[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 [<$prefix:camel AsRef>] { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 255 | my_convert!(x, DISABLE_FROM_SELF); [INFO] [stdout] | --------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] = note: this warning originates in the macro `my_convert` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `XAsMut` is never used [INFO] [stdout] --> src/lib.rs:142:23 [INFO] [stdout] | [INFO] [stdout] 142 | pub trait [<$prefix:camel AsMut>] { [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 [<$prefix:camel From>]: Sized { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 255 | my_convert!(x, DISABLE_FROM_SELF); [INFO] [stdout] | --------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `my_convert` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `XInto` is never used [INFO] [stdout] --> src/lib.rs:161:23 [INFO] [stdout] | [INFO] [stdout] 161 | pub trait [<$prefix:camel Into>]: 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 [<$prefix:camel TryFrom>]: Sized { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 255 | my_convert!(x, DISABLE_FROM_SELF); [INFO] [stdout] | --------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `my_convert` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `XTryInto` is never used [INFO] [stdout] --> src/lib.rs:193:23 [INFO] [stdout] | [INFO] [stdout] 193 | pub trait [<$prefix:camel TryInto>]: 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 [INFO] [stdout] --> src/lib.rs:263:69 [INFO] [stdout] | [INFO] [stdout] 263 | fn a_bc_try_from(value: A) -> Result { [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 [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 [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 [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