[INFO] cloning repository https://github.com/ymgyt/tokio-mini-redis-handson [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ymgyt/tokio-mini-redis-handson" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fymgyt%2Ftokio-mini-redis-handson", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fymgyt%2Ftokio-mini-redis-handson'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 055e792b048e97c81d21001eabb1c4492a3a8950 [INFO] building ymgyt/tokio-mini-redis-handson against master#461e8078010433ff7de2db2aaae8a3cfb0847215 for pr-94962 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fymgyt%2Ftokio-mini-redis-handson" "/workspace/builds/worker-54/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-54/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ymgyt/tokio-mini-redis-handson on toolchain 461e8078010433ff7de2db2aaae8a3cfb0847215 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ymgyt/tokio-mini-redis-handson [INFO] finished tweaking git repo https://github.com/ymgyt/tokio-mini-redis-handson [INFO] tweaked toml for git repo https://github.com/ymgyt/tokio-mini-redis-handson written to /workspace/builds/worker-54/source/Cargo.toml [INFO] crate git repo https://github.com/ymgyt/tokio-mini-redis-handson already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "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 structopt-derive v0.4.9 [INFO] [stderr] Downloaded atoi v0.3.2 [INFO] [stderr] Downloaded async-stream-impl v0.2.1 [INFO] [stderr] Downloaded async-stream v0.2.1 [INFO] [stderr] Downloaded clap v2.33.2 [INFO] [stderr] Downloaded tracing-log v0.1.1 [INFO] [stderr] Downloaded pin-project v0.4.23 [INFO] [stderr] Downloaded chrono v0.4.13 [INFO] [stderr] Downloaded structopt v0.3.16 [INFO] [stderr] Downloaded signal-hook-registry v1.2.1 [INFO] [stderr] Downloaded tokio v0.2.22 [INFO] [stderr] Downloaded pin-project-internal v0.4.23 [INFO] [stderr] Downloaded miow v0.3.5 [INFO] [stderr] Downloaded tokio-macros v0.2.5 [INFO] [stderr] Downloaded syn v1.0.38 [INFO] [stderr] Downloaded sharded-slab v0.0.9 [INFO] [stderr] Downloaded tracing-attributes v0.1.9 [INFO] [stderr] Downloaded tracing v0.1.18 [INFO] [stderr] Downloaded tracing-serde v0.1.1 [INFO] [stderr] Downloaded tracing-core v0.1.13 [INFO] [stderr] Downloaded tracing-subscriber v0.2.10 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6c0a01135fbb299499dbf4178a9281c66958da3e81d60daa139be186d39635cb [INFO] running `Command { std: "docker" "start" "-a" "6c0a01135fbb299499dbf4178a9281c66958da3e81d60daa139be186d39635cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6c0a01135fbb299499dbf4178a9281c66958da3e81d60daa139be186d39635cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6c0a01135fbb299499dbf4178a9281c66958da3e81d60daa139be186d39635cb", kill_on_drop: false }` [INFO] [stdout] 6c0a01135fbb299499dbf4178a9281c66958da3e81d60daa139be186d39635cb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2c1a1d679d99076b9994030fcb7dab5267b73218a85a37e2b0423248eda1251d [INFO] running `Command { std: "docker" "start" "-a" "2c1a1d679d99076b9994030fcb7dab5267b73218a85a37e2b0423248eda1251d", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling libc v0.2.74 [INFO] [stderr] Compiling syn v1.0.38 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling serde v1.0.114 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling pin-project-internal v0.4.23 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling regex-syntax v0.6.18 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling serde_json v1.0.57 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling arc-swap v0.4.7 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling futures-core v0.3.5 [INFO] [stderr] Compiling itoa v0.4.6 [INFO] [stderr] Compiling bytes v0.5.6 [INFO] [stderr] Compiling pin-project-lite v0.1.7 [INFO] [stderr] Compiling