[INFO] cloning repository https://github.com/addy/feedbacker-api
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/addy/feedbacker-api" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faddy%2Ffeedbacker-api", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faddy%2Ffeedbacker-api'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b21b3e1bb737411bdba62a1f09c7c501e0c40e22
[INFO] checking addy/feedbacker-api against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faddy%2Ffeedbacker-api" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/addy/feedbacker-api 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/addy/feedbacker-api
[INFO] finished tweaking git repo https://github.com/addy/feedbacker-api
[INFO] tweaked toml for git repo https://github.com/addy/feedbacker-api written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/addy/feedbacker-api 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] dc5ecec9a9d5660f95c54c2e0934f62ab8bb172f59ec5eb38bd7d256af3e9b0e
[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" "dc5ecec9a9d5660f95c54c2e0934f62ab8bb172f59ec5eb38bd7d256af3e9b0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc5ecec9a9d5660f95c54c2e0934f62ab8bb172f59ec5eb38bd7d256af3e9b0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc5ecec9a9d5660f95c54c2e0934f62ab8bb172f59ec5eb38bd7d256af3e9b0e", kill_on_drop: false }`
[INFO] [stdout] dc5ecec9a9d5660f95c54c2e0934f62ab8bb172f59ec5eb38bd7d256af3e9b0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 322ac0e09878e989511badca199e7b1834fe79cad4834ff1169746c7d27ed81c
[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" "322ac0e09878e989511badca199e7b1834fe79cad4834ff1169746c7d27ed81c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]     Checking opaque-debug v0.2.2
[INFO] [stderr]     Checking urlencoding v1.0.0
[INFO] [stderr]     Checking tokio-executor v0.1.8
[INFO] [stderr]     Checking block-padding v0.1.4
[INFO] [stderr]     Checking typenum v1.10.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking input_buffer v0.2.0
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking headers-core v0.1.1
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking tokio-threadpool v0.1.15
[INFO] [stderr]     Checking tokio-timer v0.2.11
[INFO] [stderr]     Checking tokio-current-thread v0.1.6
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking sha-1 v0.8.1
[INFO] [stderr]     Checking tungstenite v0.8.1
[INFO] [stderr]     Checking hyper v0.12.33
[INFO] [stderr]    Compiling headers-derive v0.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.94
[INFO] [stderr]     Checking headers v0.2.1
[INFO] [stderr]     Checking warp v0.1.17
[INFO] [stderr]     Checking feedbacker-api v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.30s
[INFO] running `Command { std: "docker" "inspect" "322ac0e09878e989511badca199e7b1834fe79cad4834ff1169746c7d27ed81c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "322ac0e09878e989511badca199e7b1834fe79cad4834ff1169746c7d27ed81c", kill_on_drop: false }`
[INFO] [stdout] 322ac0e09878e989511badca199e7b1834fe79cad4834ff1169746c7d27ed81c