[INFO] fetching crate den-stdlib-io 0.4.0...
[INFO] testing den-stdlib-io-0.4.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate den-stdlib-io 0.4.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate den-stdlib-io 0.4.0
[INFO] finished tweaking crates.io crate den-stdlib-io 0.4.0
[INFO] tweaked toml for crates.io crate den-stdlib-io 0.4.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate den-stdlib-io 0.4.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate den-stdlib-io 0.4.0 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b14b23e33b73e4f4e129b7ace10b49269dc54ce5c3e45081689792946596db0
[INFO] running `Command { std: "docker" "start" "-a" "5b14b23e33b73e4f4e129b7ace10b49269dc54ce5c3e45081689792946596db0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b14b23e33b73e4f4e129b7ace10b49269dc54ce5c3e45081689792946596db0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b14b23e33b73e4f4e129b7ace10b49269dc54ce5c3e45081689792946596db0", kill_on_drop: false }`
[INFO] [stdout] 5b14b23e33b73e4f4e129b7ace10b49269dc54ce5c3e45081689792946596db0
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1d414a28c9ddeefaf69eb3ef0f30ccb75e20fdf54a35947694859c37b63cf6d
[INFO] running `Command { std: "docker" "start" "-a" "c1d414a28c9ddeefaf69eb3ef0f30ccb75e20fdf54a35947694859c37b63cf6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.2.3
[INFO] [stderr]    Compiling libc v0.2.168
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling relative-path v1.9.3
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling indexmap v2.7.0
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling event-listener v5.3.1
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling event-listener-strategy v0.5.3
[INFO] [stderr]    Compiling iana-time-zone v0.1.61
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling once_cell v1.20.2
[INFO] [stderr]    Compiling chrono v0.4.39
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling async-lock v3.4.0
[INFO] [stderr]    Compiling phf v0.11.2
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling rquickjs-sys v0.8.1
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling socket2 v0.5.8
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling bytes v1.9.0
[INFO] [stderr]    Compiling dlopen_derive v0.1.4
[INFO] [stderr]    Compiling tokio v1.42.0
[INFO] [stderr]    Compiling dlopen v0.1.8
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling derive_more-impl v1.0.0
[INFO] [stderr]    Compiling derive_more v1.0.0
[INFO] [stderr]    Compiling rquickjs-core v0.8.1
[INFO] [stderr]    Compiling rquickjs-macro v0.8.1
[INFO] [stderr]    Compiling rquickjs v0.8.1
[INFO] [stderr]    Compiling den-stdlib-io v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `Command { std: "docker" "inspect" "c1d414a28c9ddeefaf69eb3ef0f30ccb75e20fdf54a35947694859c37b63cf6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1d414a28c9ddeefaf69eb3ef0f30ccb75e20fdf54a35947694859c37b63cf6d", kill_on_drop: false }`
[INFO] [stdout] c1d414a28c9ddeefaf69eb3ef0f30ccb75e20fdf54a35947694859c37b63cf6d
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3cb8c83a7792fc19d6fe278ff83486eae1e33ae69a00169ca3993f9e8c5c8131
[INFO] running `Command { std: "docker" "start" "-a" "3cb8c83a7792fc19d6fe278ff83486eae1e33ae69a00169ca3993f9e8c5c8131", kill_on_drop: false }`
[INFO] [stderr]    Compiling den-stdlib-io v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "3cb8c83a7792fc19d6fe278ff83486eae1e33ae69a00169ca3993f9e8c5c8131", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cb8c83a7792fc19d6fe278ff83486eae1e33ae69a00169ca3993f9e8c5c8131", kill_on_drop: false }`
[INFO] [stdout] 3cb8c83a7792fc19d6fe278ff83486eae1e33ae69a00169ca3993f9e8c5c8131
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7795b41688427b1c3e66e856f2ff90c34a8cb3754be8f8686cbdfb6e47c79c6d
[INFO] running `Command { std: "docker" "start" "-a" "7795b41688427b1c3e66e856f2ff90c34a8cb3754be8f8686cbdfb6e47c79c6d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/den_stdlib_io-af4c15aaf6c54ed6)
[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] [stderr]    Doc-tests den_stdlib_io
[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" "7795b41688427b1c3e66e856f2ff90c34a8cb3754be8f8686cbdfb6e47c79c6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7795b41688427b1c3e66e856f2ff90c34a8cb3754be8f8686cbdfb6e47c79c6d", kill_on_drop: false }`
[INFO] [stdout] 7795b41688427b1c3e66e856f2ff90c34a8cb3754be8f8686cbdfb6e47c79c6d