[INFO] fetching crate cew 0.1.0...
[INFO] checking cew-0.1.0 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate cew 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate cew 0.1.0 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cew 0.1.0
[INFO] finished tweaking crates.io crate cew 0.1.0
[INFO] tweaked toml for crates.io crate cew 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 35 packages to latest compatible versions
[INFO] [stderr]       Adding addr2line v0.21.0 (latest: v0.22.0)
[INFO] [stderr]       Adding gimli v0.28.1 (latest: v0.29.0)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.35.0)
[INFO] [stderr]       Adding owo-colors v3.5.0 (latest: v4.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded eyre v0.6.12
[INFO] [stderr]   Downloaded color-spantrace v0.2.1
[INFO] [stderr]   Downloaded color-eyre v0.6.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5cae640ca752b14b6aa756221b9b6a28bba4310cdba7c32f374d76e3a5663463
[INFO] running `Command { std: "docker" "start" "-a" "5cae640ca752b14b6aa756221b9b6a28bba4310cdba7c32f374d76e3a5663463", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5cae640ca752b14b6aa756221b9b6a28bba4310cdba7c32f374d76e3a5663463", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cae640ca752b14b6aa756221b9b6a28bba4310cdba7c32f374d76e3a5663463", kill_on_drop: false }`
[INFO] [stdout] 5cae640ca752b14b6aa756221b9b6a28bba4310cdba7c32f374d76e3a5663463
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d4788545dcf78c4e3877c707df8ad9c9611c8da2cebcb241b0bd2d0a5fb8948
[INFO] running `Command { std: "docker" "start" "-a" "7d4788545dcf78c4e3877c707df8ad9c9611c8da2cebcb241b0bd2d0a5fb8948", kill_on_drop: false }`
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking owo-colors v3.5.0
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]     Checking tracing-error v0.2.0
[INFO] [stderr]     Checking color-spantrace v0.2.1
[INFO] [stderr]     Checking color-eyre v0.6.3
[INFO] [stderr]     Checking cew v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: functions using `#[should_panic]` must return `()`
[INFO] [stdout]   --> src/lib.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 | /     fn do_stuff() -> cew::U {
[INFO] [stdout] 42 | |         cew::init()?;
[INFO] [stdout] 43 | |
[INFO] [stdout] 44 | |         fn test_fn() -> cew::U {
[INFO] [stdout] ...  |
[INFO] [stdout] 48 | |         test_fn()
[INFO] [stdout] 49 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cew` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "7d4788545dcf78c4e3877c707df8ad9c9611c8da2cebcb241b0bd2d0a5fb8948", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d4788545dcf78c4e3877c707df8ad9c9611c8da2cebcb241b0bd2d0a5fb8948", kill_on_drop: false }`
[INFO] [stdout] 7d4788545dcf78c4e3877c707df8ad9c9611c8da2cebcb241b0bd2d0a5fb8948
