[INFO] cloning repository https://github.com/pearfalse/roxtract
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pearfalse/roxtract" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpearfalse%2Froxtract", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpearfalse%2Froxtract'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9be6c6e10427888fac387baa9c1c9a1a70e270dd
[INFO] checking pearfalse/roxtract 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%2Fpearfalse%2Froxtract" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-2-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/pearfalse/roxtract
[INFO] finished tweaking git repo https://github.com/pearfalse/roxtract
[INFO] tweaked toml for git repo https://github.com/pearfalse/roxtract written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/pearfalse/roxtract 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/pearfalse/roxtract 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 3a6e3932b5da8af95ab0e0b8502bfdcea683dc9ccf9855263588d3d856cf8695
[INFO] running `Command { std: "docker" "start" "-a" "3a6e3932b5da8af95ab0e0b8502bfdcea683dc9ccf9855263588d3d856cf8695", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a6e3932b5da8af95ab0e0b8502bfdcea683dc9ccf9855263588d3d856cf8695", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a6e3932b5da8af95ab0e0b8502bfdcea683dc9ccf9855263588d3d856cf8695", kill_on_drop: false }`
[INFO] [stdout] 3a6e3932b5da8af95ab0e0b8502bfdcea683dc9ccf9855263588d3d856cf8695
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 7aa78a94d9d7ff15bc10d5cf957afb54868a59d999383081ae0d9057913efc36
[INFO] running `Command { std: "docker" "start" "-a" "7aa78a94d9d7ff15bc10d5cf957afb54868a59d999383081ae0d9057913efc36", kill_on_drop: false }`
[INFO] [stderr]     Checking debug-helper v0.3.13
[INFO] [stderr]     Checking ascii v1.1.0
[INFO] [stderr]     Checking sptr v0.3.2
[INFO] [stderr]     Checking assert_hex v0.4.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]     Checking crc-any v2.5.0
[INFO] [stderr]     Checking roxtract v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling gumdrop_derive v0.8.1
[INFO] [stderr]     Checking gumdrop v0.8.1
[INFO] [stderr]     Checking roxtract-bin v0.2.0 (/opt/rustwide/workdir/crates/roxtract-bin)
[INFO] [stdout] error: this type will no longer be must used: Result<OsString, Infallible>
[INFO] [stdout]  --> crates/roxtract-bin/src/bin/roxtract.rs:7:17
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[derive(Debug, Options)]
[INFO] [stdout]   |                 ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]   = note: this error originates in the derive macro `Options` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `roxtract-bin` (bin "roxtract") 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<OsString, Infallible>
[INFO] [stdout]  --> crates/roxtract-bin/src/bin/roxtract.rs:7:17
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[derive(Debug, Options)]
[INFO] [stdout]   |                 ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]   = note: this error originates in the derive macro `Options` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `roxtract-bin` (bin "roxtract" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "7aa78a94d9d7ff15bc10d5cf957afb54868a59d999383081ae0d9057913efc36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7aa78a94d9d7ff15bc10d5cf957afb54868a59d999383081ae0d9057913efc36", kill_on_drop: false }`
[INFO] [stdout] 7aa78a94d9d7ff15bc10d5cf957afb54868a59d999383081ae0d9057913efc36