[INFO] cloning repository https://github.com/yxshv/seek
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yxshv/seek" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyxshv%2Fseek", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyxshv%2Fseek'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9b822a1f5f5a6f17b88207d4514ac79ff4491c3e
[INFO] checking yxshv/seek against master#9e293ae9f8abecb0be5105787d181518c9012a19 for pr-146440-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyxshv%2Fseek" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/yxshv/seek
[INFO] finished tweaking git repo https://github.com/yxshv/seek
[INFO] tweaked toml for git repo https://github.com/yxshv/seek written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/yxshv/seek on toolchain 9e293ae9f8abecb0be5105787d181518c9012a19
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e293ae9f8abecb0be5105787d181518c9012a19" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/yxshv/seek already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e293ae9f8abecb0be5105787d181518c9012a19" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tabled_derive v0.4.0
[INFO] [stderr]   Downloaded papergrid v0.5.1
[INFO] [stderr]   Downloaded tabled v0.8.0
[INFO] [stderr]   Downloaded serde_derive v1.0.144
[INFO] [stderr]   Downloaded itoa v1.0.3
[INFO] [stderr]   Downloaded redox_users v0.4.3
[INFO] [stderr]   Downloaded dialoguer v0.10.2
[INFO] [stderr]   Downloaded thiserror-impl v1.0.32
[INFO] [stderr]   Downloaded zeroize v1.5.7
[INFO] [stderr]   Downloaded serde v1.0.144
[INFO] [stderr]   Downloaded thiserror v1.0.32
[INFO] [stderr]   Downloaded console v0.15.1
[INFO] [stderr]   Downloaded once_cell v1.13.1
[INFO] [stderr]   Downloaded unicode-width v0.1.9
[INFO] [stderr]   Downloaded serde_json v1.0.83
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+9e293ae9f8abecb0be5105787d181518c9012a19" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 64588cddb9dbd43002c4804da3e5f978bfb85ffaac0e8d60522f3f28a9d9a12c
[INFO] running `Command { std: "docker" "start" "-a" "64588cddb9dbd43002c4804da3e5f978bfb85ffaac0e8d60522f3f28a9d9a12c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64588cddb9dbd43002c4804da3e5f978bfb85ffaac0e8d60522f3f28a9d9a12c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64588cddb9dbd43002c4804da3e5f978bfb85ffaac0e8d60522f3f28a9d9a12c", kill_on_drop: false }`
[INFO] [stdout] 64588cddb9dbd43002c4804da3e5f978bfb85ffaac0e8d60522f3f28a9d9a12c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+9e293ae9f8abecb0be5105787d181518c9012a19" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a083e9b74b233cc35ab75c5e59529161f00ff046354b5af2c16a4105af85261
[INFO] running `Command { std: "docker" "start" "-a" "3a083e9b74b233cc35ab75c5e59529161f00ff046354b5af2c16a4105af85261", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]    Compiling serde_derive v1.0.144
[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]     Checking once_cell v1.13.1
[INFO] [stderr]     Checking fastrand v1.8.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling serde_json v1.0.83
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking zeroize v1.5.7
[INFO] [stderr]     Checking itoa v1.0.3
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]     Checking papergrid v0.5.1
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking console v0.15.1
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]    Compiling tabled_derive v0.4.0
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]     Checking dialoguer v0.10.2
[INFO] [stderr]     Checking tabled v0.8.0
[INFO] [stderr]     Checking seek v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `p` is never read
[INFO] [stdout]   --> src/lib.rs:26:17
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let mut p = String::new();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 37 |         p = path.to_string();
[INFO] [stdout]    |         - `p` is overwritten here before the previous value is read
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `p` is never read
[INFO] [stdout]    --> src/lib.rs:97:17
[INFO] [stdout]     |
[INFO] [stdout]  97 |     let mut p = String::new();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 108 |         p = path.to_string();
[INFO] [stdout]     |         - `p` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `p` is never read
[INFO] [stdout]   --> src/lib.rs:26:17
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let mut p = String::new();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 37 |         p = path.to_string();
[INFO] [stdout]    |         - `p` is overwritten here before the previous value is read
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `p` is never read
[INFO] [stdout]    --> src/lib.rs:97:17
[INFO] [stdout]     |
[INFO] [stdout]  97 |     let mut p = String::new();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 108 |         p = path.to_string();
[INFO] [stdout]     |         - `p` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.63s
[INFO] running `Command { std: "docker" "inspect" "3a083e9b74b233cc35ab75c5e59529161f00ff046354b5af2c16a4105af85261", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a083e9b74b233cc35ab75c5e59529161f00ff046354b5af2c16a4105af85261", kill_on_drop: false }`
[INFO] [stdout] 3a083e9b74b233cc35ab75c5e59529161f00ff046354b5af2c16a4105af85261