[INFO] fetching crate ddo 0.3.9...
[INFO] checking ddo-0.3.9 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate ddo 0.3.9 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate ddo 0.3.9 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ddo 0.3.9
[INFO] finished tweaking crates.io crate ddo 0.3.9
[INFO] tweaked toml for crates.io crate ddo 0.3.9 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate ddo 0.3.9 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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 binary-heap-plus v0.4.0
[INFO] [stderr]   Downloaded bitset-fixed v0.1.0
[INFO] [stderr]   Downloaded metrohash v1.0.6
[INFO] [stderr]   Downloaded mock-it v0.3.0
[INFO] [stderr]   Downloaded compare v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9266467941d425d4717057b96a3221f029a48020dfb23bcb3b45f1f9894c3033
[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" "9266467941d425d4717057b96a3221f029a48020dfb23bcb3b45f1f9894c3033", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9266467941d425d4717057b96a3221f029a48020dfb23bcb3b45f1f9894c3033", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9266467941d425d4717057b96a3221f029a48020dfb23bcb3b45f1f9894c3033", kill_on_drop: false }`
[INFO] [stdout] 9266467941d425d4717057b96a3221f029a48020dfb23bcb3b45f1f9894c3033
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 298d16a723126b3c71850f8a13c4d7fa8c7637bd6ed09f14abfbe8ba8d19cba8
[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" "298d16a723126b3c71850f8a13c4d7fa8c7637bd6ed09f14abfbe8ba8d19cba8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling const_fn v0.4.4
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking smallvec v1.5.0
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking compare v0.1.0
[INFO] [stderr]     Checking metrohash v1.0.6
[INFO] [stderr]     Checking bitset-fixed v0.1.0
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking mock-it v0.3.0
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking crossbeam-queue v0.3.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]     Checking binary-heap-plus v0.4.0
[INFO] [stderr]    Compiling syn v1.0.53
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking crossbeam-epoch v0.9.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking parking_lot_core v0.8.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking crossbeam v0.8.0
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking ddo v0.3.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.01s
[INFO] running `Command { std: "docker" "inspect" "298d16a723126b3c71850f8a13c4d7fa8c7637bd6ed09f14abfbe8ba8d19cba8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "298d16a723126b3c71850f8a13c4d7fa8c7637bd6ed09f14abfbe8ba8d19cba8", kill_on_drop: false }`
[INFO] [stdout] 298d16a723126b3c71850f8a13c4d7fa8c7637bd6ed09f14abfbe8ba8d19cba8