[INFO] cloning repository https://github.com/ptechen/proxy
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ptechen/proxy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fptechen%2Fproxy"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fptechen%2Fproxy'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c87c001b262279161efabd6f7d99065d4b8aad5d
[INFO] testing ptechen/proxy against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fptechen%2Fproxy" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ptechen/proxy on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ptechen/proxy
[INFO] finished tweaking git repo https://github.com/ptechen/proxy
[INFO] tweaked toml for git repo https://github.com/ptechen/proxy written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/ptechen/proxy already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6744715182b705bb5b6013c844f2709e72bbd4c82a81b07cd0b08fd1f11b636d
[INFO] running `"docker" "start" "-a" "6744715182b705bb5b6013c844f2709e72bbd4c82a81b07cd0b08fd1f11b636d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling backtrace-sys v0.1.35
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]    Compiling mio v0.7.0 (https://github.com/tokio-rs/mio.git#aaa243cf)
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling backtrace v0.3.46
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling failure_derive v0.1.7
[INFO] [stderr]    Compiling failure v0.1.7
[INFO] [stderr]    Compiling exitfailure v0.5.1
[INFO] [stderr]    Compiling structopt-derive v0.4.5
[INFO] [stderr]    Compiling structopt v0.3.12
[INFO] [stderr]    Compiling proxy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `YamlEmitter`
[INFO] [stderr]   --> src/proxy.rs:23:33
[INFO] [stderr]    |
[INFO] [stderr] 23 |     use yaml_rust::{YamlLoader, YamlEmitter};
[INFO] [stderr]    |                                 ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.27s
[INFO] running `"docker" "inspect" "6744715182b705bb5b6013c844f2709e72bbd4c82a81b07cd0b08fd1f11b636d"`
[INFO] running `"docker" "rm" "-f" "6744715182b705bb5b6013c844f2709e72bbd4c82a81b07cd0b08fd1f11b636d"`
[INFO] [stdout] 6744715182b705bb5b6013c844f2709e72bbd4c82a81b07cd0b08fd1f11b636d
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9c819b8ac860b606114a7b3a9b757a36735fee81000a0c2c0a4c7669a50126cf
[INFO] running `"docker" "start" "-a" "9c819b8ac860b606114a7b3a9b757a36735fee81000a0c2c0a4c7669a50126cf"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proxy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0432]: unresolved import `crate::create_md5`
[INFO] [stderr]  --> src/proxy.rs:4:9
[INFO] [stderr]   |
[INFO] [stderr] 4 |     use crate::create_md5;
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^ no `create_md5` in the root
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `YamlEmitter`
[INFO] [stderr]   --> src/proxy.rs:23:33
[INFO] [stderr]    |
[INFO] [stderr] 23 |     use yaml_rust::{YamlLoader, YamlEmitter};
[INFO] [stderr]    |                                 ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error; 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `proxy`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "9c819b8ac860b606114a7b3a9b757a36735fee81000a0c2c0a4c7669a50126cf"`
[INFO] running `"docker" "rm" "-f" "9c819b8ac860b606114a7b3a9b757a36735fee81000a0c2c0a4c7669a50126cf"`
[INFO] [stdout] 9c819b8ac860b606114a7b3a9b757a36735fee81000a0c2c0a4c7669a50126cf