[INFO] cloning repository https://github.com/softprops/splint
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/softprops/splint" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoftprops%2Fsplint", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoftprops%2Fsplint'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c25e399e58004e2175fb9a42fba572e0d9ab61f5
[INFO] checking softprops/splint against master#3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 for pr-65819
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsoftprops%2Fsplint" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/softprops/splint on toolchain 3aedcf06b73fc36feeebca3d579e1d2a6c40acc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/softprops/splint
[INFO] finished tweaking git repo https://github.com/softprops/splint
[INFO] tweaked toml for git repo https://github.com/softprops/splint written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/softprops/splint already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/jobserver:/tmp/crater-runner-fifo:rw,Z" "-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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 50fdfc5fc1086282825e5de623fbba4534d57641812ca6a759f57695ea9c27c5
[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" "50fdfc5fc1086282825e5de623fbba4534d57641812ca6a759f57695ea9c27c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50fdfc5fc1086282825e5de623fbba4534d57641812ca6a759f57695ea9c27c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50fdfc5fc1086282825e5de623fbba4534d57641812ca6a759f57695ea9c27c5", kill_on_drop: false }`
[INFO] [stdout] 50fdfc5fc1086282825e5de623fbba4534d57641812ca6a759f57695ea9c27c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/jobserver:/tmp/crater-runner-fifo:rw,Z" "-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" "RUSTUP_TOOLCHAIN=3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "-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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/tmp/crater-runner-fifo/jobserver-crater-fwd" "/opt/rustwide/cargo-home/bin/cargo" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81dafd63c423168321c6d8112d9851903776bcdc089b5553b5181f935d8a076c
[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" "81dafd63c423168321c6d8112d9851903776bcdc089b5553b5181f935d8a076c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.4
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking untrusted v0.7.0
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]    Compiling winapi v0.3.8
[INFO] [stderr]     Checking dtoa v0.4.4
[INFO] [stderr]    Compiling encoding_rs v0.8.20
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling strum v0.9.0
[INFO] [stderr]     Checking rgb v0.8.14
[INFO] [stderr]     Checking opaque_typedef v0.0.3
[INFO] [stderr]     Checking try_from v0.3.2
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling ring v0.16.9
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]    Compiling unicase v2.5.1
[INFO] [stderr]     Checking tokio-sync v0.1.6
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]     Checking yaml-rust v0.4.3
[INFO] [stderr]     Checking miniz_oxide v0.3.2
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking tokio-executor v0.1.8
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking tokio-current-thread v0.1.6
[INFO] [stderr]     Checking tokio-timer v0.2.11
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking lincolns v0.1.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking flate2 v1.0.11
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking num-integer v0.1.41
[INFO] [stderr]     Checking backtrace v0.3.37
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking webpki v0.21.0
[INFO] [stderr]    Compiling mime_guess v2.0.1
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking http v0.1.18
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]     Checking error-chain v0.12.1
[INFO] [stderr]     Checking ct-logs v0.6.0
[INFO] [stderr]     Checking rustls v0.16.0
[INFO] [stderr]     Checking webpki-roots v0.17.0
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling strum_macros v0.9.1
[INFO] [stderr]    Compiling serde_derive v1.0.101
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking winconsole v0.10.0
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking publicsuffix v1.5.3
[INFO] [stderr]    Compiling structopt-derive v0.3.2
[INFO] [stderr]     Checking tokio-rustls v0.10.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling opaque_typedef_macros v0.0.3
[INFO] [stderr]     Checking colored v1.8.0
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking tokio-threadpool v0.1.15
[INFO] [stderr]     Checking structopt v0.3.2
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking hyper-rustls v0.17.1
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking iri-string v0.1.1
[INFO] [stderr]     Checking serde_yaml v0.8.9
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking json-pointer v0.3.2
[INFO] [stderr]     Checking reqwest v0.9.20
[INFO] [stderr]     Checking jsonschema-valid v0.2.0
[INFO] [stderr]     Checking splint v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 16s
[INFO] running `Command { std: "docker" "inspect" "81dafd63c423168321c6d8112d9851903776bcdc089b5553b5181f935d8a076c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81dafd63c423168321c6d8112d9851903776bcdc089b5553b5181f935d8a076c", kill_on_drop: false }`
[INFO] [stdout] 81dafd63c423168321c6d8112d9851903776bcdc089b5553b5181f935d8a076c