[INFO] fetching crate mop-structs 0.0.10...
[INFO] checking mop-structs-0.0.10 against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] extracting crate mop-structs 0.0.10 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate mop-structs 0.0.10 on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mop-structs 0.0.10
[INFO] finished tweaking crates.io crate mop-structs 0.0.10
[INFO] tweaked toml for crates.io crate mop-structs 0.0.10 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 18d6cecd33b1d6cf5c035fe5a2cad5994d3901ce23bf46013606f7d6bf357f00
[INFO] running `Command { std: "docker" "start" "-a" "18d6cecd33b1d6cf5c035fe5a2cad5994d3901ce23bf46013606f7d6bf357f00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18d6cecd33b1d6cf5c035fe5a2cad5994d3901ce23bf46013606f7d6bf357f00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18d6cecd33b1d6cf5c035fe5a2cad5994d3901ce23bf46013606f7d6bf357f00", kill_on_drop: false }`
[INFO] [stdout] 18d6cecd33b1d6cf5c035fe5a2cad5994d3901ce23bf46013606f7d6bf357f00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 913a9f7085c09400f989a8ff3ed2a95bd7a32f458c6b9c950dc943f73fb843ce
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "913a9f7085c09400f989a8ff3ed2a95bd7a32f458c6b9c950dc943f73fb843ce", kill_on_drop: false }`
[INFO] [stderr]     Checking mop-common-deps v0.0.10
[INFO] [stderr]     Checking mop-structs v0.0.10 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]  --> src/vec/vec_array.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 |   mem::uninitialized,
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/vec/vec_array.rs:82:23
[INFO] [stdout]    |
[INFO] [stdout] 82 |       array: unsafe { uninitialized() },
[INFO] [stdout]    |                       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]  --> src/vec/vec_array.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 |   mem::uninitialized,
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/vec/vec_array.rs:82:23
[INFO] [stdout]    |
[INFO] [stdout] 82 |       array: unsafe { uninitialized() },
[INFO] [stdout]    |                       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: taking a mutable reference to a `const` item
[INFO] [stdout]    --> src/matrix/dr_matrix/mod.rs:343:54
[INFO] [stdout]     |
[INFO] [stdout] 343 |     assert_eq!(default_dr_matrix_alloc().data_mut(), &mut DEFAULT_DATA);
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(const_item_mutation)]` on by default
[INFO] [stdout]     = note: each usage of a `const` item creates a new temporary
[INFO] [stdout]     = note: the mutable reference will refer to this temporary, not the original `const` item
[INFO] [stdout] note: `const` item defined here
[INFO] [stdout]    --> src/matrix/dr_matrix/mod.rs:314:5
[INFO] [stdout]     |
[INFO] [stdout] 314 | /     const DEFAULT_DATA: [i32; 20] = [
[INFO] [stdout] 315 | |         1, 2, 3, 4, 5, 6, 7, 8, 9, 10,
[INFO] [stdout] 316 | |         11, 12, 13, 14, 15, 16, 17, 18, 19, 20
[INFO] [stdout] 317 | |     ];
[INFO] [stdout]     | |______^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.03s
[INFO] running `Command { std: "docker" "inspect" "913a9f7085c09400f989a8ff3ed2a95bd7a32f458c6b9c950dc943f73fb843ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "913a9f7085c09400f989a8ff3ed2a95bd7a32f458c6b9c950dc943f73fb843ce", kill_on_drop: false }`
[INFO] [stdout] 913a9f7085c09400f989a8ff3ed2a95bd7a32f458c6b9c950dc943f73fb843ce