[INFO] fetching crate perw 0.0.1-prerelease... [INFO] testing perw-0.0.1-prerelease against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate perw 0.0.1-prerelease into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate perw 0.0.1-prerelease [INFO] finished tweaking crates.io crate perw 0.0.1-prerelease [INFO] tweaked toml for crates.io crate perw 0.0.1-prerelease written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate perw 0.0.1-prerelease on toolchain beta-2025-10-28 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate perw 0.0.1-prerelease 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" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b1602a5f78c431b0f05a63f22efb14cb2e25015e7503a05dd0623513fc39f4e5 [INFO] running `Command { std: "docker" "start" "-a" "b1602a5f78c431b0f05a63f22efb14cb2e25015e7503a05dd0623513fc39f4e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b1602a5f78c431b0f05a63f22efb14cb2e25015e7503a05dd0623513fc39f4e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b1602a5f78c431b0f05a63f22efb14cb2e25015e7503a05dd0623513fc39f4e5", kill_on_drop: false }` [INFO] [stdout] b1602a5f78c431b0f05a63f22efb14cb2e25015e7503a05dd0623513fc39f4e5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3dc9706a16566807833fa8619daf18163b632cdb3dd6791d8e4b174b98ba2755 [INFO] running `Command { std: "docker" "start" "-a" "3dc9706a16566807833fa8619daf18163b632cdb3dd6791d8e4b174b98ba2755", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.56 [INFO] [stderr] Compiling quote v1.0.26 [INFO] [stderr] Compiling unicode-ident v1.0.8 [INFO] [stderr] Compiling doc-comment v0.3.3 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling snafu-derive v0.7.4 [INFO] [stderr] Compiling snafu v0.7.4 [INFO] [stderr] Compiling perw v0.0.1-prerelease (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `ImageDosHeader` is never constructed [INFO] [stdout] --> src/pe/dos.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct ImageDosHeader { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant `MAGIC_CONSTANT` is never used [INFO] [stdout] --> src/pe/dos.rs:50:15 [INFO] [stdout] | [INFO] [stdout] 49 | impl ImageDosHeader { [INFO] [stdout] | ------------------- associated constant in this implementation [INFO] [stdout] 50 | pub const MAGIC_CONSTANT : u16 = 0x5A4D ; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.66s [INFO] running `Command { std: "docker" "inspect" "3dc9706a16566807833fa8619daf18163b632cdb3dd6791d8e4b174b98ba2755", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3dc9706a16566807833fa8619daf18163b632cdb3dd6791d8e4b174b98ba2755", kill_on_drop: false }` [INFO] [stdout] 3dc9706a16566807833fa8619daf18163b632cdb3dd6791d8e4b174b98ba2755 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c0fac116a2558f41c6fad2893e3002bdb36e2d52a46d38ba265ae73d84da5eeb [INFO] running `Command { std: "docker" "start" "-a" "c0fac116a2558f41c6fad2893e3002bdb36e2d52a46d38ba265ae73d84da5eeb", kill_on_drop: false }` [INFO] [stderr] Compiling perw v0.0.1-prerelease (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `ImageDosHeader` is never constructed [INFO] [stdout] --> src/pe/dos.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct ImageDosHeader { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated constant `MAGIC_CONSTANT` is never used [INFO] [stdout] --> src/pe/dos.rs:50:15 [INFO] [stdout] | [INFO] [stdout] 49 | impl ImageDosHeader { [INFO] [stdout] | ------------------- associated constant in this implementation [INFO] [stdout] 50 | pub const MAGIC_CONSTANT : u16 = 0x5A4D ; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `Vec: io::Writer` is not satisfied [INFO] [stdout] --> src/pe/dos.rs:139:31 [INFO] [stdout] | [INFO] [stdout] 139 | expected_dos.write_to(&mut dos_bytes); [INFO] [stdout] | -------- ^^^^^^^^^^^^^^ the trait `io::Writer` is not implemented for `Vec` [INFO] [stdout] | | [INFO] [stdout] | required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] = help: the following other types implement trait `io::Writer`: [INFO] [stdout] stream::PEStream<&mut [u8]> [INFO] [stdout] stream::PEStream> [INFO] [stdout] note: required by a bound in `io::WriteData::write_to` [INFO] [stdout] --> src/io/mod.rs:43:42 [INFO] [stdout] | [INFO] [stdout] 43 | fn write_to(&self, writer: &mut impl Writer) -> Result<()>; [INFO] [stdout] | ^^^^^^ required by this bound in `WriteData::write_to` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `perw` (lib test) due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "c0fac116a2558f41c6fad2893e3002bdb36e2d52a46d38ba265ae73d84da5eeb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c0fac116a2558f41c6fad2893e3002bdb36e2d52a46d38ba265ae73d84da5eeb", kill_on_drop: false }` [INFO] [stdout] c0fac116a2558f41c6fad2893e3002bdb36e2d52a46d38ba265ae73d84da5eeb