[INFO] cloning repository https://github.com/netvl/pub-rust-cargo-external-libs-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/netvl/pub-rust-cargo-external-libs-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnetvl%2Fpub-rust-cargo-external-libs-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnetvl%2Fpub-rust-cargo-external-libs-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 358948b3f01d4aa0b07dc24280c381c94c7809f1
[INFO] checking netvl/pub-rust-cargo-external-libs-example against master#db870ea71b6dcc7a91b999420b88f41d3cdd13e1 for pr-75192
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnetvl%2Fpub-rust-cargo-external-libs-example" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/netvl/pub-rust-cargo-external-libs-example on toolchain db870ea71b6dcc7a91b999420b88f41d3cdd13e1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/netvl/pub-rust-cargo-external-libs-example
[INFO] finished tweaking git repo https://github.com/netvl/pub-rust-cargo-external-libs-example
[INFO] tweaked toml for git repo https://github.com/netvl/pub-rust-cargo-external-libs-example written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/netvl/pub-rust-cargo-external-libs-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1dd7e803a59c726a038e1a4360050a7b4e8199af7de50a9e8717923bed90cfeb
[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" "1dd7e803a59c726a038e1a4360050a7b4e8199af7de50a9e8717923bed90cfeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1dd7e803a59c726a038e1a4360050a7b4e8199af7de50a9e8717923bed90cfeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dd7e803a59c726a038e1a4360050a7b4e8199af7de50a9e8717923bed90cfeb", kill_on_drop: false }`
[INFO] [stdout] 1dd7e803a59c726a038e1a4360050a7b4e8199af7de50a9e8717923bed90cfeb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "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] fd8838d77b37e8fc86065db52c2a9cc874fdded6d4091ca648bd9ae65e9b95dd
[INFO] running `Command { std: "docker" "start" "-a" "fd8838d77b37e8fc86065db52c2a9cc874fdded6d4091ca648bd9ae65e9b95dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling extlib v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: couldn't read bash build.sh: 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 `extlib`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "fd8838d77b37e8fc86065db52c2a9cc874fdded6d4091ca648bd9ae65e9b95dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd8838d77b37e8fc86065db52c2a9cc874fdded6d4091ca648bd9ae65e9b95dd", kill_on_drop: false }`
[INFO] [stdout] fd8838d77b37e8fc86065db52c2a9cc874fdded6d4091ca648bd9ae65e9b95dd