[INFO] fetching crate typed-generational-arena 0.2.5...
[INFO] checking typed-generational-arena-0.2.5 against master#d62d3f7fa9a91d933213cc10e20e740608983f64 for pr-77015
[INFO] extracting crate typed-generational-arena 0.2.5 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate typed-generational-arena 0.2.5 on toolchain d62d3f7fa9a91d933213cc10e20e740608983f64
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate typed-generational-arena 0.2.5
[INFO] finished tweaking crates.io crate typed-generational-arena 0.2.5
[INFO] tweaked toml for crates.io crate typed-generational-arena 0.2.5 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bbae3f8585c51ec820fc593b0bd41721965f306fc469e5e3898bcdd0708021a1
[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" "bbae3f8585c51ec820fc593b0bd41721965f306fc469e5e3898bcdd0708021a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bbae3f8585c51ec820fc593b0bd41721965f306fc469e5e3898bcdd0708021a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbae3f8585c51ec820fc593b0bd41721965f306fc469e5e3898bcdd0708021a1", kill_on_drop: false }`
[INFO] [stdout] bbae3f8585c51ec820fc593b0bd41721965f306fc469e5e3898bcdd0708021a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 41b45c4dbce57acb125b9170f01f74003c30184578976a1bcb4218ac861c86a9
[INFO] running `Command { std: "docker" "start" "-a" "41b45c4dbce57acb125b9170f01f74003c30184578976a1bcb4218ac861c86a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling rayon-core v1.8.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking nonzero_ext v0.1.5
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling rayon v1.4.1
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking serde_json v1.0.58
[INFO] [stderr]     Checking serde_test v1.0.116
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking quickcheck v0.6.2
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking rand_xoshiro v0.1.0
[INFO] [stderr]     Checking criterion-plot v0.3.1
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]    Compiling derivative v1.0.4
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stderr]     Checking typed-generational-arena v0.2.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.93s
[INFO] running `Command { std: "docker" "inspect" "41b45c4dbce57acb125b9170f01f74003c30184578976a1bcb4218ac861c86a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41b45c4dbce57acb125b9170f01f74003c30184578976a1bcb4218ac861c86a9", kill_on_drop: false }`
[INFO] [stdout] 41b45c4dbce57acb125b9170f01f74003c30184578976a1bcb4218ac861c86a9