[INFO] fetching crate dcmdump 0.2.0...
[INFO] checking dcmdump-0.2.0 against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] extracting crate dcmdump 0.2.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate dcmdump 0.2.0 on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dcmdump 0.2.0
[INFO] finished tweaking crates.io crate dcmdump 0.2.0
[INFO] tweaked toml for crates.io crate dcmdump 0.2.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate dcmdump 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded inventory-impl v0.1.6
[INFO] [stderr]   Downloaded inventory v0.1.6
[INFO] [stderr]   Downloaded dicom-core v0.2.0
[INFO] [stderr]   Downloaded dicom v0.2.0
[INFO] [stderr]   Downloaded byteordered v0.5.0
[INFO] [stderr]   Downloaded dicom-transfer-syntax-registry v0.2.0
[INFO] [stderr]   Downloaded dicom-dictionary-std v0.2.0
[INFO] [stderr]   Downloaded dicom-object v0.2.0
[INFO] [stderr]   Downloaded dicom-encoding v0.2.0
[INFO] [stderr]   Downloaded dicom-parser v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9979cc53ed4a5e6d0032c3404a5cca78c1b47a0ce71803dc8dca746f5abfac30
[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" "9979cc53ed4a5e6d0032c3404a5cca78c1b47a0ce71803dc8dca746f5abfac30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9979cc53ed4a5e6d0032c3404a5cca78c1b47a0ce71803dc8dca746f5abfac30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9979cc53ed4a5e6d0032c3404a5cca78c1b47a0ce71803dc8dca746f5abfac30", kill_on_drop: false }`
[INFO] [stdout] 9979cc53ed4a5e6d0032c3404a5cca78c1b47a0ce71803dc8dca746f5abfac30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e6e0f90571e2a981260595674873e25bc7cde95bf4728469ab29059d8df46f7
[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" "1e6e0f90571e2a981260595674873e25bc7cde95bf4728469ab29059d8df46f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]    Compiling syn v1.0.23
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling inventory v0.1.6
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking encoding v0.2.33
[INFO] [stderr]     Checking byteordered v0.5.0
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking dicom-core v0.2.0
[INFO] [stderr]     Checking dicom-dictionary-std v0.2.0
[INFO] [stderr]    Compiling ghost v0.1.1
[INFO] [stderr]    Compiling ctor v0.1.14
[INFO] [stderr]    Compiling inventory-impl v0.1.6
[INFO] [stderr]     Checking dicom-encoding v0.2.0
[INFO] [stderr]     Checking dicom-transfer-syntax-registry v0.2.0
[INFO] [stderr]     Checking dicom-parser v0.2.0
[INFO] [stderr]     Checking dicom-object v0.2.0
[INFO] [stderr]     Checking dicom v0.2.0
[INFO] [stderr]     Checking dcmdump v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.26s
[INFO] running `Command { std: "docker" "inspect" "1e6e0f90571e2a981260595674873e25bc7cde95bf4728469ab29059d8df46f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e6e0f90571e2a981260595674873e25bc7cde95bf4728469ab29059d8df46f7", kill_on_drop: false }`
[INFO] [stdout] 1e6e0f90571e2a981260595674873e25bc7cde95bf4728469ab29059d8df46f7