[INFO] fetching crate cew 0.1.0...
[INFO] testing cew-0.1.0 against 1.76.0 for beta-1.77-1
[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 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "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" "+1.76.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tracing-error v0.2.0
[INFO] [stderr]   Downloaded sharded-slab v0.1.7
[INFO] [stderr]   Downloaded tracing-subscriber v0.3.18
[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" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 95ce283dba412dd2162c29880559903d3ccd527e0da49b5b708de269c90384bc
[INFO] running `Command { std: "docker" "start" "-a" "95ce283dba412dd2162c29880559903d3ccd527e0da49b5b708de269c90384bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95ce283dba412dd2162c29880559903d3ccd527e0da49b5b708de269c90384bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95ce283dba412dd2162c29880559903d3ccd527e0da49b5b708de269c90384bc", kill_on_drop: false }`
[INFO] [stdout] 95ce283dba412dd2162c29880559903d3ccd527e0da49b5b708de269c90384bc
[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" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21fb5a052b1f10f403c80fbc321d32dc103172178c552aae87de00599344952f
[INFO] running `Command { std: "docker" "start" "-a" "21fb5a052b1f10f403c80fbc321d32dc103172178c552aae87de00599344952f", kill_on_drop: false }`
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling thread_local v1.1.7
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling gimli v0.28.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling owo-colors v3.5.0
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]    Compiling miniz_oxide v0.7.2
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling tracing-subscriber v0.3.18
[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 color-eyre v0.6.2
[INFO] [stderr]    Compiling cew v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.92s
[INFO] running `Command { std: "docker" "inspect" "21fb5a052b1f10f403c80fbc321d32dc103172178c552aae87de00599344952f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21fb5a052b1f10f403c80fbc321d32dc103172178c552aae87de00599344952f", kill_on_drop: false }`
[INFO] [stdout] 21fb5a052b1f10f403c80fbc321d32dc103172178c552aae87de00599344952f
[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" "+1.76.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 12a11b00a2df97a619d9df053dc8692553c9661a7b49102028af8ba4c40965f9
[INFO] running `Command { std: "docker" "start" "-a" "12a11b00a2df97a619d9df053dc8692553c9661a7b49102028af8ba4c40965f9", 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" "12a11b00a2df97a619d9df053dc8692553c9661a7b49102028af8ba4c40965f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12a11b00a2df97a619d9df053dc8692553c9661a7b49102028af8ba4c40965f9", kill_on_drop: false }`
[INFO] [stdout] 12a11b00a2df97a619d9df053dc8692553c9661a7b49102028af8ba4c40965f9
[INFO] testing cew-0.1.0 against beta-2024-02-10 for beta-1.77-1
[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-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "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-2024-02-10" "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-2024-02-10" "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-2024-02-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d72a4d6f3e58b300064734f30d99d08b0757c0988238786cebf52ae0379f66e
[INFO] running `Command { std: "docker" "start" "-a" "3d72a4d6f3e58b300064734f30d99d08b0757c0988238786cebf52ae0379f66e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d72a4d6f3e58b300064734f30d99d08b0757c0988238786cebf52ae0379f66e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d72a4d6f3e58b300064734f30d99d08b0757c0988238786cebf52ae0379f66e", kill_on_drop: false }`
[INFO] [stdout] 3d72a4d6f3e58b300064734f30d99d08b0757c0988238786cebf52ae0379f66e
[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-2024-02-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49f88fb6c3a369639df94d1b227e6f7cfed7d3a7d11628d39c79efd65bace192
[INFO] running `Command { std: "docker" "start" "-a" "49f88fb6c3a369639df94d1b227e6f7cfed7d3a7d11628d39c79efd65bace192", kill_on_drop: false }`
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling thread_local v1.1.7
[INFO] [stderr]    Compiling gimli v0.28.1
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling owo-colors v3.5.0
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]    Compiling miniz_oxide v0.7.2
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling tracing-subscriber v0.3.18
[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 color-eyre v0.6.2
[INFO] [stderr]    Compiling cew v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.85s
[INFO] running `Command { std: "docker" "inspect" "49f88fb6c3a369639df94d1b227e6f7cfed7d3a7d11628d39c79efd65bace192", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49f88fb6c3a369639df94d1b227e6f7cfed7d3a7d11628d39c79efd65bace192", kill_on_drop: false }`
[INFO] [stdout] 49f88fb6c3a369639df94d1b227e6f7cfed7d3a7d11628d39c79efd65bace192
[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-2024-02-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2fd0ae2894ceaf11560ca3cf514421943bc3d7dc39251d6711b666263400e37
[INFO] running `Command { std: "docker" "start" "-a" "b2fd0ae2894ceaf11560ca3cf514421943bc3d7dc39251d6711b666263400e37", 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" "b2fd0ae2894ceaf11560ca3cf514421943bc3d7dc39251d6711b666263400e37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2fd0ae2894ceaf11560ca3cf514421943bc3d7dc39251d6711b666263400e37", kill_on_drop: false }`
[INFO] [stdout] b2fd0ae2894ceaf11560ca3cf514421943bc3d7dc39251d6711b666263400e37
