[INFO] cloning repository https://github.com/sansx/my-redis
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sansx/my-redis" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsansx%2Fmy-redis", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsansx%2Fmy-redis'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2ff10dcbbe402ea64a8fb7238b3b359a4bd3723d
[INFO] checking sansx/my-redis against beta-2021-10-15 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsansx%2Fmy-redis" "/workspace/builds/worker-102/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-102/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sansx/my-redis on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sansx/my-redis
[INFO] finished tweaking git repo https://github.com/sansx/my-redis
[INFO] tweaked toml for git repo https://github.com/sansx/my-redis written to /workspace/builds/worker-102/source/Cargo.toml
[INFO] crate git repo https://github.com/sansx/my-redis already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "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 parking_lot_core v0.8.1
[INFO] [stderr]   Downloaded sharded-slab v0.1.0
[INFO] [stderr]   Downloaded tokio-macros v0.3.1
[INFO] [stderr]   Downloaded atoi v0.3.3
[INFO] [stderr]   Downloaded syn v1.0.54
[INFO] [stderr]   Downloaded generator v0.6.23
[INFO] [stderr]   Downloaded mini-redis v0.3.0
[INFO] [stderr]   Downloaded tokio v0.3.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 02b29c6a4364929bfa7186c4978f70bcca88d9d4c5b833eba86b8de79e91d218
[INFO] running `Command { std: "docker" "start" "-a" "02b29c6a4364929bfa7186c4978f70bcca88d9d4c5b833eba86b8de79e91d218", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02b29c6a4364929bfa7186c4978f70bcca88d9d4c5b833eba86b8de79e91d218", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02b29c6a4364929bfa7186c4978f70bcca88d9d4c5b833eba86b8de79e91d218", kill_on_drop: false }`
[INFO] [stdout] 02b29c6a4364929bfa7186c4978f70bcca88d9d4c5b833eba86b8de79e91d218
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 734924aca4d088e40b7cb050a33c0e1702231d55ec3ce36cb68b6a138cb2b5e3
[INFO] running `Command { std: "docker" "start" "-a" "734924aca4d088e40b7cb050a33c0e1702231d55ec3ce36cb68b6a138cb2b5e3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]     Checking futures-core v0.3.8
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]     Checking smallvec v1.5.1
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking pin-project-lite v0.2.0
[INFO] [stderr]    Compiling serde_json v1.0.60
[INFO] [stderr]     Checking futures-sink v0.3.8
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking futures-io v0.3.8
[INFO] [stderr]     Checking bytes v0.6.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling tokio v0.3.5
[INFO] [stderr]     Checking sharded-slab v0.1.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking futures-task v0.3.8
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking futures-channel v0.3.8
[INFO] [stderr]     Checking tracing-log v0.1.1
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking parking_lot_core v0.8.1
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking mio v0.7.6
[INFO] [stderr]     Checking signal-hook-registry v1.2.2
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking atoi v0.3.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling async-stream-impl v0.2.1
[INFO] [stderr]    Compiling tokio-macros v0.3.1
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]     Checking async-stream v0.2.1
[INFO] [stderr]     Checking tracing v0.1.22
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking pin-project v1.0.2
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]     Checking pin-project v0.4.27
[INFO] [stderr]     Checking tracing-futures v0.2.4
[INFO] [stderr]     Checking futures-executor v0.3.8
[INFO] [stderr]     Checking futures v0.3.8
[INFO] [stderr]     Checking tracing-serde v0.1.2
[INFO] [stderr]     Checking tracing-subscriber v0.2.15
[INFO] [stderr]     Checking mini-redis v0.3.0
[INFO] [stderr]     Checking my-redis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> examples/share-state.rs:41:21
[INFO] [stdout]    |
[INFO] [stdout] 41 |                 let mut db = db.lock().unwrap();
[INFO] [stdout]    |                     ----^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0560]: struct `MiniTokio` has no field named `tasks`
[INFO] [stdout]   --> src/main.rs:86:13
[INFO] [stdout]    |
