[INFO] cloning repository https://github.com/heycam/wg-tracker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/heycam/wg-tracker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fheycam%2Fwg-tracker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fheycam%2Fwg-tracker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 823b6624fb63268d53241e624042fe1510d7c215
[INFO] checking heycam/wg-tracker against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fheycam%2Fwg-tracker" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/heycam/wg-tracker on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/heycam/wg-tracker
[INFO] finished tweaking git repo https://github.com/heycam/wg-tracker
[INFO] tweaked toml for git repo https://github.com/heycam/wg-tracker written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/heycam/wg-tracker already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded graphql_query_derive v0.7.0
[INFO] [stderr]   Downloaded graphql-parser v0.2.2
[INFO] [stderr]   Downloaded graphql_client_codegen v0.7.0
[INFO] [stderr]   Downloaded typetag v0.1.2
[INFO] [stderr]   Downloaded graphql_client v0.7.0
[INFO] [stderr]   Downloaded reqwest v0.9.15
[INFO] [stderr]   Downloaded typetag-impl v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e85311bbe076317fdb502d1d34b934bf0428136ba69d215b43fb4f0913693697
[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" "e85311bbe076317fdb502d1d34b934bf0428136ba69d215b43fb4f0913693697", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e85311bbe076317fdb502d1d34b934bf0428136ba69d215b43fb4f0913693697", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e85311bbe076317fdb502d1d34b934bf0428136ba69d215b43fb4f0913693697", kill_on_drop: false }`
[INFO] [stdout] e85311bbe076317fdb502d1d34b934bf0428136ba69d215b43fb4f0913693697
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 100e4ae0cf9a9b6b19e6846756de77685edf422888df9359439455ce6dc0ff2c
[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" "100e4ae0cf9a9b6b19e6846756de77685edf422888df9359439455ce6dc0ff2c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.31
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling serde v1.0.90
[INFO] [stderr]    Compiling cc v1.0.35
[INFO] [stderr]     Checking cfg-if v0.1.7
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]     Checking smallvec v0.6.9
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.14
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]    Compiling pulldown-cmark v0.2.0
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling remove_dir_all v0.5.1
[INFO] [stderr]    Compiling httparse v1.3.3
[INFO] [stderr]    Compiling openssl v0.10.20
[INFO] [stderr]    Compiling same-file v1.0.4
[INFO] [stderr]    Compiling ascii v0.9.1
[INFO] [stderr]    Compiling bytecount v0.4.0
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]     Checking string v0.1.3
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking dtoa v0.4.3
[INFO] [stderr]     Checking rand_jitter v0.1.3
[INFO] [stderr]    Compiling unicase v2.3.0
[INFO] [stderr]     Checking tokio-sync v0.1.4
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking try_from v0.3.2
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking tokio-trace-core v0.1.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]     Checking regex-syntax v0.6.6
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling walkdir v2.2.7
[INFO] [stderr]     Checking miniz_oxide v0.2.1
[INFO] [stderr]    Compiling libc v0.2.51
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling backtrace v0.3.15
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking want v0.0.6
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]     Checking encoding_rs v0.8.17
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking tokio-executor v0.1.7
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]     Checking tokio-current-thread v0.1.6
[INFO] [stderr]     Checking tokio-timer v0.2.10
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]     Checking aho-corasick v0.7.3
[INFO] [stderr]    Compiling combine v3.8.1
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking mime v0.3.13
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling miniz_oxide_c_api v0.2.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking http v0.1.17
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking flate2 v1.0.7
[INFO] [stderr]     Checking regex v1.1.6
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]     Checking tokio-threadpool v0.1.13
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking cookie v0.11.0
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]    Compiling error-chain v0.12.0
[INFO] [stderr]     Checking publicsuffix v1.5.2
[INFO] [stderr]     Checking h2 v0.1.18
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling inventory-impl v0.1.3
[INFO] [stderr]    Compiling ctor v0.1.9
[INFO] [stderr]    Compiling ghost v0.1.0
[INFO] [stderr]    Compiling typetag-impl v0.1.2
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]     Checking inventory v0.1.3
[INFO] [stderr]    Compiling graphql-parser v0.2.2
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking erased-serde v0.3.9
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking toml v0.5.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking typetag v0.1.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling openssl-sys v0.9.43
[INFO] [stderr]     Checking cookie_store v0.5.1
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]    Compiling cargo_metadata v0.6.4
[INFO] [stderr]    Compiling graphql_client_codegen v0.7.0
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]    Compiling skeptic v0.13.4
[INFO] [stderr]     Checking tokio v0.1.18
[INFO] [stderr]     Checking hyper v0.12.27
[INFO] [stderr]    Compiling graphql_client v0.7.0
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking reqwest v0.9.15
[INFO] [stderr]    Compiling graphql_query_derive v0.7.0
[INFO] [stderr]     Checking wg-tracker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `lockfile`
[INFO] [stdout]   --> src/tracker.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     lockfile: Option<File>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `lockfile`
[INFO] [stdout]   --> src/tracker.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     lockfile: Option<File>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 46s
[INFO] running `Command { std: "docker" "inspect" "100e4ae0cf9a9b6b19e6846756de77685edf422888df9359439455ce6dc0ff2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "100e4ae0cf9a9b6b19e6846756de77685edf422888df9359439455ce6dc0ff2c", kill_on_drop: false }`
[INFO] [stdout] 100e4ae0cf9a9b6b19e6846756de77685edf422888df9359439455ce6dc0ff2c