[INFO] fetching crate cew 0.1.0...
[INFO] testing cew-0.1.0 against 1.75.0 for beta-1.76-1
[INFO] extracting crate cew 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate cew 0.1.0 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "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-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tracing-error v0.2.0
[INFO] [stderr]   Downloaded color-spantrace v0.2.1
[INFO] [stderr]   Downloaded color-eyre v0.6.2
[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" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ddc5621ad5f5d7b954525adba4cded95550d792a698b75fcbb6afce7be6a4891
[INFO] running `Command { std: "docker" "start" "-a" "ddc5621ad5f5d7b954525adba4cded95550d792a698b75fcbb6afce7be6a4891", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ddc5621ad5f5d7b954525adba4cded95550d792a698b75fcbb6afce7be6a4891", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddc5621ad5f5d7b954525adba4cded95550d792a698b75fcbb6afce7be6a4891", kill_on_drop: false }`
[INFO] [stdout] ddc5621ad5f5d7b954525adba4cded95550d792a698b75fcbb6afce7be6a4891
[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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4fee7aefcb122ce83b4402e7a45ae8bb5ec8aba14a52d58f8aec60f924328e4d
[INFO] running `Command { std: "docker" "start" "-a" "4fee7aefcb122ce83b4402e7a45ae8bb5ec8aba14a52d58f8aec60f924328e4d", kill_on_drop: false }`
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.13
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling gimli v0.28.1
[INFO] [stderr]    Compiling eyre v0.6.11
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling thread_local v1.1.7
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling indenter v0.3.3
[INFO] [stderr]    Compiling owo-colors v3.5.0
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling tracing-subscriber v0.3.18
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling tracing-error v0.2.0
[INFO] [stderr]    Compiling color-spantrace v0.2.1
[INFO] [stderr]    Compiling addr2line v0.21.0
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]    Compiling color-eyre v0.6.2
[INFO] [stderr]    Compiling cew v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.02s
[INFO] running `Command { std: "docker" "inspect" "4fee7aefcb122ce83b4402e7a45ae8bb5ec8aba14a52d58f8aec60f924328e4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fee7aefcb122ce83b4402e7a45ae8bb5ec8aba14a52d58f8aec60f924328e4d", kill_on_drop: false }`
[INFO] [stdout] 4fee7aefcb122ce83b4402e7a45ae8bb5ec8aba14a52d58f8aec60f924328e4d
[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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b410559f65f539a18e7e2f46d39b43e22d25d1202424041150eac6d3ff37c73
[INFO] running `Command { std: "docker" "start" "-a" "6b410559f65f539a18e7e2f46d39b43e22d25d1202424041150eac6d3ff37c73", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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 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" "6b410559f65f539a18e7e2f46d39b43e22d25d1202424041150eac6d3ff37c73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b410559f65f539a18e7e2f46d39b43e22d25d1202424041150eac6d3ff37c73", kill_on_drop: false }`
[INFO] [stdout] 6b410559f65f539a18e7e2f46d39b43e22d25d1202424041150eac6d3ff37c73
[INFO] testing cew-0.1.0 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate cew 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate cew 0.1.0 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "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-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 38a128021e57cd4c92a190b0fae2f651bb4b39a2f82ee8a468782b8cb5a35be7
[INFO] running `Command { std: "docker" "start" "-a" "38a128021e57cd4c92a190b0fae2f651bb4b39a2f82ee8a468782b8cb5a35be7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38a128021e57cd4c92a190b0fae2f651bb4b39a2f82ee8a468782b8cb5a35be7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38a128021e57cd4c92a190b0fae2f651bb4b39a2f82ee8a468782b8cb5a35be7", kill_on_drop: false }`
[INFO] [stdout] 38a128021e57cd4c92a190b0fae2f651bb4b39a2f82ee8a468782b8cb5a35be7
[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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0d430522436519f86a1fe1ee196360778fe592009324156fcc4bf6c0e4bf154
[INFO] running `Command { std: "docker" "start" "-a" "a0d430522436519f86a1fe1ee196360778fe592009324156fcc4bf6c0e4bf154", kill_on_drop: false }`
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.13
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling eyre v0.6.11
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling gimli v0.28.1
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling indenter v0.3.3
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling owo-colors v3.5.0
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling thread_local v1.1.7
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling tracing-subscriber v0.3.18
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling tracing-error v0.2.0
[INFO] [stderr]    Compiling color-spantrace v0.2.1
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]    Compiling addr2line v0.21.0
[INFO] [stderr]    Compiling color-eyre v0.6.2
[INFO] [stderr]    Compiling cew v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.18s
[INFO] running `Command { std: "docker" "inspect" "a0d430522436519f86a1fe1ee196360778fe592009324156fcc4bf6c0e4bf154", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0d430522436519f86a1fe1ee196360778fe592009324156fcc4bf6c0e4bf154", kill_on_drop: false }`
[INFO] [stdout] a0d430522436519f86a1fe1ee196360778fe592009324156fcc4bf6c0e4bf154
[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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cae0aaaba332975a291dc4b41b64e431d97566252652dacf6408a67778943434
[INFO] running `Command { std: "docker" "start" "-a" "cae0aaaba332975a291dc4b41b64e431d97566252652dacf6408a67778943434", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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" "cae0aaaba332975a291dc4b41b64e431d97566252652dacf6408a67778943434", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cae0aaaba332975a291dc4b41b64e431d97566252652dacf6408a67778943434", kill_on_drop: false }`
[INFO] [stdout] cae0aaaba332975a291dc4b41b64e431d97566252652dacf6408a67778943434
