[INFO] fetching crate nu_plugin_post 0.23.0...
[INFO] checking nu_plugin_post-0.23.0 against try#b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 for pr-79470
[INFO] extracting crate nu_plugin_post 0.23.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate nu_plugin_post 0.23.0 on toolchain b2f80f6008cdafc35b4472bd46afa16cc6b0cd63
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nu_plugin_post 0.23.0
[INFO] finished tweaking crates.io crate nu_plugin_post 0.23.0
[INFO] tweaked toml for crates.io crate nu_plugin_post 0.23.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate nu_plugin_post 0.23.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9302d5305fc6edd404a0dab99eaed2911dcc5fc57415474687a9e8c11e49558c
[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" "9302d5305fc6edd404a0dab99eaed2911dcc5fc57415474687a9e8c11e49558c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9302d5305fc6edd404a0dab99eaed2911dcc5fc57415474687a9e8c11e49558c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9302d5305fc6edd404a0dab99eaed2911dcc5fc57415474687a9e8c11e49558c", kill_on_drop: false }`
[INFO] [stdout] 9302d5305fc6edd404a0dab99eaed2911dcc5fc57415474687a9e8c11e49558c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "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] baf7c161537288c2c8f3dcc6da9c3eadff72ac7d88818db94a6ef54326c22fdc
[INFO] running `Command { std: "docker" "start" "-a" "baf7c161537288c2c8f3dcc6da9c3eadff72ac7d88818db94a6ef54326c22fdc", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.51
[INFO] [stderr]    Compiling cc v1.0.65
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-sink-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-io-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling curl v0.4.34
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking futures-core v0.3.8
[INFO] [stderr]     Checking futures-sink v0.3.8
[INFO] [stderr]     Checking futures-io v0.3.8
[INFO] [stderr]    Compiling isahc v0.7.6
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking socket2 v0.3.17
[INFO] [stderr]     Checking futures-channel v0.3.8
[INFO] [stderr]     Checking futures-task v0.3.8
[INFO] [stderr]     Checking futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking sluice v0.4.2
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.5+1.42.0
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling curl-sys v0.4.38+curl-7.73.0
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking futures-executor-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling getset v0.1.1
[INFO] [stderr]    Compiling derive-new v0.5.8
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]     Checking pin-project v1.0.2
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]     Checking serde v1.0.117
[INFO] [stderr]     Checking futures-executor v0.3.8
[INFO] [stderr]     Checking futures v0.3.8
[INFO] [stderr]     Checking num-bigint v0.3.1
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking codespan-reporting v0.9.5
[INFO] [stderr]     Checking toml v0.5.7
[INFO] [stderr]     Checking serde_yaml v0.8.14
[INFO] [stderr]     Checking nu-source v0.23.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking indexmap v1.6.0
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking surf v1.0.3
[INFO] [stderr]     Checking bigdecimal v0.2.0
[INFO] [stderr]     Checking nu-errors v0.23.0
[INFO] [stderr]     Checking nu-protocol v0.23.0
[INFO] [stderr]     Checking nu-value-ext v0.23.0
[INFO] [stderr]     Checking nu-test-support v0.23.0
[INFO] [stderr]     Checking nu-plugin v0.23.0
[INFO] [stderr]     Checking nu_plugin_post v0.23.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 56s
[INFO] running `Command { std: "docker" "inspect" "baf7c161537288c2c8f3dcc6da9c3eadff72ac7d88818db94a6ef54326c22fdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "baf7c161537288c2c8f3dcc6da9c3eadff72ac7d88818db94a6ef54326c22fdc", kill_on_drop: false }`
[INFO] [stdout] baf7c161537288c2c8f3dcc6da9c3eadff72ac7d88818db94a6ef54326c22fdc