[INFO] cloning repository https://github.com/lmmx/sapling
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lmmx/sapling" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flmmx%2Fsapling", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flmmx%2Fsapling'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 02fd09c2474d73e6295a93b99830b7467d31dfe1
[INFO] testing lmmx/sapling against beta-2026-01-20 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flmmx%2Fsapling" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lmmx/sapling
[INFO] finished tweaking git repo https://github.com/lmmx/sapling
[INFO] tweaked toml for git repo https://github.com/lmmx/sapling written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lmmx/sapling on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lmmx/sapling 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-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 219f0b27daab6c69aa3b3a72c46d18418e9b1b455e33dfd6b6d758d64718ae6c
[INFO] running `Command { std: "docker" "start" "-a" "219f0b27daab6c69aa3b3a72c46d18418e9b1b455e33dfd6b6d758d64718ae6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "219f0b27daab6c69aa3b3a72c46d18418e9b1b455e33dfd6b6d758d64718ae6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "219f0b27daab6c69aa3b3a72c46d18418e9b1b455e33dfd6b6d758d64718ae6c", kill_on_drop: false }`
[INFO] [stdout] 219f0b27daab6c69aa3b3a72c46d18418e9b1b455e33dfd6b6d758d64718ae6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b931b3fb39fb828310a20d7b09bcabc8c0917bf8e01135028f834085de932a6
[INFO] running `Command { std: "docker" "start" "-a" "6b931b3fb39fb828310a20d7b09bcabc8c0917bf8e01135028f834085de932a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-lexicon v0.13.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling impls v1.0.3
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling shadow_counted v0.4.0
[INFO] [stderr]    Compiling mutants v0.0.3
[INFO] [stderr]    Compiling owo-colors v4.2.3
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling lexical-util v1.0.7
[INFO] [stderr]    Compiling facet-core v0.30.0
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling ariadne v0.5.1
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling indoc v2.0.7
[INFO] [stderr]    Compiling unindent v0.2.4
[INFO] [stderr]    Compiling lexical-parse-integer v1.0.6
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling lexical-parse-float v1.0.6
[INFO] [stderr]    Compiling unsynn v0.1.1
[INFO] [stderr]    Compiling syn v2.0.109
[INFO] [stderr]    Compiling facet-macros-parse v0.30.0
[INFO] [stderr]    Compiling pyo3-build-config v0.25.1
[INFO] [stderr]    Compiling facet-macros-emit v0.30.0
[INFO] [stderr]    Compiling pyo3-ffi v0.25.1
[INFO] [stderr]    Compiling pyo3-macros-backend v0.25.1
[INFO] [stderr]    Compiling pyo3 v0.25.1
[INFO] [stderr]    Compiling facet-reflect v0.30.0
[INFO] [stderr]    Compiling facet-macros v0.30.0
[INFO] [stderr]    Compiling facet v0.30.0
[INFO] [stderr]    Compiling facet-serialize v0.30.0
[INFO] [stderr]    Compiling facet-deserialize v0.30.0
[INFO] [stderr]    Compiling facet-json v0.30.0
[INFO] [stderr]    Compiling sapling v0.1.0 (/opt/rustwide/workdir/crates/sapling)
[INFO] [stderr]    Compiling pyo3-macros v0.25.1
[INFO] [stderr]    Compiling sapling-py v0.1.0 (/opt/rustwide/workdir/crates/sapling-py)
[INFO] [stdout] warning: unused import: `sapling::*`
[INFO] [stdout]  --> crates/sapling-py/src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use sapling::*;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> crates/sapling-py/src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]  --> crates/sapling-py/src/lib.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn _sapling(m: &Bound<'_, PyModule>) -> PyResult<()> {
[INFO] [stdout]   |             ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized] target(s) in 24.94s
[INFO] running `Command { std: "docker" "inspect" "6b931b3fb39fb828310a20d7b09bcabc8c0917bf8e01135028f834085de932a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b931b3fb39fb828310a20d7b09bcabc8c0917bf8e01135028f834085de932a6", kill_on_drop: false }`
