[INFO] cloning repository https://github.com/ptariche/rust-rocket-mongo-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ptariche/rust-rocket-mongo-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fptariche%2Frust-rocket-mongo-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fptariche%2Frust-rocket-mongo-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a76f4111eb7fe8e7733df974e2b5241cd0514f9d
[INFO] checking ptariche/rust-rocket-mongo-example against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fptariche%2Frust-rocket-mongo-example" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ptariche/rust-rocket-mongo-example on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ptariche/rust-rocket-mongo-example
[INFO] finished tweaking git repo https://github.com/ptariche/rust-rocket-mongo-example
[INFO] tweaked toml for git repo https://github.com/ptariche/rust-rocket-mongo-example written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/ptariche/rust-rocket-mongo-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: development
[INFO] [stderr] warning: unused manifest key: production
[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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fc9e36ea007404e5e87100f702258c47ca1c3e9a8018a5b7a1a9b8f4112060d6
[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" "fc9e36ea007404e5e87100f702258c47ca1c3e9a8018a5b7a1a9b8f4112060d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc9e36ea007404e5e87100f702258c47ca1c3e9a8018a5b7a1a9b8f4112060d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc9e36ea007404e5e87100f702258c47ca1c3e9a8018a5b7a1a9b8f4112060d6", kill_on_drop: false }`
[INFO] [stdout] fc9e36ea007404e5e87100f702258c47ca1c3e9a8018a5b7a1a9b8f4112060d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3d660ec0f4f969d91279e04af5b5489a8d3438da13dd95a935047af82e4c389
[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" "d3d660ec0f4f969d91279e04af5b5489a8d3438da13dd95a935047af82e4c389", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: development
[INFO] [stderr] warning: unused manifest key: production
[INFO] [stderr]     Checking libc v0.2.32
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]    Compiling scopeguard v0.3.2
[INFO] [stderr]    Compiling either v1.2.0
[INFO] [stderr]    Compiling futures v0.1.16
[INFO] [stderr]    Compiling lazy_static v0.2.9
[INFO] [stderr]    Compiling yansi v0.3.4
[INFO] [stderr]     Checking byteorder v1.1.0
[INFO] [stderr]     Checking num-traits v0.1.40
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking matches v0.1.6
[INFO] [stderr]     Checking unicode-normalization v0.1.5
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling percent-encoding v1.0.0
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking log v0.3.8
[INFO] [stderr]     Checking itoa v0.3.4
[INFO] [stderr]     Checking dtoa v0.4.2
[INFO] [stderr]     Checking httparse v1.2.3
[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" "d3d660ec0f4f969d91279e04af5b5489a8d3438da13dd95a935047af82e4c389", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3d660ec0f4f969d91279e04af5b5489a8d3438da13dd95a935047af82e4c389", kill_on_drop: false }`
[INFO] [stdout] d3d660ec0f4f969d91279e04af5b5489a8d3438da13dd95a935047af82e4c389