[INFO] cloning repository https://github.com/paulolemus/blunders
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/paulolemus/blunders" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaulolemus%2Fblunders", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaulolemus%2Fblunders'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 52996174ced01166c397283c8542d9a4d5306431
[INFO] checking paulolemus/blunders against try#0f68263c719c986445acfdd2b05d69e200c95710 for pr-97183
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaulolemus%2Fblunders" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/paulolemus/blunders on toolchain 0f68263c719c986445acfdd2b05d69e200c95710
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0f68263c719c986445acfdd2b05d69e200c95710" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/paulolemus/blunders
[INFO] finished tweaking git repo https://github.com/paulolemus/blunders
[INFO] tweaked toml for git repo https://github.com/paulolemus/blunders written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/paulolemus/blunders already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0f68263c719c986445acfdd2b05d69e200c95710" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+0f68263c719c986445acfdd2b05d69e200c95710" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b6ccd414e46e3a2c7a8ed222cdea16541f64c0afcef184cdaeb7db3feb9e9ea6
[INFO] running `Command { std: "docker" "start" "-a" "b6ccd414e46e3a2c7a8ed222cdea16541f64c0afcef184cdaeb7db3feb9e9ea6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6ccd414e46e3a2c7a8ed222cdea16541f64c0afcef184cdaeb7db3feb9e9ea6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6ccd414e46e3a2c7a8ed222cdea16541f64c0afcef184cdaeb7db3feb9e9ea6", kill_on_drop: false }`
[INFO] [stdout] b6ccd414e46e3a2c7a8ed222cdea16541f64c0afcef184cdaeb7db3feb9e9ea6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+0f68263c719c986445acfdd2b05d69e200c95710" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bce930f70d06b7a8c30278d9597c4d41aac26717c2313ea372c8922bc316a220
[INFO] running `Command { std: "docker" "start" "-a" "bce930f70d06b7a8c30278d9597c4d41aac26717c2313ea372c8922bc316a220", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking plotters-backend v0.3.0
[INFO] [stderr]     Checking arrayvec v0.7.1
[INFO] [stderr]     Checking half v1.7.1
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.4
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking itertools v0.10.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking plotters-svg v0.3.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]    Compiling cast v0.2.5
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking crossbeam-epoch v0.9.4
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking blunders-engine v0.1.0 (/opt/rustwide/workdir/blunders-engine)
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking criterion-plot v0.4.4
[INFO] [stderr]     Checking plotters v0.3.1
[INFO] [stdout] warning: fields `id` and `name` are never read
[INFO] [stdout]   --> blunders-engine/src/threads.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | struct Thread {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout] 34 |     pub id: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 35 |     pub name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]    = note: `Thread` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `threads` is never read
[INFO] [stdout]   --> blunders-engine/src/threads.rs:96:5
[INFO] [stdout]    |
[INFO] [stdout] 94 | pub struct ThreadPool {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 95 |     num_threads: usize,
[INFO] [stdout] 96 |     threads: Vec<Thread>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ThreadPool` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking blunders v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking criterion v0.3.5
[INFO] [stdout] warning: fields `id` and `name` are never read
[INFO] [stdout]   --> blunders-engine/src/threads.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | struct Thread {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout] 34 |     pub id: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 35 |     pub name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]    = note: `Thread` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `threads` is never read
[INFO] [stdout]   --> blunders-engine/src/threads.rs:96:5
[INFO] [stdout]    |
[INFO] [stdout] 94 | pub struct ThreadPool {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 95 |     num_threads: usize,
[INFO] [stdout] 96 |     threads: Vec<Thread>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ThreadPool` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.37s
[INFO] running `Command { std: "docker" "inspect" "bce930f70d06b7a8c30278d9597c4d41aac26717c2313ea372c8922bc316a220", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bce930f70d06b7a8c30278d9597c4d41aac26717c2313ea372c8922bc316a220", kill_on_drop: false }`
[INFO] [stdout] bce930f70d06b7a8c30278d9597c4d41aac26717c2313ea372c8922bc316a220