[INFO] cloning repository https://github.com/travbid/tag [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/travbid/tag" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftravbid%2Ftag", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftravbid%2Ftag'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d94d1076ecf684f1dd09fb549f7ea30b878436b7 [INFO] checking travbid/tag 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%2Ftravbid%2Ftag" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/travbid/tag [INFO] finished tweaking git repo https://github.com/travbid/tag [INFO] tweaked toml for git repo https://github.com/travbid/tag written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/travbid/tag 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/travbid/tag 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-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] 24e478ad4034a3b3acbad9e1ca0ea4dfee687c849e9bfaac7fbf2e3205d1eba3 [INFO] running `Command { std: "docker" "start" "-a" "24e478ad4034a3b3acbad9e1ca0ea4dfee687c849e9bfaac7fbf2e3205d1eba3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "24e478ad4034a3b3acbad9e1ca0ea4dfee687c849e9bfaac7fbf2e3205d1eba3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "24e478ad4034a3b3acbad9e1ca0ea4dfee687c849e9bfaac7fbf2e3205d1eba3", kill_on_drop: false }` [INFO] [stdout] 24e478ad4034a3b3acbad9e1ca0ea4dfee687c849e9bfaac7fbf2e3205d1eba3 [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] 54b505e02a33aa2d08f0d4abe045249510859f3a577cc8cb40f9106c88026a4c [INFO] running `Command { std: "docker" "start" "-a" "54b505e02a33aa2d08f0d4abe045249510859f3a577cc8cb40f9106c88026a4c", kill_on_drop: false }` [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Checking getopts v0.2.21 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking tag v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/mp4.rs:175:4 [INFO] [stdout] | [INFO] [stdout] 172 | let child = match name { [INFO] [stdout] | _________________________- [INFO] [stdout] 173 | | _ => todo!("Undhandled type in mvex: {}, {:?}", name, &data[4..8]), [INFO] [stdout] 174 | | }; [INFO] [stdout] | |_____________- any code following this `match` expression is unreachable, as all arms diverge [INFO] [stdout] 175 | children.push(child); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/mp4.rs:175:4 [INFO] [stdout] | [INFO] [stdout] 172 | let child = match name { [INFO] [stdout] | _________________________- [INFO] [stdout] 173 | | _ => todo!("Undhandled type in mvex: {}, {:?}", name, &data[4..8]), [INFO] [stdout] 174 | | }; [INFO] [stdout] | |_____________- any code following this `match` expression is unreachable, as all arms diverge [INFO] [stdout] 175 | children.push(child); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/mp4.rs:166:7 [INFO] [stdout] | [INFO] [stdout] 166 | let mut children = Vec::new(); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/mp4.rs:167:7 [INFO] [stdout] | [INFO] [stdout] 167 | let mut ix: usize = 16; [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `inner_data` [INFO] [stdout] --> src/mp4.rs:171:8 [INFO] [stdout] | [INFO] [stdout] 171 | let inner_data = &data[8..inner_sz as usize]; [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_inner_data` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `child` [INFO] [stdout] --> src/mp4.rs:172:8 [INFO] [stdout] | [INFO] [stdout] 172 | let child = match name { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_child` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `handler_type` [INFO] [stdout] --> src/mp4.rs:953:35 [INFO] [stdout] | [INFO] [stdout] 953 | fn parse(size: u32, data: &[u8], handler_type: [u8; 4]) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handler_type` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/mp4.rs:166:7 [INFO] [stdout] | [INFO] [stdout] 166 | let mut children = Vec::new(); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/mp4.rs:167:7 [INFO] [stdout] | [INFO] [stdout] 167 | let mut ix: usize = 16; [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `inner_data` [INFO] [stdout] --> src/mp4.rs:171:8 [INFO] [stdout] | [INFO] [stdout] 171 | let inner_data = &data[8..inner_sz as usize]; [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_inner_data` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `child` [INFO] [stdout] --> src/mp4.rs:172:8 [INFO] [stdout] | [INFO] [stdout] 172 | let child = match name { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_child` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `version` [INFO] [stdout] --> src/mp4.rs:1759:9 [INFO] [stdout] | [INFO] [stdout] 1759 | let version = data[data_ix + 8]; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_version` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `handler_type` [INFO] [stdout] --> src/mp4.rs:953:35 [INFO] [stdout] | [INFO] [stdout] 953 | fn parse(size: u32, data: &[u8], handler_type: [u8; 4]) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handler_type` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `DataBox` is never constructed [INFO] [stdout] --> src/itunes.