[INFO] cloning repository https://github.com/anuvratsingh/pngme [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/anuvratsingh/pngme" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanuvratsingh%2Fpngme", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanuvratsingh%2Fpngme'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ca3997392b5455b0292bdc7544d60664ab58630a [INFO] checking anuvratsingh/pngme 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%2Fanuvratsingh%2Fpngme" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/anuvratsingh/pngme [INFO] finished tweaking git repo https://github.com/anuvratsingh/pngme [INFO] tweaked toml for git repo https://github.com/anuvratsingh/pngme written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/anuvratsingh/pngme 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/anuvratsingh/pngme 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] fd37249797eb261a517b5b0026c06b384fe2711a9324b09651155ca09bf15d4b [INFO] running `Command { std: "docker" "start" "-a" "fd37249797eb261a517b5b0026c06b384fe2711a9324b09651155ca09bf15d4b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fd37249797eb261a517b5b0026c06b384fe2711a9324b09651155ca09bf15d4b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fd37249797eb261a517b5b0026c06b384fe2711a9324b09651155ca09bf15d4b", kill_on_drop: false }` [INFO] [stdout] fd37249797eb261a517b5b0026c06b384fe2711a9324b09651155ca09bf15d4b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 57c7c89ff7edf207a6f7d268329654af50dda289f9dc696b5a1c1e3d1b550728 [INFO] running `Command { std: "docker" "start" "-a" "57c7c89ff7edf207a6f7d268329654af50dda289f9dc696b5a1c1e3d1b550728", kill_on_drop: false }` [INFO] [stderr] Checking crc-catalog v2.1.0 [INFO] [stderr] Checking crc v3.0.0 [INFO] [stderr] Checking pngme v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/chunk.rs:66:13 [INFO] [stdout] | [INFO] [stdout] 66 | ChunkType::try_from([value[4], value[5], value[6], value[7]]).expect("Invalid"); [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 [INFO] [stdout] --> src/chunk_type.rs:23:12 [INFO] [stdout] | [INFO] [stdout] 23 | if char::try_from(self.reserved) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/chunk_type.rs:33:12 [INFO] [stdout] | [INFO] [stdout] 33 | if char::try_from(self.ancillary) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/chunk_type.rs:43:12 [INFO] [stdout] | [INFO] [stdout] 43 | if char::try_from(self.private) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/chunk_type.rs:53:12 [INFO] [stdout] | [INFO] [stdout] 53 | if char::try_from(self.reserved) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/chunk_type.rs:63:12 [INFO] [stdout] | [INFO] [stdout] 63 | if char::try_from(self.safe_to_copy) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/chunk_type.rs:77:62 [INFO] [stdout] | [INFO] [stdout] 77 | fn try_from(value: [u8; 4]) -> Result { [INFO] [stdout] | ______________________________________________________________^ [INFO] [stdout] 78 | | match value { [INFO] [stdout] 79 | | [length, chunk_type, chunk_data, crc] => Ok(Self { [INFO] [stdout] 80 | | ancillary: length, [INFO] [stdout] ... | [INFO] [stdout] 86 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/chunk_type.rs:78:9 [INFO] [stdout] | [INFO] [stdout] 78 | / match value { [INFO] [stdout] 79 | | [length, chunk_type, chunk_data, crc] => Ok(Self { [INFO] [stdout] 80 | | ancillary: length, [INFO] [stdout] 81 | | private: chunk_type, [INFO] [stdout] ... | [INFO] [stdout] 84 | | }), [INFO] [stdout] 85 | | } [INFO] [stdout] | |_________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/chunk_type.rs:79:54 [INFO] [stdout] | [INFO] [stdout] 79 | [length, chunk_type, chunk_data, crc] => Ok(Self { [INFO] [stdout] | ______________________________________________________^ [INFO] [stdout] 80 | | ancillary: length, [INFO] [stdout] 81 | | private: chunk_type, [INFO] [stdout] 82 | | reserved: chunk_data, [INFO] [stdout] 83 | | safe_to_copy: crc, [INFO] [stdout] 84 | | }), [INFO] [stdout] | |______________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/png.rs:89:30 [INFO] [stdout] | [INFO] [stdout] 89 | let chunk_type = ChunkType::try_from([ [INFO] [stdout] | ______________________________^ [INFO] [stdout] 90 | | chunk_type_drain[0], [INFO] [stdout] 91 | | chunk_type_drain[1], [INFO] [stdout] 92 | | chunk_type_drain[2], [INFO] [stdout] 93 | | chunk_type_drain[3], [INFO] [stdout] 94 | | ]) [INFO] [stdout] | |______________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `pngme` (lib) due to 10 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/chunk.rs:66:13 [INFO] [stdout] | [INFO] [stdout] 66 | ChunkType::try_from([value[4], value[5], value[6], value[7]]).expect("Invalid"); [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 [INFO] [stdout] --> src/chunk_type.rs:23:12 [INFO] [stdout] | [INFO] [stdout] 23 | if char::try_from(self.reserved) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/chunk_type.rs:33:12 [INFO] [stdout] | [INFO] [stdout] 33 | if char::try_from(self.ancillary) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/chunk_type.rs:43:12 [INFO] [stdout] | [INFO] [stdout] 43 | if char::try_from(self.private) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/chunk_type.rs:53:12 [INFO] [stdout] | [INFO] [stdout] 53 | if char::try_from(self.reserved) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/chunk_type.rs:63:12 [INFO] [stdout] | [INFO] [stdout] 63 | if char::try_from(self.safe_to_copy) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/chunk_type.rs:77:62 [INFO] [stdout] | [INFO] [stdout] 77 | fn try_from(value: [u8; 4]) -> Result { [INFO] [stdout] | ______________________________________________________________^ [INFO] [stdout] 78 | | match value { [INFO] [stdout] 79 | | [length, chunk_type, chunk_data, crc] => Ok(Self { [INFO] [stdout] 80 | | ancillary: length, [INFO] [stdout] ... | [INFO] [stdout] 86 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/chunk_type.rs:78:9 [INFO] [stdout] | [INFO] [stdout] 78 | / match value { [INFO] [stdout] 79 | | [length, chunk_type, chunk_data, crc] => Ok(Self { [INFO] [stdout] 80 | | ancillary: length, [INFO] [stdout] 81 | | private: chunk_type, [INFO] [stdout] ... | [INFO] [stdout] 84 | | }), [INFO] [stdout] 85 | | } [INFO] [stdout] | |_________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/chunk_type.rs:79:54 [INFO] [stdout] | [INFO] [stdout] 79 | [length, chunk_type, chunk_data, crc] => Ok(Self { [INFO] [stdout] | ______________________________________________________^ [INFO] [stdout] 80 | | ancillary: length, [INFO] [stdout] 81 | | private: chunk_type, [INFO] [stdout] 82 | | reserved: chunk_data, [INFO] [stdout] 83 | | safe_to_copy: crc, [INFO] [stdout] 84 | | }), [INFO] [stdout] | |______________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/chunk_type.rs:147:22 [INFO] [stdout] | [INFO] [stdout] 147 | let actual = ChunkType::try_from([82, 117, 83, 116]).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/chunk_type.rs:153:24 [INFO] [stdout] | [INFO] [stdout] 153 | let expected = ChunkType::try_from([82, 117, 83, 116]).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/chunk_type.rs:229:39 [INFO] [stdout] | [INFO] [stdout] 229 | let chunk_type_1: ChunkType = TryFrom::try_from([82, 117, 83, 116]).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/png.rs:89:30 [INFO] [stdout] | [INFO] [stdout] 89 | let chunk_type = ChunkType::try_from([ [INFO] [stdout] | ______________________________^ [INFO] [stdout] 90 | | chunk_type_drain[0], [INFO] [stdout] 91 | | chunk_type_drain[1], [INFO] [stdout] 92 | | chunk_type_drain[2], [INFO] [stdout] 93 | | chunk_type_drain[3], [INFO] [stdout] 94 | | ]) [INFO] [stdout] | |______________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `pngme` (lib test) due to 13 previous errors [INFO] running `Command { std: "docker" "inspect" "57c7c89ff7edf207a6f7d268329654af50dda289f9dc696b5a1c1e3d1b550728", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "57c7c89ff7edf207a6f7d268329654af50dda289f9dc696b5a1c1e3d1b550728", kill_on_drop: false }` [INFO] [stdout] 57c7c89ff7edf207a6f7d268329654af50dda289f9dc696b5a1c1e3d1b550728