[INFO] cloning repository https://github.com/c2hub/pebble-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/c2hub/pebble-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fc2hub%2Fpebble-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fc2hub%2Fpebble-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f7c63698e9c109f68ccabae38c588aab4a0d584f
[INFO] testing c2hub/pebble-server against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fc2hub%2Fpebble-server" "/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/c2hub/pebble-server on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/c2hub/pebble-server
[INFO] finished tweaking git repo https://github.com/c2hub/pebble-server
[INFO] tweaked toml for git repo https://github.com/c2hub/pebble-server written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/c2hub/pebble-server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive_internals v0.15.1
[INFO] [stderr]   Downloaded serde_derive v1.0.8
[INFO] [stderr]   Downloaded serde_bytes v0.10.0
[INFO] [stderr]   Downloaded version-compare v0.0.4
[INFO] [stderr]   Downloaded serde_cbor v0.6.0
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", 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] 2998edd768506ff26680a05c96c11efabe179a81861c5355489da02e57fcbeb7
[INFO] running `Command { std: "docker" "start" "-a" "2998edd768506ff26680a05c96c11efabe179a81861c5355489da02e57fcbeb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2998edd768506ff26680a05c96c11efabe179a81861c5355489da02e57fcbeb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2998edd768506ff26680a05c96c11efabe179a81861c5355489da02e57fcbeb7", kill_on_drop: false }`
[INFO] [stdout] 2998edd768506ff26680a05c96c11efabe179a81861c5355489da02e57fcbeb7
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 842b0ca1afd67a4222d9ae38ac44d2aaa1f989c9cc7fd8d0a6c7c92257d0a10f
[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" "842b0ca1afd67a4222d9ae38ac44d2aaa1f989c9cc7fd8d0a6c7c92257d0a10f", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling serde v1.0.8
[INFO] [stderr]    Compiling version-compare v0.0.4
[INFO] [stderr]    Compiling lazy_static v0.2.8
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stdout] error[E0621]: explicit lifetime required in the type of `other`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/version-compare-0.0.4/src/version.rs:306:9
[INFO] [stdout]     |
[INFO] [stdout] 304 |     pub fn compare(&self, other: &Version) -> CompOp {
[INFO] [stdout]     |                                  -------- help: add explicit lifetime `'a` to the type of `other`: `&Version<'a>`
[INFO] [stdout] 305 |         // Compare the versions with their peekable iterators
[INFO] [stdout] 306 |         Self::compare_iter(
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^ lifetime `'a` required
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0621`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `version-compare` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "842b0ca1afd67a4222d9ae38ac44d2aaa1f989c9cc7fd8d0a6c7c92257d0a10f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "842b0ca1afd67a4222d9ae38ac44d2aaa1f989c9cc7fd8d0a6c7c92257d0a10f", kill_on_drop: false }`
[INFO] [stdout] 842b0ca1afd67a4222d9ae38ac44d2aaa1f989c9cc7fd8d0a6c7c92257d0a10f