[INFO] fetching crate verglas 0.1.2...
[INFO] testing verglas-0.1.2 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate verglas 0.1.2 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate verglas 0.1.2
[INFO] finished tweaking crates.io crate verglas 0.1.2
[INFO] tweaked toml for crates.io crate verglas 0.1.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate verglas 0.1.2 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 verglas 0.1.2 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-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] 1d9e2d1a9d4de195e8352d2e91b19b30320c785c8ad122e96ef3d8f51e3792dd
[INFO] running `Command { std: "docker" "start" "-a" "1d9e2d1a9d4de195e8352d2e91b19b30320c785c8ad122e96ef3d8f51e3792dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d9e2d1a9d4de195e8352d2e91b19b30320c785c8ad122e96ef3d8f51e3792dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d9e2d1a9d4de195e8352d2e91b19b30320c785c8ad122e96ef3d8f51e3792dd", kill_on_drop: false }`
[INFO] [stdout] 1d9e2d1a9d4de195e8352d2e91b19b30320c785c8ad122e96ef3d8f51e3792dd
[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] fd824a3c36c087cb137ee04e3fb09086abb9aba41f10f990e0fd6e80efc86a3e
[INFO] running `Command { std: "docker" "start" "-a" "fd824a3c36c087cb137ee04e3fb09086abb9aba41f10f990e0fd6e80efc86a3e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.16
[INFO] [stderr]    Compiling thiserror v2.0.11
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling bytemuck_derive v1.8.1
[INFO] [stderr]    Compiling thiserror-impl v2.0.11
[INFO] [stderr]    Compiling bytemuck v1.21.0
[INFO] [stderr]    Compiling font-types v0.8.2
[INFO] [stderr]    Compiling read-fonts v0.25.3
[INFO] [stderr]    Compiling verglas v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.04s
[INFO] running `Command { std: "docker" "inspect" "fd824a3c36c087cb137ee04e3fb09086abb9aba41f10f990e0fd6e80efc86a3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd824a3c36c087cb137ee04e3fb09086abb9aba41f10f990e0fd6e80efc86a3e", kill_on_drop: false }`
[INFO] [stdout] fd824a3c36c087cb137ee04e3fb09086abb9aba41f10f990e0fd6e80efc86a3e
[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] 667937c5130686b20f563e3850cbd6959eef3d92d11d6d186b2d1ab940041158
[INFO] running `Command { std: "docker" "start" "-a" "667937c5130686b20f563e3850cbd6959eef3d92d11d6d186b2d1ab940041158", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.25
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling toml_datetime v0.6.8
[INFO] [stderr]    Compiling winnow v0.6.25
[INFO] [stderr]    Compiling glob v0.3.2
[INFO] [stderr]    Compiling relative-path v1.9.3
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling futures-timer v3.0.3
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling indexmap v2.7.1
[INFO] [stderr]    Compiling rstest_macros v0.24.0
[INFO] [stderr]    Compiling toml_edit v0.22.22
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling proc-macro-crate v3.2.0
[INFO] [stderr]    Compiling bytemuck_derive v1.8.1
[INFO] [stderr]    Compiling thiserror-impl v2.0.11
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling thiserror v2.0.11
[INFO] [stderr]    Compiling bytemuck v1.21.0
[INFO] [stderr]    Compiling font-types v0.8.2
[INFO] [stderr]    Compiling read-fonts v0.25.3
[INFO] [stderr]    Compiling rstest v0.24.0
[INFO] [stderr]    Compiling verglas v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 23.21s
[INFO] running `Command { std: "docker" "inspect" "667937c5130686b20f563e3850cbd6959eef3d92d11d6d186b2d1ab940041158", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "667937c5130686b20f563e3850cbd6959eef3d92d11d6d186b2d1ab940041158", kill_on_drop: false }`
[INFO] [stdout] 667937c5130686b20f563e3850cbd6959eef3d92d11d6d186b2d1ab940041158
[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] 50f4bce316c93c598c8bb124d58ccfce7290a014fcaffdb01ea5b9a6f5e0eced
[INFO] running `Command { std: "docker" "start" "-a" "50f4bce316c93c598c8bb124d58ccfce7290a014fcaffdb01ea5b9a6f5e0eced", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/verglas-b042560c80050d12)
[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 verglas
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 31) ... ignored
[INFO] [stdout] test src/lib.rs - (line 56) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "50f4bce316c93c598c8bb124d58ccfce7290a014fcaffdb01ea5b9a6f5e0eced", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50f4bce316c93c598c8bb124d58ccfce7290a014fcaffdb01ea5b9a6f5e0eced", kill_on_drop: false }`
[INFO] [stdout] 50f4bce316c93c598c8bb124d58ccfce7290a014fcaffdb01ea5b9a6f5e0eced