[INFO] cloning repository https://github.com/Metaswitch/cargo-swagger
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Metaswitch/cargo-swagger" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMetaswitch%2Fcargo-swagger", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMetaswitch%2Fcargo-swagger'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6725b79deccc045a79ccf8740b2b52aa4d1ba7e4
[INFO] checking Metaswitch/cargo-swagger against master#c5fbcd35a8217a17f6b63a22217ace06cf8f5f02 for pr-86194
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMetaswitch%2Fcargo-swagger" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Metaswitch/cargo-swagger on toolchain c5fbcd35a8217a17f6b63a22217ace06cf8f5f02
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Metaswitch/cargo-swagger
[INFO] finished tweaking git repo https://github.com/Metaswitch/cargo-swagger
[INFO] tweaked toml for git repo https://github.com/Metaswitch/cargo-swagger written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/Metaswitch/cargo-swagger already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5769ca555eab3eb42df92268a152e557d5a7af25f590d5d81b2e9341a95de767
[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" "5769ca555eab3eb42df92268a152e557d5a7af25f590d5d81b2e9341a95de767", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5769ca555eab3eb42df92268a152e557d5a7af25f590d5d81b2e9341a95de767", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5769ca555eab3eb42df92268a152e557d5a7af25f590d5d81b2e9341a95de767", kill_on_drop: false }`
[INFO] [stdout] 5769ca555eab3eb42df92268a152e557d5a7af25f590d5d81b2e9341a95de767
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2eb0725e8682832e727247653a8e837b7e590d9be75d5e08ecfe13525b3fcee5
[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" "2eb0725e8682832e727247653a8e837b7e590d9be75d5e08ecfe13525b3fcee5", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.40
[INFO] [stderr]    Compiling cc v1.0.10
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking lazy_static v1.0.0
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]    Compiling regex v0.2.10
[INFO] [stderr]     Checking num-traits v0.2.2
[INFO] [stderr]     Checking serde v1.0.38
[INFO] [stderr]     Checking rustc-demangle v0.1.7
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]    Compiling proc-macro2 v0.3.6
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking regex-syntax v0.5.5
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]    Compiling quote v0.5.1
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]    Compiling syn v0.13.1
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling serde_derive_internals v0.23.1
[INFO] [stderr]     Checking serde_yaml v0.7.3
[INFO] [stderr]    Compiling serde_derive v1.0.38
[INFO] [stderr]     Checking backtrace v0.3.6
[INFO] [stderr]     Checking docopt v0.8.3
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking cargo-swagger v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.90s
[INFO] running `Command { std: "docker" "inspect" "2eb0725e8682832e727247653a8e837b7e590d9be75d5e08ecfe13525b3fcee5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2eb0725e8682832e727247653a8e837b7e590d9be75d5e08ecfe13525b3fcee5", kill_on_drop: false }`
[INFO] [stdout] 2eb0725e8682832e727247653a8e837b7e590d9be75d5e08ecfe13525b3fcee5