ansi_term v0.12.1 [INFO] [stderr] Compiling smallvec v1.4.1 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling tracing-core v0.1.13 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling sharded-slab v0.0.9 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling aho-corasick v0.7.13 [INFO] [stderr] Compiling tracing-log v0.1.1 [INFO] [stderr] Compiling regex-automata v0.1.9 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling net2 v0.2.34 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling time v0.1.43 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling signal-hook-registry v1.2.1 [INFO] [stderr] Compiling clap v2.33.2 [INFO] [stderr] Compiling mio v0.6.22 [INFO] [stderr] Compiling atoi v0.3.2 [INFO] [stderr] Compiling mio-uds v0.6.8 [INFO] [stderr] Compiling regex v1.3.9 [INFO] [stderr] Compiling matchers v0.0.1 [INFO] [stderr] Compiling chrono v0.4.13 [INFO] [stderr] Compiling tracing-serde v0.1.1 [INFO] [stderr] Compiling tracing-subscriber v0.2.10 [INFO] [stderr] Compiling tracing-attributes v0.1.9 [INFO] [stderr] Compiling tokio-macros v0.2.5 [INFO] [stderr] Compiling async-stream-impl v0.2.1 [INFO] [stderr] Compiling structopt-derive v0.4.9 [INFO] [stderr] Compiling tokio v0.2.22 [INFO] [stderr] Compiling async-stream v0.2.1 [INFO] [stderr] Compiling tracing v0.1.18 [INFO] [stderr] Compiling structopt v0.3.16 [INFO] [stderr] Compiling pin-project v0.4.23 [INFO] [stderr] Compiling tracing-futures v0.2.4 [INFO] [stderr] Compiling mini_redis v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::sync::Arc` [INFO] [stdout] --> src/server.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::sync::Arc; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TcpStream` [INFO] [stdout] --> src/server.rs:3:31 [INFO] [stdout] | [INFO] [stdout] 3 | use tokio::net::{TcpListener, TcpStream}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Semaphore`, `broadcast`, `mpsc` [INFO] [stdout] --> src/server.rs:4:19 [INFO] [stdout] | [INFO] [stdout] 4 | use tokio::sync::{broadcast, mpsc, Semaphore}; [INFO] [stdout] | ^^^^^^^^^ ^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Duration`, `self` [INFO] [stdout] --> src/server.rs:5:19 [INFO] [stdout] | [INFO] [stdout] 5 | use tokio::time::{self, Duration}; [INFO] [stdout] | ^^^^ ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `debug`, `error`, `info`, `instrument` [INFO] [stdout] --> src/server.rs:6:15 [INFO] [stdout] | [INFO] [stdout] 6 | use tracing::{debug, error, info, instrument}; [INFO] [stdout] | ^^^^^ ^^^^^ ^^^^ ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `listener` [INFO] [stdout] --> src/server.rs:8:18 [INFO] [stdout] | [INFO] [stdout] 8 | pub async fn run(listener: TcpListener, shutdown: impl Future) -> crate::Result<()> { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_listener` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `shutdown` [INFO] [stdout] --> src/server.rs:8:41 [INFO] [stdout] | [INFO] [stdout] 8 | pub async fn run(listener: TcpListener, shutdown: impl Future) -> crate::Result<()> { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_shutdown` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 33.50s [INFO] running `Command { std: "docker" "inspect" "2c1a1d679d99076b9994030fcb7dab5267b73218a85a37e2b0423248eda1251d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2c1a1d679d99076b9994030fcb7dab5267b73218a85a37e2b0423248eda1251d", kill_on_drop: false }` [INFO] [stdout] 2c1a1d679d99076b9994030fcb7dab5267b73218a85a37e2b0423248eda1251d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b97fcea2c3c4c69ef0264d64a6cdedbf2a4bb9249d0596ea13f5e892c3e539b0 [INFO] running `Command { std: "docker" "start" "-a" "b97fcea2c3c4c69ef0264d64a6cdedbf2a4bb9249d0596ea13f5e892c3e539b0", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stdout] warning: unused import: `std::sync::Arc` [INFO] [stdout] --> src/server.