[INFO] cloning repository https://github.com/dev-null-matt/curl_bro
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dev-null-matt/curl_bro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdev-null-matt%2Fcurl_bro", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdev-null-matt%2Fcurl_bro'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c62e40049e7b5d37b4c12631b0ae1fe3f9dabd49
[INFO] checking dev-null-matt/curl_bro against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdev-null-matt%2Fcurl_bro" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dev-null-matt/curl_bro on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dev-null-matt/curl_bro
[INFO] finished tweaking git repo https://github.com/dev-null-matt/curl_bro
[INFO] tweaked toml for git repo https://github.com/dev-null-matt/curl_bro written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/dev-null-matt/curl_bro already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bd8ac3e22b3b8a9be9b1e21238b39cdfabf08506d9bd92e3f53a7ca7bf7c8aa9
[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" "bd8ac3e22b3b8a9be9b1e21238b39cdfabf08506d9bd92e3f53a7ca7bf7c8aa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd8ac3e22b3b8a9be9b1e21238b39cdfabf08506d9bd92e3f53a7ca7bf7c8aa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd8ac3e22b3b8a9be9b1e21238b39cdfabf08506d9bd92e3f53a7ca7bf7c8aa9", kill_on_drop: false }`
[INFO] [stdout] bd8ac3e22b3b8a9be9b1e21238b39cdfabf08506d9bd92e3f53a7ca7bf7c8aa9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "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] f26f42c148059d195332157eb793866709c44a747493d9f8f7deb048a74fdd51
[INFO] running `Command { std: "docker" "start" "-a" "f26f42c148059d195332157eb793866709c44a747493d9f8f7deb048a74fdd51", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]     Checking regex v1.2.0
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking curl_bro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `clap::ArgMatches`
[INFO] [stdout]  --> src/credential_extractor.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use clap::ArgMatches;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/credential_extractor.rs:120:20
[INFO] [stdout]     |
[INFO] [stdout] 120 |                 if (buffer.len() > 0) {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `clap::ArgMatches`
[INFO] [stdout]  --> src/credential_extractor.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use clap::ArgMatches;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/credential_extractor.rs:120:20
[INFO] [stdout]     |
[INFO] [stdout] 120 |                 if (buffer.len() > 0) {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.57s
[INFO] running `Command { std: "docker" "inspect" "f26f42c148059d195332157eb793866709c44a747493d9f8f7deb048a74fdd51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f26f42c148059d195332157eb793866709c44a747493d9f8f7deb048a74fdd51", kill_on_drop: false }`
[INFO] [stdout] f26f42c148059d195332157eb793866709c44a747493d9f8f7deb048a74fdd51