[INFO] fetching crate nu-command 0.33.0...
[INFO] checking nu-command-0.33.0 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] extracting crate nu-command 0.33.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate nu-command 0.33.0 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nu-command 0.33.0
[INFO] finished tweaking crates.io crate nu-command 0.33.0
[INFO] tweaked toml for crates.io crate nu-command 0.33.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ca1e3f7deeddc6a92e6dcb5e2fd917104b9e622e9f16aec041ab1b0fd9469e2e
[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" "ca1e3f7deeddc6a92e6dcb5e2fd917104b9e622e9f16aec041ab1b0fd9469e2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca1e3f7deeddc6a92e6dcb5e2fd917104b9e622e9f16aec041ab1b0fd9469e2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca1e3f7deeddc6a92e6dcb5e2fd917104b9e622e9f16aec041ab1b0fd9469e2e", kill_on_drop: false }`
[INFO] [stdout] ca1e3f7deeddc6a92e6dcb5e2fd917104b9e622e9f16aec041ab1b0fd9469e2e
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "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] 5e57b81f6c35c411273b29c02fb0eecff075fb338d13ab36b983e7e6b76c8e14
[INFO] running `Command { std: "docker" "start" "-a" "5e57b81f6c35c411273b29c02fb0eecff075fb338d13ab36b983e7e6b76c8e14", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]     Checking cfg-if v1.0.0
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[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking flate2 v1.0.20
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[INFO] [stderr]     Checking quick-xml v0.19.0
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[INFO] [stderr]     Checking crossbeam-deque v0.8.0
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[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]     Checking dirs-next v2.0.0
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[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking nu-path v0.33.0
[INFO] [stderr]     Checking rayon-core v1.9.1
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[INFO] [stderr]    Compiling derive_is_enum_variant v0.1.1
[INFO] [stderr]     Checking num v0.2.1
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[INFO] [stderr]     Checking url v2.2.2
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[INFO] [stderr]     Checking nu-table v0.33.0
[INFO] [stderr]     Checking eml-parser v0.1.2
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking Inflector v0.11.4
[INFO] [stderr]     Checking titlecase v1.1.0
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling libgit2-sys v0.12.21+1.1.0
[INFO] [stderr]    Compiling sys-locale v0.1.0
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking nu-pretty-hex v0.33.0
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[INFO] [stderr]    Compiling chrono-tz v0.5.3
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling getset v0.1.1
[INFO] [stderr]    Compiling derive-new v0.5.9
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling pin-project-internal v0.4.28
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[INFO] [stderr]    Compiling async-recursion v0.3.2
[INFO] [stderr]    Compiling rust-embed-impl v5.9.0
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[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]     Checking serde_test v1.0.126
[INFO] [stderr]     Checking num-bigint v0.3.2
[INFO] [stderr]     Checking codespan-reporting v0.11.1
[INFO] [stderr]     Checking nu-source v0.33.0
[INFO] [stderr]     Checking serde_json v1.0.64
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[INFO] [stderr]     Checking rust_decimal v0.10.2
[INFO] [stderr]     Checking serde_ini v0.2.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking calamine v0.17.0
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking nu-json v0.33.0
[INFO] [stderr]    Compiling shadow-rs v0.5.25
[INFO] [stderr]     Checking serde_yaml v0.8.17
[INFO] [stderr]     Checking bigdecimal v0.2.0
[INFO] [stderr]    Compiling nu-command v0.33.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking nu-errors v0.33.0
[INFO] [stderr]     Checking nu-protocol v0.33.0
[INFO] [stderr]     Checking nu-value-ext v0.33.0
[INFO] [stderr]     Checking nu-stream v0.33.0
[INFO] [stderr]     Checking nu-test-support v0.33.0
[INFO] [stderr]     Checking nu-plugin v0.33.0
[INFO] [stderr]     Checking nu-data v0.33.0
[INFO] [stderr]     Checking nu-parser v0.33.0
[INFO] [stderr]     Checking dtparse v1.2.0
[INFO] [stderr]     Checking nu-engine v0.33.0
[INFO] [stdout] warning: field is never read: `rest`
[INFO] [stdout]   --> src/examples/double_echo.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub rest: Vec<Value>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 00s
[INFO] running `Command { std: "docker" "inspect" "5e57b81f6c35c411273b29c02fb0eecff075fb338d13ab36b983e7e6b76c8e14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e57b81f6c35c411273b29c02fb0eecff075fb338d13ab36b983e7e6b76c8e14", kill_on_drop: false }`
[INFO] [stdout] 5e57b81f6c35c411273b29c02fb0eecff075fb338d13ab36b983e7e6b76c8e14