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::sync::Arc; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TcpStream` [INFO] [stdout] --> src/server.rs:3:31 [INFO] [stdout] | [INFO] [stdout] 3 | use tokio::net::{TcpListener, TcpStream}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Semaphore`, `broadcast`, `mpsc` [INFO] [stdout] --> src/server.rs:4:19 [INFO] [stdout] | [INFO] [stdout] 4 | use tokio::sync::{broadcast, mpsc, Semaphore}; [INFO] [stdout] | ^^^^^^^^^ ^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Duration`, `self` [INFO] [stdout] --> src/server.rs:5:19 [INFO] [stdout] | [INFO] [stdout] 5 | use tokio::time::{self, Duration}; [INFO] [stdout] | ^^^^ ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `debug`, `error`, `info`, `instrument` [INFO] [stdout] --> src/server.rs:6:15 [INFO] [stdout] | [INFO] [stdout] 6 | use tracing::{debug, error, info, instrument}; [INFO] [stdout] | ^^^^^ ^^^^^ ^^^^ ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `listener` [INFO] [stdout] --> src/server.rs:8:18 [INFO] [stdout] | [INFO] [stdout] 8 | pub async fn run(listener: TcpListener, shutdown: impl Future) -> crate::Result<()> { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_listener` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `shutdown` [INFO] [stdout] --> src/server.rs:8:41 [INFO] [stdout] | [INFO] [stdout] 8 | pub async fn run(listener: TcpListener, shutdown: impl Future) -> crate::Result<()> { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_shutdown` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling mini_redis v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::sync::Arc` [INFO] [stdout] --> src/server.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::sync::Arc; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TcpStream` [INFO] [stdout] --> src/server.rs:3:31 [INFO] [stdout] | [INFO] [stdout] 3 | use tokio::net::{TcpListener, TcpStream}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Semaphore`, `broadcast`, `mpsc` [INFO] [stdout] --> src/server.rs:4:19 [INFO] [stdout] | [INFO] [stdout] 4 | use tokio::sync::{broadcast, mpsc, Semaphore}; [INFO] [stdout] | ^^^^^^^^^ ^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Duration`, `self` [INFO] [stdout] --> src/server.rs:5:19 [INFO] [stdout] | [INFO] [stdout] 5 | use tokio::time::{self, Duration}; [INFO] [stdout] | ^^^^ ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `debug`, `error`, `info`, `instrument` [INFO] [stdout] --> src/server.rs:6:15 [INFO] [stdout] | [INFO] [stdout] 6 | use tracing::{debug, error, info, instrument}; [INFO] [stdout] | ^^^^^ ^^^^^ ^^^^ ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `listener` [INFO] [stdout] --> src/server.rs:8:18 [INFO] [stdout] | [INFO] [stdout] 8 | pub async fn run(listener: TcpListener, shutdown: impl Future) -> crate::Result<()> { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_listener` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `shutdown` [INFO] [stdout] --> src/server.rs:8:41 [INFO] [stdout] | [INFO] [stdout] 8 | pub async fn run(listener: TcpListener, shutdown: impl Future) -> crate::Result<()> { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_shutdown` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 26.03s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/mini_redis-2f7fa12a087e6a4d) [INFO] [stderr] Executable unittests src/bin/server.rs (/opt/rustwide/target/debug/deps/server-46565954f5a71264) [INFO] running `Command { std: "docker" "inspect" "b97fcea2c3c4c69ef0264d64a6cdedbf2a4bb9249d0596ea13f5e892c3e539b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b97fcea2c3c4c69ef0264d64a6cdedbf2a4bb9249d0596ea13f5e892c3e539b0", kill_on_drop: false }` [INFO] [stdout] b97fcea2c3c4c69ef0264d64a6cdedbf2a4bb9249d0596ea13f5e892c3e539b0