[INFO] fetching crate minecraft_decorated_strings 0.2.0...
[INFO] testing minecraft_decorated_strings-0.2.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate minecraft_decorated_strings 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate minecraft_decorated_strings 0.2.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate minecraft_decorated_strings 0.2.0
[INFO] finished tweaking crates.io crate minecraft_decorated_strings 0.2.0
[INFO] tweaked toml for crates.io crate minecraft_decorated_strings 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate minecraft_decorated_strings 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2886d13607ecd80a0626d0b2b4f1b8dfc8730fa7c69f97180185593f783e1536
[INFO] running `Command { std: "docker" "start" "-a" "2886d13607ecd80a0626d0b2b4f1b8dfc8730fa7c69f97180185593f783e1536", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2886d13607ecd80a0626d0b2b4f1b8dfc8730fa7c69f97180185593f783e1536", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2886d13607ecd80a0626d0b2b4f1b8dfc8730fa7c69f97180185593f783e1536", kill_on_drop: false }`
[INFO] [stdout] 2886d13607ecd80a0626d0b2b4f1b8dfc8730fa7c69f97180185593f783e1536
[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=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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b1927c2adc60677e9673afe4339ad06b642ac13ed4a0e013e6b27004b623c4f
[INFO] running `Command { std: "docker" "start" "-a" "6b1927c2adc60677e9673afe4339ad06b642ac13ed4a0e013e6b27004b623c4f", kill_on_drop: false }`
[INFO] [stderr]    Compiling ahash v0.3.7
[INFO] [stderr]    Compiling hashbrown v0.7.2
[INFO] [stderr]    Compiling hashlink v0.5.1
[INFO] [stderr]    Compiling minecraft_decorated_strings v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around `if` condition
[INFO] [stdout]   --> src/main.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |     if  {target_str.is_empty()} {
[INFO] [stdout]    |         ^                     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 65 -     if  {target_str.is_empty()} {
[INFO] [stdout] 65 +     if  target_str.is_empty() {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around `if` condition
[INFO] [stdout]   --> src/main.rs:73:9
[INFO] [stdout]    |
[INFO] [stdout] 73 |     if  {target_code.is_empty()} {
[INFO] [stdout]    |         ^                      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 73 -     if  {target_code.is_empty()} {
[INFO] [stdout] 73 +     if  target_code.is_empty() {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around `if` condition
[INFO] [stdout]   --> src/main.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 |     if  {target_code == "help".to_string()} {
[INFO] [stdout]    |         ^                                 ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 78 -     if  {target_code == "help".to_string()} {
[INFO] [stdout] 78 +     if  target_code == "help".to_string() {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.85s
[INFO] running `Command { std: "docker" "inspect" "6b1927c2adc60677e9673afe4339ad06b642ac13ed4a0e013e6b27004b623c4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b1927c2adc60677e9673afe4339ad06b642ac13ed4a0e013e6b27004b623c4f", kill_on_drop: false }`
[INFO] [stdout] 6b1927c2adc60677e9673afe4339ad06b642ac13ed4a0e013e6b27004b623c4f
[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=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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5da30451f75fa39b5fe4fed3f3f54a3ddb499062962c741c7d4623cc2858c482
[INFO] running `Command { std: "docker" "start" "-a" "5da30451f75fa39b5fe4fed3f3f54a3ddb499062962c741c7d4623cc2858c482", kill_on_drop: false }`
[INFO] [stderr]    Compiling minecraft_decorated_strings v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around `if` condition
[INFO] [stdout]   --> src/main.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |     if  {target_str.is_empty()} {
[INFO] [stdout]    |         ^                     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 65 -     if  {target_str.is_empty()} {
[INFO] [stdout] 65 +     if  target_str.is_empty() {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around `if` condition
[INFO] [stdout]   --> src/main.rs:73:9
[INFO] [stdout]    |
[INFO] [stdout] 73 |     if  {target_code.is_empty()} {
[INFO] [stdout]    |         ^                      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 73 -     if  {target_code.is_empty()} {
[INFO] [stdout] 73 +     if  target_code.is_empty() {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around `if` condition
[INFO] [stdout]   --> src/main.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 |     if  {target_code == "help".to_string()} {
[INFO] [stdout]    |         ^                                 ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 78 -     if  {target_code == "help".to_string()} {
[INFO] [stdout] 78 +     if  target_code == "help".to_string() {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.28s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/minecraft_decorated_strings-e6d331573a961529)
[INFO] running `Command { std: "docker" "inspect" "5da30451f75fa39b5fe4fed3f3f54a3ddb499062962c741c7d4623cc2858c482", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5da30451f75fa39b5fe4fed3f3f54a3ddb499062962c741c7d4623cc2858c482", kill_on_drop: false }`
[INFO] [stdout] 5da30451f75fa39b5fe4fed3f3f54a3ddb499062962c741c7d4623cc2858c482
[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=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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6e978cf2b66c92aae80cccaacfe916862bd9c7b081c07656669ab86b000332c7
[INFO] running `Command { std: "docker" "start" "-a" "6e978cf2b66c92aae80cccaacfe916862bd9c7b081c07656669ab86b000332c7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unnecessary braces around `if` condition
[INFO] [stderr]   --> src/main.rs:65:9
[INFO] [stderr]    |
[INFO] [stderr] 65 |     if  {target_str.is_empty()} {
[INFO] [stderr]    |         ^                     ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr] 65 -     if  {target_str.is_empty()} {
[INFO] [stderr] 65 +     if  target_str.is_empty() {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around `if` condition
[INFO] [stderr]   --> src/main.rs:73:9
[INFO] [stderr]    |
[INFO] [stderr] 73 |     if  {target_code.is_empty()} {
[INFO] [stderr]    |         ^                      ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr] 73 -     if  {target_code.is_empty()} {
[INFO] [stderr] 73 +     if  target_code.is_empty() {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around `if` condition
[INFO] [stderr]   --> src/main.rs:78:9
[INFO] [stderr]    |
[INFO] [stderr] 78 |     if  {target_code == "help".to_string()} {
[INFO] [stderr]    |         ^                                 ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr] 78 -     if  {target_code == "help".to_string()} {
[INFO] [stderr] 78 +     if  target_code == "help".to_string() {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: `minecraft_decorated_strings` (bin "minecraft_decorated_strings" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/minecraft_decorated_strings-e6d331573a961529)
[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" "6e978cf2b66c92aae80cccaacfe916862bd9c7b081c07656669ab86b000332c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e978cf2b66c92aae80cccaacfe916862bd9c7b081c07656669ab86b000332c7", kill_on_drop: false }`
[INFO] [stdout] 6e978cf2b66c92aae80cccaacfe916862bd9c7b081c07656669ab86b000332c7