689226f19028224d6091e921eee4ad3e534a3dee89aceac4cbc0f3864
[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" "ed82602689226f19028224d6091e921eee4ad3e534a3dee89aceac4cbc0f3864", kill_on_drop: false }`
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling indexmap v1.5.1
[INFO] [stderr]     Checking bimap v0.4.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]     Checking yaml-rust v0.4.4
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]     Checking clap v2.33.2
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling compile-time-crc32-impl v0.1.0
[INFO] [stderr]    Compiling diff_derive v0.1.1
[INFO] [stderr]    Compiling structopt-derive v0.4.9
[INFO] [stderr]     Checking compile-time-crc32 v0.1.2
[INFO] [stderr]     Checking structopt v0.3.16
[INFO] [stderr]     Checking serde v1.0.115
[INFO] [stderr]     Checking diff-struct v0.2.0
[INFO] [stderr]     Checking serde_yaml v0.8.13
[INFO] [stderr]     Checking hash40 v0.4.3
[INFO] [stderr]     Checking motion_list_rs v1.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ErrorString`
[INFO] [stdout]   --> src/yamlist/main.rs:12:27
[INFO] [stdout]    |
[INFO] [stdout] 12 | use error::{ErrorMessage, ErrorString};
[INFO] [stdout]    |                           ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ErrorString`
[INFO] [stdout]   --> src/yamlist/main.rs:12:27
[INFO] [stdout]    |
[INFO] [stdout] 12 | use error::{ErrorMessage, ErrorString};
[INFO] [stdout]    |                           ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.74s
[INFO] running `Command { std: "docker" "inspect" "ed82602689226f19028224d6091e921eee4ad3e534a3dee89aceac4cbc0f3864", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed82602689226f19028224d6091e921eee4ad3e534a3dee89aceac4cbc0f3864", kill_on_drop: false }`
[INFO] [stdout] ed82602689226f19028224d6091e921eee4ad3e534a3dee89aceac4cbc0f3864