[INFO] fetching crate global 0.4.3...
[INFO] checking global-0.4.3 against master#3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777 for pr-132289
[INFO] extracting crate global 0.4.3 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate global 0.4.3 on toolchain 3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate global 0.4.3
[INFO] finished tweaking crates.io crate global 0.4.3
[INFO] tweaked toml for crates.io crate global 0.4.3 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 82 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.5.1)
[INFO] [stderr]       Adding parking_lot v0.9.0 (available: v0.12.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b4c54a90e4265987e0a73ffd2d9d9bcf4b6b6ade6a9b0af00684a2e2bdeadaf
[INFO] running `Command { std: "docker" "start" "-a" "5b4c54a90e4265987e0a73ffd2d9d9bcf4b6b6ade6a9b0af00684a2e2bdeadaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b4c54a90e4265987e0a73ffd2d9d9bcf4b6b6ade6a9b0af00684a2e2bdeadaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b4c54a90e4265987e0a73ffd2d9d9bcf4b6b6ade6a9b0af00684a2e2bdeadaf", kill_on_drop: false }`
[INFO] [stdout] 5b4c54a90e4265987e0a73ffd2d9d9bcf4b6b6ade6a9b0af00684a2e2bdeadaf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+3f1be1ec7ec3d8e80beb381ee82164a0aa3ca777" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b6ce2901a28a6544f0d67c129d3ba6c0025f1a0db1316f9beb3452a30a760eb
[INFO] running `Command { std: "docker" "start" "-a" "5b6ce2901a28a6544f0d67c129d3ba6c0025f1a0db1316f9beb3452a30a760eb", kill_on_drop: false }`
[INFO] [stderr]     Checking global v0.4.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/lib.rs:303:13
[INFO] [stdout]     |
[INFO] [stdout] 303 |                drop(unsafe {
[INFO] [stdout]     |   _____________^    -
[INFO] [stdout]     |  |__________________|
[INFO] [stdout] 304 | ||                 // The `if` above makes sure that the inner value has been
[INFO] [stdout] 305 | ||                 // initialized.
[INFO] [stdout] 306 | ||                 std::ptr::drop_in_place((*self.inner.get()).as_mut_ptr());
[INFO] [stdout] 307 | ||             });
[INFO] [stdout]     | ||_____________-^
[INFO] [stdout]     | |______________|
[INFO] [stdout]     |                argument has type `()`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dropping_copy_types)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 303 ~             let _ = unsafe {
[INFO] [stdout] 304 |                 // The `if` above makes sure that the inner value has been
[INFO] [stdout] 305 |                 // initialized.
[INFO] [stdout] 306 |                 std::ptr::drop_in_place((*self.inner.get()).as_mut_ptr());
[INFO] [stdout] 307 ~             };
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing
[INFO] [stdout]    --> src/lib.rs:303:13
[INFO] [stdout]     |
[INFO] [stdout] 303 |                drop(unsafe {
[INFO] [stdout]     |   _____________^    -
[INFO] [stdout]     |  |__________________|
[INFO] [stdout] 304 | ||                 // The `if` above makes sure that the inner value has been
[INFO] [stdout] 305 | ||                 // initialized.
[INFO] [stdout] 306 | ||                 std::ptr::drop_in_place((*self.inner.get()).as_mut_ptr());
[INFO] [stdout] 307 | ||             });
[INFO] [stdout]     | ||_____________-^
[INFO] [stdout]     | |______________|
[INFO] [stdout]     |                argument has type `()`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dropping_copy_types)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 303 ~             let _ = unsafe {
[INFO] [stdout] 304 |                 // The `if` above makes sure that the inner value has been
[INFO] [stdout] 305 |                 // initialized.
[INFO] [stdout] 306 |                 std::ptr::drop_in_place((*self.inner.get()).as_mut_ptr());
[INFO] [stdout] 307 ~             };
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `criterion`
[INFO] [stdout]  --> benches/immutable.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use criterion::{black_box, Criterion, Throughput};
[INFO] [stdout]   |     ^^^^^^^^^ use of undeclared crate or module `criterion`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `global` (bench "immutable") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "5b6ce2901a28a6544f0d67c129d3ba6c0025f1a0db1316f9beb3452a30a760eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b6ce2901a28a6544f0d67c129d3ba6c0025f1a0db1316f9beb3452a30a760eb", kill_on_drop: false }`
[INFO] [stdout] 5b6ce2901a28a6544f0d67c129d3ba6c0025f1a0db1316f9beb3452a30a760eb
