[INFO] cloning repository https://github.com/Xyven1/letslearnrust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Xyven1/letslearnrust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXyven1%2Fletslearnrust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXyven1%2Fletslearnrust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 14973561e98bfafe699d3eb48310f6584d407ae5
[INFO] checking Xyven1/letslearnrust against try#1c4199da70f816f2239f41c55168ff75a3663718 for pr-155499
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FXyven1%2Fletslearnrust" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Xyven1/letslearnrust
[INFO] finished tweaking git repo https://github.com/Xyven1/letslearnrust
[INFO] tweaked toml for git repo https://github.com/Xyven1/letslearnrust written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Xyven1/letslearnrust on toolchain 1c4199da70f816f2239f41c55168ff75a3663718
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1c4199da70f816f2239f41c55168ff75a3663718" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Xyven1/letslearnrust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1c4199da70f816f2239f41c55168ff75a3663718" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1c4199da70f816f2239f41c55168ff75a3663718" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 37e4a6e6e7e493156d354051d4bbc003ee168caf72b67b6ac267740a1fe2c9da
[INFO] running `Command { std: "docker" "start" "-a" "37e4a6e6e7e493156d354051d4bbc003ee168caf72b67b6ac267740a1fe2c9da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37e4a6e6e7e493156d354051d4bbc003ee168caf72b67b6ac267740a1fe2c9da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37e4a6e6e7e493156d354051d4bbc003ee168caf72b67b6ac267740a1fe2c9da", kill_on_drop: false }`
[INFO] [stdout] 37e4a6e6e7e493156d354051d4bbc003ee168caf72b67b6ac267740a1fe2c9da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1c4199da70f816f2239f41c55168ff75a3663718" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b6a9741bd6e33375ca66576117cee53078ddca9734fdc65cb04436cbe9817ef
[INFO] running `Command { std: "docker" "start" "-a" "5b6a9741bd6e33375ca66576117cee53078ddca9734fdc65cb04436cbe9817ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking smallvec v1.11.0
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking memchr v2.6.1
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]     Checking percent-encoding v2.3.0
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]     Checking form_urlencoded v1.2.0
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking socket2 v0.5.3
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]    Compiling syn v2.0.29
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking idna v0.4.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling thiserror v1.0.47
[INFO] [stderr]     Checking cpufeatures v0.2.9
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]    Compiling multer v2.1.0
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking try-lock v0.2.4
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling async-trait v0.1.73
[INFO] [stderr]     Checking url v2.4.1
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]    Compiling serde_json v1.0.105
[INFO] [stderr]     Checking want v0.3.1
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking base64 v0.21.3
[INFO] [stderr]     Checking arc-swap v1.6.0
[INFO] [stderr]     Checking scoped-tls v1.0.1
[INFO] [stderr]     Checking sha1_smol v1.0.0
[INFO] [stderr]     Checking rustls-pemfile v1.0.3
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sha1 v0.10.5
[INFO] [stderr]     Checking headers v0.3.8
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling pin-project-internal v1.1.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.47
[INFO] [stderr]     Checking tokio v1.32.0
[INFO] [stderr]     Checking tungstenite v0.18.0
[INFO] [stderr]     Checking pin-project v1.1.3
[INFO] [stderr]     Checking futures-executor v0.3.28
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]     Checking tokio-util v0.7.8
[INFO] [stderr]     Checking tokio-stream v0.1.14
[INFO] [stderr]     Checking tokio-retry v0.3.0
[INFO] [stderr]     Checking tokio-tungstenite v0.18.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking uuid v1.4.1
[INFO] [stderr]     Checking h2 v0.3.21
[INFO] [stderr]     Checking combine v4.6.6
[INFO] [stderr]     Checking hyper v0.14.27
[INFO] [stderr]     Checking redis v0.23.2
[INFO] [stdout] error[E0277]: the trait bound `!: FromRedisValue` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/redis-0.23.2/src/script.rs:176:37
[INFO] [stdout]     |
[INFO] [stdout] 176 |                     self.load_cmd().query_async(con).await?;
[INFO] [stdout]     |                                     ^^^^^^^^^^^ the trait `FromRedisValue` is not implemented for `!`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `FromRedisValue`:
[INFO] [stdout]               ()
[INFO] [stdout]               (T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12)
[INFO] [stdout]               (T10, T11, T12)
[INFO] [stdout]               (T11, T12)
[INFO] [stdout]               (T12,)
[INFO] [stdout]               (T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12)
[INFO] [stdout]               (T3, T4, T5, T6, T7, T8, T9, T10, T11, T12)
[INFO] [stdout]               (T4, T5, T6, T7, T8, T9, T10, T11, T12)
[INFO] [stdout]             and 42 others
[INFO] [stdout]     = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #148922 <https://github.com/rust-lang/rust/issues/148922> for more information)
[INFO] [stdout]     = help: you might have intended to use the type `()` here instead
[INFO] [stdout] note: required by a bound in `Cmd::query_async`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/redis-0.23.2/src/cmd.rs:429:36
[INFO] [stdout]     |
[INFO] [stdout] 429 |     pub async fn query_async<C, T: FromRedisValue>(&self, con: &mut C) -> RedisResult<T>
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^ required by this bound in `Cmd::query_async`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `!: FromRedisValue` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/redis-0.23.2/src/script.rs:150:37
[INFO] [stdout]     |
[INFO] [stdout] 150 |                     self.load_cmd().query(con)?;
[INFO] [stdout]     |                                     ^^^^^ the trait `FromRedisValue` is not implemented for `!`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `FromRedisValue`:
[INFO] [stdout]               ()
[INFO] [stdout]               (T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12)
[INFO] [stdout]               (T10, T11, T12)
[INFO] [stdout]               (T11, T12)
[INFO] [stdout]               (T12,)
[INFO] [stdout]               (T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12)
[INFO] [stdout]               (T3, T4, T5, T6, T7, T8, T9, T10, T11, T12)
[INFO] [stdout]               (T4, T5, T6, T7, T8, T9, T10, T11, T12)
[INFO] [stdout]             and 42 others
[INFO] [stdout]     = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #148922 <https://github.com/rust-lang/rust/issues/148922> for more information)
[INFO] [stdout]     = help: you might have intended to use the type `()` here instead
[INFO] [stdout] note: required by a bound in `Cmd::query`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/redis-0.23.2/src/cmd.rs:419:21
[INFO] [stdout]     |
[INFO] [stdout] 419 |     pub fn query<T: FromRedisValue>(&self, con: &mut dyn ConnectionLike) -> RedisResult<T> {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^ required by this bound in `Cmd::query`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking warp v0.3.5
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `redis` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "5b6a9741bd6e33375ca66576117cee53078ddca9734fdc65cb04436cbe9817ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b6a9741bd6e33375ca66576117cee53078ddca9734fdc65cb04436cbe9817ef", kill_on_drop: false }`
[INFO] [stdout] 5b6a9741bd6e33375ca66576117cee53078ddca9734fdc65cb04436cbe9817ef
