[INFO] cloning repository https://github.com/JonKolbeinn/powerplant
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JonKolbeinn/powerplant" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJonKolbeinn%2Fpowerplant", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJonKolbeinn%2Fpowerplant'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6b39dcbf1cdeeed64148b98a8dea695cc092bd03
[INFO] checking JonKolbeinn/powerplant against try#a3dffdb3a32d0dedc198f9de7d43173f3eb6727b for pr-136303
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJonKolbeinn%2Fpowerplant" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JonKolbeinn/powerplant on toolchain a3dffdb3a32d0dedc198f9de7d43173f3eb6727b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3dffdb3a32d0dedc198f9de7d43173f3eb6727b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JonKolbeinn/powerplant
[INFO] finished tweaking git repo https://github.com/JonKolbeinn/powerplant
[INFO] tweaked toml for git repo https://github.com/JonKolbeinn/powerplant written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/JonKolbeinn/powerplant 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" "+a3dffdb3a32d0dedc198f9de7d43173f3eb6727b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+a3dffdb3a32d0dedc198f9de7d43173f3eb6727b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 988b09050ca35e0c6d71cd38a941e3631ffd21cbb996261859a7f566497a0508
[INFO] running `Command { std: "docker" "start" "-a" "988b09050ca35e0c6d71cd38a941e3631ffd21cbb996261859a7f566497a0508", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "988b09050ca35e0c6d71cd38a941e3631ffd21cbb996261859a7f566497a0508", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "988b09050ca35e0c6d71cd38a941e3631ffd21cbb996261859a7f566497a0508", kill_on_drop: false }`
[INFO] [stdout] 988b09050ca35e0c6d71cd38a941e3631ffd21cbb996261859a7f566497a0508
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+a3dffdb3a32d0dedc198f9de7d43173f3eb6727b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5fbb7206c894e7023157b8fd140316fceee8201d830791c4f4a734440be6c965
[INFO] running `Command { std: "docker" "start" "-a" "5fbb7206c894e7023157b8fd140316fceee8201d830791c4f4a734440be6c965", kill_on_drop: false }`
[INFO] [stderr]    Compiling thiserror v1.0.63
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
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[INFO] [stderr]     Checking tinyvec v1.8.0
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]     Checking base64 v0.13.1
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[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking parking_lot_core v0.9.10
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[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
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[INFO] [stderr]     Checking tokio v1.40.0
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking futures-util v0.3.30
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[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
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[INFO] [stderr]    Compiling pest_meta v2.7.12
[INFO] [stderr]     Checking tungstenite v0.17.3
[INFO] [stderr]    Compiling pest_generator v2.7.12
[INFO] [stderr]     Checking serde v1.0.210
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[INFO] [stderr]     Checking tokio-tungstenite v0.17.2
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[INFO] [stderr]     Checking powerplant v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: `dyn StdError` cannot be sent between threads safely
[INFO] [stdout]    --> src/main.rs:125:40
[INFO] [stdout]     |
[INFO] [stdout] 125 |                 let pow_result = match tokio::task::spawn_blocking(move || perform_pow(pow_request)).await {
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `dyn StdError` cannot be sent between threads safely
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `std::marker::Send` is not implemented for `dyn StdError`
[INFO] [stdout]     = note: required for `Unique<dyn StdError>` to implement `std::marker::Send`
[INFO] [stdout] note: required because it appears within the type `Box<dyn StdError>`
[INFO] [stdout]    --> /rustc/a3dffdb3a32d0dedc198f9de7d43173f3eb6727b/library/alloc/src/boxed.rs:231:12
[INFO] [stdout] note: required because it appears within the type `Result<PowResponse, Box<dyn StdError>>`
[INFO] [stdout]    --> /rustc/a3dffdb3a32d0dedc198f9de7d43173f3eb6727b/library/core/src/result.rs:528:10
[INFO] [stdout] note: required by a bound in `spawn_blocking`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.40.0/src/task/blocking.rs:205:12
[INFO] [stdout]     |
[INFO] [stdout] 202 |     pub fn spawn_blocking<F, R>(f: F) -> JoinHandle<R>
[INFO] [stdout]     |            -------------- required by a bound in this function
[INFO] [stdout] ...
