[INFO] fetching crate runcc 1.1.0... [INFO] checking runcc-1.1.0 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141 [INFO] extracting crate runcc 1.1.0 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate runcc 1.1.0 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate runcc 1.1.0 [INFO] finished tweaking crates.io crate runcc 1.1.0 [INFO] tweaked toml for crates.io crate runcc 1.1.0 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate crates.io crate runcc 1.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 12ed93be0bfcb595b14eaac8bf9afa15de672076fc4e130db87875ab7fdd51d8 [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" "12ed93be0bfcb595b14eaac8bf9afa15de672076fc4e130db87875ab7fdd51d8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "12ed93be0bfcb595b14eaac8bf9afa15de672076fc4e130db87875ab7fdd51d8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "12ed93be0bfcb595b14eaac8bf9afa15de672076fc4e130db87875ab7fdd51d8", kill_on_drop: false }` [INFO] [stdout] 12ed93be0bfcb595b14eaac8bf9afa15de672076fc4e130db87875ab7fdd51d8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] acbd8b49977f6373da1915ad5bc61ad35013ea83028718a04693f606e712df46 [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" "acbd8b49977f6373da1915ad5bc61ad35013ea83028718a04693f606e712df46", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.29 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking os_str_bytes v3.1.0 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking dtoa v0.4.8 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Compiling tokio v1.11.0 [INFO] [stderr] Checking yaml-rust v0.4.5 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking mio v0.7.13 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking textwrap v0.14.2 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling syn v1.0.76 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling clap_derive v3.0.0-beta.4 [INFO] [stderr] Compiling tokio-macros v1.3.0 [INFO] [stderr] Checking clap v3.0.0-beta.4 [INFO] [stderr] Checking ron v0.6.5 [INFO] [stderr] Checking serde_yaml v0.8.20 [INFO] [stderr] Checking serde_json v1.0.67 [INFO] [stderr] Checking toml v0.5.8 [INFO] [stderr] Checking runcc v1.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `data` [INFO] [stdout] --> src/run/command/spawned.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | data: T, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `killer` [INFO] [stdout] --> src/run/command/spawned.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | killer: kill::CommandKiller, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/run/system.rs:88:29 [INFO] [stdout] | [INFO] [stdout] 88 | ... &plugin.on_command_exited(cmd.clone()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 88 | let _ = &plugin.on_command_exited(cmd.clone()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/run/system.rs:123:37 [INFO] [stdout] | [INFO] [stdout] 123 | ... &plugin.on_command_exited(cmd); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 123 | let _ = &plugin.on_command_exited(cmd); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/run/system.rs:126:37 [INFO] [stdout] | [INFO] [stdout] 126 | ... &plugin.on_command_exited(cmd.clone()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 126 | let _ = &plugin.on_command_exited(cmd.clone()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `data` [INFO] [stdout] --> src/run/command/spawned.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | data: T, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `killer` [INFO] [stdout] --> src/run/command/spawned.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | killer: kill::CommandKiller, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/run/system.rs:88:29 [INFO] [stdout] | [INFO] [stdout] 88 | ... &plugin.on_command_exited(cmd.clone()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 88 | let _ = &plugin.on_command_exited(cmd.clone()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/run/system.rs:123:37 [INFO] [stdout] | [INFO] [stdout] 123 | ... &plugin.on_command_exited(cmd); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 123 | let _ = &plugin.on_command_exited(cmd); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/run/system.rs:126:37 [INFO] [stdout] | [INFO] [stdout] 126 | ... &plugin.on_command_exited(cmd.clone()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 126 | let _ = &plugin.on_command_exited(cmd.clone()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 52.96s [INFO] running `Command { std: "docker" "inspect" "acbd8b49977f6373da1915ad5bc61ad35013ea83028718a04693f606e712df46", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "acbd8b49977f6373da1915ad5bc61ad35013ea83028718a04693f606e712df46", kill_on_drop: false }` [INFO] [stdout] acbd8b49977f6373da1915ad5bc61ad35013ea83028718a04693f606e712df46