[INFO] cloning repository https://github.com/hctob/rust-steg
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hctob/rust-steg" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhctob%2Frust-steg", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhctob%2Frust-steg'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4721882a638cc489186ba39b45b0daa4fd1266d3
[INFO] checking hctob/rust-steg against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhctob%2Frust-steg" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hctob/rust-steg 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/hctob/rust-steg
[INFO] finished tweaking git repo https://github.com/hctob/rust-steg
[INFO] tweaked toml for git repo https://github.com/hctob/rust-steg written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/hctob/rust-steg 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 0d521c2a0452b19a53dc8a0a3de50f2d8580d0c73fbc4acc20c8b03346f14f4a
[INFO] running `Command { std: "docker" "start" "-a" "0d521c2a0452b19a53dc8a0a3de50f2d8580d0c73fbc4acc20c8b03346f14f4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d521c2a0452b19a53dc8a0a3de50f2d8580d0c73fbc4acc20c8b03346f14f4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d521c2a0452b19a53dc8a0a3de50f2d8580d0c73fbc4acc20c8b03346f14f4a", kill_on_drop: false }`
[INFO] [stdout] 0d521c2a0452b19a53dc8a0a3de50f2d8580d0c73fbc4acc20c8b03346f14f4a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 8a05eeec48179fafeef991b533678a87adb6cb5ba2846e724fcd4312e8f33f40
[INFO] running `Command { std: "docker" "start" "-a" "8a05eeec48179fafeef991b533678a87adb6cb5ba2846e724fcd4312e8f33f40", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking steg v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "8a05eeec48179fafeef991b533678a87adb6cb5ba2846e724fcd4312e8f33f40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a05eeec48179fafeef991b533678a87adb6cb5ba2846e724fcd4312e8f33f40", kill_on_drop: false }`
[INFO] [stdout] 8a05eeec48179fafeef991b533678a87adb6cb5ba2846e724fcd4312e8f33f40