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 10 | struct DataBox { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MetaItemsBox` is never constructed [INFO] [stdout] --> src/itunes.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 17 | struct MetaItemsBox { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MetaItemBox` is never constructed [INFO] [stdout] --> src/itunes.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 23 | struct MetaItemBox { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `TypeIndicator` is never constructed [INFO] [stdout] --> src/itunes.rs:32:8 [INFO] [stdout] | [INFO] [stdout] 32 | struct TypeIndicator { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `horizresolution`, `vertresolution`, `frame_count`, and `depth` are never read [INFO] [stdout] --> src/mp4.rs:1121:2 [INFO] [stdout] | [INFO] [stdout] 1113 | pub struct VisualSampleEntry { [INFO] [stdout] | ----------------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 1121 | horizresolution: u32, // = 0x00480000; // 72 dpi [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 1122 | vertresolution: u32, // = 0x00480000; // 72 dpi [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 1123 | _reserved2: u32, // = 0 [INFO] [stdout] 1124 | frame_count: u16, // = 1 [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 1125 | pub compressor_name: [u8; 32], [INFO] [stdout] 1126 | depth: u16, // 0x0018, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result<&[u8], Infallible> [INFO] [stdout] --> src/lib.rs:72:28 [INFO] [stdout] | [INFO] [stdout] 72 | let day_bytes: &[u8] = content[ix + 1..ix + 1 + 2].try_into().unwrap(); [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<&[u8], Infallible> [INFO] [stdout] --> src/lib.rs:73:30 [INFO] [stdout] | [INFO] [stdout] 73 | let month_bytes: &[u8] = content[ix + 3..ix + 3 + 2].try_into().unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result<&[u8], Infallible> [INFO] [stdout] --> src/lib.rs:135:29 [INFO] [stdout] | [INFO] [stdout] 135 | let year_bytes: &[u8] = content[ix + 1..ix + 1 + 4].try_into().unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `version` [INFO] [stdout] --> src/mp4.rs:1759:9 [INFO] [stdout] | [INFO] [stdout] 1759 | let version = data[data_ix + 8]; [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_version` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `tag` (lib test) due to 3 previous errors; 12 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: struct `DataBox` is never constructed [INFO] [stdout] --> src/itunes.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 10 | struct DataBox { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MetaItemsBox` is never constructed [INFO] [stdout] --> src/itunes.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 17 | struct MetaItemsBox { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MetaItemBox` is never constructed [INFO] [stdout] --> src/itunes.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 23 | struct MetaItemBox { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `TypeIndicator` is never constructed [INFO] [stdout] --> src/itunes.rs:32:8 [INFO] [stdout] | [INFO] [stdout] 32 | struct TypeIndicator { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `horizresolution`, `vertresolution`, `frame_count`, and `depth` are never read [INFO] [stdout] --> src/mp4.rs:1121:2 [INFO] [stdout] | [INFO] [stdout] 1113 | pub struct VisualSampleEntry { [INFO] [stdout] | ----------------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 1121 | horizresolution: u32, // = 0x00480000; // 72 dpi [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 1122 | vertresolution: u32, // = 0x00480000; // 72 dpi [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 1123 | _reserved2: u32, // = 0 [INFO] [stdout] 1124 | frame_count: u16, // = 1 [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 1125 | pub compressor_name: [u8; 32], [INFO] [stdout] 1126 | depth: u16, // 0x0018, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result<&[u8], Infallible> [INFO] [stdout] --> src/lib.rs:72:28 [INFO] [stdout] | [INFO] [stdout] 72 | let day_bytes: &[u8] = content[ix + 1..ix + 1 + 2].try_into().unwrap(); [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<&[u8], Infallible> [INFO] [stdout] --> src/lib.rs:73:30 [INFO] [stdout] | [INFO] [stdout] 73 | let month_bytes: &[u8] = content[ix + 3..ix + 3 + 2].try_into().unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result<&[u8], Infallible> [INFO] [stdout] --> src/lib.rs:135:29 [INFO] [stdout] | [INFO] [stdout] 135 | let year_bytes: &[u8] = content[ix + 1..ix + 1 + 4].try_into().unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `tag` (lib) due to 3 previous errors; 12 warnings emitted [INFO] running `Command { std: "docker" "inspect" "54b505e02a33aa2d08f0d4abe045249510859f3a577cc8cb40f9106c88026a4c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "54b505e02a33aa2d08f0d4abe045249510859f3a577cc8cb40f9106c88026a4c", kill_on_drop: false }` [INFO] [stdout] 54b505e02a33aa2d08f0d4abe045249510859f3a577cc8cb40f9106c88026a4c