[INFO] [stdout] 6b931b3fb39fb828310a20d7b09bcabc8c0917bf8e01135028f834085de932a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dfcf5da96ad0e0dcf2a211ec43a49f8c6be4fff42a1c4ebe17e692011fa7b163
[INFO] running `Command { std: "docker" "start" "-a" "dfcf5da96ad0e0dcf2a211ec43a49f8c6be4fff42a1c4ebe17e692011fa7b163", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling predicates-core v1.0.9
[INFO] [stderr]    Compiling difflib v0.4.0
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling anstyle v1.0.13
[INFO] [stderr]    Compiling assert_cmd v2.1.1
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling termtree v0.5.1
[INFO] [stderr]    Compiling wait-timeout v0.2.1
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling facet-core v0.30.0
[INFO] [stderr]    Compiling predicates-tree v1.0.12
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling float-cmp v0.10.0
[INFO] [stderr]    Compiling tempfile v3.23.0
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling facet-reflect v0.30.0
[INFO] [stderr]    Compiling facet v0.30.0
[INFO] [stderr]    Compiling facet-serialize v0.30.0
[INFO] [stderr]    Compiling facet-deserialize v0.30.0
[INFO] [stderr]    Compiling facet-json v0.30.0
[INFO] [stderr]    Compiling sapling v0.1.0 (/opt/rustwide/workdir/crates/sapling)
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling bstr v1.12.1
[INFO] [stderr]    Compiling predicates v3.1.3
[INFO] [stderr]    Compiling sapling-py v0.1.0 (/opt/rustwide/workdir/crates/sapling-py)
[INFO] [stdout] warning: unused import: `sapling::*`
[INFO] [stdout]  --> crates/sapling-py/src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use sapling::*;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> crates/sapling-py/src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]  --> crates/sapling-py/src/lib.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn _sapling(m: &Bound<'_, PyModule>) -> PyResult<()> {
[INFO] [stdout]   |             ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized] target(s) in 19.01s
[INFO] running `Command { std: "docker" "inspect" "dfcf5da96ad0e0dcf2a211ec43a49f8c6be4fff42a1c4ebe17e692011fa7b163", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfcf5da96ad0e0dcf2a211ec43a49f8c6be4fff42a1c4ebe17e692011fa7b163", kill_on_drop: false }`
[INFO] [stdout] dfcf5da96ad0e0dcf2a211ec43a49f8c6be4fff42a1c4ebe17e692011fa7b163
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 793bdeaaeb998cc9d13aa8d1c76d8b7a943d38592beee5d0c22dc92ae0e36237
[INFO] running `Command { std: "docker" "start" "-a" "793bdeaaeb998cc9d13aa8d1c76d8b7a943d38592beee5d0c22dc92ae0e36237", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `sapling::*`
[INFO] [stderr]  --> crates/sapling-py/src/lib.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use sapling::*;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> crates/sapling-py/src/lib.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `m`
[INFO] [stderr]  --> crates/sapling-py/src/lib.rs:6:13
[INFO] [stderr]   |
[INFO] [stderr] 6 | fn _sapling(m: &Bound<'_, PyModule>) -> PyResult<()> {
[INFO] [stderr]   |             ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `sapling-py` (lib test) generated 3 warnings (run `cargo fix --lib -p sapling-py --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized] target(s) in 0.13s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sapling-bf65624102b3c8ba)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stderr] error: test failed, to rerun pass `-p sapling --lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/sapling-bf65624102b3c8ba` (exit status: 1)
[INFO] [stderr] note: test exited abnormally; to see the full output pass --no-capture to the harness.
[INFO] running `Command { std: "docker" "inspect" "793bdeaaeb998cc9d13aa8d1c76d8b7a943d38592beee5d0c22dc92ae0e36237", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "793bdeaaeb998cc9d13aa8d1c76d8b7a943d38592beee5d0c22dc92ae0e36237", kill_on_drop: false }`
[INFO] [stdout] 793bdeaaeb998cc9d13aa8d1c76d8b7a943d38592beee5d0c22dc92ae0e36237
