[INFO] fetching crate dcmdump 0.4.0...
[INFO] checking dcmdump-0.4.0 against master#0a8629bff642c3c3b84bb644c0099194f063b627 for pr-86231
[INFO] extracting crate dcmdump 0.4.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate dcmdump 0.4.0 on toolchain 0a8629bff642c3c3b84bb644c0099194f063b627
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dcmdump 0.4.0
[INFO] finished tweaking crates.io crate dcmdump 0.4.0
[INFO] tweaked toml for crates.io crate dcmdump 0.4.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate dcmdump 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2bbb901f8a94a8b30a7841ad67190e3dbdd76ae62969d1e7ea174c7a46144c46
[INFO] running `Command { std: "docker" "start" "-a" "2bbb901f8a94a8b30a7841ad67190e3dbdd76ae62969d1e7ea174c7a46144c46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2bbb901f8a94a8b30a7841ad67190e3dbdd76ae62969d1e7ea174c7a46144c46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bbb901f8a94a8b30a7841ad67190e3dbdd76ae62969d1e7ea174c7a46144c46", kill_on_drop: false }`
[INFO] [stdout] 2bbb901f8a94a8b30a7841ad67190e3dbdd76ae62969d1e7ea174c7a46144c46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1e9d74e7c4306e27c48246c658f5d7dc5dff942594dcf819ff7eb9e9d2a95f9
[INFO] running `Command { std: "docker" "start" "-a" "c1e9d74e7c4306e27c48246c658f5d7dc5dff942594dcf819ff7eb9e9d2a95f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling syn v1.0.70
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking object v0.23.0
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling inventory v0.1.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking safe-transmute v0.11.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]     Checking itertools v0.10.0
[INFO] [stderr]     Checking byteordered v0.5.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking encoding v0.2.33
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking addr2line v0.14.1
[INFO] [stderr]     Checking backtrace v0.3.57
[INFO] [stderr]    Compiling snafu-derive v0.6.10
[INFO] [stderr]    Compiling ctor v0.1.20
[INFO] [stderr]    Compiling ghost v0.1.2
[INFO] [stderr]    Compiling inventory-impl v0.1.10
[INFO] [stderr]     Checking snafu v0.6.10
[INFO] [stderr]     Checking dicom-core v0.4.0
[INFO] [stderr]     Checking dicom-dictionary-std v0.4.0
[INFO] [stderr]     Checking dicom-encoding v0.4.0
[INFO] [stderr]     Checking dicom-parser v0.4.0
[INFO] [stderr]     Checking dicom-transfer-syntax-registry v0.4.0
[INFO] [stderr]     Checking dicom-object v0.4.0
[INFO] [stderr]     Checking dicom v0.4.0
[INFO] [stderr]     Checking dcmdump v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.27s
[INFO] running `Command { std: "docker" "inspect" "c1e9d74e7c4306e27c48246c658f5d7dc5dff942594dcf819ff7eb9e9d2a95f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1e9d74e7c4306e27c48246c658f5d7dc5dff942594dcf819ff7eb9e9d2a95f9", kill_on_drop: false }`
[INFO] [stdout] c1e9d74e7c4306e27c48246c658f5d7dc5dff942594dcf819ff7eb9e9d2a95f9