[INFO] cloning repository https://github.com/kazsaj/command-queue
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kazsaj/command-queue" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkazsaj%2Fcommand-queue", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkazsaj%2Fcommand-queue'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3cef2408c3e78d1a699ab40308fab0cc8e0c2598
[INFO] checking kazsaj/command-queue against try#ff4041081a39fb2e940a03a55f86a4ad0b37d26a for pr-80763
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkazsaj%2Fcommand-queue" "/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/kazsaj/command-queue on toolchain ff4041081a39fb2e940a03a55f86a4ad0b37d26a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff4041081a39fb2e940a03a55f86a4ad0b37d26a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kazsaj/command-queue
[INFO] finished tweaking git repo https://github.com/kazsaj/command-queue
[INFO] tweaked toml for git repo https://github.com/kazsaj/command-queue written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/kazsaj/command-queue already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff4041081a39fb2e940a03a55f86a4ad0b37d26a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ascii v0.9.2
[INFO] [stderr]   Downloaded redis v0.10.0
[INFO] [stderr]   Downloaded graceful v0.1.1
[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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+ff4041081a39fb2e940a03a55f86a4ad0b37d26a" "metadata" "--no-deps" "--format-version=1", 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] 83dd8dc7f10cf9ca7865180c6177e15a82792cb71647ed385cf4c39a28c5a782
[INFO] running `Command { std: "docker" "start" "-a" "83dd8dc7f10cf9ca7865180c6177e15a82792cb71647ed385cf4c39a28c5a782", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83dd8dc7f10cf9ca7865180c6177e15a82792cb71647ed385cf4c39a28c5a782", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83dd8dc7f10cf9ca7865180c6177e15a82792cb71647ed385cf4c39a28c5a782", kill_on_drop: false }`
[INFO] [stdout] 83dd8dc7f10cf9ca7865180c6177e15a82792cb71647ed385cf4c39a28c5a782
[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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+ff4041081a39fb2e940a03a55f86a4ad0b37d26a" "check" "--frozen" "--all" "--all-targets" "--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] 919897aea42450fa9d5ad7d22f225471faa5be31c06dbab48925a08ea2d85901
[INFO] running `Command { std: "docker" "start" "-a" "919897aea42450fa9d5ad7d22f225471faa5be31c06dbab48925a08ea2d85901", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking ascii v0.9.2
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]    Compiling redis v0.10.0
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]     Checking tokio-sync v0.1.6
[INFO] [stderr]     Checking tokio-executor v0.1.8
[INFO] [stderr]     Checking memchr v2.2.1
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]     Checking combine v3.8.1
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]    Compiling nix v0.7.0
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking graceful v0.1.1
[INFO] [stderr]     Checking command-queue v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.76s
[INFO] running `Command { std: "docker" "inspect" "919897aea42450fa9d5ad7d22f225471faa5be31c06dbab48925a08ea2d85901", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "919897aea42450fa9d5ad7d22f225471faa5be31c06dbab48925a08ea2d85901", kill_on_drop: false }`
[INFO] [stdout] 919897aea42450fa9d5ad7d22f225471faa5be31c06dbab48925a08ea2d85901