[INFO] cloning repository https://github.com/StephanDollberg/PingPong [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/StephanDollberg/PingPong" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStephanDollberg%2FPingPong", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStephanDollberg%2FPingPong'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7498571b5b0f4816a8877c3f06da7bc47960c7c0 [INFO] checking StephanDollberg/PingPong against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStephanDollberg%2FPingPong" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/StephanDollberg/PingPong on toolchain 90442458ac46b1d5eed752c316da25450f67285b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/StephanDollberg/PingPong [INFO] finished tweaking git repo https://github.com/StephanDollberg/PingPong [INFO] tweaked toml for git repo https://github.com/StephanDollberg/PingPong written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/StephanDollberg/PingPong already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+90442458ac46b1d5eed752c316da25450f67285b" "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] da531e9774ec180de9c9e3a3dda30349f759959800ba40bc8669c228fa8d0b3e [INFO] running `Command { std: "docker" "start" "-a" "da531e9774ec180de9c9e3a3dda30349f759959800ba40bc8669c228fa8d0b3e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "da531e9774ec180de9c9e3a3dda30349f759959800ba40bc8669c228fa8d0b3e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "da531e9774ec180de9c9e3a3dda30349f759959800ba40bc8669c228fa8d0b3e", kill_on_drop: false }` [INFO] [stdout] da531e9774ec180de9c9e3a3dda30349f759959800ba40bc8669c228fa8d0b3e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] adf4afd84e509027ea636f293330bbb365189b5ca3a01ccd9ad590ab06b15f58 [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" "adf4afd84e509027ea636f293330bbb365189b5ca3a01ccd9ad590ab06b15f58", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking libc v0.2.42 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking pingpong v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/lib.rs:98:29 [INFO] [stdout] | [INFO] [stdout] 98 | fn send_data(&mut self, &[u8]) -> std::io::Result; [INFO] [stdout] | ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &[u8]` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/lib.rs:99:29 [INFO] [stdout] | [INFO] [stdout] 99 | fn recv_data(&mut self, &mut [u8]) -> std::io::Result; [INFO] [stdout] | ^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut [u8]` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/lib.rs:98:29 [INFO] [stdout] | [INFO] [stdout] 98 | fn send_data(&mut self, &[u8]) -> std::io::Result; [INFO] [stdout] | ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &[u8]` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/lib.rs:99:29 [INFO] [stdout] | [INFO] [stdout] 99 | fn recv_data(&mut self, &mut [u8]) -> std::io::Result; [INFO] [stdout] | ^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut [u8]` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [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 7.09s [INFO] running `Command { std: "docker" "inspect" "adf4afd84e509027ea636f293330bbb365189b5ca3a01ccd9ad590ab06b15f58", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "adf4afd84e509027ea636f293330bbb365189b5ca3a01ccd9ad590ab06b15f58", kill_on_drop: false }` [INFO] [stdout] adf4afd84e509027ea636f293330bbb365189b5ca3a01ccd9ad590ab06b15f58