[INFO] cloning repository https://github.com/dunnock/a-chat [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dunnock/a-chat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdunnock%2Fa-chat", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdunnock%2Fa-chat'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] bdf41e55294b2e56273f849d3772f6556f0c724d [INFO] testing dunnock/a-chat against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdunnock%2Fa-chat" "/workspace/builds/worker-44/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-44/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dunnock/a-chat 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/dunnock/a-chat [INFO] finished tweaking git repo https://github.com/dunnock/a-chat [INFO] tweaked toml for git repo https://github.com/dunnock/a-chat written to /workspace/builds/worker-44/source/Cargo.toml [INFO] crate git repo https://github.com/dunnock/a-chat 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] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded async-macros v1.0.0 [INFO] [stderr] Downloaded num_cpus v1.11.0 [INFO] [stderr] Downloaded async-std v0.99.12 [INFO] [stderr] Downloaded async-task v1.0.0 [INFO] [stderr] Downloaded futures-timer v1.0.3 [INFO] [stderr] Downloaded pin-project-lite v0.1.0 [INFO] [stderr] Downloaded futures-core-preview v0.3.0-alpha.19 [INFO] [stderr] Downloaded once_cell v1.2.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] [stdout] 6a71afef0b8bda4b3b604a37c35be3c4f9e329b04d410a164005d77644ef9162 [INFO] running `Command { std: "docker" "start" "-a" "6a71afef0b8bda4b3b604a37c35be3c4f9e329b04d410a164005d77644ef9162", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6a71afef0b8bda4b3b604a37c35be3c4f9e329b04d410a164005d77644ef9162", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6a71afef0b8bda4b3b604a37c35be3c4f9e329b04d410a164005d77644ef9162", kill_on_drop: false }` [INFO] [stdout] 6a71afef0b8bda4b3b604a37c35be3c4f9e329b04d410a164005d77644ef9162 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] 5b4c35962e9a45f01d0ecc6132a7fb29ef2eed5fe6cf8eeda5f3253fdc6a79ac [INFO] running `Command { std: "docker" "start" "-a" "5b4c35962e9a45f01d0ecc6132a7fb29ef2eed5fe6cf8eeda5f3253fdc6a79ac", kill_on_drop: false }` [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling syn v1.0.8 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling pin-utils v0.1.0-alpha.4 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling proc-macro-nested v0.1.3 [INFO] [stderr] Compiling futures-core v0.3.1 [INFO] [stderr] Compiling futures-sink v0.3.1 [INFO] [stderr] Compiling futures-io v0.3.1 [INFO] [stderr] Compiling futures-task v0.3.1 [INFO] [stderr] Compiling once_cell v1.2.0 [INFO] [stderr] Compiling pin-project-lite v0.1.0 [INFO] [stderr] Compiling num_cpus v1.11.0 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling async-macros v1.0.0 [INFO] [stderr] Compiling futures-timer v1.0.3 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling futures-channel v0.3.1 [INFO] [stderr] Compiling crossbeam-utils v0.7.0 [INFO] [stderr] Compiling crossbeam-epoch v0.8.0 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling mio v0.6.19 [INFO] [stderr] Compiling kv-log-macro v1.0.4 [INFO] [stderr] Compiling crossbeam-channel v0.3.9 [INFO] [stderr] Compiling async-task v1.0.0 [INFO] [stderr] Compiling mio-uds v0.6.7 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Compiling proc-macro-hack v0.5.11 [INFO] [stderr] Compiling crossbeam-deque v0.7.2 [INFO] [stderr] Compiling async-std v0.99.12 [INFO] [stderr] Compiling futures-macro v0.3.1 [INFO] [stderr] Compiling futures-util v0.3.1 [INFO] [stderr] Compiling futures-executor v0.3.1 [INFO] [stderr] Compiling futures v0.3.1 [INFO] [stderr] Compiling async-std-tutorial v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/main.rs:2:10 [INFO] [stdout] | [INFO] [stdout] 2 | io::{self, BufReader}, [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] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 50.40s [INFO] running `Command { std: "docker" "inspect" "5b4c35962e9a45f01d0ecc6132a7fb29ef2eed5fe6cf8eeda5f3253fdc6a79ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5b4c35962e9a45f01d0ecc6132a7fb29ef2eed5fe6cf8eeda5f3253fdc6a79ac", kill_on_drop: false }` [INFO] [stdout] 5b4c35962e9a45f01d0ecc6132a7fb29ef2eed5fe6cf8eeda5f3253fdc6a79ac [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f0cff8655ad32112e4d034fd01a60ca980b982c441d74f81d44388e2a92c1a26 [INFO] running `Command { std: "docker" "start" "-a" "f0cff8655ad32112e4d034fd01a60ca980b982c441d74f81d44388e2a92c1a26", kill_on_drop: false }` [INFO] [stderr] Compiling async-std-tutorial v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/main.rs:2:10 [INFO] [stdout] | [INFO] [stdout] 2 | io::{self, BufReader}, [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] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.58s [INFO] running `Command { std: "docker" "inspect" "f0cff8655ad32112e4d034fd01a60ca980b982c441d74f81d44388e2a92c1a26", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f0cff8655ad32112e4d034fd01a60ca980b982c441d74f81d44388e2a92c1a26", kill_on_drop: false }` [INFO] [stdout] f0cff8655ad32112e4d034fd01a60ca980b982c441d74f81d44388e2a92c1a26 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c0b6239b693ec993811c2f5e35c33c85e97d9f234e2ce68110b23d852e9c61a0 [INFO] running `Command { std: "docker" "start" "-a" "c0b6239b693ec993811c2f5e35c33c85e97d9f234e2ce68110b23d852e9c61a0", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `self` [INFO] [stderr] --> src/main.rs:2:10 [INFO] [stderr] | [INFO] [stderr] 2 | io::{self, BufReader}, [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `async-std-tutorial` (bin "async-std-tutorial" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/async_std_tutorial-40d81c8fc232753e) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "c0b6239b693ec993811c2f5e35c33c85e97d9f234e2ce68110b23d852e9c61a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c0b6239b693ec993811c2f5e35c33c85e97d9f234e2ce68110b23d852e9c61a0", kill_on_drop: false }` [INFO] [stdout] c0b6239b693ec993811c2f5e35c33c85e97d9f234e2ce68110b23d852e9c61a0