[INFO] fetching crate nu_plugin_tree 0.35.0...
[INFO] checking nu_plugin_tree-0.35.0 against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] extracting crate nu_plugin_tree 0.35.0 into /workspace/builds/worker-102/source
[INFO] validating manifest of crates.io crate nu_plugin_tree 0.35.0 on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nu_plugin_tree 0.35.0
[INFO] finished tweaking crates.io crate nu_plugin_tree 0.35.0
[INFO] tweaked toml for crates.io crate nu_plugin_tree 0.35.0 written to /workspace/builds/worker-102/source/Cargo.toml
[INFO] crate crates.io crate nu_plugin_tree 0.35.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ab8bd3e272242ccd23ce407d68a6c6a7283d2b6112f8ba18a501f68a111466be
[INFO] running `Command { std: "docker" "start" "-a" "ab8bd3e272242ccd23ce407d68a6c6a7283d2b6112f8ba18a501f68a111466be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab8bd3e272242ccd23ce407d68a6c6a7283d2b6112f8ba18a501f68a111466be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab8bd3e272242ccd23ce407d68a6c6a7283d2b6112f8ba18a501f68a111466be", kill_on_drop: false }`
[INFO] [stdout] ab8bd3e272242ccd23ce407d68a6c6a7283d2b6112f8ba18a501f68a111466be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81ac50cc0d3e237d61824660ce33356e007181011172f4bcc688e61ebbab3a03
[INFO] running `Command { std: "docker" "start" "-a" "81ac50cc0d3e237d61824660ce33356e007181011172f4bcc688e61ebbab3a03", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking typed-arena v1.7.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking utf8-width v0.1.5
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]     Checking rust-ini v0.13.0
[INFO] [stderr]     Checking dunce v1.0.2
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.3.2
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking byte-unit v4.0.12
[INFO] [stderr]     Checking pretty v0.5.2
[INFO] [stderr]     Checking tint v1.0.1
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking serde_test v0.8.23
[INFO] [stderr]     Checking directories v3.0.2
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking linked-hash-map v0.3.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking ordered-float v1.1.1
[INFO] [stderr]     Checking nu-ansi-term v0.35.0
[INFO] [stderr]    Compiling getset v0.1.1
[INFO] [stderr]    Compiling derive-new v0.5.9
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking serde-hjson v0.9.1
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking hamcrest2 v0.3.0
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking serde_yaml v0.8.17
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking codespan-reporting v0.11.1
[INFO] [stderr]     Checking nu-source v0.35.0
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking serde-value v0.6.0
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]     Checking config v0.10.1
[INFO] [stderr]     Checking chrono-humanize v0.2.1
[INFO] [stderr]     Checking bigdecimal v0.2.0
[INFO] [stderr]     Checking nu-errors v0.35.0
[INFO] [stderr]     Checking ptree v0.3.2
[INFO] [stderr]     Checking nu-protocol v0.35.0
[INFO] [stderr]     Checking nu-value-ext v0.35.0
[INFO] [stderr]     Checking nu-test-support v0.35.0
[INFO] [stderr]     Checking nu-plugin v0.35.0
[INFO] [stderr]     Checking nu_plugin_tree v0.35.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.64s
[INFO] running `Command { std: "docker" "inspect" "81ac50cc0d3e237d61824660ce33356e007181011172f4bcc688e61ebbab3a03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81ac50cc0d3e237d61824660ce33356e007181011172f4bcc688e61ebbab3a03", kill_on_drop: false }`
[INFO] [stdout] 81ac50cc0d3e237d61824660ce33356e007181011172f4bcc688e61ebbab3a03