[INFO] fetching crate minecraft_screenshot_parser 0.3.0...
[INFO] checking minecraft_screenshot_parser-0.3.0 against master#6526e5c772f2da07db745c94ca6bb0a591a39ba4 for pr-80920
[INFO] extracting crate minecraft_screenshot_parser 0.3.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate minecraft_screenshot_parser 0.3.0 on toolchain 6526e5c772f2da07db745c94ca6bb0a591a39ba4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate minecraft_screenshot_parser 0.3.0
[INFO] finished tweaking crates.io crate minecraft_screenshot_parser 0.3.0
[INFO] tweaked toml for crates.io crate minecraft_screenshot_parser 0.3.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate minecraft_screenshot_parser 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6103926ccc6c09c6d7d416907ceb469ee7e8d27c8739c6e3c124f5a856001118
[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" "6103926ccc6c09c6d7d416907ceb469ee7e8d27c8739c6e3c124f5a856001118", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6103926ccc6c09c6d7d416907ceb469ee7e8d27c8739c6e3c124f5a856001118", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6103926ccc6c09c6d7d416907ceb469ee7e8d27c8739c6e3c124f5a856001118", kill_on_drop: false }`
[INFO] [stdout] 6103926ccc6c09c6d7d416907ceb469ee7e8d27c8739c6e3c124f5a856001118
[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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5220e0b3f3b5a3c50f9932d7a0ca216bce48a80161d4d09ea88f0327aee78b17
[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" "5220e0b3f3b5a3c50f9932d7a0ca216bce48a80161d4d09ea88f0327aee78b17", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking bytemuck v1.4.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-bigint v0.3.0
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking jpeg-decoder v0.1.20
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]     Checking conv v0.3.3
[INFO] [stderr]     Checking png v0.16.7
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking num-complex v0.3.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rulinalg v0.4.2
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]     Checking num v0.3.0
[INFO] [stderr]     Checking image v0.23.9
[INFO] [stderr]     Checking imageproc v0.21.0
[INFO] [stderr]     Checking minecraft_screenshot_parser v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.56s
[INFO] running `Command { std: "docker" "inspect" "5220e0b3f3b5a3c50f9932d7a0ca216bce48a80161d4d09ea88f0327aee78b17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5220e0b3f3b5a3c50f9932d7a0ca216bce48a80161d4d09ea88f0327aee78b17", kill_on_drop: false }`
[INFO] [stdout] 5220e0b3f3b5a3c50f9932d7a0ca216bce48a80161d4d09ea88f0327aee78b17