[INFO] fetching crate stag 0.3.0...
[INFO] testing stag-0.3.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate stag 0.3.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate stag 0.3.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stag 0.3.0
[INFO] finished tweaking crates.io crate stag 0.3.0
[INFO] tweaked toml for crates.io crate stag 0.3.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e50b4f1d795eb2977bdb6c25a60c33226415c2079c4ccc21eaea08e66bc619ac
[INFO] running `Command { std: "docker" "start" "-a" "e50b4f1d795eb2977bdb6c25a60c33226415c2079c4ccc21eaea08e66bc619ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e50b4f1d795eb2977bdb6c25a60c33226415c2079c4ccc21eaea08e66bc619ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e50b4f1d795eb2977bdb6c25a60c33226415c2079c4ccc21eaea08e66bc619ac", kill_on_drop: false }`
[INFO] [stdout] e50b4f1d795eb2977bdb6c25a60c33226415c2079c4ccc21eaea08e66bc619ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa905d89cd92821c8ef5bea9d6b381050a8298751e2a102056c736443eeb652f
[INFO] running `Command { std: "docker" "start" "-a" "aa905d89cd92821c8ef5bea9d6b381050a8298751e2a102056c736443eeb652f", kill_on_drop: false }`
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling inflate v0.3.4
[INFO] [stderr]    Compiling deflate v0.7.20
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling gif v0.9.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling png v0.11.0
[INFO] [stderr]    Compiling image v0.17.0
[INFO] [stderr]    Compiling stag v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.29s
[INFO] running `Command { std: "docker" "inspect" "aa905d89cd92821c8ef5bea9d6b381050a8298751e2a102056c736443eeb652f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa905d89cd92821c8ef5bea9d6b381050a8298751e2a102056c736443eeb652f", kill_on_drop: false }`
[INFO] [stdout] aa905d89cd92821c8ef5bea9d6b381050a8298751e2a102056c736443eeb652f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66242a5dffe9aca3686179566a28de231b0a2836a17766e1b089ca480487ba14
[INFO] running `Command { std: "docker" "start" "-a" "66242a5dffe9aca3686179566a28de231b0a2836a17766e1b089ca480487ba14", kill_on_drop: false }`
[INFO] [stderr]    Compiling stag v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.05s
[INFO] running `Command { std: "docker" "inspect" "66242a5dffe9aca3686179566a28de231b0a2836a17766e1b089ca480487ba14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66242a5dffe9aca3686179566a28de231b0a2836a17766e1b089ca480487ba14", kill_on_drop: false }`
[INFO] [stdout] 66242a5dffe9aca3686179566a28de231b0a2836a17766e1b089ca480487ba14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 34e1fe0a28a9f5c8d60212ff5ced55ea2950cd3b3abbe47f8660f68f0a092772
[INFO] running `Command { std: "docker" "start" "-a" "34e1fe0a28a9f5c8d60212ff5ced55ea2950cd3b3abbe47f8660f68f0a092772", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/stag-515d6842dd922fc6)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test gray_alpha::test::all ... ok
[INFO] [stdout] test rgba::test::all ... ok
[INFO] [stdout] test rgb::test::all ... ok
[INFO] [stdout] test gray_alpha::test::alpha ... ok
[INFO] [stdout] test rgba::test::alpha ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "34e1fe0a28a9f5c8d60212ff5ced55ea2950cd3b3abbe47f8660f68f0a092772", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34e1fe0a28a9f5c8d60212ff5ced55ea2950cd3b3abbe47f8660f68f0a092772", kill_on_drop: false }`
[INFO] [stdout] 34e1fe0a28a9f5c8d60212ff5ced55ea2950cd3b3abbe47f8660f68f0a092772