[INFO] cloning repository https://github.com/Josh-zjx/pngsecret
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Josh-zjx/pngsecret" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJosh-zjx%2Fpngsecret", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJosh-zjx%2Fpngsecret'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b537a068764704bbc91b921505dbd4ed8c517283
[INFO] checking Josh-zjx/pngsecret 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%2FJosh-zjx%2Fpngsecret" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Josh-zjx/pngsecret
[INFO] finished tweaking git repo https://github.com/Josh-zjx/pngsecret
[INFO] tweaked toml for git repo https://github.com/Josh-zjx/pngsecret written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Josh-zjx/pngsecret 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/Josh-zjx/pngsecret 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] e9e0452cee461d03ba2d95ee2b60da873ed62ceddfac4bf060536f167733c8ab
[INFO] running `Command { std: "docker" "start" "-a" "e9e0452cee461d03ba2d95ee2b60da873ed62ceddfac4bf060536f167733c8ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9e0452cee461d03ba2d95ee2b60da873ed62ceddfac4bf060536f167733c8ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9e0452cee461d03ba2d95ee2b60da873ed62ceddfac4bf060536f167733c8ab", kill_on_drop: false }`
[INFO] [stdout] e9e0452cee461d03ba2d95ee2b60da873ed62ceddfac4bf060536f167733c8ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 1e0d90a227a41d8a1983d3620f3d04718f8b378ec50eb83339598f5843de49ff
[INFO] running `Command { std: "docker" "start" "-a" "1e0d90a227a41d8a1983d3620f3d04718f8b378ec50eb83339598f5843de49ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.87
[INFO] [stderr]    Compiling built v0.7.4
[INFO] [stderr]     Checking miniz_oxide v0.8.0
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking bytemuck v1.18.0
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking regex-syntax v0.8.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]    Compiling simd_helpers v0.1.0
[INFO] [stderr]     Checking v_frame v0.3.8
[INFO] [stderr]     Checking miniz_oxide v0.7.4
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]     Checking maybe-rayon v0.1.1
[INFO] [stderr]     Checking bitstream-io v2.5.3
[INFO] [stderr]     Checking imgref v1.10.1
[INFO] [stderr]     Checking flume v0.11.0
[INFO] [stderr]     Checking rgb v0.8.50
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking flate2 v1.0.33
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking loop9 v0.1.5
[INFO] [stderr]     Checking avif-serialize v0.8.1
[INFO] [stderr]     Checking fdeflate v0.3.4
[INFO] [stderr]    Compiling rav1e v0.7.1
[INFO] [stderr]     Checking zune-jpeg v0.4.13
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking exr v1.72.0
[INFO] [stderr]     Checking image-webp v0.1.3
[INFO] [stderr]     Checking qoi v0.4.1
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking tiff v0.9.1
[INFO] [stderr]     Checking png v0.17.13
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking av1-grain v0.2.3
[INFO] [stderr]     Checking regex v1.10.6
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking quickcheck v1.0.3
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]    Compiling profiling-procmacros v1.0.15
[INFO] [stderr]    Compiling num-derive v0.4.2
[INFO] [stderr]    Compiling arg_enum_proc_macro v0.3.4
[INFO] [stderr]     Checking profiling v1.0.15
[INFO] [stderr]     Checking thiserror v1.0.63
[INFO] [stderr]     Checking ravif v0.11.10
[INFO] [stderr]     Checking image v0.25.2
[INFO] [stderr]     Checking pngsecret v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | /     #[structopt(
[INFO] [stdout] 25 | |         long,
[INFO] [stdout] 26 | |         default_value = "Hello World",
[INFO] [stdout] 27 | |         help = "the secret you want to embed"
[INFO] [stdout] 28 | |     )]
[INFO] [stdout] 29 | |     text: String,
[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 `pngsecret` (bin "pngsecret") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | /     #[structopt(
[INFO] [stdout] 25 | |         long,
[INFO] [stdout] 26 | |         default_value = "Hello World",
[INFO] [stdout] 27 | |         help = "the secret you want to embed"
[INFO] [stdout] 28 | |     )]
[INFO] [stdout] 29 | |     text: String,
[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 `pngsecret` (bin "pngsecret" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "1e0d90a227a41d8a1983d3620f3d04718f8b378ec50eb83339598f5843de49ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e0d90a227a41d8a1983d3620f3d04718f8b378ec50eb83339598f5843de49ff", kill_on_drop: false }`
[INFO] [stdout] 1e0d90a227a41d8a1983d3620f3d04718f8b378ec50eb83339598f5843de49ff