[INFO] fetching crate melodium-common 0.9.1...
[INFO] checking melodium-common-0.9.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate melodium-common 0.9.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate melodium-common 0.9.1
[INFO] finished tweaking crates.io crate melodium-common 0.9.1
[INFO] tweaked toml for crates.io crate melodium-common 0.9.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate melodium-common 0.9.1 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 melodium-common 0.9.1 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] 58b3ea26a0d2cfd97b36baadebdde9eab410eb640e265a26ab216c71545a17a1
[INFO] running `Command { std: "docker" "start" "-a" "58b3ea26a0d2cfd97b36baadebdde9eab410eb640e265a26ab216c71545a17a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58b3ea26a0d2cfd97b36baadebdde9eab410eb640e265a26ab216c71545a17a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58b3ea26a0d2cfd97b36baadebdde9eab410eb640e265a26ab216c71545a17a1", kill_on_drop: false }`
[INFO] [stdout] 58b3ea26a0d2cfd97b36baadebdde9eab410eb640e265a26ab216c71545a17a1
[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] feef92e90cf7845fb066a6cf14391ae8c095b76c51f99b5bc2bf97a69461e8e9
[INFO] running `Command { std: "docker" "start" "-a" "feef92e90cf7845fb066a6cf14391ae8c095b76c51f99b5bc2bf97a69461e8e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking erased-serde v0.4.6
[INFO] [stderr]    Compiling async-trait v0.1.88
[INFO] [stderr]     Checking melodium-common v0.9.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<i16, Infallible>
[INFO] [stdout]    --> src/executive/value/traits.rs:260:31
[INFO] [stdout]     |
[INFO] [stdout] 260 |             Value::U8(val) => TryInto::<i16>::try_into(*val).ok(),
[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<i32, Infallible>
[INFO] [stdout]    --> src/executive/value/traits.rs:294:31
[INFO] [stdout]     |
[INFO] [stdout] 294 |             Value::U8(val) => TryInto::<i32>::try_into(*val).ok(),
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i32, Infallible>
[INFO] [stdout]    --> src/executive/value/traits.rs:295:32
[INFO] [stdout]     |
[INFO] [stdout] 295 |             Value::U16(val) => TryInto::<i32>::try_into(*val).ok(),
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i64, Infallible>
[INFO] [stdout]    --> src/executive/value/traits.rs:328:31
[INFO] [stdout]     |
[INFO] [stdout] 328 |             Value::U8(val) => TryInto::<i64>::try_into(*val).ok(),
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i64, Infallible>
[INFO] [stdout]    --> src/executive/value/traits.rs:329:32
[INFO] [stdout]     |
[INFO] [stdout] 329 |             Value::U16(val) => TryInto::<i64>::try_into(*val).ok(),
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i64, Infallible>
[INFO] [stdout]    --> src/executive/value/traits.rs:330:32
[INFO] [stdout]     |
[INFO] [stdout] 330 |             Value::U32(val) => TryInto::<i64>::try_into(*val).ok(),
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i128, Infallible>
[INFO] [stdout]    --> src/executive/value/traits.rs:362:31
[INFO] [stdout]     |
[INFO] [stdout] 362 |             Value::U8(val) => TryInto::<i128>::try_into(*val).ok(),
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i128, Infallible>
[INFO] [stdout]    --> src/executive/value/traits.rs:363:32
[INFO] [stdout]     |
[INFO] [stdout] 363 |             Value::U16(val) => TryInto::<i128>::try_into(*val).ok(),
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i128, Infallible>
[INFO] [stdout]    --> src/executive/value/traits.rs:364:32
[INFO] [stdout]     |
[INFO] [stdout] 364 |             Value::U32(val) => TryInto::<i128>::try_into(*val).ok(),
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i128, Infallible>
[INFO] [stdout]    --> src/executive/value/traits.rs:365:32
[INFO] [stdout]     |
[INFO] [stdout] 365 |             Value::U64(val) => TryInto::<i128>::try_into(*val).ok(),
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `melodium-common` (lib test) 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<i16, Infallible>
[INFO] [stdout]    --> src/executive/value/traits.rs:260:31
[INFO] [stdout]     |
[INFO] [stdout] 260 |             Value::U8(val) => TryInto::<i16>::try_into(*val).ok(),
[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<i32, Infallible>
[INFO] [stdout]    --> src/executive/value/traits.rs:294:31
[INFO] [stdout]     |
[INFO] [stdout] 294 |             Value::U8(val) => TryInto::<i32>::try_into(*val).ok(),
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i32, Infallible>
[INFO] [stdout]    --> src/executive/value/traits.rs:295:32
[INFO] [stdout]     |
[INFO] [stdout] 295 |             Value::U16(val) => TryInto::<i32>::try_into(*val).ok(),
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i64, Infallible>
[INFO] [stdout]    --> src/executive/value/traits.rs:328:31
[INFO] [stdout]     |
[INFO] [stdout] 328 |             Value::U8(val) => TryInto::<i64>::try_into(*val).ok(),
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i64, Infallible>
[INFO] [stdout]    --> src/executive/value/traits.rs:329:32
[INFO] [stdout]     |
[INFO] [stdout] 329 |             Value::U16(val) => TryInto::<i64>::try_into(*val).ok(),
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i64, Infallible>
[INFO] [stdout]    --> src/executive/value/traits.rs:330:32
[INFO] [stdout]     |
[INFO] [stdout] 330 |             Value::U32(val) => TryInto::<i64>::try_into(*val).ok(),
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i128, Infallible>
[INFO] [stdout]    --> src/executive/value/traits.rs:362:31
[INFO] [stdout]     |
[INFO] [stdout] 362 |             Value::U8(val) => TryInto::<i128>::try_into(*val).ok(),
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i128, Infallible>
[INFO] [stdout]    --> src/executive/value/traits.rs:363:32
[INFO] [stdout]     |
[INFO] [stdout] 363 |             Value::U16(val) => TryInto::<i128>::try_into(*val).ok(),
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i128, Infallible>
[INFO] [stdout]    --> src/executive/value/traits.rs:364:32
[INFO] [stdout]     |
[INFO] [stdout] 364 |             Value::U32(val) => TryInto::<i128>::try_into(*val).ok(),
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<i128, Infallible>
[INFO] [stdout]    --> src/executive/value/traits.rs:365:32
[INFO] [stdout]     |
[INFO] [stdout] 365 |             Value::U64(val) => TryInto::<i128>::try_into(*val).ok(),
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `melodium-common` (lib) due to 10 previous errors
[INFO] running `Command { std: "docker" "inspect" "feef92e90cf7845fb066a6cf14391ae8c095b76c51f99b5bc2bf97a69461e8e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "feef92e90cf7845fb066a6cf14391ae8c095b76c51f99b5bc2bf97a69461e8e9", kill_on_drop: false }`
[INFO] [stdout] feef92e90cf7845fb066a6cf14391ae8c095b76c51f99b5bc2bf97a69461e8e9