[INFO] cloning repository https://github.com/JosephChennattu123/shorelark
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JosephChennattu123/shorelark" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJosephChennattu123%2Fshorelark", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJosephChennattu123%2Fshorelark'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] abbda4a81bde8476d5d9bc8659930aa1b1e54134
[INFO] checking JosephChennattu123/shorelark against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJosephChennattu123%2Fshorelark" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-6-tc2/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/JosephChennattu123/shorelark
[INFO] finished tweaking git repo https://github.com/JosephChennattu123/shorelark
[INFO] tweaked toml for git repo https://github.com/JosephChennattu123/shorelark written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/JosephChennattu123/shorelark on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/JosephChennattu123/shorelark 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 56f62cf2f90197b2269a244189e6166e7dde2960f2e7be81763d656d8652894c
[INFO] running `Command { std: "docker" "start" "-a" "56f62cf2f90197b2269a244189e6166e7dde2960f2e7be81763d656d8652894c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56f62cf2f90197b2269a244189e6166e7dde2960f2e7be81763d656d8652894c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56f62cf2f90197b2269a244189e6166e7dde2960f2e7be81763d656d8652894c", kill_on_drop: false }`
[INFO] [stdout] 56f62cf2f90197b2269a244189e6166e7dde2960f2e7be81763d656d8652894c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 814c193bbe3c208ce2e5fb08597352af50c799337d64a543950ad814371dc153
[INFO] running `Command { std: "docker" "start" "-a" "814c193bbe3c208ce2e5fb08597352af50c799337d64a543950ad814371dc153", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.92
[INFO] [stderr]     Checking bytemuck v1.15.0
[INFO] [stderr]    Compiling syn v2.0.57
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]     Checking safe_arch v0.7.1
[INFO] [stderr]    Compiling bumpalo v3.15.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling wasm-bindgen v0.2.92
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking wide v0.7.15
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling test-case v1.2.3
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rayon-core v1.12.1
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking num-complex v0.4.5
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking approx v0.4.0
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking simba v0.8.1
[INFO] [stderr]     Checking lib-neural-network v0.0.0 (/opt/rustwide/workdir/libs/neural-network)
[INFO] [stderr]     Checking lib-genetic-algorithm v0.0.0 (/opt/rustwide/workdir/libs/genetic-algorithm)
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.92
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.92
[INFO] [stderr]    Compiling nalgebra-macros v0.2.1
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.92
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking nalgebra v0.32.5
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking ordered-float v4.2.0
[INFO] [stderr]     Checking js-sys v0.3.69
[INFO] [stderr]     Checking serde-wasm-bindgen v0.4.5
[INFO] [stderr]     Checking lib-simulation v0.0.0 (/opt/rustwide/workdir/libs/simulation)
[INFO] [stderr]     Checking optimizer v0.1.0 (/opt/rustwide/workdir/libs/optimizer)
[INFO] [stderr]     Checking lib-simulation-wasm v0.0.0 (/opt/rustwide/workdir/libs/simulation-wasm)
[INFO] [stdout] warning: unused import: `serde::Serialize`
[INFO] [stdout]   --> libs/simulation-wasm/src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use serde::Serialize;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde::Serialize`
[INFO] [stdout]   --> libs/simulation-wasm/src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use serde::Serialize;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> libs/optimizer/src/analyze.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     input: PathBuf,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> libs/optimizer/src/simulate.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     output: PathBuf,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> libs/optimizer/src/analyze.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     input: PathBuf,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `optimizer` (bin "optimizer" test) due to 2 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> libs/optimizer/src/simulate.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     output: PathBuf,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `optimizer` (bin "optimizer") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "814c193bbe3c208ce2e5fb08597352af50c799337d64a543950ad814371dc153", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "814c193bbe3c208ce2e5fb08597352af50c799337d64a543950ad814371dc153", kill_on_drop: false }`
[INFO] [stdout] 814c193bbe3c208ce2e5fb08597352af50c799337d64a543950ad814371dc153