[INFO] fetching crate color-thief 0.2.1...
[INFO] checking color-thief-0.2.1 against try#22dd2dd1dc07f63ae9394352d412f020d2985684 for pr-74627
[INFO] extracting crate color-thief 0.2.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate color-thief 0.2.1 on toolchain 22dd2dd1dc07f63ae9394352d412f020d2985684
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+22dd2dd1dc07f63ae9394352d412f020d2985684" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate color-thief 0.2.1
[INFO] finished tweaking crates.io crate color-thief 0.2.1
[INFO] tweaked toml for crates.io crate color-thief 0.2.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+22dd2dd1dc07f63ae9394352d412f020d2985684" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+22dd2dd1dc07f63ae9394352d412f020d2985684" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+22dd2dd1dc07f63ae9394352d412f020d2985684" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6cab841143f6279f0fe1dd80882a8a1a8d634d5b7698b2e718e1bfa2fe88c13
[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" "a6cab841143f6279f0fe1dd80882a8a1a8d634d5b7698b2e718e1bfa2fe88c13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6cab841143f6279f0fe1dd80882a8a1a8d634d5b7698b2e718e1bfa2fe88c13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6cab841143f6279f0fe1dd80882a8a1a8d634d5b7698b2e718e1bfa2fe88c13", kill_on_drop: false }`
[INFO] [stdout] a6cab841143f6279f0fe1dd80882a8a1a8d634d5b7698b2e718e1bfa2fe88c13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+22dd2dd1dc07f63ae9394352d412f020d2985684" "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] ec831da75d702ea0a07a0ca29ef5427211b8f57553b9c1251070030480e8214a
[INFO] running `Command { std: "docker" "start" "-a" "ec831da75d702ea0a07a0ca29ef5427211b8f57553b9c1251070030480e8214a", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking adler32 v1.1.0
[INFO] [stderr]     Checking bytemuck v1.3.1
[INFO] [stderr]     Checking bencher v0.1.5
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking rgb v0.8.20
[INFO] [stderr]     Checking color-thief v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking jpeg-decoder v0.1.20
[INFO] [stderr]     Checking num-iter v0.1.41
[INFO] [stderr]     Checking png v0.15.3
[INFO] [stderr]     Checking image v0.22.5
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.89s
[INFO] running `Command { std: "docker" "inspect" "ec831da75d702ea0a07a0ca29ef5427211b8f57553b9c1251070030480e8214a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec831da75d702ea0a07a0ca29ef5427211b8f57553b9c1251070030480e8214a", kill_on_drop: false }`
[INFO] [stdout] ec831da75d702ea0a07a0ca29ef5427211b8f57553b9c1251070030480e8214a