[INFO] fetching crate imagehead 0.1.0...
[INFO] testing imagehead-0.1.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate imagehead 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate imagehead 0.1.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate imagehead 0.1.0
[INFO] finished tweaking crates.io crate imagehead 0.1.0
[INFO] tweaked toml for crates.io crate imagehead 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate imagehead 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 808f2716f9152be699a2ae1944a293bff0f2c262a64fe749f02341d0c8748979
[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" "808f2716f9152be699a2ae1944a293bff0f2c262a64fe749f02341d0c8748979", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "808f2716f9152be699a2ae1944a293bff0f2c262a64fe749f02341d0c8748979", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "808f2716f9152be699a2ae1944a293bff0f2c262a64fe749f02341d0c8748979", kill_on_drop: false }`
[INFO] [stdout] 808f2716f9152be699a2ae1944a293bff0f2c262a64fe749f02341d0c8748979
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3db943fc5247c95e92a2de169b8447474f0b18d10875863823c85cc929c92586
[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" "3db943fc5247c95e92a2de169b8447474f0b18d10875863823c85cc929c92586", kill_on_drop: false }`
[INFO] [stderr]    Compiling imagehead v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.73s
[INFO] running `Command { std: "docker" "inspect" "3db943fc5247c95e92a2de169b8447474f0b18d10875863823c85cc929c92586", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3db943fc5247c95e92a2de169b8447474f0b18d10875863823c85cc929c92586", kill_on_drop: false }`
[INFO] [stdout] 3db943fc5247c95e92a2de169b8447474f0b18d10875863823c85cc929c92586
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f49d88765bb2c19b6535643f90997ce1d3ec773289c64804d5d517b1e223ddd
[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" "3f49d88765bb2c19b6535643f90997ce1d3ec773289c64804d5d517b1e223ddd", kill_on_drop: false }`
[INFO] [stderr]    Compiling imagehead v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.55s
[INFO] running `Command { std: "docker" "inspect" "3f49d88765bb2c19b6535643f90997ce1d3ec773289c64804d5d517b1e223ddd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f49d88765bb2c19b6535643f90997ce1d3ec773289c64804d5d517b1e223ddd", kill_on_drop: false }`
[INFO] [stdout] 3f49d88765bb2c19b6535643f90997ce1d3ec773289c64804d5d517b1e223ddd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 738dc950bf454327625211cdda9b88f7a5a8073896b7737e20a45fefe3e496dc
[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" "738dc950bf454327625211cdda9b88f7a5a8073896b7737e20a45fefe3e496dc", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/imagehead-68c7b88dd07e72e1)
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/info-4ccf55033454dc6e)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests imagehead
[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] [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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - ImageMeta::from_bytes (line 43) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - ImageMeta::from_bytes (line 43) stdout ----
[INFO] [stdout] error: `match` arm body without braces
[INFO] [stdout]  --> src/lib.rs:46:10
[INFO] [stdout]   |
[INFO] [stdout] 5 |     None => panic!("Unknown image format!");
[INFO] [stdout]   |          -- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^- help: use a comma to end a `match` arm expression: `,`
[INFO] [stdout]   |          |  |
[INFO] [stdout]   |          |  this statement is not surrounded by a body
[INFO] [stdout]   |          while parsing the `match` arm starting here
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `ImageMeta`
[INFO] [stdout]  --> src/lib.rs:48:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | assert_eq!(ImageMeta::Png, info.kind);
[INFO] [stdout]   |            ^^^^^^^^^ use of undeclared type `ImageMeta`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `ImageMeta`
[INFO] [stdout]  --> src/lib.rs:44:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | let info = match ImageMeta::from_bytes(&png_image) {
[INFO] [stdout]   |                  ^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use imagehead::ImageMeta;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `png_image` in this scope
[INFO] [stdout]  --> src/lib.rs:44:41
[INFO] [stdout]   |
[INFO] [stdout] 3 | let info = match ImageMeta::from_bytes(&png_image) {
[INFO] [stdout]   |                                         ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - ImageMeta::from_bytes (line 43)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.26s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "738dc950bf454327625211cdda9b88f7a5a8073896b7737e20a45fefe3e496dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "738dc950bf454327625211cdda9b88f7a5a8073896b7737e20a45fefe3e496dc", kill_on_drop: false }`
[INFO] [stdout] 738dc950bf454327625211cdda9b88f7a5a8073896b7737e20a45fefe3e496dc
