[INFO] fetching crate global 0.4.3...
[INFO] checking global-0.4.3 against try#47af3d0de9d26c7deba4cfb203b710cc3f764e91 for pr-130443
[INFO] extracting crate global 0.4.3 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate global 0.4.3 on toolchain 47af3d0de9d26c7deba4cfb203b710cc3f764e91
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "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-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 82 packages to latest compatible versions
[INFO] [stderr]       Adding bitflags v1.3.2 (available: v2.6.0)
[INFO] [stderr]       Adding cfg-if v0.1.10 (available: v1.0.0)
[INFO] [stderr]       Adding clap v2.34.0 (available: v4.5.18)
[INFO] [stderr]       Adding cloudabi v0.0.3 (available: v0.1.0)
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.5.1)
[INFO] [stderr]       Adding criterion-plot v0.4.5 (available: v0.5.0)
[INFO] [stderr]       Adding half v1.8.3 (available: v2.4.1)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (available: v0.4.0)
[INFO] [stderr]       Adding itertools v0.10.5 (available: v0.13.0)
[INFO] [stderr]       Adding lock_api v0.3.4 (available: v0.4.12)
[INFO] [stderr]       Adding parking_lot v0.9.0 (available: v0.12.3)
[INFO] [stderr]       Adding parking_lot_core v0.6.3 (available: v0.9.10)
[INFO] [stderr]       Adding redox_syscall v0.1.57 (available: v0.5.4)
[INFO] [stderr]       Adding rustc_version v0.2.3 (available: v0.4.1)
[INFO] [stderr]       Adding semver v0.9.0 (available: v1.0.23)
[INFO] [stderr]       Adding semver-parser v0.7.0 (available: v0.10.2)
[INFO] [stderr]       Adding smallvec v0.6.14 (available: v1.13.2)
[INFO] [stderr]       Adding textwrap v0.11.0 (available: v0.16.1)
[INFO] [stderr]       Adding unicode-width v0.1.14 (available: v0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a0e08a9bf995a11b6727778e5eba76489a338ddbe693e43cc0165cf031dfb244
[INFO] running `Command { std: "docker" "start" "-a" "a0e08a9bf995a11b6727778e5eba76489a338ddbe693e43cc0165cf031dfb244", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0e08a9bf995a11b6727778e5eba76489a338ddbe693e43cc0165cf031dfb244", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0e08a9bf995a11b6727778e5eba76489a338ddbe693e43cc0165cf031dfb244", kill_on_drop: false }`
[INFO] [stdout] a0e08a9bf995a11b6727778e5eba76489a338ddbe693e43cc0165cf031dfb244
[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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d954da9a37c054a7a0b551f3539c23a4d74bbfcc48def88df8809e55d293e753
[INFO] running `Command { std: "docker" "start" "-a" "d954da9a37c054a7a0b551f3539c23a4d74bbfcc48def88df8809e55d293e753", kill_on_drop: false }`
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling parking_lot_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking smallvec v0.6.14
[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: 1 warning emitted
[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] warning: 1 warning emitted
[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] error: aborting due to 1 previous error
[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 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "d954da9a37c054a7a0b551f3539c23a4d74bbfcc48def88df8809e55d293e753", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d954da9a37c054a7a0b551f3539c23a4d74bbfcc48def88df8809e55d293e753", kill_on_drop: false }`
[INFO] [stdout] d954da9a37c054a7a0b551f3539c23a4d74bbfcc48def88df8809e55d293e753
