[INFO] fetching crate dicom-object 0.3.0...
[INFO] checking dicom-object-0.3.0 against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] extracting crate dicom-object 0.3.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate dicom-object 0.3.0 on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dicom-object 0.3.0
[INFO] finished tweaking crates.io crate dicom-object 0.3.0
[INFO] tweaked toml for crates.io crate dicom-object 0.3.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dicom-test-files v0.2.0
[INFO] [stderr]   Downloaded dicom-parser v0.3.1
[INFO] [stderr]   Downloaded dicom-transfer-syntax-registry v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ff81480fabedb20b0f13e16d20a21be02a1c4bf9debd1fbce3e8f68b9ee0ac88
[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" "ff81480fabedb20b0f13e16d20a21be02a1c4bf9debd1fbce3e8f68b9ee0ac88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff81480fabedb20b0f13e16d20a21be02a1c4bf9debd1fbce3e8f68b9ee0ac88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff81480fabedb20b0f13e16d20a21be02a1c4bf9debd1fbce3e8f68b9ee0ac88", kill_on_drop: false }`
[INFO] [stdout] ff81480fabedb20b0f13e16d20a21be02a1c4bf9debd1fbce3e8f68b9ee0ac88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69254eb60a62545e20899d14b604a8a9d5b7021a11c45066ca93e92bdab7637d
[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" "69254eb60a62545e20899d14b604a8a9d5b7021a11c45066ca93e92bdab7637d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking safe-transmute v0.11.0
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking chunked_transfer v1.3.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling standback v0.2.13
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling time v0.2.23
[INFO] [stderr]    Compiling cookie v0.14.3
[INFO] [stderr]     Checking qstring v0.7.2
[INFO] [stderr]    Compiling syn v1.0.50
[INFO] [stderr]     Checking publicsuffix v1.5.4
[INFO] [stderr]     Checking byteordered v0.5.0
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking ring v0.16.16
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking webpki v0.21.3
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking rustls v0.18.1
[INFO] [stderr]     Checking webpki-roots v0.20.0
[INFO] [stderr]    Compiling snafu-derive v0.6.9
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking snafu v0.6.9
[INFO] [stderr]     Checking dicom-core v0.3.0
[INFO] [stderr]     Checking dicom-dictionary-std v0.3.0
[INFO] [stderr]     Checking dicom-encoding v0.3.0
[INFO] [stderr]     Checking dicom-transfer-syntax-registry v0.3.0
[INFO] [stderr]     Checking dicom-parser v0.3.1
[INFO] [stderr]     Checking serde v1.0.117
[INFO] [stderr]     Checking dicom-object v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking cookie_store v0.12.0
[INFO] [stderr]     Checking ureq v1.5.2
[INFO] [stderr]     Checking dicom-test-files v0.2.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `Command { std: "docker" "inspect" "69254eb60a62545e20899d14b604a8a9d5b7021a11c45066ca93e92bdab7637d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69254eb60a62545e20899d14b604a8a9d5b7021a11c45066ca93e92bdab7637d", kill_on_drop: false }`
[INFO] [stdout] 69254eb60a62545e20899d14b604a8a9d5b7021a11c45066ca93e92bdab7637d