[INFO] cloning repository https://github.com/seanybaggins/Realtime
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/seanybaggins/Realtime" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseanybaggins%2FRealtime", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseanybaggins%2FRealtime'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4e1c92253d4387910bb409fc20cac551b529838a
[INFO] checking seanybaggins/Realtime against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseanybaggins%2FRealtime" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/seanybaggins/Realtime on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/seanybaggins/Realtime
[INFO] finished tweaking git repo https://github.com/seanybaggins/Realtime
[INFO] tweaked toml for git repo https://github.com/seanybaggins/Realtime written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/seanybaggins/Realtime already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e36a9f3093a5bd1187c163634cc12dc88c287d4104b94779d459437fa830f0af
[INFO] running `Command { std: "docker" "start" "-a" "e36a9f3093a5bd1187c163634cc12dc88c287d4104b94779d459437fa830f0af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e36a9f3093a5bd1187c163634cc12dc88c287d4104b94779d459437fa830f0af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e36a9f3093a5bd1187c163634cc12dc88c287d4104b94779d459437fa830f0af", kill_on_drop: false }`
[INFO] [stdout] e36a9f3093a5bd1187c163634cc12dc88c287d4104b94779d459437fa830f0af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b9a2b9e38fe33f23b966bc66f42ffc61540cd8b00f6b32c85b78062c34dc04e
[INFO] running `Command { std: "docker" "start" "-a" "1b9a2b9e38fe33f23b966bc66f42ffc61540cd8b00f6b32c85b78062c34dc04e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]     Checking errno v0.2.4
[INFO] [stderr]     Checking scheduler v0.1.3
[INFO] [stderr]     Checking question_2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fibonacci::fibonacci`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use fibonacci::fibonacci;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fibonacci::fibonacci`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use fibonacci::fibonacci;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/real_time_service.rs:37:32
[INFO] [stdout]    |
[INFO] [stdout] 37 |             instructed_to_run: false,
[INFO] [stdout]    |                                ^^^^^ expected struct `Arc`, found `bool`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `Arc<Mutex<bool>>`
[INFO] [stdout]                 found type `bool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/real_time_service.rs:37:32
[INFO] [stdout]    |
[INFO] [stdout] 37 |             instructed_to_run: false,
[INFO] [stdout]    |                                ^^^^^ expected struct `Arc`, found `bool`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `Arc<Mutex<bool>>`
[INFO] [stdout]                 found type `bool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/real_time_service.rs:52:25
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 period: 1,
[INFO] [stdout]    |                         ^ expected struct `Arc`, found integer
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `Arc<u32>`
[INFO] [stdout]                 found type `{integer}`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/real_time_service.rs:52:25
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 period: 1,
[INFO] [stdout]    |                         ^ expected struct `Arc`, found integer
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `Arc<u32>`
[INFO] [stdout]                 found type `{integer}`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/real_time_service.rs:53:27
[INFO] [stdout]    |
[INFO] [stdout] 53 |                 priority: MAX_PRIORITY,
[INFO] [stdout]    |                           ^^^^^^^^^^^^ expected struct `Arc`, found `i32`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `Arc<i32>`
[INFO] [stdout]                 found type `i32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/real_time_service.rs:53:27
[INFO] [stdout]    |
[INFO] [stdout] 53 |                 priority: MAX_PRIORITY,
[INFO] [stdout]    |                           ^^^^^^^^^^^^ expected struct `Arc`, found `i32`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `Arc<i32>`
[INFO] [stdout]                 found type `i32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/real_time_service.rs:54:29
[INFO] [stdout]    |
[INFO] [stdout] 54 |                 call_count: 0,
[INFO] [stdout]    |                             ^ expected struct `Arc`, found integer
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `Arc<Mutex<u32>>`
[INFO] [stdout]                 found type `{integer}`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/real_time_service.rs:54:29
[INFO] [stdout]    |
[INFO] [stdout] 54 |                 call_count: 0,
[INFO] [stdout]    |                             ^ expected struct `Arc`, found integer
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `Arc<Mutex<u32>>`
[INFO] [stdout]                 found type `{integer}`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/real_time_service.rs:55:36
[INFO] [stdout]    |
[INFO] [stdout] 55 |                 instructed_to_run: true,
[INFO] [stdout]    |                                    ^^^^ expected struct `Arc`, found `bool`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `Arc<Mutex<bool>>`
[INFO] [stdout]                 found type `bool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/real_time_service.rs:55:36
[INFO] [stdout]    |
[INFO] [stdout] 55 |                 instructed_to_run: true,
[INFO] [stdout]    |                                    ^^^^ expected struct `Arc`, found `bool`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `Arc<Mutex<bool>>`
[INFO] [stdout]                 found type `bool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `question_2`
[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" "1b9a2b9e38fe33f23b966bc66f42ffc61540cd8b00f6b32c85b78062c34dc04e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b9a2b9e38fe33f23b966bc66f42ffc61540cd8b00f6b32c85b78062c34dc04e", kill_on_drop: false }`
[INFO] [stdout] 1b9a2b9e38fe33f23b966bc66f42ffc61540cd8b00f6b32c85b78062c34dc04e