[INFO] fetching crate captcha 0.0.9...
[INFO] checking captcha-0.0.9 against try#8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f for pr-114559
[INFO] extracting crate captcha 0.0.9 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate captcha 0.0.9 on toolchain 8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate captcha 0.0.9
[INFO] finished tweaking crates.io crate captcha 0.0.9
[INFO] tweaked toml for crates.io crate captcha 0.0.9 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate captcha 0.0.9 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4bd8bdc5ec18d7d6c4dfc83a006940b2141192fbf7f2743778a3ff7e9142c9b9
[INFO] running `Command { std: "docker" "start" "-a" "4bd8bdc5ec18d7d6c4dfc83a006940b2141192fbf7f2743778a3ff7e9142c9b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4bd8bdc5ec18d7d6c4dfc83a006940b2141192fbf7f2743778a3ff7e9142c9b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bd8bdc5ec18d7d6c4dfc83a006940b2141192fbf7f2743778a3ff7e9142c9b9", kill_on_drop: false }`
[INFO] [stdout] 4bd8bdc5ec18d7d6c4dfc83a006940b2141192fbf7f2743778a3ff7e9142c9b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96dc89f139ee6bd3184c13420df8017de9055a674a989f4c53c86d640c75981a
[INFO] running `Command { std: "docker" "start" "-a" "96dc89f139ee6bd3184c13420df8017de9055a674a989f4c53c86d640c75981a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.122
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]     Checking bytemuck v1.9.1
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]     Checking miniz_oxide v0.5.1
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]     Checking deflate v1.0.0
[INFO] [stderr]     Checking num_threads v0.1.5
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking rgb v0.8.32
[INFO] [stderr]     Checking png v0.17.5
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking flate2 v1.0.22
[INFO] [stderr]     Checking time v0.3.9
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking image v0.24.1
[INFO] [stderr]     Checking fallible_collections v0.4.4
[INFO] [stderr]     Checking lodepng v3.6.1
[INFO] [stderr]     Checking captcha v0.0.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.69s
[INFO] running `Command { std: "docker" "inspect" "96dc89f139ee6bd3184c13420df8017de9055a674a989f4c53c86d640c75981a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96dc89f139ee6bd3184c13420df8017de9055a674a989f4c53c86d640c75981a", kill_on_drop: false }`
[INFO] [stdout] 96dc89f139ee6bd3184c13420df8017de9055a674a989f4c53c86d640c75981a
