[INFO] fetching crate mago-source 1.0.0-alpha.3...
[INFO] testing mago-source-1.0.0-alpha.3 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate mago-source 1.0.0-alpha.3 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate mago-source 1.0.0-alpha.3
[INFO] finished tweaking crates.io crate mago-source 1.0.0-alpha.3
[INFO] tweaked toml for crates.io crate mago-source 1.0.0-alpha.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mago-source 1.0.0-alpha.3 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mago-source 1.0.0-alpha.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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c28f4257e538e1d85c7de91e1b81a73cc78398276abfa574d99cd28b8c559708
[INFO] running `Command { std: "docker" "start" "-a" "c28f4257e538e1d85c7de91e1b81a73cc78398276abfa574d99cd28b8c559708", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c28f4257e538e1d85c7de91e1b81a73cc78398276abfa574d99cd28b8c559708", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c28f4257e538e1d85c7de91e1b81a73cc78398276abfa574d99cd28b8c559708", kill_on_drop: false }`
[INFO] [stdout] c28f4257e538e1d85c7de91e1b81a73cc78398276abfa574d99cd28b8c559708
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ba8aab38aa1c8425767fdaee9f93f9caa35b327e024c09babf69a868dde93e5
[INFO] running `Command { std: "docker" "start" "-a" "1ba8aab38aa1c8425767fdaee9f93f9caa35b327e024c09babf69a868dde93e5", kill_on_drop: false }`
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling allocator-api2 v0.2.21
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling const-random-macro v0.1.16
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling const-random v0.1.18
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling dashmap v6.1.0
[INFO] [stderr]    Compiling lasso v0.7.3
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling mago-interner v1.0.0-alpha.3
[INFO] [stderr]    Compiling mago-source v1.0.0-alpha.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.55s
[INFO] running `Command { std: "docker" "inspect" "1ba8aab38aa1c8425767fdaee9f93f9caa35b327e024c09babf69a868dde93e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ba8aab38aa1c8425767fdaee9f93f9caa35b327e024c09babf69a868dde93e5", kill_on_drop: false }`
[INFO] [stdout] 1ba8aab38aa1c8425767fdaee9f93f9caa35b327e024c09babf69a868dde93e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5fb1677d9051e8fa6549aa448ce05b63aba094871c509030364f26f5bfa3260
[INFO] running `Command { std: "docker" "start" "-a" "b5fb1677d9051e8fa6549aa448ce05b63aba094871c509030364f26f5bfa3260", kill_on_drop: false }`
[INFO] [stderr]    Compiling mago-source v1.0.0-alpha.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "b5fb1677d9051e8fa6549aa448ce05b63aba094871c509030364f26f5bfa3260", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5fb1677d9051e8fa6549aa448ce05b63aba094871c509030364f26f5bfa3260", kill_on_drop: false }`
[INFO] [stdout] b5fb1677d9051e8fa6549aa448ce05b63aba094871c509030364f26f5bfa3260
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f0b0b7d7476bd37bd265c07edebfb08c4f4ddfe9baf3007141a64cb213aa66dc
[INFO] running `Command { std: "docker" "start" "-a" "f0b0b7d7476bd37bd265c07edebfb08c4f4ddfe9baf3007141a64cb213aa66dc", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mago_source-3e07394c802ee979)
[INFO] [stderr]    Doc-tests mago_source
[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] [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" "f0b0b7d7476bd37bd265c07edebfb08c4f4ddfe9baf3007141a64cb213aa66dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0b0b7d7476bd37bd265c07edebfb08c4f4ddfe9baf3007141a64cb213aa66dc", kill_on_drop: false }`
[INFO] [stdout] f0b0b7d7476bd37bd265c07edebfb08c4f4ddfe9baf3007141a64cb213aa66dc