[INFO] [stdout] 86 |             tasks: VecDeque::new(),
[INFO] [stdout]    |             ^^^^^ `MiniTokio` does not have this field
[INFO] [stdout]    |
[INFO] [stdout]    = note: available fields are: `scheduled`, `sender`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0560]: struct `MiniTokio` has no field named `tasks`
[INFO] [stdout]   --> src/main.rs:86:13
[INFO] [stdout]    |
[INFO] [stdout] 86 |             tasks: VecDeque::new(),
[INFO] [stdout]    |             ^^^^^ `MiniTokio` does not have this field
[INFO] [stdout]    |
[INFO] [stdout]    = note: available fields are: `scheduled`, `sender`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::io::AsyncRead`
[INFO] [stdout]  --> examples/frame.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use tokio::io::AsyncRead;
[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: associated function is never used: `write_value`
[INFO] [stdout]   --> examples/frame.rs:96:14
[INFO] [stdout]    |
[INFO] [stdout] 96 |     async fn write_value(&mut self, frame: &Frame) -> io::Result<()> {
[INFO] [stdout]    |              ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_decimal`
[INFO] [stdout]    --> examples/frame.rs:131:14
[INFO] [stdout]     |
[INFO] [stdout] 131 |     async fn write_decimal(&mut self, val: u64) -> io::Result<()> {
[INFO] [stdout]     |              ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `tasks` on type `&mut MiniTokio`
[INFO] [stdout]   --> src/main.rs:95:14
[INFO] [stdout]    |
[INFO] [stdout] 95 |         self.tasks.push_back(Box::pin(future));
[INFO] [stdout]    |              ^^^^^ unknown field
[INFO] [stdout]    |
[INFO] [stdout]    = note: available fields are: `scheduled`, `sender`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `tasks` on type `&mut MiniTokio`
[INFO] [stdout]    --> src/main.rs:102:41
[INFO] [stdout]     |
[INFO] [stdout] 102 |         while let Some(mut task) = self.tasks.pop_front() {
[INFO] [stdout]     |                                         ^^^^^ unknown field
[INFO] [stdout]     |
[INFO] [stdout]     = note: available fields are: `scheduled`, `sender`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `tasks` on type `&mut MiniTokio`
[INFO] [stdout]    --> src/main.rs:104:22
[INFO] [stdout]     |
[INFO] [stdout] 104 |                 self.tasks.push_back(task);
[INFO] [stdout]     |                      ^^^^^ unknown field
[INFO] [stdout]     |
[INFO] [stdout]     = note: available fields are: `scheduled`, `sender`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0560, E0609.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0560`.
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> examples/frame.rs:126:9
[INFO] [stdout]     |
[INFO] [stdout] 126 |         self.stream.flush().await;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `my-redis` due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0609]: no field `tasks` on type `&mut MiniTokio`
[INFO] [stdout]   --> src/main.rs:95:14
[INFO] [stdout]    |
[INFO] [stdout] 95 |         self.tasks.push_back(Box::pin(future));
[INFO] [stdout]    |              ^^^^^ unknown field
[INFO] [stdout]    |
[INFO] [stdout]    = note: available fields are: `scheduled`, `sender`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `tasks` on type `&mut MiniTokio`
[INFO] [stdout]    --> src/main.rs:102:41
[INFO] [stdout]     |
[INFO] [stdout] 102 |         while let Some(mut task) = self.tasks.pop_front() {
[INFO] [stdout]     |                                         ^^^^^ unknown field
[INFO] [stdout]     |
[INFO] [stdout]     = note: available fields are: `scheduled`, `sender`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `tasks` on type `&mut MiniTokio`
[INFO] [stdout]    --> src/main.rs:104:22
[INFO] [stdout]     |
[INFO] [stdout] 104 |                 self.tasks.push_back(task);
[INFO] [stdout]     |                      ^^^^^ unknown field
[INFO] [stdout]     |
[INFO] [stdout]     = note: available fields are: `scheduled`, `sender`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0560, E0609.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0560`.
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "734924aca4d088e40b7cb050a33c0e1702231d55ec3ce36cb68b6a138cb2b5e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "734924aca4d088e40b7cb050a33c0e1702231d55ec3ce36cb68b6a138cb2b5e3", kill_on_drop: false }`
[INFO] [stdout] 734924aca4d088e40b7cb050a33c0e1702231d55ec3ce36cb68b6a138cb2b5e3
