[INFO] fetching crate neuroformats 0.2.2...
[INFO] checking neuroformats-0.2.2 against try#7b3565da729099dbe807466fcd118fb2815986e0 for pr-81789
[INFO] extracting crate neuroformats 0.2.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate neuroformats 0.2.2 on toolchain 7b3565da729099dbe807466fcd118fb2815986e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate neuroformats 0.2.2
[INFO] finished tweaking crates.io crate neuroformats 0.2.2
[INFO] tweaked toml for crates.io crate neuroformats 0.2.2 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded noisy_float v0.1.15
[INFO] [stderr]   Downloaded ndarray-stats v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "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] c291bf508b4423b61bdc1eccb412bcfd8c6f698ab3f66fbbbbe8a8401877403c
[INFO] running `Command { std: "docker" "start" "-a" "c291bf508b4423b61bdc1eccb412bcfd8c6f698ab3f66fbbbbe8a8401877403c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c291bf508b4423b61bdc1eccb412bcfd8c6f698ab3f66fbbbbe8a8401877403c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c291bf508b4423b61bdc1eccb412bcfd8c6f698ab3f66fbbbbe8a8401877403c", kill_on_drop: false }`
[INFO] [stdout] c291bf508b4423b61bdc1eccb412bcfd8c6f698ab3f66fbbbbe8a8401877403c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d75f0a225c74bbb4db220baca03fc9449ee855e04353ede55e87c6b7e9e5946a
[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" "d75f0a225c74bbb4db220baca03fc9449ee855e04353ede55e87c6b7e9e5946a", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling ndarray v0.14.0
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking quick-error v2.0.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking matrixmultiply v0.2.4
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking byteordered v0.5.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking approx v0.4.0
[INFO] [stderr]     Checking noisy_float v0.1.15
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking ndarray-stats v0.4.0
[INFO] [stderr]     Checking neuroformats v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 18.15s
[INFO] running `Command { std: "docker" "inspect" "d75f0a225c74bbb4db220baca03fc9449ee855e04353ede55e87c6b7e9e5946a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d75f0a225c74bbb4db220baca03fc9449ee855e04353ede55e87c6b7e9e5946a", kill_on_drop: false }`
[INFO] [stdout] d75f0a225c74bbb4db220baca03fc9449ee855e04353ede55e87c6b7e9e5946a