[INFO] fetching crate darkroom 0.7.4...
[INFO] checking darkroom-0.7.4 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] extracting crate darkroom 0.7.4 into /workspace/builds/worker-98/source
[INFO] validating manifest of crates.io crate darkroom 0.7.4 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate darkroom 0.7.4
[INFO] finished tweaking crates.io crate darkroom 0.7.4
[INFO] tweaked toml for crates.io crate darkroom 0.7.4 written to /workspace/builds/worker-98/source/Cargo.toml
[INFO] crate crates.io crate darkroom 0.7.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c2e86890f51912a13e9ba60f474243bc2bf30befbc3419bce93f7faf4a004658
[INFO] running `Command { std: "docker" "start" "-a" "c2e86890f51912a13e9ba60f474243bc2bf30befbc3419bce93f7faf4a004658", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c2e86890f51912a13e9ba60f474243bc2bf30befbc3419bce93f7faf4a004658", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2e86890f51912a13e9ba60f474243bc2bf30befbc3419bce93f7faf4a004658", kill_on_drop: false }`
[INFO] [stdout] c2e86890f51912a13e9ba60f474243bc2bf30befbc3419bce93f7faf4a004658
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3da47c487f3fd662aac8e23c9e52cc5a5629821f1036a102bbc954bf39412bf5
[INFO] running `Command { std: "docker" "start" "-a" "3da47c487f3fd662aac8e23c9e52cc5a5629821f1036a102bbc954bf39412bf5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]     Checking bytes v1.0.1
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[INFO] [stderr]    Compiling rayon-core v1.9.1
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[INFO] [stderr]    Compiling futures-task v0.3.15
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[INFO] [stderr]    Compiling openssl v0.10.35
[INFO] [stderr]     Checking unicode-width v0.1.8
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[INFO] [stderr]    Compiling anyhow v1.0.41
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[INFO] [stderr]    Compiling num-traits v0.2.14
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[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling tokio v1.7.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling openssl-sys v0.9.65
[INFO] [stderr]    Compiling onig_sys v69.7.0
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]    Compiling unicase v2.6.0
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[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking encoding_rs v0.8.28
[INFO] [stderr]    Compiling pest v2.1.3
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[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]     Checking getopts v0.2.21
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[INFO] [stderr]    Compiling heck v0.3.3
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[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]     Checking yaml-rust v0.4.5
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[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking pretty_assertions v0.7.2
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
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[INFO] [stderr]    Compiling semver v0.11.0
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[INFO] [stderr]    Compiling rustc_version v0.3.3
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[INFO] [stderr]    Compiling rstest v0.10.0
[INFO] [stderr]     Checking rustls v0.19.1
[INFO] [stderr]     Checking webpki-roots v0.21.1
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[INFO] [stderr]     Checking fancy-regex v0.3.5
[INFO] [stderr]     Checking tokio-util v0.6.7
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.3.3
[INFO] [stderr]     Checking rustls-native-certs v0.5.0
[INFO] [stderr]    Compiling mdcat v0.22.4
[INFO] [stderr]     Checking ureq v2.1.1
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking tiff v0.6.1
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]     Checking onig v6.2.0
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]     Checking hyper v0.14.9
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling fehler-macros v1.0.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling argh_derive v0.1.5
[INFO] [stderr]     Checking thiserror v1.0.25
[INFO] [stderr]     Checking minus v3.4.0
[INFO] [stderr]     Checking hyper-tls v0.5.0
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[INFO] [stderr]     Checking serde v1.0.126
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking plist v1.1.0
[INFO] [stderr]     Checking bstr v0.2.16
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[INFO] [stderr]     Checking serde-hashkey v0.4.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking syntect v4.5.0
[INFO] [stderr]     Checking reqwest v0.11.4
[INFO] [stderr]     Checking filmreel v0.6.2
[INFO] [stderr]     Checking colored_json v2.1.0
[INFO] [stderr]     Checking prettytable-rs v0.8.0
[INFO] [stderr]     Checking darkroom v0.7.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.31s
[INFO] running `Command { std: "docker" "inspect" "3da47c487f3fd662aac8e23c9e52cc5a5629821f1036a102bbc954bf39412bf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3da47c487f3fd662aac8e23c9e52cc5a5629821f1036a102bbc954bf39412bf5", kill_on_drop: false }`
[INFO] [stdout] 3da47c487f3fd662aac8e23c9e52cc5a5629821f1036a102bbc954bf39412bf5