[INFO] cloning repository https://github.com/EarvinKayonga/iojcorefer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/EarvinKayonga/iojcorefer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEarvinKayonga%2Fiojcorefer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEarvinKayonga%2Fiojcorefer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3af6feeb8cae8659a54d1dc0fe0cd92ccaab9dff
[INFO] checking EarvinKayonga/iojcorefer against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEarvinKayonga%2Fiojcorefer" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/EarvinKayonga/iojcorefer on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/EarvinKayonga/iojcorefer
[INFO] finished tweaking git repo https://github.com/EarvinKayonga/iojcorefer
[INFO] tweaked toml for git repo https://github.com/EarvinKayonga/iojcorefer written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/EarvinKayonga/iojcorefer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e0be2db99cf4bc6b38651c19021c43a9eb1af26a8f9c6e95ca3435585a849b1
[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" "7e0be2db99cf4bc6b38651c19021c43a9eb1af26a8f9c6e95ca3435585a849b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e0be2db99cf4bc6b38651c19021c43a9eb1af26a8f9c6e95ca3435585a849b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e0be2db99cf4bc6b38651c19021c43a9eb1af26a8f9c6e95ca3435585a849b1", kill_on_drop: false }`
[INFO] [stdout] 7e0be2db99cf4bc6b38651c19021c43a9eb1af26a8f9c6e95ca3435585a849b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98ad45f62d59ae068fd926c77ba23d57cd2642c47c9d58331de91649f1b39ed9
[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" "98ad45f62d59ae068fd926c77ba23d57cd2642c47c9d58331de91649f1b39ed9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]     Checking either v1.6.0
[INFO] [stderr]     Checking tower-service v0.1.0
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking brotli-sys v0.3.2
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]     Checking ghash v0.2.3
[INFO] [stderr]     Checking resolv-conf v0.6.3
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking combine v3.8.1
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]     Checking aes-gcm v0.5.0
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking cookie v0.11.3
[INFO] [stderr]     Checking scheduled-thread-pool v0.2.5
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking r2d2 v0.8.9
[INFO] [stderr]     Checking flate2 v1.0.17
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-uds v0.2.7
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-signal v0.2.9
[INFO] [stderr]     Checking rusty_ulid v0.4.1
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling v_escape_derive v0.5.6
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking v_escape v0.7.4
[INFO] [stderr]     Checking v_htmlescape v0.4.5
[INFO] [stderr]     Checking trust-dns-proto v0.6.3
[INFO] [stderr]     Checking trust-dns-proto v0.5.0
[INFO] [stderr]     Checking redis v0.12.0
[INFO] [stderr]     Checking trust-dns-resolver v0.10.3
[INFO] [stderr]     Checking r2d2_redis v0.11.0
[INFO] [stderr]     Checking actix v0.7.9
[INFO] [stderr]     Checking actix-net v0.2.6
[INFO] [stderr]     Checking actix-web v0.7.19
[INFO] [stderr]     Checking iojcorefer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 22s
[INFO] running `Command { std: "docker" "inspect" "98ad45f62d59ae068fd926c77ba23d57cd2642c47c9d58331de91649f1b39ed9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98ad45f62d59ae068fd926c77ba23d57cd2642c47c9d58331de91649f1b39ed9", kill_on_drop: false }`
[INFO] [stdout] 98ad45f62d59ae068fd926c77ba23d57cd2642c47c9d58331de91649f1b39ed9