[INFO] cloning repository https://github.com/andrewwebber/rust-tasks [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/andrewwebber/rust-tasks" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrewwebber%2Frust-tasks", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrewwebber%2Frust-tasks'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c9ab87a24121f684aa49248b2a4a8806cc8682eb [INFO] checking andrewwebber/rust-tasks against master#339e19697a39a78f4d669c217b7d21109215de41 for pr-81213 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrewwebber%2Frust-tasks" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/andrewwebber/rust-tasks on toolchain 339e19697a39a78f4d669c217b7d21109215de41 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/andrewwebber/rust-tasks [INFO] finished tweaking git repo https://github.com/andrewwebber/rust-tasks [INFO] tweaked toml for git repo https://github.com/andrewwebber/rust-tasks written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/andrewwebber/rust-tasks already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a6603c8272bca0f1902b19100d9dda3b477a9d197374135d18bb98b257e888e0 [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" "a6603c8272bca0f1902b19100d9dda3b477a9d197374135d18bb98b257e888e0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a6603c8272bca0f1902b19100d9dda3b477a9d197374135d18bb98b257e888e0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a6603c8272bca0f1902b19100d9dda3b477a9d197374135d18bb98b257e888e0", kill_on_drop: false }` [INFO] [stdout] a6603c8272bca0f1902b19100d9dda3b477a9d197374135d18bb98b257e888e0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8dbdd9d93eda06c6ad90ba4116b9a74246bfdf5856a5842f45dc00dc7b07b4d0 [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" "8dbdd9d93eda06c6ad90ba4116b9a74246bfdf5856a5842f45dc00dc7b07b4d0", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.34 [INFO] [stderr] Compiling libc v0.2.72 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling pin-project-internal v0.4.22 [INFO] [stderr] Compiling proc-macro-nested v0.1.6 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking bytes v0.5.6 [INFO] [stderr] Checking futures-channel v0.3.5 [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking net2 v0.2.34 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking signal-hook-registry v1.2.0 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Compiling futures-macro v0.3.5 [INFO] [stderr] Compiling tokio-macros v0.2.5 [INFO] [stderr] Checking tokio v0.2.21 [INFO] [stderr] Checking pin-project v0.4.22 [INFO] [stderr] Checking futures-util v0.3.5 [INFO] [stderr] Checking futures-executor v0.3.5 [INFO] [stderr] Checking futures v0.3.5 [INFO] [stderr] Checking tasks v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `pin_mut`, `select` [INFO] [stdout] --> src/main.rs:1:40 [INFO] [stdout] | [INFO] [stdout] 1 | use futures::{future::FutureExt, join, pin_mut, select}; [INFO] [stdout] | ^^^^^^^ ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `pin_mut`, `select` [INFO] [stdout] --> src/main.rs:1:40 [INFO] [stdout] | [INFO] [stdout] 1 | use futures::{future::FutureExt, join, pin_mut, select}; [INFO] [stdout] | ^^^^^^^ ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` 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 47.25s [INFO] running `Command { std: "docker" "inspect" "8dbdd9d93eda06c6ad90ba4116b9a74246bfdf5856a5842f45dc00dc7b07b4d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8dbdd9d93eda06c6ad90ba4116b9a74246bfdf5856a5842f45dc00dc7b07b4d0", kill_on_drop: false }` [INFO] [stdout] 8dbdd9d93eda06c6ad90ba4116b9a74246bfdf5856a5842f45dc00dc7b07b4d0