[INFO] fetching crate async-editor 0.1.3...
[INFO] testing async-editor-0.1.3 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate async-editor 0.1.3 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate async-editor 0.1.3
[INFO] finished tweaking crates.io crate async-editor 0.1.3
[INFO] tweaked toml for crates.io crate async-editor 0.1.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate async-editor 0.1.3 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate async-editor 0.1.3 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a0aafcdb431a73a8acb03ff73a04865064f56981eec6a6bc1022c907076b727c
[INFO] running `Command { std: "docker" "start" "-a" "a0aafcdb431a73a8acb03ff73a04865064f56981eec6a6bc1022c907076b727c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0aafcdb431a73a8acb03ff73a04865064f56981eec6a6bc1022c907076b727c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0aafcdb431a73a8acb03ff73a04865064f56981eec6a6bc1022c907076b727c", kill_on_drop: false }`
[INFO] [stdout] a0aafcdb431a73a8acb03ff73a04865064f56981eec6a6bc1022c907076b727c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 99e7bcc37eb3d9c8ae1bbfe4b4623ff06c6a092e30e3ee81a70c520688652d5b
[INFO] running `Command { std: "docker" "start" "-a" "99e7bcc37eb3d9c8ae1bbfe4b4623ff06c6a092e30e3ee81a70c520688652d5b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling smallvec v1.15.1
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[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]    Compiling linux-raw-sys v0.9.4
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling litrs v0.4.2
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling slab v0.4.10
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling memchr v2.7.5
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[INFO] [stderr]    Compiling signal-hook-registry v1.4.5
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[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling derive_more-impl v2.0.1
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[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling futures-macro v0.3.31
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[INFO] [stderr]    Compiling derive_more v1.0.0
[INFO] [stderr]    Compiling pin-project v1.1.10
[INFO] [stderr]    Compiling derive_more v2.0.1
[INFO] [stderr]    Compiling thingbuf v0.1.6
[INFO] [stderr]    Compiling crossterm v0.29.0
[INFO] [stderr]    Compiling async-editor v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `next_grapheme_from_idx` is never used
[INFO] [stdout]    --> src/lib.rs:686:8
[INFO] [stdout]     |
[INFO] [stdout] 237 | impl Editor {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 686 |     fn next_grapheme_from_idx(&self, idx: usize) -> &str {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.46s
[INFO] running `Command { std: "docker" "inspect" "99e7bcc37eb3d9c8ae1bbfe4b4623ff06c6a092e30e3ee81a70c520688652d5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99e7bcc37eb3d9c8ae1bbfe4b4623ff06c6a092e30e3ee81a70c520688652d5b", kill_on_drop: false }`
[INFO] [stdout] 99e7bcc37eb3d9c8ae1bbfe4b4623ff06c6a092e30e3ee81a70c520688652d5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e947c3dd2766dfe75bb0ea81694fe0faf742f8c99dab000d87db798f76dab3da
[INFO] running `Command { std: "docker" "start" "-a" "e947c3dd2766dfe75bb0ea81694fe0faf742f8c99dab000d87db798f76dab3da", kill_on_drop: false }`
[INFO] [stderr]    Compiling socket2 v0.6.0
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]    Compiling tokio v1.47.0
[INFO] [stderr]    Compiling async-editor v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `next_grapheme_from_idx` is never used
[INFO] [stdout]    --> src/lib.rs:686:8
[INFO] [stdout]     |
[INFO] [stdout] 237 | impl Editor {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 686 |     fn next_grapheme_from_idx(&self, idx: usize) -> &str {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 9.42s
[INFO] running `Command { std: "docker" "inspect" "e947c3dd2766dfe75bb0ea81694fe0faf742f8c99dab000d87db798f76dab3da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e947c3dd2766dfe75bb0ea81694fe0faf742f8c99dab000d87db798f76dab3da", kill_on_drop: false }`
[INFO] [stdout] e947c3dd2766dfe75bb0ea81694fe0faf742f8c99dab000d87db798f76dab3da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 82b329645007fbaeae3c7fdda976606ecdfdd0a54ef773a809cc5f4da464af5a
[INFO] running `Command { std: "docker" "start" "-a" "82b329645007fbaeae3c7fdda976606ecdfdd0a54ef773a809cc5f4da464af5a", kill_on_drop: false }`
[INFO] [stderr] warning: method `next_grapheme_from_idx` is never used
[INFO] [stderr]    --> src/lib.rs:686:8
[INFO] [stderr]     |
[INFO] [stderr] 237 | impl Editor {
[INFO] [stderr]     | ----------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 686 |     fn next_grapheme_from_idx(&self, idx: usize) -> &str {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `async-editor` (lib test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/async_editor-67b567d3da0336c1)
[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" "82b329645007fbaeae3c7fdda976606ecdfdd0a54ef773a809cc5f4da464af5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82b329645007fbaeae3c7fdda976606ecdfdd0a54ef773a809cc5f4da464af5a", kill_on_drop: false }`
[INFO] [stdout] 82b329645007fbaeae3c7fdda976606ecdfdd0a54ef773a809cc5f4da464af5a