[INFO] fetching crate teco 0.3.2...
[INFO] testing teco-0.3.2 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate teco 0.3.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate teco 0.3.2
[INFO] finished tweaking crates.io crate teco 0.3.2
[INFO] tweaked toml for crates.io crate teco 0.3.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate teco 0.3.2 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate teco 0.3.2 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-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8251ef711aeafb4e621303144eedb254298315144108f030402d2819fb0edd8e
[INFO] running `Command { std: "docker" "start" "-a" "8251ef711aeafb4e621303144eedb254298315144108f030402d2819fb0edd8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8251ef711aeafb4e621303144eedb254298315144108f030402d2819fb0edd8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8251ef711aeafb4e621303144eedb254298315144108f030402d2819fb0edd8e", kill_on_drop: false }`
[INFO] [stdout] 8251ef711aeafb4e621303144eedb254298315144108f030402d2819fb0edd8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 59db67080dbbfafbe667ed7b61cc806f9c9a2acac7c15e80a508518de3931be4
[INFO] running `Command { std: "docker" "start" "-a" "59db67080dbbfafbe667ed7b61cc806f9c9a2acac7c15e80a508518de3931be4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rustversion v1.0.20
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling anyhow v1.0.99
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]    Compiling toml_write v0.1.2
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling anstyle-parse v0.2.6
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling colorchoice v1.0.3
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling anstyle-query v1.1.2
[INFO] [stderr]    Compiling unicode-width v0.2.0
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling portable-atomic v1.11.0
[INFO] [stderr]    Compiling bytemuck v1.23.2
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.1
[INFO] [stderr]    Compiling anstream v0.6.18
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling spdlog-rs v0.4.1
[INFO] [stderr]    Compiling rgb v0.8.52
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling terminal-trx v0.2.4
[INFO] [stderr]    Compiling console v0.15.11
[INFO] [stderr]    Compiling flate2 v1.1.2
[INFO] [stderr]    Compiling indexmap v2.11.0
[INFO] [stderr]    Compiling bstr v1.12.0
[INFO] [stderr]    Compiling regex-automata v0.4.10
[INFO] [stderr]    Compiling xterm-color v1.0.1
[INFO] [stderr]    Compiling unsafe-libyaml v0.2.11
[INFO] [stderr]    Compiling std_prelude v0.2.12
[INFO] [stderr]    Compiling clap_builder v4.5.34
[INFO] [stderr]    Compiling path_abs v0.5.1
[INFO] [stderr]    Compiling terminal-colorsaurus v0.4.8
[INFO] [stderr]    Compiling chrono v0.4.40
[INFO] [stderr]    Compiling ansi_colours v1.2.3
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling is-terminal v0.4.16
[INFO] [stderr]    Compiling content_inspector v0.2.4
[INFO] [stderr]    Compiling clircle v0.6.1
[INFO] [stderr]    Compiling encoding_rs v0.8.35
[INFO] [stderr]    Compiling bytesize v1.3.3
[INFO] [stderr]    Compiling nu-ansi-term v0.50.1
[INFO] [stderr]    Compiling atomic v0.5.3
[INFO] [stderr]    Compiling dyn-clone v1.0.19
[INFO] [stderr]    Compiling arc-swap v1.7.1
[INFO] [stderr]    Compiling number_prefix v0.4.0
[INFO] [stderr]    Compiling if_chain v1.0.2
[INFO] [stderr]    Compiling colored v3.0.0
[INFO] [stderr]    Compiling indicatif v0.17.11
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling serde_spanned v0.6.9
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling regex v1.11.2
[INFO] [stderr]    Compiling strum_macros v0.24.3
[INFO] [stderr]    Compiling serde_yaml v0.9.34+deprecated
[INFO] [stderr]    Compiling globset v0.4.16
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling fancy-regex v0.11.0
[INFO] [stderr]    Compiling strum v0.24.1
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling clap_derive v4.5.32
[INFO] [stderr]    Compiling toml v0.8.23
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling spdlog-internal v0.1.0
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling clap v4.5.34
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling spdlog-macros v0.2.0
[INFO] [stderr]    Compiling serde_with_macros v3.14.0
[INFO] [stderr]    Compiling syntect v5.2.0
[INFO] [stderr]    Compiling serde_with v3.14.0
[INFO] [stderr]    Compiling bat v0.25.0
[INFO] [stderr]    Compiling teco v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]   --> src/token.rs:19:10
[INFO] [stdout]    |
[INFO] [stdout] 19 |         .intersperse(vec![Token::Newline])
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: call with fully qualified syntax `itertools::Itertools::intersperse(...)` to keep using the current method
[INFO] [stdout]    = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]    = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 33.90s
[INFO] running `Command { std: "docker" "inspect" "59db67080dbbfafbe667ed7b61cc806f9c9a2acac7c15e80a508518de3931be4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59db67080dbbfafbe667ed7b61cc806f9c9a2acac7c15e80a508518de3931be4", kill_on_drop: false }`
[INFO] [stdout] 59db67080dbbfafbe667ed7b61cc806f9c9a2acac7c15e80a508518de3931be4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf98dc08fc2d18f74776c26cee51a1c62d4a498c869566fbb3d98571529479f4
[INFO] running `Command { std: "docker" "start" "-a" "cf98dc08fc2d18f74776c26cee51a1c62d4a498c869566fbb3d98571529479f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling teco v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: a method with this name may be added to the standard library in the future
[INFO] [stdout]   --> src/token.rs:19:10
[INFO] [stdout]    |
[INFO] [stdout] 19 |         .intersperse(vec![Token::Newline])
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: call with fully qualified syntax `itertools::Itertools::intersperse(...)` to keep using the current method
[INFO] [stdout]    = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]    = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "cf98dc08fc2d18f74776c26cee51a1c62d4a498c869566fbb3d98571529479f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf98dc08fc2d18f74776c26cee51a1c62d4a498c869566fbb3d98571529479f4", kill_on_drop: false }`
[INFO] [stdout] cf98dc08fc2d18f74776c26cee51a1c62d4a498c869566fbb3d98571529479f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a0bb1b22e1ed326d7e8058573e2455fb7fa20d730772ee32a7ebe40212528c86
[INFO] running `Command { std: "docker" "start" "-a" "a0bb1b22e1ed326d7e8058573e2455fb7fa20d730772ee32a7ebe40212528c86", kill_on_drop: false }`
[INFO] [stderr] warning: a method with this name may be added to the standard library in the future
[INFO] [stderr]   --> src/token.rs:19:10
[INFO] [stderr]    |
[INFO] [stderr] 19 |         .intersperse(vec![Token::Newline])
[INFO] [stderr]    |          ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: call with fully qualified syntax `itertools::Itertools::intersperse(...)` to keep using the current method
[INFO] [stderr]    = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stderr]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stderr]    = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `teco` (bin "teco" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/teco-41bb8492676f16b3)
[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" "a0bb1b22e1ed326d7e8058573e2455fb7fa20d730772ee32a7ebe40212528c86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0bb1b22e1ed326d7e8058573e2455fb7fa20d730772ee32a7ebe40212528c86", kill_on_drop: false }`
[INFO] [stdout] a0bb1b22e1ed326d7e8058573e2455fb7fa20d730772ee32a7ebe40212528c86
