[INFO] fetching crate capricorn 0.1.93...
[INFO] checking capricorn-0.1.93 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate capricorn 0.1.93 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate capricorn 0.1.93 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate capricorn 0.1.93
[INFO] finished tweaking crates.io crate capricorn 0.1.93
[INFO] tweaked toml for crates.io crate capricorn 0.1.93 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nipper v0.1.9
[INFO] [stderr]   Downloaded derive_more v0.99.16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] adc8e49d3fab0e2a81688c539c7d1e3dee1147b601059283621c722c60c77406
[INFO] running `Command { std: "docker" "start" "-a" "adc8e49d3fab0e2a81688c539c7d1e3dee1147b601059283621c722c60c77406", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "adc8e49d3fab0e2a81688c539c7d1e3dee1147b601059283621c722c60c77406", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adc8e49d3fab0e2a81688c539c7d1e3dee1147b601059283621c722c60c77406", kill_on_drop: false }`
[INFO] [stdout] adc8e49d3fab0e2a81688c539c7d1e3dee1147b601059283621c722c60c77406
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b7826b786b3d7dc2cdeb67952727ed10cee02ff5706d64f4fad9f66fe137b76
[INFO] running `Command { std: "docker" "start" "-a" "7b7826b786b3d7dc2cdeb67952727ed10cee02ff5706d64f4fad9f66fe137b76", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling siphasher v0.3.5
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking gimli v0.24.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking rustc-demangle v0.1.20
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking thin-slice v0.1.1
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]     Checking dtoa-short v0.3.3
[INFO] [stderr]     Checking servo_arc v0.1.1
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking tendril v0.4.2
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking object v0.25.3
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking plotters v0.3.1
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]    Compiling selectors v0.22.0
[INFO] [stderr]    Compiling markup5ever v0.10.1
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking addr2line v0.15.2
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling cssparser v0.27.2
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]    Compiling cssparser-macros v0.6.0
[INFO] [stderr]    Compiling derive_more v0.99.16
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking exitfailure v0.5.1
[INFO] [stderr]     Checking clap-verbosity-flag v0.2.0
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking string_cache v0.8.1
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking serde_yaml v0.8.17
[INFO] [stderr]     Checking globset v0.4.8
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking ignore v0.4.18
[INFO] [stderr]     Checking criterion v0.3.4
[INFO] [stderr]     Checking globwalk v0.3.1
[INFO] [stderr]     Checking quicli v0.4.0
[INFO] [stderr]     Checking nipper v0.1.9
[INFO] [stderr]     Checking capricorn v0.1.93 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.69s
[INFO] running `Command { std: "docker" "inspect" "7b7826b786b3d7dc2cdeb67952727ed10cee02ff5706d64f4fad9f66fe137b76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b7826b786b3d7dc2cdeb67952727ed10cee02ff5706d64f4fad9f66fe137b76", kill_on_drop: false }`
[INFO] [stdout] 7b7826b786b3d7dc2cdeb67952727ed10cee02ff5706d64f4fad9f66fe137b76