[INFO] cloning repository https://github.com/k-masatany/rusternel
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/k-masatany/rusternel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fk-masatany%2Frusternel", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fk-masatany%2Frusternel'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a333caf68477414af542e28e58849782a5853d72
[INFO] checking k-masatany/rusternel against 1.55.0 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fk-masatany%2Frusternel" "/workspace/builds/worker-68/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-68/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/k-masatany/rusternel on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/k-masatany/rusternel
[INFO] finished tweaking git repo https://github.com/k-masatany/rusternel
[INFO] tweaked toml for git repo https://github.com/k-masatany/rusternel written to /workspace/builds/worker-68/source/Cargo.toml
[INFO] crate git repo https://github.com/k-masatany/rusternel already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 64d78e8ba2130bf42dd7c2178ccd0fd5a35d6e4b61cd5ba9e3446d60d73efc7d
[INFO] running `Command { std: "docker" "start" "-a" "64d78e8ba2130bf42dd7c2178ccd0fd5a35d6e4b61cd5ba9e3446d60d73efc7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64d78e8ba2130bf42dd7c2178ccd0fd5a35d6e4b61cd5ba9e3446d60d73efc7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64d78e8ba2130bf42dd7c2178ccd0fd5a35d6e4b61cd5ba9e3446d60d73efc7d", kill_on_drop: false }`
[INFO] [stdout] 64d78e8ba2130bf42dd7c2178ccd0fd5a35d6e4b61cd5ba9e3446d60d73efc7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 61fc11ba9b25fda421f4104b417f5519327cafab5d19dee651ad4f6546fab7f5
[INFO] running `Command { std: "docker" "start" "-a" "61fc11ba9b25fda421f4104b417f5519327cafab5d19dee651ad4f6546fab7f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusternel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: couldn't read build.rs: No such file or directory (os error 2)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rusternel` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "61fc11ba9b25fda421f4104b417f5519327cafab5d19dee651ad4f6546fab7f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61fc11ba9b25fda421f4104b417f5519327cafab5d19dee651ad4f6546fab7f5", kill_on_drop: false }`
[INFO] [stdout] 61fc11ba9b25fda421f4104b417f5519327cafab5d19dee651ad4f6546fab7f5
