[INFO] cloning repository https://github.com/cnsr/rusty-anna
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cnsr/rusty-anna" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcnsr%2Frusty-anna", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcnsr%2Frusty-anna'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9b7577f84ce153a5d6d46bfb45690923bdf2d6f7
[INFO] checking cnsr/rusty-anna against 1.55.0 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcnsr%2Frusty-anna" "/workspace/builds/worker-109/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-109/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cnsr/rusty-anna on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cnsr/rusty-anna
[INFO] finished tweaking git repo https://github.com/cnsr/rusty-anna
[INFO] tweaked toml for git repo https://github.com/cnsr/rusty-anna written to /workspace/builds/worker-109/source/Cargo.toml
[INFO] crate git repo https://github.com/cnsr/rusty-anna already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7d7f958ce764d127e0d0ea15e5cac5adefa83a29aa0b694ab366cb1078a8bf69
[INFO] running `Command { std: "docker" "start" "-a" "7d7f958ce764d127e0d0ea15e5cac5adefa83a29aa0b694ab366cb1078a8bf69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d7f958ce764d127e0d0ea15e5cac5adefa83a29aa0b694ab366cb1078a8bf69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d7f958ce764d127e0d0ea15e5cac5adefa83a29aa0b694ab366cb1078a8bf69", kill_on_drop: false }`
[INFO] [stdout] 7d7f958ce764d127e0d0ea15e5cac5adefa83a29aa0b694ab366cb1078a8bf69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 947781fb7a8ed47a5f3d5b3c2a081548d6b9b1aea25e3f5f43cd830c75a989ac
[INFO] running `Command { std: "docker" "start" "-a" "947781fb7a8ed47a5f3d5b3c2a081548d6b9b1aea25e3f5f43cd830c75a989ac", kill_on_drop: false }`
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[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.14
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[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking futures-util v0.3.14
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[INFO] [stderr]     Checking futures-executor v0.3.14
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[INFO] [stdout] warning: unused imports: `error`, `warn`
[INFO] [stdout]  --> src/connection/model.rs:7:17
[INFO] [stdout]   |
[INFO] [stdout] 7 | use log::{info, warn, error, debug};
[INFO] [stdout]   |                 ^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Command`
[INFO] [stdout]   --> src/connection/model.rs:11:23
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::commands::{Command, CommandSet};
[INFO] [stdout]    |                       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error`, `info`, `warn`
[INFO] [stdout]  --> src/message/model.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use log::{info, warn, error, debug};
[INFO] [stdout]   |           ^^^^  ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error`, `warn`
[INFO] [stdout]   --> src/commands/commandset.rs:13:17
[INFO] [stdout]    |
[INFO] [stdout] 13 | use log::{info, warn, error, debug};
[INFO] [stdout]    |                 ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error`, `warn`
[INFO] [stdout]  --> src/connection/model.rs:7:17
[INFO] [stdout]   |
[INFO] [stdout] 7 | use log::{info, warn, error, debug};
[INFO] [stdout]   |                 ^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Command`
[INFO] [stdout]   --> src/connection/model.rs:11:23
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::commands::{Command, CommandSet};
[INFO] [stdout]    |                       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error`, `info`, `warn`
[INFO] [stdout]  --> src/message/model.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use log::{info, warn, error, debug};
[INFO] [stdout]   |           ^^^^  ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `error`, `warn`
[INFO] [stdout]   --> src/commands/commandset.rs:13:17
[INFO] [stdout]    |
[INFO] [stdout] 13 | use log::{info, warn, error, debug};
[INFO] [stdout]    |                 ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/connection/model.rs:94:42
[INFO] [stdout]    |
[INFO] [stdout] 94 |     pub async fn add_to_queue(&mut self, mut message: InboundMessage) -> Result<(), anyhow::Error> {
[INFO] [stdout]    |                                          ----^^^^^^^
[INFO] [stdout]    |                                          |
[INFO] [stdout]    |                                          help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/connection/model.rs:94:42
[INFO] [stdout]    |
[INFO] [stdout] 94 |     pub async fn add_to_queue(&mut self, mut message: InboundMessage) -> Result<(), anyhow::Error> {
[INFO] [stdout]    |                                          ----^^^^^^^
[INFO] [stdout]    |                                          |
[INFO] [stdout]    |                                          help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_successful`
[INFO] [stdout]   --> src/message/model.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn is_successful(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_to_history`
[INFO] [stdout]    --> src/message/model.rs:204:18
[INFO] [stdout]     |
[INFO] [stdout] 204 |     pub async fn add_to_history(&mut self, message: InboundMessage) -> Result<(), anyhow::Error> {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cleanup`
[INFO] [stdout]    --> src/message/model.rs:214:18
[INFO] [stdout]     |
[INFO] [stdout] 214 |     pub async fn cleanup(&mut self) -> Result<(), anyhow::Error> {
[INFO] [stdout]     |                  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_successful`
[INFO] [stdout]   --> src/message/model.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn is_successful(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_to_history`
[INFO] [stdout]    --> src/message/model.rs:204:18
[INFO] [stdout]     |
[INFO] [stdout] 204 |     pub async fn add_to_history(&mut self, message: InboundMessage) -> Result<(), anyhow::Error> {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cleanup`
[INFO] [stdout]    --> src/message/model.rs:214:18
[INFO] [stdout]     |
[INFO] [stdout] 214 |     pub async fn cleanup(&mut self) -> Result<(), anyhow::Error> {
[INFO] [stdout]     |                  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.65s
[INFO] running `Command { std: "docker" "inspect" "947781fb7a8ed47a5f3d5b3c2a081548d6b9b1aea25e3f5f43cd830c75a989ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "947781fb7a8ed47a5f3d5b3c2a081548d6b9b1aea25e3f5f43cd830c75a989ac", kill_on_drop: false }`
[INFO] [stdout] 947781fb7a8ed47a5f3d5b3c2a081548d6b9b1aea25e3f5f43cd830c75a989ac
