[INFO] fetching crate a9742eefab52d8d7fc22d33429fa08ad68a7b7f880f087d1f4543b7db 1.0.1...
[INFO] checking a9742eefab52d8d7fc22d33429fa08ad68a7b7f880f087d1f4543b7db-1.0.1 against 1.55.0 for beta-1.56-3
[INFO] extracting crate a9742eefab52d8d7fc22d33429fa08ad68a7b7f880f087d1f4543b7db 1.0.1 into /workspace/builds/worker-87/source
[INFO] validating manifest of crates.io crate a9742eefab52d8d7fc22d33429fa08ad68a7b7f880f087d1f4543b7db 1.0.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate a9742eefab52d8d7fc22d33429fa08ad68a7b7f880f087d1f4543b7db 1.0.1
[INFO] finished tweaking crates.io crate a9742eefab52d8d7fc22d33429fa08ad68a7b7f880f087d1f4543b7db 1.0.1
[INFO] tweaked toml for crates.io crate a9742eefab52d8d7fc22d33429fa08ad68a7b7f880f087d1f4543b7db 1.0.1 written to /workspace/builds/worker-87/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded acc0b4b538847b06fe3f88cca794d6e7cc5585bfd7e71ecbf1e86758f v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 66cddc6cc6a024c3bbe6c35a7605b804df3fc71420073d10ca03650229dcb3f4
[INFO] running `Command { std: "docker" "start" "-a" "66cddc6cc6a024c3bbe6c35a7605b804df3fc71420073d10ca03650229dcb3f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66cddc6cc6a024c3bbe6c35a7605b804df3fc71420073d10ca03650229dcb3f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66cddc6cc6a024c3bbe6c35a7605b804df3fc71420073d10ca03650229dcb3f4", kill_on_drop: false }`
[INFO] [stdout] 66cddc6cc6a024c3bbe6c35a7605b804df3fc71420073d10ca03650229dcb3f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9357b262a0755e0d0f49afc7eaa466a92997d68cbd76a4ce752b1f8c4bede99
[INFO] running `Command { std: "docker" "start" "-a" "b9357b262a0755e0d0f49afc7eaa466a92997d68cbd76a4ce752b1f8c4bede99", kill_on_drop: false }`
[INFO] [stderr]     Checking acc0b4b538847b06fe3f88cca794d6e7cc5585bfd7e71ecbf1e86758f v1.0.1
[INFO] [stderr]     Checking a9742eefab52d8d7fc22d33429fa08ad68a7b7f880f087d1f4543b7db v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `indent`
[INFO] [stdout]  --> src/lib.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn dep_tree(indent: usize) {
[INFO] [stdout]   |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_indent`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `indent`
[INFO] [stdout]  --> src/lib.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn dep_tree(indent: usize) {
[INFO] [stdout]   |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_indent`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` 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 0.43s
[INFO] running `Command { std: "docker" "inspect" "b9357b262a0755e0d0f49afc7eaa466a92997d68cbd76a4ce752b1f8c4bede99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9357b262a0755e0d0f49afc7eaa466a92997d68cbd76a4ce752b1f8c4bede99", kill_on_drop: false }`
[INFO] [stdout] b9357b262a0755e0d0f49afc7eaa466a92997d68cbd76a4ce752b1f8c4bede99
