[INFO] fetching crate morgana-core 0.1.7...
[INFO] testing morgana-core-0.1.7 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate morgana-core 0.1.7 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate morgana-core 0.1.7
[INFO] finished tweaking crates.io crate morgana-core 0.1.7
[INFO] tweaked toml for crates.io crate morgana-core 0.1.7 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate morgana-core 0.1.7 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 31 packages to latest compatible versions
[INFO] [stderr]       Adding derive_more v0.99.20 (available: v2.0.1)
[INFO] [stderr]       Adding env_logger v0.10.2 (available: v0.11.8)
[INFO] [stderr]       Adding strum v0.25.0 (available: v0.27.2)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.17)
[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-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 55851b4a1fffaec86d36cdf4ba3b41c16219f9caa2b3626eb7fb55e13d3585a1
[INFO] running `Command { std: "docker" "start" "-a" "55851b4a1fffaec86d36cdf4ba3b41c16219f9caa2b3626eb7fb55e13d3585a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "55851b4a1fffaec86d36cdf4ba3b41c16219f9caa2b3626eb7fb55e13d3585a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55851b4a1fffaec86d36cdf4ba3b41c16219f9caa2b3626eb7fb55e13d3585a1", kill_on_drop: false }`
[INFO] [stdout] 55851b4a1fffaec86d36cdf4ba3b41c16219f9caa2b3626eb7fb55e13d3585a1
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c798373d4965e9e58e66a8ff9e3e14f526c89710c53fea319c386648d61d58e1
[INFO] running `Command { std: "docker" "start" "-a" "c798373d4965e9e58e66a8ff9e3e14f526c89710c53fea319c386648d61d58e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling stdext v0.3.3
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling strum_macros v0.25.3
[INFO] [stderr]    Compiling derive_more v0.99.20
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling strum v0.25.0
[INFO] [stderr]    Compiling morgana-core v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `filename` is never read
[INFO] [stdout]  --> src/syntax/source/range.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub filename: Option<String>,
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout]   = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.81s
[INFO] running `Command { std: "docker" "inspect" "c798373d4965e9e58e66a8ff9e3e14f526c89710c53fea319c386648d61d58e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c798373d4965e9e58e66a8ff9e3e14f526c89710c53fea319c386648d61d58e1", kill_on_drop: false }`
[INFO] [stdout] c798373d4965e9e58e66a8ff9e3e14f526c89710c53fea319c386648d61d58e1
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3987e3fad9d92a388806170bdf9e3b21946d83f35eaaecdb35a2a2afbc553cf2
[INFO] running `Command { std: "docker" "start" "-a" "3987e3fad9d92a388806170bdf9e3b21946d83f35eaaecdb35a2a2afbc553cf2", kill_on_drop: false }`
[INFO] [stderr]    Compiling is-terminal v0.4.17
[INFO] [stderr]    Compiling humantime v2.3.0
[INFO] [stderr]    Compiling morgana-core v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling env_logger v0.10.2
[INFO] [stdout] warning: value assigned to `filename` is never read
[INFO] [stdout]  --> src/syntax/source/range.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub filename: Option<String>,
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout]   = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `filename` is never read
[INFO] [stdout]  --> src/syntax/source/range.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub filename: Option<String>,
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout]   = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.17s
[INFO] running `Command { std: "docker" "inspect" "3987e3fad9d92a388806170bdf9e3b21946d83f35eaaecdb35a2a2afbc553cf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3987e3fad9d92a388806170bdf9e3b21946d83f35eaaecdb35a2a2afbc553cf2", kill_on_drop: false }`
[INFO] [stdout] 3987e3fad9d92a388806170bdf9e3b21946d83f35eaaecdb35a2a2afbc553cf2
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 95d78dcce92892d7a97f4fa3edc051afb39d7c9030a2091ba656d86ed0ae20e6
[INFO] running `Command { std: "docker" "start" "-a" "95d78dcce92892d7a97f4fa3edc051afb39d7c9030a2091ba656d86ed0ae20e6", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `filename` is never read
[INFO] [stderr]  --> src/syntax/source/range.rs:4:9
[INFO] [stderr]   |
[INFO] [stderr] 4 |     pub filename: Option<String>,
[INFO] [stderr]   |         ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: maybe it is overwritten before being read?
[INFO] [stderr]   = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `morgana-core` (lib) generated 1 warning
[INFO] [stderr] warning: `morgana-core` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/morgana_core-64d4216115769b51)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test syntax::lexer::test::ids ... ok
[INFO] [stdout] test syntax::lexer::test::keys ... ok
[INFO] [stdout] test syntax::lexer::test::strings ... ok
[INFO] [stdout] test syntax::lexer::test::regexes ... ok
[INFO] [stdout] test syntax::lexer::test::smoke_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/parse_meta.rs (/opt/rustwide/target/debug/deps/parse_meta-8f939170f55ac4cb)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test parses_meta ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests morgana_core
[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" "95d78dcce92892d7a97f4fa3edc051afb39d7c9030a2091ba656d86ed0ae20e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95d78dcce92892d7a97f4fa3edc051afb39d7c9030a2091ba656d86ed0ae20e6", kill_on_drop: false }`
[INFO] [stdout] 95d78dcce92892d7a97f4fa3edc051afb39d7c9030a2091ba656d86ed0ae20e6