[INFO] fetching crate alloc-no-stdlib 2.0.4...
[INFO] checking alloc-no-stdlib-2.0.4 against try#264a7c4a1c917c83d13895a31231f9d93c7b67e1 for pr-132289
[INFO] extracting crate alloc-no-stdlib 2.0.4 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate alloc-no-stdlib 2.0.4 on toolchain 264a7c4a1c917c83d13895a31231f9d93c7b67e1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+264a7c4a1c917c83d13895a31231f9d93c7b67e1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate alloc-no-stdlib 2.0.4
[INFO] finished tweaking crates.io crate alloc-no-stdlib 2.0.4
[INFO] tweaked toml for crates.io crate alloc-no-stdlib 2.0.4 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate alloc-no-stdlib 2.0.4 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" "+264a7c4a1c917c83d13895a31231f9d93c7b67e1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+264a7c4a1c917c83d13895a31231f9d93c7b67e1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 23603f08bc951e10b3577c7d5b5d12c76f4955372baaa1dc04d34721561d98d9
[INFO] running `Command { std: "docker" "start" "-a" "23603f08bc951e10b3577c7d5b5d12c76f4955372baaa1dc04d34721561d98d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23603f08bc951e10b3577c7d5b5d12c76f4955372baaa1dc04d34721561d98d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23603f08bc951e10b3577c7d5b5d12c76f4955372baaa1dc04d34721561d98d9", kill_on_drop: false }`
[INFO] [stdout] 23603f08bc951e10b3577c7d5b5d12c76f4955372baaa1dc04d34721561d98d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+264a7c4a1c917c83d13895a31231f9d93c7b67e1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0032fa625ebafc997829c248931c001e19ee6f38e45abeb7faef8ae51d5a7c7c
[INFO] running `Command { std: "docker" "start" "-a" "0032fa625ebafc997829c248931c001e19ee6f38e45abeb7faef8ae51d5a7c7c", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Checking alloc-no-stdlib v2.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `core::ops::IndexMut`
[INFO] [stdout]  --> src/allocated_memory/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use core::ops::IndexMut;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::ops::Index`
[INFO] [stdout]  --> src/allocated_memory/mod.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use core::ops::Index;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::ops::Range`
[INFO] [stdout]  --> src/allocated_memory/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use core::ops::Range;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::ops::IndexMut`
[INFO] [stdout]  --> src/allocated_memory/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use core::ops::IndexMut;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::ops::Index`
[INFO] [stdout]  --> src/allocated_memory/mod.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use core::ops::Index;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::ops::Range`
[INFO] [stdout]  --> src/allocated_memory/mod.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use core::ops::Range;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::forget` with a reference instead of an owned value does nothing
[INFO] [stdout]   --> src/lib.rs:78:5
[INFO] [stdout]    |
[INFO] [stdout] 78 |     core::mem::forget(core::mem::replace(&mut self.data, &mut[]));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^------------------------------------------^
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       argument has type `&mut [T]`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(forgetting_references)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]    |
[INFO] [stdout] 78 -     core::mem::forget(core::mem::replace(&mut self.data, &mut[]));
[INFO] [stdout] 78 +     let _ = core::mem::replace(&mut self.data, &mut[]);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::forget` with a reference instead of an owned value does nothing
[INFO] [stdout]   --> src/lib.rs:78:5
[INFO] [stdout]    |
[INFO] [stdout] 78 |     core::mem::forget(core::mem::replace(&mut self.data, &mut[]));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^------------------------------------------^
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       argument has type `&mut [T]`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(forgetting_references)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]    |
[INFO] [stdout] 78 -     core::mem::forget(core::mem::replace(&mut self.data, &mut[]));
[INFO] [stdout] 78 +     let _ = core::mem::replace(&mut self.data, &mut[]);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `stdlib`
[INFO] [stdout]  --> src/bin/tests.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[cfg(feature="stdlib")]
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected values for `feature` are: `unsafe`
[INFO] [stdout]   = help: consider adding `stdlib` as a feature in `Cargo.toml`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `stdlib`
[INFO] [stdout]  --> src/bin/tests.rs:8:29
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[cfg(all(feature="unsafe", feature="stdlib"))]
[INFO] [stdout]   |                             ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected values for `feature` are: `unsafe`
[INFO] [stdout]   = help: consider adding `stdlib` as a feature in `Cargo.toml`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `stdlib`
[INFO] [stdout]   --> src/bin/tests.rs:30:29
[INFO] [stdout]    |
[INFO] [stdout] 30 | #[cfg(all(feature="unsafe", feature="stdlib"))]
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `unsafe`
[INFO] [stdout]    = help: consider adding `stdlib` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `stdlib`
[INFO] [stdout]   --> src/bin/tests.rs:50:7
[INFO] [stdout]    |
[INFO] [stdout] 50 | #[cfg(feature="stdlib")]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `unsafe`
[INFO] [stdout]    = help: consider adding `stdlib` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `stdlib`
[INFO] [stdout]  --> src/bin/tests.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[cfg(feature="stdlib")]
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected values for `feature` are: `unsafe`
[INFO] [stdout]   = help: consider adding `stdlib` as a feature in `Cargo.toml`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `stdlib`
[INFO] [stdout]  --> src/bin/tests.rs:8:29
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[cfg(all(feature="unsafe", feature="stdlib"))]
[INFO] [stdout]   |                             ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected values for `feature` are: `unsafe`
[INFO] [stdout]   = help: consider adding `stdlib` as a feature in `Cargo.toml`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `stdlib`
[INFO] [stdout]   --> src/bin/tests.rs:30:29
[INFO] [stdout]    |
[INFO] [stdout] 30 | #[cfg(all(feature="unsafe", feature="stdlib"))]
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `unsafe`
[INFO] [stdout]    = help: consider adding `stdlib` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `stdlib`
[INFO] [stdout]   --> src/bin/tests.rs:50:7
[INFO] [stdout]    |
[INFO] [stdout] 50 | #[cfg(feature="stdlib")]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `unsafe`
[INFO] [stdout]    = help: consider adding `stdlib` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "0032fa625ebafc997829c248931c001e19ee6f38e45abeb7faef8ae51d5a7c7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0032fa625ebafc997829c248931c001e19ee6f38e45abeb7faef8ae51d5a7c7c", kill_on_drop: false }`
[INFO] [stdout] 0032fa625ebafc997829c248931c001e19ee6f38e45abeb7faef8ae51d5a7c7c
