[INFO] fetching crate mate_selection 0.1.1...
[INFO] checking mate_selection-0.1.1 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate mate_selection 0.1.1 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate mate_selection 0.1.1
[INFO] finished tweaking crates.io crate mate_selection 0.1.1
[INFO] tweaked toml for crates.io crate mate_selection 0.1.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mate_selection 0.1.1 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 33 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded stochastic_universal_sampling v1.1.1
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 58f741156eac927eaab01463c6a266f4d4b78074e513bcce76bfdb5d2fa1ef1d
[INFO] running `Command { std: "docker" "start" "-a" "58f741156eac927eaab01463c6a266f4d4b78074e513bcce76bfdb5d2fa1ef1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58f741156eac927eaab01463c6a266f4d4b78074e513bcce76bfdb5d2fa1ef1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58f741156eac927eaab01463c6a266f4d4b78074e513bcce76bfdb5d2fa1ef1d", kill_on_drop: false }`
[INFO] [stdout] 58f741156eac927eaab01463c6a266f4d4b78074e513bcce76bfdb5d2fa1ef1d
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5227aac640c21d414133a0ec7f2499a61325f09b4302bdfe7e3e023a2a234c3
[INFO] running `Command { std: "docker" "start" "-a" "f5227aac640c21d414133a0ec7f2499a61325f09b4302bdfe7e3e023a2a234c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]     Checking cfg-if v1.0.3
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking stochastic_universal_sampling v1.1.1
[INFO] [stderr]     Checking mate_selection v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stdout]    --> src/lib.rs:738:30
[INFO] [stdout]     |
[INFO] [stdout] 738 |         let rng = &mut rand::thread_rng();
[INFO] [stdout]     |                              ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stdout]    --> src/lib.rs:748:30
[INFO] [stdout]     |
[INFO] [stdout] 748 |         let rng = &mut rand::thread_rng();
[INFO] [stdout]     |                              ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stdout]    --> src/lib.rs:758:30
[INFO] [stdout]     |
[INFO] [stdout] 758 |         let rng = &mut rand::thread_rng();
[INFO] [stdout]     |                              ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stdout]    --> src/lib.rs:768:30
[INFO] [stdout]     |
[INFO] [stdout] 768 |         let rng = &mut rand::thread_rng();
[INFO] [stdout]     |                              ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stdout]    --> src/lib.rs:779:30
[INFO] [stdout]     |
[INFO] [stdout] 779 |         let rng = &mut rand::thread_rng();
[INFO] [stdout]     |                              ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stdout]    --> src/lib.rs:791:30
[INFO] [stdout]     |
[INFO] [stdout] 791 |         let rng = &mut rand::thread_rng();
[INFO] [stdout]     |                              ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stdout]    --> src/lib.rs:797:30
[INFO] [stdout]     |
[INFO] [stdout] 797 |         let rng = &mut rand::thread_rng();
[INFO] [stdout]     |                              ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stdout]    --> src/lib.rs:807:30
[INFO] [stdout]     |
[INFO] [stdout] 807 |         let rng = &mut rand::thread_rng();
[INFO] [stdout]     |                              ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stdout]    --> src/lib.rs:819:30
[INFO] [stdout]     |
[INFO] [stdout] 819 |         let rng = &mut rand::thread_rng();
[INFO] [stdout]     |                              ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stdout]    --> src/lib.rs:832:30
[INFO] [stdout]     |
[INFO] [stdout] 832 |         let rng = &mut rand::thread_rng();
[INFO] [stdout]     |                              ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stdout]    --> src/lib.rs:849:30
[INFO] [stdout]     |
[INFO] [stdout] 849 |         let rng = &mut rand::thread_rng();
[INFO] [stdout]     |                              ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stdout]    --> src/lib.rs:863:30
[INFO] [stdout]     |
[INFO] [stdout] 863 |         let rng = &mut rand::thread_rng();
[INFO] [stdout]     |                              ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stdout]    --> src/lib.rs:872:30
[INFO] [stdout]     |
[INFO] [stdout] 872 |         let rng = &mut rand::thread_rng();
[INFO] [stdout]     |                              ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stdout]    --> src/lib.rs:886:30
[INFO] [stdout]     |
[INFO] [stdout] 886 |         let rng = &mut rand::thread_rng();
[INFO] [stdout]     |                              ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stdout]    --> src/lib.rs:917:30
[INFO] [stdout]     |
[INFO] [stdout] 917 |         let rng = &mut rand::thread_rng();
[INFO] [stdout]     |                              ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stdout]    --> src/lib.rs:949:34
[INFO] [stdout]     |
[INFO] [stdout] 949 |             let rng = &mut rand::thread_rng();
[INFO] [stdout]     |                                  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Best` is never constructed
[INFO] [stdout]   --> src/lib.rs:94:8
[INFO] [stdout]    |
[INFO] [stdout] 94 | struct Best(pub usize);
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `args` is never used
[INFO] [stdout]    --> src/lib.rs:565:8
[INFO] [stdout]     |
[INFO] [stdout] 564 | impl Best {
[INFO] [stdout]     | --------- method in this implementation
[INFO] [stdout] 565 |     fn args(&self) -> usize {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.94s
[INFO] running `Command { std: "docker" "inspect" "f5227aac640c21d414133a0ec7f2499a61325f09b4302bdfe7e3e023a2a234c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5227aac640c21d414133a0ec7f2499a61325f09b4302bdfe7e3e023a2a234c3", kill_on_drop: false }`
[INFO] [stdout] f5227aac640c21d414133a0ec7f2499a61325f09b4302bdfe7e3e023a2a234c3