[INFO] cloning repository https://github.com/dobrakmato/board3-backend
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dobrakmato/board3-backend" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdobrakmato%2Fboard3-backend", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdobrakmato%2Fboard3-backend'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1e4cd7eaeb1f9432fd6f6001459308a3e38da35e
[INFO] checking dobrakmato/board3-backend against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdobrakmato%2Fboard3-backend" "/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/dobrakmato/board3-backend on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dobrakmato/board3-backend
[INFO] finished tweaking git repo https://github.com/dobrakmato/board3-backend
[INFO] tweaked toml for git repo https://github.com/dobrakmato/board3-backend written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/dobrakmato/board3-backend already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8b231ee483d4a7ff16159d00be0bd84009b6894d33ad0d9df08dcc6ca2355afd
[INFO] running `Command { std: "docker" "start" "-a" "8b231ee483d4a7ff16159d00be0bd84009b6894d33ad0d9df08dcc6ca2355afd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b231ee483d4a7ff16159d00be0bd84009b6894d33ad0d9df08dcc6ca2355afd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b231ee483d4a7ff16159d00be0bd84009b6894d33ad0d9df08dcc6ca2355afd", kill_on_drop: false }`
[INFO] [stdout] 8b231ee483d4a7ff16159d00be0bd84009b6894d33ad0d9df08dcc6ca2355afd
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31f8dcc552d7f143932a62661d44b7f398bd2a7e17d205c028777e4baa8b7fd3
[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" "31f8dcc552d7f143932a62661d44b7f398bd2a7e17d205c028777e4baa8b7fd3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.53
[INFO] [stderr]    Compiling syn v0.15.33
[INFO] [stderr]     Checking rand_jitter v0.1.3
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking env_logger v0.6.1
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]     Checking ws v0.8.0
[INFO] [stderr]     Checking quickcheck v0.8.2
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]    Compiling quickcheck_macros v0.8.0
[INFO] [stderr]     Checking serde v1.0.90
[INFO] [stderr]     Checking ob2-communication v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: cannot find macro `info` in this scope
[INFO] [stdout]    --> src/server.rs:102:9
[INFO] [stdout]     |
[INFO] [stdout] 102 |         info!("Client {} has user_id {}", user.username, self.last_client_id.0);
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `info` in this scope
[INFO] [stdout]    --> src/server.rs:102:9
[INFO] [stdout]     |
[INFO] [stdout] 102 |         info!("Client {} has user_id {}", user.username, self.last_client_id.0);
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `code` in this scope
[INFO] [stdout]   --> src/client.rs:36:15
[INFO] [stdout]    |
[INFO] [stdout] 36 |         match code {
[INFO] [stdout]    |               ^^^^ help: a local variable with a similar name exists: `_code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `reason` in this scope
[INFO] [stdout]   --> src/client.rs:39:63
[INFO] [stdout]    |
[INFO] [stdout] 39 |             _ => warn!("The client encountered an error: {}", reason),
[INFO] [stdout]    |                                                               ^^^^^^ help: a local variable with a similar name exists: `_reason`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `code` in this scope
[INFO] [stdout]   --> src/client.rs:36:15
[INFO] [stdout]    |
[INFO] [stdout] 36 |         match code {
[INFO] [stdout]    |               ^^^^ help: a local variable with a similar name exists: `_code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `reason` in this scope
[INFO] [stdout]   --> src/client.rs:39:63
[INFO] [stdout]    |
[INFO] [stdout] 39 |             _ => warn!("The client encountered an error: {}", reason),
[INFO] [stdout]    |                                                               ^^^^^^ help: a local variable with a similar name exists: `_reason`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:27:29
[INFO] [stdout]    |
[INFO] [stdout] 27 |         formatter.write_str(std::error::Error::description(self))
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:27:29
[INFO] [stdout]    |
[INFO] [stdout] 27 |         formatter.write_str(std::error::Error::description(self))
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ob2-communication`
[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] error: aborting due to 3 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "31f8dcc552d7f143932a62661d44b7f398bd2a7e17d205c028777e4baa8b7fd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31f8dcc552d7f143932a62661d44b7f398bd2a7e17d205c028777e4baa8b7fd3", kill_on_drop: false }`
[INFO] [stdout] 31f8dcc552d7f143932a62661d44b7f398bd2a7e17d205c028777e4baa8b7fd3