[INFO] fetching crate qr-specs 0.1.0...
[INFO] checking qr-specs-0.1.0 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate qr-specs 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate qr-specs 0.1.0
[INFO] finished tweaking crates.io crate qr-specs 0.1.0
[INFO] tweaked toml for crates.io crate qr-specs 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate qr-specs 0.1.0 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 63e8c54ff5bd99d6d5cbc668a5c111e15c184a733794e08d8a37b1ef106511c7
[INFO] running `Command { std: "docker" "start" "-a" "63e8c54ff5bd99d6d5cbc668a5c111e15c184a733794e08d8a37b1ef106511c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "63e8c54ff5bd99d6d5cbc668a5c111e15c184a733794e08d8a37b1ef106511c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63e8c54ff5bd99d6d5cbc668a5c111e15c184a733794e08d8a37b1ef106511c7", kill_on_drop: false }`
[INFO] [stdout] 63e8c54ff5bd99d6d5cbc668a5c111e15c184a733794e08d8a37b1ef106511c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24332d52bdadaa7b37444ffd51ba7bda4e1e6d5ed3b071d1339734ceebbedf04
[INFO] running `Command { std: "docker" "start" "-a" "24332d52bdadaa7b37444ffd51ba7bda4e1e6d5ed3b071d1339734ceebbedf04", kill_on_drop: false }`
[INFO] [stderr]     Checking qr-specs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `escape` is never used
[INFO] [stdout]  --> src/utils.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub(crate) fn escape(input: &str) -> String {
[INFO] [stdout]   |               ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `escape` is never used
[INFO] [stdout]  --> src/utils.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub(crate) fn escape(input: &str) -> String {
[INFO] [stdout]   |               ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "24332d52bdadaa7b37444ffd51ba7bda4e1e6d5ed3b071d1339734ceebbedf04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24332d52bdadaa7b37444ffd51ba7bda4e1e6d5ed3b071d1339734ceebbedf04", kill_on_drop: false }`
[INFO] [stdout] 24332d52bdadaa7b37444ffd51ba7bda4e1e6d5ed3b071d1339734ceebbedf04