[INFO] fetching crate bevis 0.1.1... [INFO] checking bevis-0.1.1 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170 [INFO] extracting crate bevis 0.1.1 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate bevis 0.1.1 [INFO] finished tweaking crates.io crate bevis 0.1.1 [INFO] tweaked toml for crates.io crate bevis 0.1.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate bevis 0.1.1 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 9 packages to latest compatible versions [INFO] [stderr] Adding rand_core v0.6.4 (available: v0.9.3) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] beb748b0e191a7314e1e42d380325211c834bcf61adb2619a93d3e5b9dcf0437 [INFO] running `Command { std: "docker" "start" "-a" "beb748b0e191a7314e1e42d380325211c834bcf61adb2619a93d3e5b9dcf0437", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "beb748b0e191a7314e1e42d380325211c834bcf61adb2619a93d3e5b9dcf0437", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "beb748b0e191a7314e1e42d380325211c834bcf61adb2619a93d3e5b9dcf0437", kill_on_drop: false }` [INFO] [stdout] beb748b0e191a7314e1e42d380325211c834bcf61adb2619a93d3e5b9dcf0437 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2e99f449efecd6b924a2b445d6c9c9ce5d39326c63bb782676c8425a47ce830f [INFO] running `Command { std: "docker" "start" "-a" "2e99f449efecd6b924a2b445d6c9c9ce5d39326c63bb782676c8425a47ce830f", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking bevis v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method [INFO] [stdout] --> src/challenge.rs:14:13 [INFO] [stdout] | [INFO] [stdout] 14 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 30 | challenge_int_impl!(u8, 1); [INFO] [stdout] | -------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] = note: this warning originates in the macro `challenge_int_impl` (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/challenge.rs:14:13 [INFO] [stdout] | [INFO] [stdout] 14 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 31 | challenge_int_impl!(u16, 2); [INFO] [stdout] | --------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `challenge_int_impl` (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/challenge.rs:14:13 [INFO] [stdout] | [INFO] [stdout] 14 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 32 | challenge_int_impl!(u32, 4); [INFO] [stdout] | --------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `challenge_int_impl` (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/challenge.rs:14:13 [INFO] [stdout] | [INFO] [stdout] 14 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 33 | challenge_int_impl!(u64, 8); [INFO] [stdout] | --------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `challenge_int_impl` (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/challenge.rs:14:13 [INFO] [stdout] | [INFO] [stdout] 14 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 35 | challenge_int_impl!(i8, 1); [INFO] [stdout] | -------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `challenge_int_impl` (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/challenge.rs:14:13 [INFO] [stdout] | [INFO] [stdout] 14 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 36 | challenge_int_impl!(i16, 2); [INFO] [stdout] | --------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `challenge_int_impl` (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/challenge.rs:14:13 [INFO] [stdout] | [INFO] [stdout] 14 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 37 | challenge_int_impl!(i32, 4); [INFO] [stdout] | --------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `challenge_int_impl` (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/challenge.rs:14:13 [INFO] [stdout] | [INFO] [stdout] 14 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 38 | challenge_int_impl!(i64, 8); [INFO] [stdout] | --------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `challenge_int_impl` (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/challenge.rs:14:13 [INFO] [stdout] | [INFO] [stdout] 14 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 30 | challenge_int_impl!(u8, 1); [INFO] [stdout] | -------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] = note: this warning originates in the macro `challenge_int_impl` (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/challenge.rs:14:13 [INFO] [stdout] | [INFO] [stdout] 14 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 31 | challenge_int_impl!(u16, 2); [INFO] [stdout] | --------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `challenge_int_impl` (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/challenge.rs:14:13 [INFO] [stdout] | [INFO] [stdout] 14 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 32 | challenge_int_impl!(u32, 4); [INFO] [stdout] | --------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `challenge_int_impl` (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/challenge.rs:14:13 [INFO] [stdout] | [INFO] [stdout] 14 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 33 | challenge_int_impl!(u64, 8); [INFO] [stdout] | --------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `challenge_int_impl` (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/challenge.rs:14:13 [INFO] [stdout] | [INFO] [stdout] 14 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 35 | challenge_int_impl!(i8, 1); [INFO] [stdout] | -------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `challenge_int_impl` (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/challenge.rs:14:13 [INFO] [stdout] | [INFO] [stdout] 14 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 36 | challenge_int_impl!(i16, 2); [INFO] [stdout] | --------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `challenge_int_impl` (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/challenge.rs:14:13 [INFO] [stdout] | [INFO] [stdout] 14 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 37 | challenge_int_impl!(i32, 4); [INFO] [stdout] | --------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `challenge_int_impl` (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/challenge.rs:14:13 [INFO] [stdout] | [INFO] [stdout] 14 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 38 | challenge_int_impl!(i64, 8); [INFO] [stdout] | --------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `challenge_int_impl` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.05s [INFO] running `Command { std: "docker" "inspect" "2e99f449efecd6b924a2b445d6c9c9ce5d39326c63bb782676c8425a47ce830f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2e99f449efecd6b924a2b445d6c9c9ce5d39326c63bb782676c8425a47ce830f", kill_on_drop: false }` [INFO] [stdout] 2e99f449efecd6b924a2b445d6c9c9ce5d39326c63bb782676c8425a47ce830f