[INFO] fetching crate convert_traits 1.1.1...
[INFO] checking convert_traits-1.1.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate convert_traits 1.1.1 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate convert_traits 1.1.1
[INFO] finished tweaking crates.io crate convert_traits 1.1.1
[INFO] tweaked toml for crates.io crate convert_traits 1.1.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate convert_traits 1.1.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[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-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] 30a02434be25e4234017d3e9174f7221934b1b17f9506f293960858fcb3156d2
[INFO] running `Command { std: "docker" "start" "-a" "30a02434be25e4234017d3e9174f7221934b1b17f9506f293960858fcb3156d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30a02434be25e4234017d3e9174f7221934b1b17f9506f293960858fcb3156d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30a02434be25e4234017d3e9174f7221934b1b17f9506f293960858fcb3156d2", kill_on_drop: false }`
[INFO] [stdout] 30a02434be25e4234017d3e9174f7221934b1b17f9506f293960858fcb3156d2
[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] 626c281674a203fa0aba93178a4d42a5d5b7f11998cec8b158d0fbf5e88bd5fc
[INFO] running `Command { std: "docker" "start" "-a" "626c281674a203fa0aba93178a4d42a5d5b7f11998cec8b158d0fbf5e88bd5fc", kill_on_drop: false }`
[INFO] [stderr]     Checking convert_traits v1.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::my_convert`
[INFO] [stdout]    --> src/lib.rs:217:9
[INFO] [stdout]     |
[INFO] [stdout] 217 |     use super::my_convert;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `XAsRef` is never used
[INFO] [stdout]    --> src/lib.rs:118:23
[INFO] [stdout]     |
[INFO] [stdout] 118 |             pub trait [<$prefix:camel AsRef>]<T: ?Sized> {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 255 |         my_convert!(x, DISABLE_FROM_SELF);
[INFO] [stdout]     |         --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]     = note: this warning originates in the macro `my_convert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `XAsMut` is never used
[INFO] [stdout]    --> src/lib.rs:142:23
[INFO] [stdout]     |
[INFO] [stdout] 142 |             pub trait [<$prefix:camel AsMut>]<T: ?Sized> {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 255 |         my_convert!(x, DISABLE_FROM_SELF);
[INFO] [stdout]     |         --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `my_convert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `XFrom` is never used
[INFO] [stdout]    --> src/lib.rs:157:23
[INFO] [stdout]     |
[INFO] [stdout] 157 |             pub trait [<$prefix:camel From>]<T>: Sized {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 255 |         my_convert!(x, DISABLE_FROM_SELF);
[INFO] [stdout]     |         --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `my_convert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `XInto` is never used
[INFO] [stdout]    --> src/lib.rs:161:23
[INFO] [stdout]     |
[INFO] [stdout] 161 |             pub trait [<$prefix:camel Into>]<T>: Sized {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 255 |         my_convert!(x, DISABLE_FROM_SELF);
[INFO] [stdout]     |         --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `my_convert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `XTryFrom` is never used
[INFO] [stdout]    --> src/lib.rs:175:23
[INFO] [stdout]     |
[INFO] [stdout] 175 |             pub trait [<$prefix:camel TryFrom>]<T>: Sized {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 255 |         my_convert!(x, DISABLE_FROM_SELF);
[INFO] [stdout]     |         --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `my_convert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `XTryInto` is never used
[INFO] [stdout]    --> src/lib.rs:193:23
[INFO] [stdout]     |
[INFO] [stdout] 193 |             pub trait [<$prefix:camel TryInto>]<T>: Sized {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 255 |         my_convert!(x, DISABLE_FROM_SELF);
[INFO] [stdout]     |         --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `my_convert` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<B, Infallible>
[INFO] [stdout]    --> src/lib.rs:263:69
[INFO] [stdout]     |
[INFO] [stdout] 263 |               fn a_bc_try_from(value: A) -> Result<Self, Self::Error> {
[INFO] [stdout]     |  _____________________________________________________________________^
[INFO] [stdout] 264 | |                 Ok(value.0)
[INFO] [stdout] 265 | |             }
[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<B, Infallible>
[INFO] [stdout]    --> src/lib.rs:264:17
[INFO] [stdout]     |
[INFO] [stdout] 264 |                 Ok(value.0)
[INFO] [stdout]     |                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<B, Infallible>
[INFO] [stdout]    --> src/lib.rs:267:23
[INFO] [stdout]     |
[INFO] [stdout] 267 |         assert_eq!(B, B::a_bc_try_from(A(B)).unwrap());
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<B, Infallible>
[INFO] [stdout]    --> src/lib.rs:268:23
[INFO] [stdout]     |
[INFO] [stdout] 268 |         assert_eq!(B, A(B).a_bc_try_into().unwrap());
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `convert_traits` (lib test) due to 4 previous errors; 7 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "626c281674a203fa0aba93178a4d42a5d5b7f11998cec8b158d0fbf5e88bd5fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "626c281674a203fa0aba93178a4d42a5d5b7f11998cec8b158d0fbf5e88bd5fc", kill_on_drop: false }`
[INFO] [stdout] 626c281674a203fa0aba93178a4d42a5d5b7f11998cec8b158d0fbf5e88bd5fc
