[INFO] fetching crate intid-core 0.3.0... [INFO] checking intid-core-0.3.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate intid-core 0.3.0 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate intid-core 0.3.0 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate intid-core 0.3.0 [INFO] tweaked toml for crates.io crate intid-core 0.3.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate intid-core 0.3.0 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 intid-core 0.3.0 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 2556c4fc8b3604a60aa8db0018336eff40db3f8c28ec651f7cd4ca2887b7c889 [INFO] running `Command { std: "docker" "start" "-a" "2556c4fc8b3604a60aa8db0018336eff40db3f8c28ec651f7cd4ca2887b7c889", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2556c4fc8b3604a60aa8db0018336eff40db3f8c28ec651f7cd4ca2887b7c889", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2556c4fc8b3604a60aa8db0018336eff40db3f8c28ec651f7cd4ca2887b7c889", kill_on_drop: false }` [INFO] [stdout] 2556c4fc8b3604a60aa8db0018336eff40db3f8c28ec651f7cd4ca2887b7c889 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 733a194bada5b7740903c98e8ca101530e2e27ca9c1ab20c350fa6bd24831411 [INFO] running `Command { std: "docker" "start" "-a" "733a194bada5b7740903c98e8ca101530e2e27ca9c1ab20c350fa6bd24831411", kill_on_drop: false }` [INFO] [stderr] Checking intid-core v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/uint/sealed.rs:57:17 [INFO] [stdout] | [INFO] [stdout] 57 | usize::try_from(this).ok() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 62 | impl_primint!(u8, u16, u32, u64, u128, usize); [INFO] [stdout] | --------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] = note: this error originates in the macro `impl_primint` (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/uint/sealed.rs:43:17 [INFO] [stdout] | [INFO] [stdout] 43 | <$target>::try_from(val).ok() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 62 | impl_primint!(u8, u16, u32, u64, u128, usize); [INFO] [stdout] | --------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `impl_primint` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `intid-core` (lib test) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/uint/sealed.rs:57:17 [INFO] [stdout] | [INFO] [stdout] 57 | usize::try_from(this).ok() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 62 | impl_primint!(u8, u16, u32, u64, u128, usize); [INFO] [stdout] | --------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] = note: this error originates in the macro `impl_primint` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/uint/sealed.rs:43:17 [INFO] [stdout] | [INFO] [stdout] 43 | <$target>::try_from(val).ok() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 62 | impl_primint!(u8, u16, u32, u64, u128, usize); [INFO] [stdout] | --------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `impl_primint` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `intid-core` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "733a194bada5b7740903c98e8ca101530e2e27ca9c1ab20c350fa6bd24831411", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "733a194bada5b7740903c98e8ca101530e2e27ca9c1ab20c350fa6bd24831411", kill_on_drop: false }` [INFO] [stdout] 733a194bada5b7740903c98e8ca101530e2e27ca9c1ab20c350fa6bd24831411