[INFO] cloning repository https://github.com/S2Lab/messycanvas
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/S2Lab/messycanvas" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FS2Lab%2Fmessycanvas", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FS2Lab%2Fmessycanvas'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ccfcdc28d1f82dc1a550c957a55b69e32fae75b8
[INFO] checking S2Lab/messycanvas against master#7f5a42b073dc2bee2aa625052eb066ee07072048 for pr-78991
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FS2Lab%2Fmessycanvas" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/S2Lab/messycanvas on toolchain 7f5a42b073dc2bee2aa625052eb066ee07072048
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/S2Lab/messycanvas
[INFO] finished tweaking git repo https://github.com/S2Lab/messycanvas
[INFO] tweaked toml for git repo https://github.com/S2Lab/messycanvas written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/S2Lab/messycanvas already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e89fe2a25b05386834f9b94c2159c17e731a0cbe883b8126adece0d58f5730f
[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" "8e89fe2a25b05386834f9b94c2159c17e731a0cbe883b8126adece0d58f5730f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e89fe2a25b05386834f9b94c2159c17e731a0cbe883b8126adece0d58f5730f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e89fe2a25b05386834f9b94c2159c17e731a0cbe883b8126adece0d58f5730f", kill_on_drop: false }`
[INFO] [stdout] 8e89fe2a25b05386834f9b94c2159c17e731a0cbe883b8126adece0d58f5730f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b93637405eeaa7d1c22c18cbe31055ffbbb8093a1e9c4a62fbef20f0846533d
[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" "0b93637405eeaa7d1c22c18cbe31055ffbbb8093a1e9c4a62fbef20f0846533d", kill_on_drop: false }`
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[INFO] [stderr]     Checking messycanvas v0.0.0-dev.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/cli.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 | /     lazy_static! {
[INFO] [stdout] 41 | |         static ref DEFAULT_CONFIG_PATH: &'static str = option_env!("CANVAS_DEFAULT_CONFIG_PATH")
[INFO] [stdout] 42 | |             .unwrap_or("/usr/local/etc/messycanvas/canvasd.toml");
[INFO] [stdout] 43 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/cli.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | /     lazy_static! {
[INFO] [stdout] 50 | |         static ref CONFIG_PATH_DESCRIPTION: String = format!(
[INFO] [stdout] 51 | |             r"Reads configuration from path
[INFO] [stdout] 52 | |     This value can also be provided by environment variable
[INFO] [stdout] ...  |
[INFO] [stdout] 58 | |         );
[INFO] [stdout] 59 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/cli.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 | /     lazy_static! {
[INFO] [stdout] 41 | |         static ref DEFAULT_CONFIG_PATH: &'static str = option_env!("CANVAS_DEFAULT_CONFIG_PATH")
[INFO] [stdout] 42 | |             .unwrap_or("/usr/local/etc/messycanvas/canvasd.toml");
[INFO] [stdout] 43 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/cli.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | /     lazy_static! {
[INFO] [stdout] 50 | |         static ref CONFIG_PATH_DESCRIPTION: String = format!(
[INFO] [stdout] 51 | |             r"Reads configuration from path
[INFO] [stdout] 52 | |     This value can also be provided by environment variable
[INFO] [stdout] ...  |
[INFO] [stdout] 58 | |         );
[INFO] [stdout] 59 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `AddressChanged`
[INFO] [stdout]   --> src/srv.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     AddressChanged,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `AddressChanged`
[INFO] [stdout]   --> src/srv.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     AddressChanged,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 33s
[INFO] running `Command { std: "docker" "inspect" "0b93637405eeaa7d1c22c18cbe31055ffbbb8093a1e9c4a62fbef20f0846533d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b93637405eeaa7d1c22c18cbe31055ffbbb8093a1e9c4a62fbef20f0846533d", kill_on_drop: false }`
[INFO] [stdout] 0b93637405eeaa7d1c22c18cbe31055ffbbb8093a1e9c4a62fbef20f0846533d