[INFO] fetching crate mmap-append 0.2.0... [INFO] testing mmap-append-0.2.0 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate mmap-append 0.2.0 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate mmap-append 0.2.0 [INFO] finished tweaking crates.io crate mmap-append 0.2.0 [INFO] tweaked toml for crates.io crate mmap-append 0.2.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate mmap-append 0.2.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 18 packages to latest compatible versions [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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] c2ed21dcc47ead9b5fea7221f6d501b9235c8c8af56488c1e9a4d236b1958c76 [INFO] running `Command { std: "docker" "start" "-a" "c2ed21dcc47ead9b5fea7221f6d501b9235c8c8af56488c1e9a4d236b1958c76", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c2ed21dcc47ead9b5fea7221f6d501b9235c8c8af56488c1e9a4d236b1958c76", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c2ed21dcc47ead9b5fea7221f6d501b9235c8c8af56488c1e9a4d236b1958c76", kill_on_drop: false }` [INFO] [stdout] c2ed21dcc47ead9b5fea7221f6d501b9235c8c8af56488c1e9a4d236b1958c76 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] ebdcf82c39a0801d3006ea690e65b2d0b9db51a291b4ea0c678e117fe8024867 [INFO] running `Command { std: "docker" "start" "-a" "ebdcf82c39a0801d3006ea690e65b2d0b9db51a291b4ea0c678e117fe8024867", kill_on_drop: false }` [INFO] [stderr] Compiling memmap2 v0.9.9 [INFO] [stderr] Compiling mmap-append v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `stable_deref_trait` [INFO] [stdout] --> src/lib.rs:199:7 [INFO] [stdout] | [INFO] [stdout] 199 | #[cfg(feature = "stable_deref_trait")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = help: consider adding `stable_deref_trait` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.52s [INFO] running `Command { std: "docker" "inspect" "ebdcf82c39a0801d3006ea690e65b2d0b9db51a291b4ea0c678e117fe8024867", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ebdcf82c39a0801d3006ea690e65b2d0b9db51a291b4ea0c678e117fe8024867", kill_on_drop: false }` [INFO] [stdout] ebdcf82c39a0801d3006ea690e65b2d0b9db51a291b4ea0c678e117fe8024867 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 1a58316471b96e36ea2ac2d8f8ddc676719582ed598737d8dc73773a42aaec64 [INFO] running `Command { std: "docker" "start" "-a" "1a58316471b96e36ea2ac2d8f8ddc676719582ed598737d8dc73773a42aaec64", kill_on_drop: false }` [INFO] [stderr] Compiling rustix v1.1.2 [INFO] [stderr] Compiling linux-raw-sys v0.11.0 [INFO] [stderr] Compiling bitflags v2.10.0 [INFO] [stderr] Compiling stable_deref_trait v1.2.1 [INFO] [stderr] Compiling fastrand v2.3.0 [INFO] [stderr] Compiling once_cell v1.21.3 [INFO] [stderr] Compiling getrandom v0.3.4 [INFO] [stdout] warning: unexpected `cfg` condition value: `stable_deref_trait` [INFO] [stdout] --> src/lib.rs:199:7 [INFO] [stdout] | [INFO] [stdout] 199 | #[cfg(feature = "stable_deref_trait")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = help: consider adding `stable_deref_trait` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling owning_ref v0.4.1 [INFO] [stderr] Compiling tempfile v3.23.0 [INFO] [stderr] Compiling mmap-append v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `stable_deref_trait` [INFO] [stdout] --> src/lib.rs:199:7 [INFO] [stdout] | [INFO] [stdout] 199 | #[cfg(feature = "stable_deref_trait")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = help: consider adding `stable_deref_trait` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 3.94s [INFO] running `Command { std: "docker" "inspect" "1a58316471b96e36ea2ac2d8f8ddc676719582ed598737d8dc73773a42aaec64", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1a58316471b96e36ea2ac2d8f8ddc676719582ed598737d8dc73773a42aaec64", kill_on_drop: false }` [INFO] [stdout] 1a58316471b96e36ea2ac2d8f8ddc676719582ed598737d8dc73773a42aaec64 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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", kill_on_drop: false }` [INFO] [stdout] 6c08f28a1b6724088db66283eec5846084c43478e098d40b3aff20f36a9b5747 [INFO] running `Command { std: "docker" "start" "-a" "6c08f28a1b6724088db66283eec5846084c43478e098d40b3aff20f36a9b5747", kill_on_drop: false }` [INFO] [stderr] warning: unexpected `cfg` condition value: `stable_deref_trait` [INFO] [stderr] --> src/lib.rs:199:7 [INFO] [stderr] | [INFO] [stderr] 199 | #[cfg(feature = "stable_deref_trait")] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition [INFO] [stderr] | [INFO] [stderr] = note: no expected values for `feature` [INFO] [stderr] = help: consider adding `stable_deref_trait` as a feature in `Cargo.toml` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `mmap-append` (lib) generated 1 warning [INFO] [stderr] warning: `mmap-append` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mmap_append-78206d3922ad61f4) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test test::test_mmap_append ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests mmap_append [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "6c08f28a1b6724088db66283eec5846084c43478e098d40b3aff20f36a9b5747", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6c08f28a1b6724088db66283eec5846084c43478e098d40b3aff20f36a9b5747", kill_on_drop: false }` [INFO] [stdout] 6c08f28a1b6724088db66283eec5846084c43478e098d40b3aff20f36a9b5747