[INFO] fetching crate dcmdump 0.4.0...
[INFO] testing dcmdump-0.4.0 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate dcmdump 0.4.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate dcmdump 0.4.0 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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-7/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded byteordered v0.5.0
[INFO] [stderr]   Downloaded dicom-transfer-syntax-registry v0.4.0
[INFO] [stderr]   Downloaded dicom v0.4.0
[INFO] [stderr]   Downloaded dicom-core v0.4.0
[INFO] [stderr]   Downloaded dicom-encoding v0.4.0
[INFO] [stderr]   Downloaded dicom-object v0.4.0
[INFO] [stderr]   Downloaded dicom-parser v0.4.0
[INFO] [stderr]   Downloaded dicom-dictionary-std v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 95b91ecad21a068bf494d8497d7d7c603fbcccec287bdca9cce4925497cfe50c
[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" "95b91ecad21a068bf494d8497d7d7c603fbcccec287bdca9cce4925497cfe50c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95b91ecad21a068bf494d8497d7d7c603fbcccec287bdca9cce4925497cfe50c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95b91ecad21a068bf494d8497d7d7c603fbcccec287bdca9cce4925497cfe50c", kill_on_drop: false }`
[INFO] [stdout] 95b91ecad21a068bf494d8497d7d7c603fbcccec287bdca9cce4925497cfe50c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6fb94bea1a0c9328b1cdc4683c6ecf53d3181be357fa6b101fbfcd442fa9ad5
[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" "f6fb94bea1a0c9328b1cdc4683c6ecf53d3181be357fa6b101fbfcd442fa9ad5", kill_on_drop: false }`
[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]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling gimli v0.23.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.18
[INFO] [stderr]    Compiling object v0.23.0
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling safe-transmute v0.11.1
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling itertools v0.10.0
[INFO] [stderr]    Compiling byteordered v0.5.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling term_size v0.3.2
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling addr2line v0.14.1
[INFO] [stderr]    Compiling backtrace v0.3.57
[INFO] [stderr]    Compiling snafu-derive v0.6.10
[INFO] [stderr]    Compiling ghost v0.1.2
[INFO] [stderr]    Compiling inventory-impl v0.1.10
[INFO] [stderr]    Compiling ctor v0.1.20
[INFO] [stderr]    Compiling inventory v0.1.10
[INFO] [stderr]    Compiling snafu v0.6.10
[INFO] [stderr]    Compiling dicom-core v0.4.0
[INFO] [stderr]    Compiling dicom-dictionary-std v0.4.0
[INFO] [stderr]    Compiling dicom-encoding v0.4.0
[INFO] [stderr]    Compiling dicom-transfer-syntax-registry v0.4.0
[INFO] [stderr]    Compiling dicom-parser v0.4.0
[INFO] [stderr]    Compiling dicom-object v0.4.0
[INFO] [stderr]    Compiling dicom v0.4.0
[INFO] [stderr]    Compiling dcmdump v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.22s
[INFO] running `Command { std: "docker" "inspect" "f6fb94bea1a0c9328b1cdc4683c6ecf53d3181be357fa6b101fbfcd442fa9ad5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6fb94bea1a0c9328b1cdc4683c6ecf53d3181be357fa6b101fbfcd442fa9ad5", kill_on_drop: false }`
[INFO] [stdout] f6fb94bea1a0c9328b1cdc4683c6ecf53d3181be357fa6b101fbfcd442fa9ad5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f18348f93a1a324dcfc27c38f7edf16cb18db86e7a7edc9f7a5d2faa4ee138dc
[INFO] running `Command { std: "docker" "start" "-a" "f18348f93a1a324dcfc27c38f7edf16cb18db86e7a7edc9f7a5d2faa4ee138dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling dcmdump v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "f18348f93a1a324dcfc27c38f7edf16cb18db86e7a7edc9f7a5d2faa4ee138dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f18348f93a1a324dcfc27c38f7edf16cb18db86e7a7edc9f7a5d2faa4ee138dc", kill_on_drop: false }`
[INFO] [stdout] f18348f93a1a324dcfc27c38f7edf16cb18db86e7a7edc9f7a5d2faa4ee138dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 94b3b7c4f19645741661211c4527196370454e2f1f85c2bcefe964573789738a
[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" "94b3b7c4f19645741661211c4527196370454e2f1f85c2bcefe964573789738a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dcmdump-9e7694e588300d17)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "94b3b7c4f19645741661211c4527196370454e2f1f85c2bcefe964573789738a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94b3b7c4f19645741661211c4527196370454e2f1f85c2bcefe964573789738a", kill_on_drop: false }`
[INFO] [stdout] 94b3b7c4f19645741661211c4527196370454e2f1f85c2bcefe964573789738a