[INFO] cloning repository https://github.com/bytepanther/catscii
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bytepanther/catscii" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbytepanther%2Fcatscii", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbytepanther%2Fcatscii'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4c6c7d912f7bb682da3ea96f7f0527d7938ddd63
[INFO] checking bytepanther/catscii against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbytepanther%2Fcatscii" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bytepanther/catscii on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bytepanther/catscii
[INFO] finished tweaking git repo https://github.com/bytepanther/catscii
[INFO] tweaked toml for git repo https://github.com/bytepanther/catscii written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/bytepanther/catscii 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/fasterthanlime/opentelemetry-honeycomb-rs`
[INFO] [stderr]     Updating git repository `https://github.com/ramosbugs/libhoney-rust`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sentry v0.29.3
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[INFO] [stderr]   Downloaded sentry-types v0.29.3
[INFO] [stderr]   Downloaded sentry-core v0.29.3
[INFO] [stderr]   Downloaded hazy_derive v0.1.1
[INFO] [stderr]   Downloaded artem v1.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 27ecb897ba02b6cbaa8e89f31ebffc2ae2022ab1153b9893344ca6ca71299282
[INFO] running `Command { std: "docker" "start" "-a" "27ecb897ba02b6cbaa8e89f31ebffc2ae2022ab1153b9893344ca6ca71299282", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27ecb897ba02b6cbaa8e89f31ebffc2ae2022ab1153b9893344ca6ca71299282", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27ecb897ba02b6cbaa8e89f31ebffc2ae2022ab1153b9893344ca6ca71299282", kill_on_drop: false }`
[INFO] [stdout] 27ecb897ba02b6cbaa8e89f31ebffc2ae2022ab1153b9893344ca6ca71299282
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64187c31c0c9524ef8137d0682ec8764cee95617f36da4c694ac44f81808ea2f
[INFO] running `Command { std: "docker" "start" "-a" "64187c31c0c9524ef8137d0682ec8764cee95617f36da4c694ac44f81808ea2f", kill_on_drop: false }`
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[INFO] [stderr]    Compiling tokio-macros v2.2.0
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[INFO] [stderr]     Checking sentry-panic v0.29.3
[INFO] [stderr]     Checking hyper-rustls v0.24.2
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.27
[INFO] [stderr]     Checking libhoney-rust v0.1.6 (https://github.com/ramosbugs/libhoney-rust?rev=98710516cb63d3393d26a22d5493a421c550525a#98710516)
[INFO] [stderr]     Checking sentry v0.29.3
[INFO] [stderr]     Checking opentelemetry-honeycomb v0.1.0 (https://github.com/fasterthanlime/opentelemetry-honeycomb-rs?branch=simplified#f1c889ee)
[INFO] [stderr]     Checking catscii v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `get_cat_image_url` is never used
[INFO] [stdout]    --> src/main.rs:147:10
[INFO] [stdout]     |
[INFO] [stdout] 147 | async fn get_cat_image_url(client: &reqwest::Client) -> color_eyre::Result<String> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `url` is never read
[INFO] [stdout]    --> src/main.rs:150:9
[INFO] [stdout]     |
[INFO] [stdout] 149 |     struct CatImage {
[INFO] [stdout]     |            -------- field in this struct
[INFO] [stdout] 150 |         url: String,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_cat_image_url` is never used
[INFO] [stdout]    --> src/main.rs:147:10
[INFO] [stdout]     |
[INFO] [stdout] 147 | async fn get_cat_image_url(client: &reqwest::Client) -> color_eyre::Result<String> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `url` is never read
[INFO] [stdout]    --> src/main.rs:150:9
[INFO] [stdout]     |
[INFO] [stdout] 149 |     struct CatImage {
[INFO] [stdout]     |            -------- field in this struct
[INFO] [stdout] 150 |         url: String,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 46.36s
[INFO] running `Command { std: "docker" "inspect" "64187c31c0c9524ef8137d0682ec8764cee95617f36da4c694ac44f81808ea2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64187c31c0c9524ef8137d0682ec8764cee95617f36da4c694ac44f81808ea2f", kill_on_drop: false }`
[INFO] [stdout] 64187c31c0c9524ef8137d0682ec8764cee95617f36da4c694ac44f81808ea2f
[INFO] checking bytepanther/catscii against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbytepanther%2Fcatscii" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bytepanther/catscii on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bytepanther/catscii
[INFO] finished tweaking git repo https://github.com/bytepanther/catscii
[INFO] tweaked toml for git repo https://github.com/bytepanther/catscii written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/bytepanther/catscii 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a495cd76c88e709bfa57746f11749071a6b7b08bcf9806880aa04cea9b8450d
