[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] testing cnsr/rusty-anna against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcnsr%2Frusty-anna" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/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-5/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 6f9a04e56083ca1b32d7f08ebbc055f02cba981e40ab2f51c5ac6bea84cf54fd
[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" "6f9a04e56083ca1b32d7f08ebbc055f02cba981e40ab2f51c5ac6bea84cf54fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f9a04e56083ca1b32d7f08ebbc055f02cba981e40ab2f51c5ac6bea84cf54fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f9a04e56083ca1b32d7f08ebbc055f02cba981e40ab2f51c5ac6bea84cf54fd", kill_on_drop: false }`
[INFO] [stdout] 6f9a04e56083ca1b32d7f08ebbc055f02cba981e40ab2f51c5ac6bea84cf54fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 971969be2a31610b401c7c96ee890d03879c02c357ea5b7c2bcaeae78307b670
[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" "971969be2a31610b401c7c96ee890d03879c02c357ea5b7c2bcaeae78307b670", kill_on_drop: false }`
[INFO] [stderr]    Compiling const_fn v0.4.7
[INFO] [stderr]    Compiling time v0.2.26
[INFO] [stderr]    Compiling futures-channel v0.3.14
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling futures-macro v0.3.14
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling publicsuffix v1.5.6
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling time-macros v0.1.1
[INFO] [stderr]    Compiling tokio v1.5.0
[INFO] [stderr]    Compiling futures-util v0.3.14
[INFO] [stderr]    Compiling cookie v0.14.4
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling serde_urlencoded v0.7.0
[INFO] [stderr]    Compiling futures-executor v0.3.14
[INFO] [stderr]    Compiling cookie_store v0.12.0
[INFO] [stderr]    Compiling futures v0.3.14
[INFO] [stderr]    Compiling tokio-util v0.6.6
[INFO] [stderr]    Compiling tokio-native-tls v0.3.0
[INFO] [stderr]    Compiling h2 v0.3.3
[INFO] [stderr]    Compiling hyper v0.14.7
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.3
[INFO] [stderr]    Compiling kotapi v0.1.0 (/opt/rustwide/workdir)
[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: 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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.74s
[INFO] running `Command { std: "docker" "inspect" "971969be2a31610b401c7c96ee890d03879c02c357ea5b7c2bcaeae78307b670", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "971969be2a31610b401c7c96ee890d03879c02c357ea5b7c2bcaeae78307b670", kill_on_drop: false }`
[INFO] [stdout] 971969be2a31610b401c7c96ee890d03879c02c357ea5b7c2bcaeae78307b670
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e90424d7976527c7163e04d00c0f67692916a7c2769317dd9d9e185a00a8daf
[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" "0e90424d7976527c7163e04d00c0f67692916a7c2769317dd9d9e185a00a8daf", kill_on_drop: false }`
[INFO] [stderr]    Compiling kotapi v0.1.0 (/opt/rustwide/workdir)
[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: 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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.08s
[INFO] running `Command { std: "docker" "inspect" "0e90424d7976527c7163e04d00c0f67692916a7c2769317dd9d9e185a00a8daf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e90424d7976527c7163e04d00c0f67692916a7c2769317dd9d9e185a00a8daf", kill_on_drop: false }`
[INFO] [stdout] 0e90424d7976527c7163e04d00c0f67692916a7c2769317dd9d9e185a00a8daf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5444bfaf9a88c6911e06cc83425073b87761e81aada6e735b6b44f8a990765df
[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" "5444bfaf9a88c6911e06cc83425073b87761e81aada6e735b6b44f8a990765df", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `error`, `warn`
[INFO] [stderr]  --> src/connection/model.rs:7:17
[INFO] [stderr]   |
[INFO] [stderr] 7 | use log::{info, warn, error, debug};
[INFO] [stderr]   |                 ^^^^  ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Command`
[INFO] [stderr]   --> src/connection/model.rs:11:23
[INFO] [stderr]    |
[INFO] [stderr] 11 | use crate::commands::{Command, CommandSet};
[INFO] [stderr]    |                       ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `error`, `info`, `warn`
[INFO] [stderr]  --> src/message/model.rs:3:11
[INFO] [stderr]   |
[INFO] [stderr] 3 | use log::{info, warn, error, debug};
[INFO] [stderr]   |           ^^^^  ^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `error`, `warn`
[INFO] [stderr]   --> src/commands/commandset.rs:13:17
[INFO] [stderr]    |
[INFO] [stderr] 13 | use log::{info, warn, error, debug};
[INFO] [stderr]    |                 ^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/connection/model.rs:94:42
[INFO] [stderr]    |
[INFO] [stderr] 94 |     pub async fn add_to_queue(&mut self, mut message: InboundMessage) -> Result<(), anyhow::Error> {
[INFO] [stderr]    |                                          ----^^^^^^^
[INFO] [stderr]    |                                          |
[INFO] [stderr]    |                                          help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_successful`
[INFO] [stderr]   --> src/message/model.rs:25:12
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn is_successful(&self) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `add_to_history`
[INFO] [stderr]    --> src/message/model.rs:204:18
[INFO] [stderr]     |
[INFO] [stderr] 204 |     pub async fn add_to_history(&mut self, message: InboundMessage) -> Result<(), anyhow::Error> {
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `cleanup`
[INFO] [stderr]    --> src/message/model.rs:214:18
[INFO] [stderr]     |
[INFO] [stderr] 214 |     pub async fn cleanup(&mut self) -> Result<(), anyhow::Error> {
[INFO] [stderr]     |                  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `kotapi` (bin "kotapi" test) generated 8 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/kotapi-07038ef18cd3a74c)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5444bfaf9a88c6911e06cc83425073b87761e81aada6e735b6b44f8a990765df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5444bfaf9a88c6911e06cc83425073b87761e81aada6e735b6b44f8a990765df", kill_on_drop: false }`
[INFO] [stdout] 5444bfaf9a88c6911e06cc83425073b87761e81aada6e735b6b44f8a990765df