[INFO] cloning repository https://github.com/3045542591/lesson3
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/3045542591/lesson3" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F3045542591%2Flesson3", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F3045542591%2Flesson3'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 871185b5923a404f9283ed56447ba0e2c24b604c
[INFO] checking 3045542591/lesson3 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F3045542591%2Flesson3" "/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/3045542591/lesson3 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/3045542591/lesson3
[INFO] finished tweaking git repo https://github.com/3045542591/lesson3
[INFO] tweaked toml for git repo https://github.com/3045542591/lesson3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/3045542591/lesson3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce020644242567a30544d502597d3b92c9e417c3487d709b3183ff33aecf2bc8
[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" "ce020644242567a30544d502597d3b92c9e417c3487d709b3183ff33aecf2bc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce020644242567a30544d502597d3b92c9e417c3487d709b3183ff33aecf2bc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce020644242567a30544d502597d3b92c9e417c3487d709b3183ff33aecf2bc8", kill_on_drop: false }`
[INFO] [stdout] ce020644242567a30544d502597d3b92c9e417c3487d709b3183ff33aecf2bc8
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea6f0e269b96926ac6fde3098cc26e290a6341514a682b6b8f146f0a5d8eff3e
[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" "ea6f0e269b96926ac6fde3098cc26e290a6341514a682b6b8f146f0a5d8eff3e", kill_on_drop: false }`
[INFO] [stderr]     Checking tcp-server-client v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: couldn't read src/server.rs: No such file or directory (os error 2)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read src/server.rs: No such file or directory (os error 2)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tcp-server-client` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0277]: can't compare `[u8; 9]` with `[u8; 6]`
[INFO] [stdout]   --> src/client.rs:18:30
[INFO] [stdout]    |
[INFO] [stdout] 18 |                     if &data == msg {
[INFO] [stdout]    |                              ^^ no implementation for `[u8; 9] == [u8; 6]`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `PartialEq<[u8; 6]>` is not implemented for `[u8; 9]`
[INFO] [stdout]    = note: required because of the requirements on the impl of `PartialEq<&[u8; 6]>` for `&[u8; 9]`
[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 E0277`.
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: can't compare `[u8; 9]` with `[u8; 6]`
[INFO] [stdout]   --> src/client.rs:18:30
[INFO] [stdout]    |
[INFO] [stdout] 18 |                     if &data == msg {
[INFO] [stdout]    |                              ^^ no implementation for `[u8; 9] == [u8; 6]`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `PartialEq<[u8; 6]>` is not implemented for `[u8; 9]`
[INFO] [stdout]    = note: required because of the requirements on the impl of `PartialEq<&[u8; 6]>` for `&[u8; 9]`
[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 E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "ea6f0e269b96926ac6fde3098cc26e290a6341514a682b6b8f146f0a5d8eff3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea6f0e269b96926ac6fde3098cc26e290a6341514a682b6b8f146f0a5d8eff3e", kill_on_drop: false }`
[INFO] [stdout] ea6f0e269b96926ac6fde3098cc26e290a6341514a682b6b8f146f0a5d8eff3e