[INFO] cloning repository https://github.com/sstadick/crabz
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sstadick/crabz" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsstadick%2Fcrabz", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsstadick%2Fcrabz'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 91e58e3bdaaaf9838c14b5734947d82f2453be26
[INFO] checking sstadick/crabz 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%2Fsstadick%2Fcrabz" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-1-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/sstadick/crabz
[INFO] finished tweaking git repo https://github.com/sstadick/crabz
[INFO] tweaked toml for git repo https://github.com/sstadick/crabz written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sstadick/crabz 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/sstadick/crabz 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 3cdb4c01d231a7f64245d579f7956c813e82613349ec7c6b1d53d7ac080bafb1
[INFO] running `Command { std: "docker" "start" "-a" "3cdb4c01d231a7f64245d579f7956c813e82613349ec7c6b1d53d7ac080bafb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3cdb4c01d231a7f64245d579f7956c813e82613349ec7c6b1d53d7ac080bafb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cdb4c01d231a7f64245d579f7956c813e82613349ec7c6b1d53d7ac080bafb1", kill_on_drop: false }`
[INFO] [stdout] 3cdb4c01d231a7f64245d579f7956c813e82613349ec7c6b1d53d7ac080bafb1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] ab787eb47f2d51943f78374fbb07c71e5e8d9e68983ffa569c3b431602269e80
[INFO] running `Command { std: "docker" "start" "-a" "ab787eb47f2d51943f78374fbb07c71e5e8d9e68983ffa569c3b431602269e80", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]    Compiling unicode-segmentation v1.11.0
[INFO] [stderr]    Compiling libdeflate-sys v0.12.0
[INFO] [stderr]    Compiling libmimalloc-sys v0.1.35
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]    Compiling libz-sys v1.1.15
[INFO] [stderr]    Compiling syn v2.0.53
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking core_affinity v0.8.1
[INFO] [stderr]     Checking is-terminal v0.4.12
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking nanorand v0.7.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking mimalloc v0.1.39
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking libdeflater v0.12.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling strum_macros v0.24.3
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling git-version-macro v0.3.9
[INFO] [stderr]     Checking env_logger v0.10.2
[INFO] [stderr]     Checking git-version v0.3.9
[INFO] [stderr]     Checking strum v0.24.1
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking pin-project v1.1.5
[INFO] [stderr]     Checking flume v0.10.14
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking gzp v0.11.3
[INFO] [stderr]     Checking crabz v0.10.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/main.rs:274:5
[INFO] [stdout]     |
[INFO] [stdout] 274 | /     /// Output path to write to, empty or "-" to write to stdout
[INFO] [stdout] 275 | |     #[structopt(short, long)]
[INFO] [stdout] 276 | |     output: Option<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 `crabz` (bin "crabz") 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<PathBuf, Infallible>
[INFO] [stdout]    --> src/main.rs:274:5
[INFO] [stdout]     |
[INFO] [stdout] 274 | /     /// Output path to write to, empty or "-" to write to stdout
[INFO] [stdout] 275 | |     #[structopt(short, long)]
[INFO] [stdout] 276 | |     output: Option<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 `crabz` (bin "crabz" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "ab787eb47f2d51943f78374fbb07c71e5e8d9e68983ffa569c3b431602269e80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab787eb47f2d51943f78374fbb07c71e5e8d9e68983ffa569c3b431602269e80", kill_on_drop: false }`
[INFO] [stdout] ab787eb47f2d51943f78374fbb07c71e5e8d9e68983ffa569c3b431602269e80
