[INFO] cloning repository https://github.com/saresend/Hacktech-2018
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/saresend/Hacktech-2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaresend%2FHacktech-2018", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaresend%2FHacktech-2018'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1519ff5e2fb64c689c2e9e9a008bf9668cb64b58
[INFO] checking saresend/Hacktech-2018 against try#55b3f428b4fac6790b1e8492e0b91ff2d80aec7c for pr-77035
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaresend%2FHacktech-2018" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/saresend/Hacktech-2018 on toolchain 55b3f428b4fac6790b1e8492e0b91ff2d80aec7c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/saresend/Hacktech-2018
[INFO] finished tweaking git repo https://github.com/saresend/Hacktech-2018
[INFO] tweaked toml for git repo https://github.com/saresend/Hacktech-2018 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/saresend/Hacktech-2018 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dotenv v0.9.0
[INFO] [stderr]   Downloaded num-traits v0.2.1
[INFO] [stderr]   Downloaded serde_json v1.0.10
[INFO] [stderr]   Downloaded unicase_serde v0.1.0
[INFO] [stderr]   Downloaded regex v0.2.6
[INFO] [stderr]   Downloaded num-iter v0.1.35
[INFO] [stderr]   Downloaded num-integer v0.1.36
[INFO] [stderr]   Downloaded cgmath v0.16.0
[INFO] [stderr]   Downloaded typenum v1.9.0
[INFO] [stderr]   Downloaded clamp v0.1.0
[INFO] [stderr]   Downloaded spade v1.4.0
[INFO] [stderr]   Downloaded rocket_contrib v0.3.6
[INFO] [stderr]   Downloaded matrixmultiply v0.1.14
[INFO] [stderr]   Downloaded crossbeam-epoch v0.3.0
[INFO] [stderr]   Downloaded mio v0.6.13
[INFO] [stderr]   Downloaded url_serde v0.2.0
[INFO] [stderr]   Downloaded libc v0.2.37
[INFO] [stderr]   Downloaded smallvec v0.3.3
[INFO] [stderr]   Downloaded nalgebra v0.14.0
[INFO] [stderr]   Downloaded alga v0.5.2
[INFO] [stderr]   Downloaded num-complex v0.1.42
[INFO] [stderr]   Downloaded num-bigint v0.1.43
[INFO] [stderr]   Downloaded rocket_cors v0.2.3
[INFO] [stderr]   Downloaded geo v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c9d4997d69db9b8bda62af92ba0ada50a55085bc201a4e191444d9033589a24d
[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" "c9d4997d69db9b8bda62af92ba0ada50a55085bc201a4e191444d9033589a24d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9d4997d69db9b8bda62af92ba0ada50a55085bc201a4e191444d9033589a24d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9d4997d69db9b8bda62af92ba0ada50a55085bc201a4e191444d9033589a24d", kill_on_drop: false }`
[INFO] [stdout] c9d4997d69db9b8bda62af92ba0ada50a55085bc201a4e191444d9033589a24d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 33c09e273064f21025365752f0b58b05eea7609ee5bff8bd54d46046395efbed
[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" "33c09e273064f21025365752f0b58b05eea7609ee5bff8bd54d46046395efbed", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.37
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]     Checking num-traits v0.2.1
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]    Compiling lazy_static v1.0.0
[INFO] [stderr]    Compiling yansi v0.3.4
[INFO] [stderr]     Checking byteorder v1.2.1
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking serde v1.0.27
[INFO] [stderr]    Compiling matches v0.1.6
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling unicode-normalization v0.1.5
[INFO] [stderr]    Compiling typenum v1.9.0
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]    Compiling safemem v0.2.0
[INFO] [stderr]     Checking untrusted v0.5.1
[INFO] [stderr]     Checking httparse v1.2.4
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stdout] error[E0635]: unknown feature `const_atomic_bool_new`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/yansi-0.3.4/src/lib.rs:1:40
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(feature="nightly", feature(const_atomic_bool_new))]
[INFO] [stdout]   |                                        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `yansi`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "33c09e273064f21025365752f0b58b05eea7609ee5bff8bd54d46046395efbed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33c09e273064f21025365752f0b58b05eea7609ee5bff8bd54d46046395efbed", kill_on_drop: false }`
[INFO] [stdout] 33c09e273064f21025365752f0b58b05eea7609ee5bff8bd54d46046395efbed