[INFO] fetching crate data-structures 0.1.0...
[INFO] checking data-structures-0.1.0 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate data-structures 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate data-structures 0.1.0 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate data-structures 0.1.0
[INFO] finished tweaking crates.io crate data-structures 0.1.0
[INFO] tweaked toml for crates.io crate data-structures 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d6d9c57054c91cab922ddf94e82c62b884a5e93f075c98b9cb88d259f56deb47
[INFO] running `Command { std: "docker" "start" "-a" "d6d9c57054c91cab922ddf94e82c62b884a5e93f075c98b9cb88d259f56deb47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6d9c57054c91cab922ddf94e82c62b884a5e93f075c98b9cb88d259f56deb47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6d9c57054c91cab922ddf94e82c62b884a5e93f075c98b9cb88d259f56deb47", kill_on_drop: false }`
[INFO] [stdout] d6d9c57054c91cab922ddf94e82c62b884a5e93f075c98b9cb88d259f56deb47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b1a903f5c66ae10f80fe856495e4986b3e92c772ac6c4287ec926bb30eef583
[INFO] running `Command { std: "docker" "start" "-a" "5b1a903f5c66ae10f80fe856495e4986b3e92c772ac6c4287ec926bb30eef583", kill_on_drop: false }`
[INFO] [stderr]     Checking data-structures v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `fmt_display_linked_list::*`
[INFO] [stdout]   --> src/linked_list/mod.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub use fmt_display_linked_list::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fmt_display_linked_list::*`
[INFO] [stdout]   --> src/linked_list/mod.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub use fmt_display_linked_list::*;
[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` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "5b1a903f5c66ae10f80fe856495e4986b3e92c772ac6c4287ec926bb30eef583", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b1a903f5c66ae10f80fe856495e4986b3e92c772ac6c4287ec926bb30eef583", kill_on_drop: false }`
[INFO] [stdout] 5b1a903f5c66ae10f80fe856495e4986b3e92c772ac6c4287ec926bb30eef583