[INFO] fetching crate run-in-roblox 0.3.0...
[INFO] checking run-in-roblox-0.3.0 against beta for pr-78714
[INFO] extracting crate run-in-roblox 0.3.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate run-in-roblox 0.3.0 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 crates.io crate run-in-roblox 0.3.0
[INFO] finished tweaking crates.io crate run-in-roblox 0.3.0
[INFO] tweaked toml for crates.io crate run-in-roblox 0.3.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate run-in-roblox 0.3.0 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] a8531d9319269e9b37b751bcd8a74ebfcab84f611ddcf616c6a6ed458861635c
[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" "a8531d9319269e9b37b751bcd8a74ebfcab84f611ddcf616c6a6ed458861635c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a8531d9319269e9b37b751bcd8a74ebfcab84f611ddcf616c6a6ed458861635c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8531d9319269e9b37b751bcd8a74ebfcab84f611ddcf616c6a6ed458861635c", kill_on_drop: false }`
[INFO] [stdout] a8531d9319269e9b37b751bcd8a74ebfcab84f611ddcf616c6a6ed458861635c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0573f07e5f35d295c3670f20f3a496bd6b246039293055d27e58d8813c6d84a6
[INFO] running `Command { std: "docker" "start" "-a" "0573f07e5f35d295c3670f20f3a496bd6b246039293055d27e58d8813c6d84a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]    Compiling rustc-demangle v0.1.15
[INFO] [stderr]    Compiling syn v0.15.43
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling bytecount v0.4.0
[INFO] [stderr]     Checking regex-syntax v0.6.11
[INFO] [stderr]     Checking fs-err v2.3.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling lz4-sys v1.8.3
[INFO] [stderr]     Checking tokio-executor v0.1.8
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking getrandom v0.1.8
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]    Compiling pulldown-cmark v0.2.0
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling snafu-derive v0.6.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.14
[INFO] [stderr]     Checking tokio-current-thread v0.1.6
[INFO] [stderr]     Checking tokio-timer v0.2.11
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking serde_json v1.0.51
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking http v0.1.18
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking roblox_install v0.2.2
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling backtrace v0.3.34
[INFO] [stderr]     Checking regex v1.2.1
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking thiserror v1.0.14
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]     Checking snafu v0.6.6
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling structopt-derive v0.4.6
[INFO] [stderr]    Compiling serde_repr v0.1.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[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 structopt v0.3.13
[INFO] [stderr]     Checking rbx_dom_weak v1.10.1
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling cargo_metadata v0.6.4
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking tokio-threadpool v0.1.15
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]    Compiling skeptic v0.13.4
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking rbx_reflection v3.3.418
[INFO] [stderr]    Compiling lz4 v1.23.1
[INFO] [stderr]     Checking rbx_xml v0.11.4
[INFO] [stderr]     Checking rbx_binary v0.5.0
[INFO] [stderr]     Checking run-in-roblox v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 29s
[INFO] running `Command { std: "docker" "inspect" "0573f07e5f35d295c3670f20f3a496bd6b246039293055d27e58d8813c6d84a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0573f07e5f35d295c3670f20f3a496bd6b246039293055d27e58d8813c6d84a6", kill_on_drop: false }`
[INFO] [stdout] 0573f07e5f35d295c3670f20f3a496bd6b246039293055d27e58d8813c6d84a6