[INFO] cloning repository https://github.com/sudaraka/learn-rust-rest-elm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sudaraka/learn-rust-rest-elm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsudaraka%2Flearn-rust-rest-elm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsudaraka%2Flearn-rust-rest-elm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6f925722cab3f43109b4ffb68d29a5206a07f122
[INFO] checking sudaraka/learn-rust-rest-elm against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsudaraka%2Flearn-rust-rest-elm" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sudaraka/learn-rust-rest-elm on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sudaraka/learn-rust-rest-elm
[INFO] finished tweaking git repo https://github.com/sudaraka/learn-rust-rest-elm
[INFO] tweaked toml for git repo https://github.com/sudaraka/learn-rust-rest-elm written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/sudaraka/learn-rust-rest-elm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2cc2383d0a3c6ca3abf1ab5dd6d8b161ae51a87ecbfb6e9e2f91b20f91bc809e
[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" "2cc2383d0a3c6ca3abf1ab5dd6d8b161ae51a87ecbfb6e9e2f91b20f91bc809e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2cc2383d0a3c6ca3abf1ab5dd6d8b161ae51a87ecbfb6e9e2f91b20f91bc809e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cc2383d0a3c6ca3abf1ab5dd6d8b161ae51a87ecbfb6e9e2f91b20f91bc809e", kill_on_drop: false }`
[INFO] [stdout] 2cc2383d0a3c6ca3abf1ab5dd6d8b161ae51a87ecbfb6e9e2f91b20f91bc809e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "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] bac34836c259de0fcbeb8d20b5cf2bb4ca23613c57727f935b188bebb69c4d24
[INFO] running `Command { std: "docker" "start" "-a" "bac34836c259de0fcbeb8d20b5cf2bb4ca23613c57727f935b188bebb69c4d24", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.39
[INFO] [stderr]    Compiling yansi v0.3.4
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling cc v1.0.5
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking serde v1.0.27
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling httparse v1.2.4
[INFO] [stderr]     Checking antidote v1.0.0
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking lazy_static v1.0.0
[INFO] [stderr]     Checking regex-syntax v0.4.2
[INFO] [stderr]    Compiling smallvec v0.4.4
[INFO] [stderr]     Checking pear v0.0.12
[INFO] [stderr]     Checking ordermap v0.2.13
[INFO] [stderr]     Checking num-traits v0.2.1
[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" "bac34836c259de0fcbeb8d20b5cf2bb4ca23613c57727f935b188bebb69c4d24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bac34836c259de0fcbeb8d20b5cf2bb4ca23613c57727f935b188bebb69c4d24", kill_on_drop: false }`
[INFO] [stdout] bac34836c259de0fcbeb8d20b5cf2bb4ca23613c57727f935b188bebb69c4d24