[INFO] fetching crate cargo-prod 0.1.1...
[INFO] checking cargo-prod-0.1.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate cargo-prod 0.1.1 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate cargo-prod 0.1.1
[INFO] finished tweaking crates.io crate cargo-prod 0.1.1
[INFO] tweaked toml for crates.io crate cargo-prod 0.1.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cargo-prod 0.1.1 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 crates.io crate cargo-prod 0.1.1 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] 7d7c18ed2e0431e33bfccdc8017749dcab1a0d01d8f0acad7bdf61acc23eadbd
[INFO] running `Command { std: "docker" "start" "-a" "7d7c18ed2e0431e33bfccdc8017749dcab1a0d01d8f0acad7bdf61acc23eadbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d7c18ed2e0431e33bfccdc8017749dcab1a0d01d8f0acad7bdf61acc23eadbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d7c18ed2e0431e33bfccdc8017749dcab1a0d01d8f0acad7bdf61acc23eadbd", kill_on_drop: false }`
[INFO] [stdout] 7d7c18ed2e0431e33bfccdc8017749dcab1a0d01d8f0acad7bdf61acc23eadbd
[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] 76db8b48d0c00b721513089c44638d2e34469f3dc88b9052f79e130e11b11f75
[INFO] running `Command { std: "docker" "start" "-a" "76db8b48d0c00b721513089c44638d2e34469f3dc88b9052f79e130e11b11f75", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling serde_derive v1.0.133
[INFO] [stderr]    Compiling serde v1.0.133
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling build_const v0.2.2
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling serde_json v1.0.74
[INFO] [stderr]     Checking typed-arena v1.7.0
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]    Compiling anyhow v1.0.52
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling cargo-deb v1.34.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]    Compiling platforms v2.0.0
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking zopfli v0.4.0
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]     Checking ar v0.9.0
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]     Checking fs_extra v1.2.0
[INFO] [stderr]     Checking hmac-sha256 v1.1.1
[INFO] [stderr]    Compiling lzma-sys v0.1.17
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking filetime v0.2.15
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking tar v0.4.38
[INFO] [stderr]     Checking xz2 v0.1.6
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]    Compiling gumdrop_derive v0.8.0
[INFO] [stderr]    Compiling clap_derive v3.0.2
[INFO] [stderr]     Checking gumdrop v0.8.0
[INFO] [stderr]     Checking clap v3.0.4
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking cargo_toml v0.10.3
[INFO] [stderr]     Checking cargo-prod v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `no_strip`
[INFO] [stdout]   --> src/deb.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |         no_strip,
[INFO] [stdout]    |         ^^^^^^^^ help: try ignoring the field: `no_strip: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `separate_debug_symbols`
[INFO] [stdout]   --> src/deb.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 |         separate_debug_symbols,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^ help: try ignoring the field: `separate_debug_symbols: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `no_strip`
[INFO] [stdout]   --> src/deb.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |         no_strip,
[INFO] [stdout]    |         ^^^^^^^^ help: try ignoring the field: `no_strip: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `separate_debug_symbols`
[INFO] [stdout]   --> src/deb.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 |         separate_debug_symbols,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^ help: try ignoring the field: `separate_debug_symbols: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/lib.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | /     #[clap(short, long)]
[INFO] [stdout] 29 | |     pub targets: Option<Vec<String>>,
[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<std::string::String, Infallible>
[INFO] [stdout]   --> src/lib.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 | /     #[clap(long)]
[INFO] [stdout] 53 | |     variant: Option<String>,
[INFO] [stdout]    | |___________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/lib.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 | /     #[clap(long)]
[INFO] [stdout] 55 | |     target: Option<String>,
[INFO] [stdout]    | |__________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/lib.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 56 | /     #[clap(long)]
[INFO] [stdout] 57 | |     package_name: Option<String>,
[INFO] [stdout]    | |________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/lib.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 58 | /     #[clap(long)]
[INFO] [stdout] 59 | |     manifest_path: Option<String>,
[INFO] [stdout]    | |_________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/lib.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 60 | /     #[clap(long)]
[INFO] [stdout] 61 | |     deb_version: Option<String>,
[INFO] [stdout]    | |_______________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/lib.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 | /     #[clap(long)]
[INFO] [stdout] 65 | |     icon_file: Option<String>,
[INFO] [stdout]    | |_____________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/lib.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | /     #[clap(short, long)]
[INFO] [stdout] 29 | |     pub targets: Option<Vec<String>>,
[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<std::string::String, Infallible>
[INFO] [stdout]   --> src/lib.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 | /     #[clap(long)]
[INFO] [stdout] 53 | |     variant: Option<String>,
[INFO] [stdout]    | |___________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/lib.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 | /     #[clap(long)]
[INFO] [stdout] 55 | |     target: Option<String>,
[INFO] [stdout]    | |__________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/lib.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 56 | /     #[clap(long)]
[INFO] [stdout] 57 | |     package_name: Option<String>,
[INFO] [stdout]    | |________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/lib.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 58 | /     #[clap(long)]
[INFO] [stdout] 59 | |     manifest_path: Option<String>,
[INFO] [stdout]    | |_________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/lib.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 60 | /     #[clap(long)]
[INFO] [stdout] 61 | |     deb_version: Option<String>,
[INFO] [stdout]    | |_______________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/lib.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 | /     #[clap(long)]
[INFO] [stdout] 65 | |     icon_file: Option<String>,
[INFO] [stdout]    | |_____________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cargo-prod` (lib test) due to 7 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `cargo-prod` (lib) due to 7 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "76db8b48d0c00b721513089c44638d2e34469f3dc88b9052f79e130e11b11f75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76db8b48d0c00b721513089c44638d2e34469f3dc88b9052f79e130e11b11f75", kill_on_drop: false }`
[INFO] [stdout] 76db8b48d0c00b721513089c44638d2e34469f3dc88b9052f79e130e11b11f75
