[INFO] fetching crate nu-engine 0.27.1...
[INFO] checking nu-engine-0.27.1 against try#4a23c45c7893f1416456144e3883cc48ea91722e for pr-82322
[INFO] extracting crate nu-engine 0.27.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate nu-engine 0.27.1 on toolchain 4a23c45c7893f1416456144e3883cc48ea91722e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nu-engine 0.27.1
[INFO] finished tweaking crates.io crate nu-engine 0.27.1
[INFO] tweaked toml for crates.io crate nu-engine 0.27.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f3b5a8c670cb30db49863a0406293f1c45d236570c4f20b28d6a50b1f4ae22a
[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" "9f3b5a8c670cb30db49863a0406293f1c45d236570c4f20b28d6a50b1f4ae22a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f3b5a8c670cb30db49863a0406293f1c45d236570c4f20b28d6a50b1f4ae22a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f3b5a8c670cb30db49863a0406293f1c45d236570c4f20b28d6a50b1f4ae22a", kill_on_drop: false }`
[INFO] [stdout] 9f3b5a8c670cb30db49863a0406293f1c45d236570c4f20b28d6a50b1f4ae22a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a8a79c01e67a74b484dcebe20018da3219930f3017d49da81d27c01c6cbae1a
[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" "7a8a79c01e67a74b484dcebe20018da3219930f3017d49da81d27c01c6cbae1a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.87
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking futures-sink v0.3.13
[INFO] [stderr]     Checking futures-core v0.3.13
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]     Checking num-format v0.4.0
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]     Checking codespan-reporting v0.11.1
[INFO] [stderr]     Checking futures-channel v0.3.13
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking crossbeam-epoch v0.9.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking nu-table v0.27.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking users v0.11.0
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking nu-errors v0.27.1
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking shellexpand v2.1.0
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking rayon v1.5.0
[INFO] [stderr]     Checking futures-util v0.3.13
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking nu-protocol v0.27.1
[INFO] [stderr]     Checking nu-value-ext v0.27.1
[INFO] [stderr]     Checking nu-test-support v0.27.1
[INFO] [stderr]     Checking nu-parser v0.27.1
[INFO] [stderr]     Checking nu-plugin v0.27.1
[INFO] [stderr]     Checking nu-data v0.27.1
[INFO] [stderr]     Checking futures-executor v0.3.13
[INFO] [stderr]     Checking futures v0.3.13
[INFO] [stderr]     Checking nu-stream v0.27.1
[INFO] [stderr]     Checking futures_codec v0.4.1
[INFO] [stderr]     Checking nu-engine v0.27.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.58s
[INFO] running `Command { std: "docker" "inspect" "7a8a79c01e67a74b484dcebe20018da3219930f3017d49da81d27c01c6cbae1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a8a79c01e67a74b484dcebe20018da3219930f3017d49da81d27c01c6cbae1a", kill_on_drop: false }`
[INFO] [stdout] 7a8a79c01e67a74b484dcebe20018da3219930f3017d49da81d27c01c6cbae1a