[INFO] fetching crate hough_circle_transform_for_cme 0.1.3...
[INFO] checking hough_circle_transform_for_cme-0.1.3 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate hough_circle_transform_for_cme 0.1.3 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate hough_circle_transform_for_cme 0.1.3
[INFO] finished tweaking crates.io crate hough_circle_transform_for_cme 0.1.3
[INFO] tweaked toml for crates.io crate hough_circle_transform_for_cme 0.1.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate hough_circle_transform_for_cme 0.1.3 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 hough_circle_transform_for_cme 0.1.3 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] 10d374049126d904fb61b0bdf890cfcd3ca1246abda62b4987d5f7a1028d0374
[INFO] running `Command { std: "docker" "start" "-a" "10d374049126d904fb61b0bdf890cfcd3ca1246abda62b4987d5f7a1028d0374", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10d374049126d904fb61b0bdf890cfcd3ca1246abda62b4987d5f7a1028d0374", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10d374049126d904fb61b0bdf890cfcd3ca1246abda62b4987d5f7a1028d0374", kill_on_drop: false }`
[INFO] [stdout] 10d374049126d904fb61b0bdf890cfcd3ca1246abda62b4987d5f7a1028d0374
[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] f5cc475523b10048dad6ebe0e307706baef364e8c2c91c87d6fcadb95fa884c0
[INFO] running `Command { std: "docker" "start" "-a" "f5cc475523b10048dad6ebe0e307706baef364e8c2c91c87d6fcadb95fa884c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling rayon-core v1.8.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling rayon v1.4.1
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling ndarray v0.13.1
[INFO] [stderr]     Checking matrixmultiply v0.2.3
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking ucd-trie v0.1.3
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking weezl v0.1.1
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking bytemuck v1.4.1
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking tiff v0.5.0
[INFO] [stderr]     Checking gif v0.11.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking png v0.16.7
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking noisy_float v0.1.13
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]     Checking jpeg-decoder v0.1.20
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]    Compiling structopt-derive v0.4.13
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking image v0.23.10
[INFO] [stderr]     Checking py_literal v0.2.2
[INFO] [stderr]     Checking thiserror v1.0.21
[INFO] [stderr]     Checking zip v0.5.8
[INFO] [stderr]     Checking structopt v0.3.20
[INFO] [stderr]     Checking ndarray-stats v0.3.0
[INFO] [stderr]     Checking ndarray-npy v0.6.0
[INFO] [stderr]     Checking hough_circle_transform_for_cme v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/cli/mod.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | /     /// Generate shell completions (Defaults to /dev/stdout)
[INFO] [stdout] 42 | |     #[structopt(name = "COMPLETION", long = "generate-completions")]
[INFO] [stdout] 43 | |     pub completions: Option<Option<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 `hough_circle_transform_for_cme` (lib) 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/cli/mod.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | /     /// Generate shell completions (Defaults to /dev/stdout)
[INFO] [stdout] 42 | |     #[structopt(name = "COMPLETION", long = "generate-completions")]
[INFO] [stdout] 43 | |     pub completions: Option<Option<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<PathBuf, Infallible>
[INFO] [stdout]    --> src/cli/mod.rs:404:32
[INFO] [stdout]     |
[INFO] [stdout] 404 |         test.image_path = Some(PathBuf::from_str("does_not_exist").unwrap());
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/cli/mod.rs:415:32
[INFO] [stdout]     |
[INFO] [stdout] 415 |         test.image_path = Some(PathBuf::from_str("./tests/image.txt").unwrap());
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/cli/mod.rs:429:32
[INFO] [stdout]     |
[INFO] [stdout] 429 |         test.image_path = Some(PathBuf::from_str("./tests/generate.tif").unwrap());
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/cli/mod.rs:442:33
[INFO] [stdout]     |
[INFO] [stdout] 442 |         test.output_path = Some(PathBuf::from_str("./tests/image.tif").unwrap());
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/cli/mod.rs:443:33
[INFO] [stdout]     |
[INFO] [stdout] 443 |         test.output_path = Some(PathBuf::from_str("./tests/text").unwrap());
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/cli/mod.rs:452:32
[INFO] [stdout]     |
[INFO] [stdout] 452 |         test.image_path = Some(PathBuf::from_str("./tests/image.tif").unwrap());
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/cli/mod.rs:453:33
[INFO] [stdout]     |
[INFO] [stdout] 453 |         test.output_path = Some(PathBuf::from_str("./tests/text.txt").unwrap());
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/cli/mod.rs:462:32
[INFO] [stdout]     |
[INFO] [stdout] 462 |         test.image_path = Some(PathBuf::from_str("./tests/image.tif").unwrap());
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/cli/mod.rs:463:33
[INFO] [stdout]     |
[INFO] [stdout] 463 |         test.output_path = Some(PathBuf::from_str("./tests/output.unsupported_ext").unwrap());
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/cli/mod.rs:477:32
[INFO] [stdout]     |
[INFO] [stdout] 477 |         test.image_path = Some(PathBuf::from_str("./tests/image.tif").unwrap());
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/cli/mod.rs:478:33
[INFO] [stdout]     |
[INFO] [stdout] 478 |         test.output_path = Some(PathBuf::from_str("./tests/exists.tif").unwrap());
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/cli/mod.rs:491:32
[INFO] [stdout]     |
[INFO] [stdout] 491 |         test.image_path = Some(PathBuf::from_str("./tests/image.tif").unwrap());
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/cli/mod.rs:492:33
[INFO] [stdout]     |
[INFO] [stdout] 492 |         test.output_path = Some(PathBuf::from_str("./tests/exists.tif").unwrap());
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hough_circle_transform_for_cme` (lib test) due to 14 previous errors
[INFO] running `Command { std: "docker" "inspect" "f5cc475523b10048dad6ebe0e307706baef364e8c2c91c87d6fcadb95fa884c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5cc475523b10048dad6ebe0e307706baef364e8c2c91c87d6fcadb95fa884c0", kill_on_drop: false }`
[INFO] [stdout] f5cc475523b10048dad6ebe0e307706baef364e8c2c91c87d6fcadb95fa884c0
