[INFO] cloning repository https://github.com/kvark/ref-image
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kvark/ref-image" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkvark%2Fref-image", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkvark%2Fref-image'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d2b4d2347f0fd760676327c4851fadd2b353c5ae
[INFO] checking kvark/ref-image against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkvark%2Fref-image" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kvark/ref-image on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kvark/ref-image
[INFO] finished tweaking git repo https://github.com/kvark/ref-image
[INFO] tweaked toml for git repo https://github.com/kvark/ref-image written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/kvark/ref-image already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 454abce76c8beed557edf28550370fb7cd19c276e7f0434db22653900813f7c0
[INFO] running `Command { std: "docker" "start" "-a" "454abce76c8beed557edf28550370fb7cd19c276e7f0434db22653900813f7c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "454abce76c8beed557edf28550370fb7cd19c276e7f0434db22653900813f7c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "454abce76c8beed557edf28550370fb7cd19c276e7f0434db22653900813f7c0", kill_on_drop: false }`
[INFO] [stdout] 454abce76c8beed557edf28550370fb7cd19c276e7f0434db22653900813f7c0
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 672382db129046cec82abb84f5110d91de8e582d3bfe3cdf7056ad2106012630
[INFO] running `Command { std: "docker" "start" "-a" "672382db129046cec82abb84f5110d91de8e582d3bfe3cdf7056ad2106012630", kill_on_drop: false }`
[INFO] [stderr]     Checking num-traits v0.1.41
[INFO] [stderr]     Checking libc v0.2.34
[INFO] [stderr]     Checking byteorder v1.2.1
[INFO] [stderr]     Checking either v1.4.0
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling rayon-core v1.3.0
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking color_quant v1.0.0
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking scoped_threadpool v0.1.8
[INFO] [stderr]     Checking inflate v0.3.3
[INFO] [stderr]     Checking coco v0.1.1
[INFO] [stderr]     Checking gif v0.9.2
[INFO] [stderr]     Checking deflate v0.7.17
[INFO] [stderr]     Checking base64 v0.8.0
[INFO] [stderr]     Checking num-integer v0.1.35
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking num_cpus v1.7.0
[INFO] [stderr]     Checking rand v0.3.18
[INFO] [stderr]     Checking num-iter v0.1.34
[INFO] [stderr]     Checking num-rational v0.1.40
[INFO] [stderr]     Checking png v0.11.0
[INFO] [stderr]     Checking rayon v0.8.2
[INFO] [stderr]     Checking jpeg-decoder v0.1.13
[INFO] [stderr]     Checking image v0.18.0
[INFO] [stderr]     Checking ref_image v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.81s
[INFO] running `Command { std: "docker" "inspect" "672382db129046cec82abb84f5110d91de8e582d3bfe3cdf7056ad2106012630", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "672382db129046cec82abb84f5110d91de8e582d3bfe3cdf7056ad2106012630", kill_on_drop: false }`
[INFO] [stdout] 672382db129046cec82abb84f5110d91de8e582d3bfe3cdf7056ad2106012630