[INFO] fetching crate micrortu_ie_base 0.5.11...
[INFO] checking micrortu_ie_base-0.5.11 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate micrortu_ie_base 0.5.11 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate micrortu_ie_base 0.5.11
[INFO] finished tweaking crates.io crate micrortu_ie_base 0.5.11
[INFO] tweaked toml for crates.io crate micrortu_ie_base 0.5.11 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate micrortu_ie_base 0.5.11 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 micrortu_ie_base 0.5.11 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-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] 2de9ec4da0fb2643ec594f383c939e94c0940dc077ee739d7d9b80a01145a7f4
[INFO] running `Command { std: "docker" "start" "-a" "2de9ec4da0fb2643ec594f383c939e94c0940dc077ee739d7d9b80a01145a7f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2de9ec4da0fb2643ec594f383c939e94c0940dc077ee739d7d9b80a01145a7f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2de9ec4da0fb2643ec594f383c939e94c0940dc077ee739d7d9b80a01145a7f4", kill_on_drop: false }`
[INFO] [stdout] 2de9ec4da0fb2643ec594f383c939e94c0940dc077ee739d7d9b80a01145a7f4
[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] fe5135cafef06fd46e88ceb4427da397add55bec0735f6b3af472fd40b636d2c
[INFO] running `Command { std: "docker" "start" "-a" "fe5135cafef06fd46e88ceb4427da397add55bec0735f6b3af472fd40b636d2c", kill_on_drop: false }`
[INFO] [stderr]    Compiling hashbrown v0.15.3
[INFO] [stderr]    Compiling toml_datetime v0.6.9
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking simdutf8 v0.1.5
[INFO] [stderr]    Compiling rustversion v1.0.20
[INFO] [stderr]    Compiling zerocopy v0.8.25
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.1
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling const-default-derive v0.2.0
[INFO] [stderr]     Checking const-default v1.0.0
[INFO] [stderr]    Compiling ptr_meta_derive v0.3.0
[INFO] [stderr]    Compiling bytecheck_derive v0.8.1
[INFO] [stderr]    Compiling munge_macro v0.4.4
[INFO] [stderr]    Compiling bitfield-macros v0.19.0
[INFO] [stderr]    Compiling rkyv_derive v0.8.10
[INFO] [stderr]    Compiling zerocopy-derive v0.8.25
[INFO] [stderr]    Compiling strum_macros v0.25.3
[INFO] [stderr]    Compiling int-enum v1.2.0
[INFO] [stderr]     Checking ptr_meta v0.3.0
[INFO] [stderr]     Checking rancor v0.1.0
[INFO] [stderr]     Checking bitfield v0.19.0
[INFO] [stderr]     Checking munge v0.4.4
[INFO] [stderr]     Checking bytecheck v0.8.1
[INFO] [stderr]     Checking rend v0.5.2
[INFO] [stderr]     Checking strum v0.25.0
[INFO] [stderr]     Checking rkyv v0.8.10
[INFO] [stderr]     Checking micrortu_ie_base v0.5.11 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Float`
[INFO] [stdout]  --> src/conversion_impls.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use num::{Float, Num, ToPrimitive};
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u32, Infallible>
[INFO] [stdout]    --> src/conversion_impls.rs:194:34
[INFO] [stdout]     |
[INFO] [stdout] 194 |             SmallIE::TI136(v) => v.value.try_into().map_err(|_| IEConversionError),
[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<u32, Infallible>
[INFO] [stdout]    --> src/conversion_impls.rs:198:34
[INFO] [stdout]     |
[INFO] [stdout] 198 |             SmallIE::TI200(v) => v.value.try_into().map_err(|_| IEConversionError),
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `micrortu_ie_base` (lib) due to 2 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<u32, Infallible>
[INFO] [stdout]    --> src/conversion_impls.rs:194:34
[INFO] [stdout]     |
[INFO] [stdout] 194 |             SmallIE::TI136(v) => v.value.try_into().map_err(|_| IEConversionError),
[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<u32, Infallible>
[INFO] [stdout]    --> src/conversion_impls.rs:198:34
[INFO] [stdout]     |
[INFO] [stdout] 198 |             SmallIE::TI200(v) => v.value.try_into().map_err(|_| IEConversionError),
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `micrortu_ie_base` (lib test) due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "fe5135cafef06fd46e88ceb4427da397add55bec0735f6b3af472fd40b636d2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe5135cafef06fd46e88ceb4427da397add55bec0735f6b3af472fd40b636d2c", kill_on_drop: false }`
[INFO] [stdout] fe5135cafef06fd46e88ceb4427da397add55bec0735f6b3af472fd40b636d2c