[INFO] cloning repository https://github.com/first-rust-competition/nt4-mvp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/first-rust-competition/nt4-mvp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffirst-rust-competition%2Fnt4-mvp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffirst-rust-competition%2Fnt4-mvp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 10c850a46419e575927b32866fd2bf505dc52211
[INFO] checking first-rust-competition/nt4-mvp against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffirst-rust-competition%2Fnt4-mvp" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/first-rust-competition/nt4-mvp on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/first-rust-competition/nt4-mvp
[INFO] finished tweaking git repo https://github.com/first-rust-competition/nt4-mvp
[INFO] tweaked toml for git repo https://github.com/first-rust-competition/nt4-mvp written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/first-rust-competition/nt4-mvp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded async-tls v0.10.0
[INFO] [stderr]   Downloaded rmp-serde v0.14.4
[INFO] [stderr]   Downloaded rmp v0.8.9
[INFO] [stderr]   Downloaded rmpv v0.4.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2669fb26f8ad82eaacb2bce5fa59e085b2d27bbad5a2052caa0d671e30be4993
[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" "2669fb26f8ad82eaacb2bce5fa59e085b2d27bbad5a2052caa0d671e30be4993", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2669fb26f8ad82eaacb2bce5fa59e085b2d27bbad5a2052caa0d671e30be4993", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2669fb26f8ad82eaacb2bce5fa59e085b2d27bbad5a2052caa0d671e30be4993", kill_on_drop: false }`
[INFO] [stdout] 2669fb26f8ad82eaacb2bce5fa59e085b2d27bbad5a2052caa0d671e30be4993
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad5196633473399b52c9fa5d33e39c2dc5245eee5cbf3e02402364729fe2b0e7
[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" "ad5196633473399b52c9fa5d33e39c2dc5245eee5cbf3e02402364729fe2b0e7", 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]    Compiling proc-macro2 v1.0.20
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[INFO] [stderr]    Compiling cc v1.0.59
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]    Compiling bumpalo v3.4.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling wasm-bindgen v0.2.67
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking fastrand v1.3.5
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[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.67
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.67
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[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.67
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[INFO] [stderr]     Checking pin-project v0.4.23
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[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking async-tls v0.9.0
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[INFO] [stderr]     Checking async-std v1.6.3
[INFO] [stderr]     Checking rmp-serde v0.14.4
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking proto v0.1.0 (/opt/rustwide/workdir/proto)
[INFO] [stdout] warning: unused import: `Integer`
[INFO] [stdout]  --> proto/src/ext.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | use rmpv::{Integer, Value};
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]   --> proto/src/ext.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / macro_rules! gen_funcs {
[INFO] [stdout] 7  | |     ($($func_name:ident => ($value:ident,$prim:ident)),+) => {
[INFO] [stdout] 8  | |     $(
[INFO] [stdout] 9  | |     fn $func_name(&self) -> Option<$prim> {
[INFO] [stdout] ...  |
[INFO] [stdout] 16 | |     }
[INFO] [stdout] 17 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Integer`
[INFO] [stdout]  --> proto/src/ext.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | use rmpv::{Integer, Value};
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]   --> proto/src/ext.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / macro_rules! gen_funcs {
[INFO] [stdout] 7  | |     ($($func_name:ident => ($value:ident,$prim:ident)),+) => {
[INFO] [stdout] 8  | |     $(
[INFO] [stdout] 9  | |     fn $func_name(&self) -> Option<$prim> {
[INFO] [stdout] ...  |
[INFO] [stdout] 16 | |     }
[INFO] [stdout] 17 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0369]: binary operation `==` cannot be applied to type `Result<MessageValue, serde_json::Error>`
[INFO] [stdout]    --> proto/src/text.rs:243:9
[INFO] [stdout]     |
[INFO] [stdout] 243 | /         assert_eq!(
[INFO] [stdout] 244 | |             msg.data(),
[INFO] [stdout] 245 | |             MessageValue::PublishReq(PublishReq {
[INFO] [stdout] 246 | |                 name: "/foo".to_string(),
[INFO] [stdout] 247 | |                 _type: DataType::Int,
[INFO] [stdout] 248 | |             })
[INFO] [stdout] 249 | |         );
[INFO] [stdout]     | |          ^
[INFO] [stdout]     | |          |
[INFO] [stdout]     | |__________Result<MessageValue, serde_json::Error>
[INFO] [stdout]     |            MessageValue
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0369`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proto`
[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] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "ad5196633473399b52c9fa5d33e39c2dc5245eee5cbf3e02402364729fe2b0e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad5196633473399b52c9fa5d33e39c2dc5245eee5cbf3e02402364729fe2b0e7", kill_on_drop: false }`
[INFO] [stdout] ad5196633473399b52c9fa5d33e39c2dc5245eee5cbf3e02402364729fe2b0e7