[INFO] cloning repository https://github.com/gyng/juniper-example-todo-backend-rocket-r2d2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gyng/juniper-example-todo-backend-rocket-r2d2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgyng%2Fjuniper-example-todo-backend-rocket-r2d2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgyng%2Fjuniper-example-todo-backend-rocket-r2d2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 400a74222606855d88323f13ded32446a13f1f5a
[INFO] checking gyng/juniper-example-todo-backend-rocket-r2d2 against try#1c5262aa6c045a581fb974488793f09ed51fc498 for pr-78376
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgyng%2Fjuniper-example-todo-backend-rocket-r2d2" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gyng/juniper-example-todo-backend-rocket-r2d2 on toolchain 1c5262aa6c045a581fb974488793f09ed51fc498
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gyng/juniper-example-todo-backend-rocket-r2d2
[INFO] finished tweaking git repo https://github.com/gyng/juniper-example-todo-backend-rocket-r2d2
[INFO] tweaked toml for git repo https://github.com/gyng/juniper-example-todo-backend-rocket-r2d2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/gyng/juniper-example-todo-backend-rocket-r2d2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/graphql-rust/juniper_rocket`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d15854967bb3f787d1550b4f614090b1ca96ebe79a94f944cad20cacf1d79f48
[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" "d15854967bb3f787d1550b4f614090b1ca96ebe79a94f944cad20cacf1d79f48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d15854967bb3f787d1550b4f614090b1ca96ebe79a94f944cad20cacf1d79f48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d15854967bb3f787d1550b4f614090b1ca96ebe79a94f944cad20cacf1d79f48", kill_on_drop: false }`
[INFO] [stdout] d15854967bb3f787d1550b4f614090b1ca96ebe79a94f944cad20cacf1d79f48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce2fc48ec0992d8d55f30a3a44c38187b7d2c537c0f4eedc37edcbd5d25762ce
[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" "ce2fc48ec0992d8d55f30a3a44c38187b7d2c537c0f4eedc37edcbd5d25762ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.32
[INFO] [stderr]    Compiling version_check v0.1.3
[INFO] [stderr]    Compiling lazy_static v0.2.9
[INFO] [stderr]    Compiling rayon-core v1.2.1
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling either v1.3.0
[INFO] [stderr]    Compiling futures v0.1.16
[INFO] [stderr]    Compiling gcc v0.3.54
[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 yansi v0.3.4
[INFO] [stderr]     Checking serde v1.0.16
[INFO] [stderr]    Compiling byteorder v1.1.0
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking percent-encoding v1.0.0
[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] [stderr]     Checking num-traits v0.1.40
[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" "ce2fc48ec0992d8d55f30a3a44c38187b7d2c537c0f4eedc37edcbd5d25762ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce2fc48ec0992d8d55f30a3a44c38187b7d2c537c0f4eedc37edcbd5d25762ce", kill_on_drop: false }`
[INFO] [stdout] ce2fc48ec0992d8d55f30a3a44c38187b7d2c537c0f4eedc37edcbd5d25762ce