[INFO] [stdout] 205 |         R: Send + 'static,
[INFO] [stdout]     |            ^^^^ required by this bound in `spawn_blocking`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `dyn StdError: Serialize` is not satisfied
[INFO] [stdout]     --> src/main.rs:133:54
[INFO] [stdout]      |
[INFO] [stdout] 133  |                 let response = serde_json::to_string(&pow_result)?;
[INFO] [stdout]      |                                --------------------- ^^^^^^^^^^^ the trait `Serialize` is not implemented for `dyn StdError`
[INFO] [stdout]      |                                |
[INFO] [stdout]      |                                required by a bound introduced by this call
[INFO] [stdout]      |
[INFO] [stdout]      = note: for local types consider adding `#[derive(serde::Serialize)]` to your `dyn StdError` type
[INFO] [stdout]      = note: for types from other crates check whether the crate offers a `serde` feature flag
[INFO] [stdout]      = help: the following other types implement trait `Serialize`:
[INFO] [stdout]                &'a T
[INFO] [stdout]                &'a mut T
[INFO] [stdout]                ()
[INFO] [stdout]                (T,)
[INFO] [stdout]                (T0, T1)
[INFO] [stdout]                (T0, T1, T2)
[INFO] [stdout]                (T0, T1, T2, T3)
[INFO] [stdout]                (T0, T1, T2, T3, T4)
[INFO] [stdout]              and 143 others
[INFO] [stdout]      = note: required for `Box<dyn StdError>` to implement `Serialize`
[INFO] [stdout]      = note: 1 redundant requirement hidden
[INFO] [stdout]      = note: required for `Result<PowResponse, Box<dyn StdError>>` to implement `Serialize`
[INFO] [stdout] note: required by a bound in `serde_json::to_string`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_json-1.0.128/src/ser.rs:2209:17
[INFO] [stdout]      |
[INFO] [stdout] 2207 | pub fn to_string<T>(value: &T) -> Result<String>
[INFO] [stdout]      |        --------- required by a bound in this function
[INFO] [stdout] 2208 | where
[INFO] [stdout] 2209 |     T: ?Sized + Serialize,
[INFO] [stdout]      |                 ^^^^^^^^^ required by this bound in `to_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `dyn StdError` cannot be sent between threads safely
[INFO] [stdout]    --> src/main.rs:125:40
[INFO] [stdout]     |
[INFO] [stdout] 125 |                 let pow_result = match tokio::task::spawn_blocking(move || perform_pow(pow_request)).await {
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `dyn StdError` cannot be sent between threads safely
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `std::marker::Send` is not implemented for `dyn StdError`
[INFO] [stdout]     = note: required for `Unique<dyn StdError>` to implement `std::marker::Send`
[INFO] [stdout] note: required because it appears within the type `Box<dyn StdError>`
[INFO] [stdout]    --> /rustc/a3dffdb3a32d0dedc198f9de7d43173f3eb6727b/library/alloc/src/boxed.rs:231:12
[INFO] [stdout] note: required because it appears within the type `Result<PowResponse, Box<dyn StdError>>`
[INFO] [stdout]    --> /rustc/a3dffdb3a32d0dedc198f9de7d43173f3eb6727b/library/core/src/result.rs:528:10
[INFO] [stdout] note: required by a bound in `spawn_blocking`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.40.0/src/task/blocking.rs:205:12
[INFO] [stdout]     |
[INFO] [stdout] 202 |     pub fn spawn_blocking<F, R>(f: F) -> JoinHandle<R>
[INFO] [stdout]     |            -------------- required by a bound in this function
[INFO] [stdout] ...
[INFO] [stdout] 205 |         R: Send + 'static,
[INFO] [stdout]     |            ^^^^ required by this bound in `spawn_blocking`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `dyn StdError: Serialize` is not satisfied
[INFO] [stdout]     --> src/main.rs:133:54
[INFO] [stdout]      |
[INFO] [stdout] 133  |                 let response = serde_json::to_string(&pow_result)?;
[INFO] [stdout]      |                                --------------------- ^^^^^^^^^^^ the trait `Serialize` is not implemented for `dyn StdError`
[INFO] [stdout]      |                                |
[INFO] [stdout]      |                                required by a bound introduced by this call
[INFO] [stdout]      |
[INFO] [stdout]      = note: for local types consider adding `#[derive(serde::Serialize)]` to your `dyn StdError` type
[INFO] [stdout]      = note: for types from other crates check whether the crate offers a `serde` feature flag
[INFO] [stdout]      = help: the following other types implement trait `Serialize`:
[INFO] [stdout]                &'a T
[INFO] [stdout]                &'a mut T
[INFO] [stdout]                ()
[INFO] [stdout]                (T,)
[INFO] [stdout]                (T0, T1)
[INFO] [stdout]                (T0, T1, T2)
[INFO] [stdout]                (T0, T1, T2, T3)
[INFO] [stdout]                (T0, T1, T2, T3, T4)
[INFO] [stdout]              and 143 others
[INFO] [stdout]      = note: required for `Box<dyn StdError>` to implement `Serialize`
[INFO] [stdout]      = note: 1 redundant requirement hidden
[INFO] [stdout]      = note: required for `Result<PowResponse, Box<dyn StdError>>` to implement `Serialize`
[INFO] [stdout] note: required by a bound in `serde_json::to_string`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_json-1.0.128/src/ser.rs:2209:17
[INFO] [stdout]      |
[INFO] [stdout] 2207 | pub fn to_string<T>(value: &T) -> Result<String>
[INFO] [stdout]      |        --------- required by a bound in this function
[INFO] [stdout] 2208 | where
[INFO] [stdout] 2209 |     T: ?Sized + Serialize,
[INFO] [stdout]      |                 ^^^^^^^^^ required by this bound in `to_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `powerplant` (bin "powerplant" test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `powerplant` (bin "powerplant") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "5fbb7206c894e7023157b8fd140316fceee8201d830791c4f4a734440be6c965", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fbb7206c894e7023157b8fd140316fceee8201d830791c4f4a734440be6c965", kill_on_drop: false }`
[INFO] [stdout] 5fbb7206c894e7023157b8fd140316fceee8201d830791c4f4a734440be6c965
