[INFO] fetching crate compression 0.1.5...
[INFO] checking compression-0.1.5 against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] extracting crate compression 0.1.5 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate compression 0.1.5 on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate compression 0.1.5
[INFO] finished tweaking crates.io crate compression 0.1.5
[INFO] tweaked toml for crates.io crate compression 0.1.5 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simple_logger v1.13.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac33e9defe38777c186ef8ef6414dc1cf48d18df10287b6ea847bf4e1b3a81a7
[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" "ac33e9defe38777c186ef8ef6414dc1cf48d18df10287b6ea847bf4e1b3a81a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac33e9defe38777c186ef8ef6414dc1cf48d18df10287b6ea847bf4e1b3a81a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac33e9defe38777c186ef8ef6414dc1cf48d18df10287b6ea847bf4e1b3a81a7", kill_on_drop: false }`
[INFO] [stdout] ac33e9defe38777c186ef8ef6414dc1cf48d18df10287b6ea847bf4e1b3a81a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 0194ed0afd71f5e17f6b99975b43b465ddefcb8f034dfed65bee5b18ba8df548
[INFO] running `Command { std: "docker" "start" "-a" "0194ed0afd71f5e17f6b99975b43b465ddefcb8f034dfed65bee5b18ba8df548", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]     Checking compression v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> src/crc32.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |         { make_table_reverse(0xEDB8_8320) };
[INFO] [stdout]    |         ^^                               ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 17 -         { make_table_reverse(0xEDB8_8320) };
[INFO] [stdout] 17 +         make_table_reverse(0xEDB8_8320);
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> src/crc32.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         { make_table_normal(0x04C1_1DB7) };
[INFO] [stdout]    |         ^^                              ^^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 30 -         { make_table_normal(0x04C1_1DB7) };
[INFO] [stdout] 30 +         make_table_normal(0x04C1_1DB7);
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking simple_logger v1.13.0
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> src/crc32.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |         { make_table_reverse(0xEDB8_8320) };
[INFO] [stdout]    |         ^^                               ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 17 -         { make_table_reverse(0xEDB8_8320) };
[INFO] [stdout] 17 +         make_table_reverse(0xEDB8_8320);
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> src/crc32.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         { make_table_normal(0x04C1_1DB7) };
[INFO] [stdout]    |         ^^                              ^^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 30 -         { make_table_normal(0x04C1_1DB7) };
[INFO] [stdout] 30 +         make_table_normal(0x04C1_1DB7);
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.07s
[INFO] running `Command { std: "docker" "inspect" "0194ed0afd71f5e17f6b99975b43b465ddefcb8f034dfed65bee5b18ba8df548", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0194ed0afd71f5e17f6b99975b43b465ddefcb8f034dfed65bee5b18ba8df548", kill_on_drop: false }`
[INFO] [stdout] 0194ed0afd71f5e17f6b99975b43b465ddefcb8f034dfed65bee5b18ba8df548