[INFO] fetching crate mainstay-attribute-constant 0.30.1...
[INFO] testing mainstay-attribute-constant-0.30.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate mainstay-attribute-constant 0.30.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate mainstay-attribute-constant 0.30.1
[INFO] finished tweaking crates.io crate mainstay-attribute-constant 0.30.1
[INFO] tweaked toml for crates.io crate mainstay-attribute-constant 0.30.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mainstay-attribute-constant 0.30.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 41 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.106)
[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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 13293e85715c22ac159441d7a64d640fa7698bb00298aa80603c11b56282de10
[INFO] running `Command { std: "docker" "start" "-a" "13293e85715c22ac159441d7a64d640fa7698bb00298aa80603c11b56282de10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13293e85715c22ac159441d7a64d640fa7698bb00298aa80603c11b56282de10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13293e85715c22ac159441d7a64d640fa7698bb00298aa80603c11b56282de10", kill_on_drop: false }`
[INFO] [stdout] 13293e85715c22ac159441d7a64d640fa7698bb00298aa80603c11b56282de10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 3c33596ef93ce9ac7a40e3970ad923956e323549a464c256d405437f7396da9b
[INFO] running `Command { std: "docker" "start" "-a" "3c33596ef93ce9ac7a40e3970ad923956e323549a464c256d405437f7396da9b", kill_on_drop: false }`
[INFO] [stderr]    Compiling cpufeatures v0.2.17
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling bs58 v0.5.1
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling mainstay-syn v0.30.2
[INFO] [stderr]    Compiling mainstay-attribute-constant v0.30.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.32s
[INFO] running `Command { std: "docker" "inspect" "3c33596ef93ce9ac7a40e3970ad923956e323549a464c256d405437f7396da9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c33596ef93ce9ac7a40e3970ad923956e323549a464c256d405437f7396da9b", kill_on_drop: false }`
[INFO] [stdout] 3c33596ef93ce9ac7a40e3970ad923956e323549a464c256d405437f7396da9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 4d76765d92e195a1c1b41ab3b04f06c2e527cec50cd54f9fb6985687c70f3477
[INFO] running `Command { std: "docker" "start" "-a" "4d76765d92e195a1c1b41ab3b04f06c2e527cec50cd54f9fb6985687c70f3477", kill_on_drop: false }`
[INFO] [stderr]    Compiling mainstay-attribute-constant v0.30.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "4d76765d92e195a1c1b41ab3b04f06c2e527cec50cd54f9fb6985687c70f3477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d76765d92e195a1c1b41ab3b04f06c2e527cec50cd54f9fb6985687c70f3477", kill_on_drop: false }`
[INFO] [stdout] 4d76765d92e195a1c1b41ab3b04f06c2e527cec50cd54f9fb6985687c70f3477
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 6d54971e8cfbb5dd35f56d7ea238707035ba82753eb552f623c6a317cfe7178d
[INFO] running `Command { std: "docker" "start" "-a" "6d54971e8cfbb5dd35f56d7ea238707035ba82753eb552f623c6a317cfe7178d", 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/mainstay_attribute_constant-ca4b04b1f129b5c6)
[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] [stderr]    Doc-tests mainstay_attribute_constant
[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" "6d54971e8cfbb5dd35f56d7ea238707035ba82753eb552f623c6a317cfe7178d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d54971e8cfbb5dd35f56d7ea238707035ba82753eb552f623c6a317cfe7178d", kill_on_drop: false }`
[INFO] [stdout] 6d54971e8cfbb5dd35f56d7ea238707035ba82753eb552f623c6a317cfe7178d