[INFO] updating cached repository https://github.com/maelvalais/rust-chat [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ddd63a81b2bc7d15709d81e3dfc79bf30bdb9c9e [INFO] checking maelvalais/rust-chat against try#5fdfba63a96c5e8ae0ebf6b8b66853110277087d for pr-73166 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaelvalais%2Frust-chat" "/workspace/builds/worker-13/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/maelvalais/rust-chat on toolchain 5fdfba63a96c5e8ae0ebf6b8b66853110277087d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/maelvalais/rust-chat [INFO] finished tweaking git repo https://github.com/maelvalais/rust-chat [INFO] tweaked toml for git repo https://github.com/maelvalais/rust-chat written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/maelvalais/rust-chat already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 698b4cc5f02c2f0d9aae7cf7327463ec8969c4f218a0ad47e3947f4c7c47e85c [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" "698b4cc5f02c2f0d9aae7cf7327463ec8969c4f218a0ad47e3947f4c7c47e85c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "698b4cc5f02c2f0d9aae7cf7327463ec8969c4f218a0ad47e3947f4c7c47e85c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "698b4cc5f02c2f0d9aae7cf7327463ec8969c4f218a0ad47e3947f4c7c47e85c", kill_on_drop: false }` [INFO] [stdout] 698b4cc5f02c2f0d9aae7cf7327463ec8969c4f218a0ad47e3947f4c7c47e85c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=forbid" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 218ae6f0de01ee5d1e99aec0c01b6ee8fb4d251b972178d2af3eea381e80124f [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" "218ae6f0de01ee5d1e99aec0c01b6ee8fb4d251b972178d2af3eea381e80124f", kill_on_drop: false }` [INFO] [stderr] Compiling cc v1.0.4 [INFO] [stderr] Checking libc v0.2.37 [INFO] [stderr] Checking cfg-if v0.1.2 [INFO] [stderr] Checking rustc-demangle v0.1.7 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking log v0.4.1 [INFO] [stderr] Checking colored v1.6.0 [INFO] [stderr] Checking atty v0.2.6 [INFO] [stderr] Checking clap v2.30.0 [INFO] [stderr] Compiling backtrace-sys v0.1.16 [INFO] [stderr] Checking backtrace v0.3.5 [INFO] [stderr] Checking error-chain v0.11.0 [INFO] [stderr] Checking rust-chat v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated item 'std::vec::Vec::::remove_item': Removing the first item equal to a needle is already easily possible with iterators and the current Vec methods. Furthermore, having a method for one particular case of removal (linear search, only the first item, no swap remove) but not for others is inconsistent. This method will be removed soon. [INFO] [stdout] --> src/main.rs:116:25 [INFO] [stdout] | [INFO] [stdout] 116 | writers.remove_item(&w); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::vec::Vec::::remove_item': Removing the first item equal to a needle is already easily possible with iterators and the current Vec methods. Furthermore, having a method for one particular case of removal (linear search, only the first item, no swap remove) but not for others is inconsistent. This method will be removed soon. [INFO] [stdout] --> src/main.rs:116:25 [INFO] [stdout] | [INFO] [stdout] 116 | writers.remove_item(&w); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 25.97s [INFO] running `Command { std: "docker" "inspect" "218ae6f0de01ee5d1e99aec0c01b6ee8fb4d251b972178d2af3eea381e80124f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "218ae6f0de01ee5d1e99aec0c01b6ee8fb4d251b972178d2af3eea381e80124f", kill_on_drop: false }` [INFO] [stdout] 218ae6f0de01ee5d1e99aec0c01b6ee8fb4d251b972178d2af3eea381e80124f