[INFO] running `Command { std: "docker" "start" "-a" "0a495cd76c88e709bfa57746f11749071a6b7b08bcf9806880aa04cea9b8450d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a495cd76c88e709bfa57746f11749071a6b7b08bcf9806880aa04cea9b8450d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a495cd76c88e709bfa57746f11749071a6b7b08bcf9806880aa04cea9b8450d", kill_on_drop: false }`
[INFO] [stdout] 0a495cd76c88e709bfa57746f11749071a6b7b08bcf9806880aa04cea9b8450d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 647e803b3d530043a722bdf9364357c865ba2afe70852055d5a4056d4f3fad1d
[INFO] running `Command { std: "docker" "start" "-a" "647e803b3d530043a722bdf9364357c865ba2afe70852055d5a4056d4f3fad1d", kill_on_drop: false }`
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[INFO] [stdout] error[E0277]: the trait bound `!: IntoResponse` is not satisfied
[INFO] [stdout]    --> src/main.rs:60:30
[INFO] [stdout]     |
[INFO] [stdout] 60  |         .route("/panic", get(|| async { panic!("This is a panic") }))
[INFO] [stdout]     |                          --- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `IntoResponse` is not implemented for `!`, which is required by `{closure@src/main.rs:60:30: 60:32}: axum::handler::Handler<_, _, _>`
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `IntoResponse`:
[INFO] [stdout]               &'static [u8; N]
[INFO] [stdout]               &'static [u8]
[INFO] [stdout]               &'static str
[INFO] [stdout]               ()
[INFO] [stdout]               (StatusCode, R)
[INFO] [stdout]               (StatusCode, T1, R)
[INFO] [stdout]               (StatusCode, T1, T2, R)
[INFO] [stdout]               (StatusCode, T1, T2, T3, R)
[INFO] [stdout]             and 123 others
[INFO] [stdout]     = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #48950 <https://github.com/rust-lang/rust/issues/48950> for more information)
[INFO] [stdout]     = help: did you intend to use the type `()` here instead?
[INFO] [stdout]     = note: required for `{closure@src/main.rs:60:30: 60:32}` to implement `axum::handler::Handler<((),), ServerState>`
[INFO] [stdout] note: required by a bound in `axum::routing::get`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/axum-0.6.20/src/routing/method_routing.rs:403:1
[INFO] [stdout]     |
[INFO] [stdout] 403 | top_level_handler_fn!(get, GET);
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^---^^^^^^
[INFO] [stdout]     | |                     |
[INFO] [stdout]     | |                     required by a bound in this function
[INFO] [stdout]     | required by this bound in `get`
[INFO] [stdout]     = note: this error originates in the macro `top_level_handler_fn` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `catscii` (bin "catscii") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0277]: the trait bound `!: IntoResponse` is not satisfied
[INFO] [stdout]    --> src/main.rs:60:30
[INFO] [stdout]     |
[INFO] [stdout] 60  |         .route("/panic", get(|| async { panic!("This is a panic") }))
[INFO] [stdout]     |                          --- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `IntoResponse` is not implemented for `!`, which is required by `{closure@src/main.rs:60:30: 60:32}: axum::handler::Handler<_, _, _>`
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `IntoResponse`:
[INFO] [stdout]               &'static [u8; N]
[INFO] [stdout]               &'static [u8]
[INFO] [stdout]               &'static str
[INFO] [stdout]               ()
[INFO] [stdout]               (StatusCode, R)
[INFO] [stdout]               (StatusCode, T1, R)
[INFO] [stdout]               (StatusCode, T1, T2, R)
[INFO] [stdout]               (StatusCode, T1, T2, T3, R)
[INFO] [stdout]             and 123 others
[INFO] [stdout]     = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #48950 <https://github.com/rust-lang/rust/issues/48950> for more information)
[INFO] [stdout]     = help: did you intend to use the type `()` here instead?
[INFO] [stdout]     = note: required for `{closure@src/main.rs:60:30: 60:32}` to implement `axum::handler::Handler<((),), ServerState>`
[INFO] [stdout] note: required by a bound in `axum::routing::get`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/axum-0.6.20/src/routing/method_routing.rs:403:1
[INFO] [stdout]     |
[INFO] [stdout] 403 | top_level_handler_fn!(get, GET);
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^---^^^^^^
[INFO] [stdout]     | |                     |
[INFO] [stdout]     | |                     required by a bound in this function
[INFO] [stdout]     | required by this bound in `get`
[INFO] [stdout]     = note: this error originates in the macro `top_level_handler_fn` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `catscii` (bin "catscii" test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "647e803b3d530043a722bdf9364357c865ba2afe70852055d5a4056d4f3fad1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "647e803b3d530043a722bdf9364357c865ba2afe70852055d5a4056d4f3fad1d", kill_on_drop: false }`
[INFO] [stdout] 647e803b3d530043a722bdf9364357c865ba2afe70852055d5a4056d4f3fad1d