[INFO] fetching crate decstr 0.2.0... [INFO] checking decstr-0.2.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1 [INFO] extracting crate decstr 0.2.0 into /workspace/builds/worker-7-tc1/source [INFO] started tweaking crates.io crate decstr 0.2.0 [INFO] finished tweaking crates.io crate decstr 0.2.0 [INFO] tweaked toml for crates.io crate decstr 0.2.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate decstr 0.2.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate decstr 0.2.0 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded dec v0.4.8 [INFO] [stderr] Downloaded decnumber-sys v0.1.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6d550f6fc01a1d2daadfeb7d202bc2338951256f221fbb622deb86221ebaba79 [INFO] running `Command { std: "docker" "start" "-a" "6d550f6fc01a1d2daadfeb7d202bc2338951256f221fbb622deb86221ebaba79", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6d550f6fc01a1d2daadfeb7d202bc2338951256f221fbb622deb86221ebaba79", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6d550f6fc01a1d2daadfeb7d202bc2338951256f221fbb622deb86221ebaba79", kill_on_drop: false }` [INFO] [stdout] 6d550f6fc01a1d2daadfeb7d202bc2338951256f221fbb622deb86221ebaba79 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d9012263f44fb3d6128350b27bae81793e68eb1c8e717c31d1dfcb0679850d48 [INFO] running `Command { std: "docker" "start" "-a" "d9012263f44fb3d6128350b27bae81793e68eb1c8e717c31d1dfcb0679850d48", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.146 [INFO] [stderr] Compiling cc v1.0.79 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Checking itoa v1.0.6 [INFO] [stderr] Checking ryu v1.0.13 [INFO] [stderr] Checking decstr v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/binary/buf/dynamic.rs:118:5 [INFO] [stdout] | [INFO] [stdout] 118 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/binary/buf/dynamic.rs:123:5 [INFO] [stdout] | [INFO] [stdout] 123 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/binary/buf/dynamic.rs:128:5 [INFO] [stdout] | [INFO] [stdout] 128 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/binary/buf/dynamic.rs:133:5 [INFO] [stdout] | [INFO] [stdout] 133 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/binary/buf/dynamic.rs:138:5 [INFO] [stdout] | [INFO] [stdout] 138 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/binary/buf/dynamic.rs:143:5 [INFO] [stdout] | [INFO] [stdout] 143 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/binary/exponent.rs:90:17 [INFO] [stdout] | [INFO] [stdout] 90 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 142 | impl_binary_exponent!((i32, [u8; 4]), (i64, [u8; 8]), (i128, [u8; 16])); [INFO] [stdout] | ----------------------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `impl_binary_exponent` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/binary/exponent.rs:95:17 [INFO] [stdout] | [INFO] [stdout] 95 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 142 | impl_binary_exponent!((i32, [u8; 4]), (i64, [u8; 8]), (i128, [u8; 16])); [INFO] [stdout] | ----------------------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `impl_binary_exponent` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/binary/exponent.rs:100:17 [INFO] [stdout] | [INFO] [stdout] 100 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 142 | impl_binary_exponent!((i32, [u8; 4]), (i64, [u8; 8]), (i128, [u8; 16])); [INFO] [stdout] | ----------------------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `impl_binary_exponent` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/binary/exponent.rs:105:17 [INFO] [stdout] | [INFO] [stdout] 105 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 142 | impl_binary_exponent!((i32, [u8; 4]), (i64, [u8; 8]), (i128, [u8; 16])); [INFO] [stdout] | ----------------------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `impl_binary_exponent` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/binary/exponent.rs:110:17 [INFO] [stdout] | [INFO] [stdout] 110 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 142 | impl_binary_exponent!((i32, [u8; 4]), (i64, [u8; 8]), (i128, [u8; 16])); [INFO] [stdout] | ----------------------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `impl_binary_exponent` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/binary/exponent.rs:115:17 [INFO] [stdout] | [INFO] [stdout] 115 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 142 | impl_binary_exponent!((i32, [u8; 4]), (i64, [u8; 8]), (i128, [u8; 16])); [INFO] [stdout] | ----------------------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `impl_binary_exponent` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling decnumber-sys v0.1.5 [INFO] [stdout] warning: method `trailing_exponent_width_bits` is never used [INFO] [stdout] --> src/binary/buf.rs:177:8 [INFO] [stdout] | [INFO] [stdout] 34 | pub trait BinaryBuf { [INFO] [stdout] | --------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 177 | fn trailing_exponent_width_bits(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking dec v0.4.8 [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/binary/buf/dynamic.rs:118:5 [INFO] [stdout] | [INFO] [stdout] 118 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/binary/buf/dynamic.rs:123:5 [INFO] [stdout] | [INFO] [stdout] 123 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/binary/buf/dynamic.rs:128:5 [INFO] [stdout] | [INFO] [stdout] 128 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/binary/buf/dynamic.rs:133:5 [INFO] [stdout] | [INFO] [stdout] 133 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/binary/buf/dynamic.rs:138:5 [INFO] [stdout] | [INFO] [stdout] 138 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/binary/buf/dynamic.rs:143:5 [INFO] [stdout] | [INFO] [stdout] 143 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/binary/exponent.rs:90:17 [INFO] [stdout] | [INFO] [stdout] 90 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 142 | impl_binary_exponent!((i32, [u8; 4]), (i64, [u8; 8]), (i128, [u8; 16])); [INFO] [stdout] | ----------------------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `impl_binary_exponent` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/binary/exponent.rs:95:17 [INFO] [stdout] | [INFO] [stdout] 95 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 142 | impl_binary_exponent!((i32, [u8; 4]), (i64, [u8; 8]), (i128, [u8; 16])); [INFO] [stdout] | ----------------------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `impl_binary_exponent` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/binary/exponent.rs:100:17 [INFO] [stdout] | [INFO] [stdout] 100 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 142 | impl_binary_exponent!((i32, [u8; 4]), (i64, [u8; 8]), (i128, [u8; 16])); [INFO] [stdout] | ----------------------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `impl_binary_exponent` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/binary/exponent.rs:105:17 [INFO] [stdout] | [INFO] [stdout] 105 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 142 | impl_binary_exponent!((i32, [u8; 4]), (i64, [u8; 8]), (i128, [u8; 16])); [INFO] [stdout] | ----------------------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `impl_binary_exponent` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/binary/exponent.rs:110:17 [INFO] [stdout] | [INFO] [stdout] 110 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 142 | impl_binary_exponent!((i32, [u8; 4]), (i64, [u8; 8]), (i128, [u8; 16])); [INFO] [stdout] | ----------------------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `impl_binary_exponent` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/binary/exponent.rs:115:17 [INFO] [stdout] | [INFO] [stdout] 115 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 142 | impl_binary_exponent!((i32, [u8; 4]), (i64, [u8; 8]), (i128, [u8; 16])); [INFO] [stdout] | ----------------------------------------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `impl_binary_exponent` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `trailing_exponent_width_bits` is never used [INFO] [stdout] --> src/binary/buf.rs:177:8 [INFO] [stdout] | [INFO] [stdout] 34 | pub trait BinaryBuf { [INFO] [stdout] | --------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 177 | fn trailing_exponent_width_bits(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.48s [INFO] running `Command { std: "docker" "inspect" "d9012263f44fb3d6128350b27bae81793e68eb1c8e717c31d1dfcb0679850d48", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d9012263f44fb3d6128350b27bae81793e68eb1c8e717c31d1dfcb0679850d48", kill_on_drop: false }` [INFO] [stdout] d9012263f44fb3d6128350b27bae81793e68eb1c8e717c31d1dfcb0679850d48