[INFO] fetching crate lt-fm-index 0.5.3...
[INFO] crate lt-fm-index 0.5.3 is already in cache
[INFO] crate lt-fm-index 0.5.3 is already in cache
[INFO] crate lt-fm-index 0.5.3 is already in cache
[INFO] crate lt-fm-index 0.5.3 is already in cache
[INFO] crate lt-fm-index 0.5.3 is already in cache
[INFO] crate lt-fm-index 0.5.3 is already in cache
[INFO] crate lt-fm-index 0.5.3 is already in cache
[INFO] crate lt-fm-index 0.5.3 is already in cache
[INFO] crate lt-fm-index 0.5.3 is already in cache
[INFO] crate lt-fm-index 0.5.3 is already in cache
[INFO] crate lt-fm-index 0.5.3 is already in cache
[INFO] crate lt-fm-index 0.5.3 is already in cache
[INFO] crate lt-fm-index 0.5.3 is already in cache
[INFO] crate lt-fm-index 0.5.3 is already in cache
[INFO] checking lt-fm-index-0.5.3 against try#ff47dd48ed0d02534055e0033cf766ce528f8ebc for pr-99447
[INFO] extracting crate lt-fm-index 0.5.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate lt-fm-index 0.5.3 on toolchain ff47dd48ed0d02534055e0033cf766ce528f8ebc
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff47dd48ed0d02534055e0033cf766ce528f8ebc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lt-fm-index 0.5.3
[INFO] finished tweaking crates.io crate lt-fm-index 0.5.3
[INFO] tweaked toml for crates.io crate lt-fm-index 0.5.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff47dd48ed0d02534055e0033cf766ce528f8ebc" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff47dd48ed0d02534055e0033cf766ce528f8ebc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+ff47dd48ed0d02534055e0033cf766ce528f8ebc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ffcdfaea71d2bb3aeb4ba9a961a4dfb4f9235e825f6464fdb4acea9c4c147323
[INFO] running `Command { std: "docker" "start" "-a" "ffcdfaea71d2bb3aeb4ba9a961a4dfb4f9235e825f6464fdb4acea9c4c147323", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ffcdfaea71d2bb3aeb4ba9a961a4dfb4f9235e825f6464fdb4acea9c4c147323", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffcdfaea71d2bb3aeb4ba9a961a4dfb4f9235e825f6464fdb4acea9c4c147323", kill_on_drop: false }`
[INFO] [stdout] ffcdfaea71d2bb3aeb4ba9a961a4dfb4f9235e825f6464fdb4acea9c4c147323
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+ff47dd48ed0d02534055e0033cf766ce528f8ebc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8b8ccb1100a65aa6e2e5a7f0979a04d0f46584876d1eaa79c2446061d9f3707
[INFO] running `Command { std: "docker" "start" "-a" "c8b8ccb1100a65aa6e2e5a7f0979a04d0f46584876d1eaa79c2446061d9f3707", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
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[INFO] [stderr]    Compiling lock_api v0.4.7
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[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
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[INFO] [stderr]    Compiling libdivsufsort-rs v0.1.1
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[INFO] [stderr]     Checking num-complex v0.4.2
[INFO] [stderr]     Checking approx v0.5.1
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[INFO] [stderr]     Checking plotters v0.3.2
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[INFO] [stderr]     Checking rand_core v0.6.3
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[INFO] [stderr]     Checking simba v0.5.1
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stdout] error: unexpected token: crate
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ndarray-0.15.6/src/slice.rs:845:44
[INFO] [stdout]     |
[INFO] [stdout] 845 |     (@parse ::core::marker::PhantomData::<$crate::Ix0>, ::core::marker::PhantomData::<$crate::Ix0>, []) => {
[INFO] [stdout]     |                                            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] note: `$$`, `$crate`, and meta-variable expressions are not allowed inside macro parameter definitions
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ndarray-0.15.6/src/slice.rs:845:44
[INFO] [stdout]     |
[INFO] [stdout] 845 |     (@parse ::core::marker::PhantomData::<$crate::Ix0>, ::core::marker::PhantomData::<$crate::Ix0>, []) => {
[INFO] [stdout]     |                                            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected token: crate
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ndarray-0.15.6/src/slice.rs:845:88
[INFO] [stdout]     |
[INFO] [stdout] 845 |     (@parse ::core::marker::PhantomData::<$crate::Ix0>, ::core::marker::PhantomData::<$crate::Ix0>, []) => {
[INFO] [stdout]     |                                                                                        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] note: `$$`, `$crate`, and meta-variable expressions are not allowed inside macro parameter definitions
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ndarray-0.15.6/src/slice.rs:845:88
[INFO] [stdout]     |
[INFO] [stdout] 845 |     (@parse ::core::marker::PhantomData::<$crate::Ix0>, ::core::marker::PhantomData::<$crate::Ix0>, []) => {
[INFO] [stdout]     |                                                                                        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rand_distr v0.4.3
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ndarray` due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c8b8ccb1100a65aa6e2e5a7f0979a04d0f46584876d1eaa79c2446061d9f3707", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8b8ccb1100a65aa6e2e5a7f0979a04d0f46584876d1eaa79c2446061d9f3707", kill_on_drop: false }`
[INFO] [stdout] c8b8ccb1100a65aa6e2e5a7f0979a04d0f46584876d1eaa79c2446061d9f3707