[INFO] fetching crate serror 0.5.4...
[INFO] testing serror-0.5.4 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate serror 0.5.4 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate serror 0.5.4
[INFO] finished tweaking crates.io crate serror 0.5.4
[INFO] tweaked toml for crates.io crate serror 0.5.4 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate serror 0.5.4 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate serror 0.5.4 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-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 32235d2b8f8ed8739db91bd572cf583ede2abef444a5d073aac9c5be8474db23
[INFO] running `Command { std: "docker" "start" "-a" "32235d2b8f8ed8739db91bd572cf583ede2abef444a5d073aac9c5be8474db23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32235d2b8f8ed8739db91bd572cf583ede2abef444a5d073aac9c5be8474db23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32235d2b8f8ed8739db91bd572cf583ede2abef444a5d073aac9c5be8474db23", kill_on_drop: false }`
[INFO] [stdout] 32235d2b8f8ed8739db91bd572cf583ede2abef444a5d073aac9c5be8474db23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd6ffd694a8fefc68b0afe802c0850274e7a3ad9427fccf392725e0b7befb094
[INFO] running `Command { std: "docker" "start" "-a" "dd6ffd694a8fefc68b0afe802c0850274e7a3ad9427fccf392725e0b7befb094", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.104
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling itoa v1.0.17
[INFO] [stderr]    Compiling libc v0.2.178
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling bytes v1.11.0
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling tower-service v0.3.3
[INFO] [stderr]    Compiling zmij v1.0.3
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling tower-layer v0.3.3
[INFO] [stderr]    Compiling httpdate v1.0.3
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling atomic-waker v1.1.2
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling percent-encoding v2.3.2
[INFO] [stderr]    Compiling sync_wrapper v1.0.2
[INFO] [stderr]    Compiling serde_json v1.0.148
[INFO] [stderr]    Compiling ryu v1.0.22
[INFO] [stderr]    Compiling mime v0.3.17
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling http v1.4.0
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling matchit v0.8.4
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling mio v1.1.1
[INFO] [stderr]    Compiling socket2 v0.6.1
[INFO] [stderr]    Compiling http-body-util v0.1.3
[INFO] [stderr]    Compiling axum-core v0.5.6
[INFO] [stderr]    Compiling serde_path_to_error v0.1.20
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling axum-macros v0.5.0
[INFO] [stderr]    Compiling tokio v1.48.0
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling hyper v1.8.1
[INFO] [stderr]    Compiling tower v0.5.2
[INFO] [stderr]    Compiling hyper-util v0.1.19
[INFO] [stderr]    Compiling axum v0.8.8
[INFO] [stderr]    Compiling serror v0.5.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.03s
[INFO] running `Command { std: "docker" "inspect" "dd6ffd694a8fefc68b0afe802c0850274e7a3ad9427fccf392725e0b7befb094", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd6ffd694a8fefc68b0afe802c0850274e7a3ad9427fccf392725e0b7befb094", kill_on_drop: false }`
[INFO] [stdout] dd6ffd694a8fefc68b0afe802c0850274e7a3ad9427fccf392725e0b7befb094
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 47a52d29e132233922afb21d2bf3a92fcc92374fe2f4eb166609c1f30d6175f3
[INFO] running `Command { std: "docker" "start" "-a" "47a52d29e132233922afb21d2bf3a92fcc92374fe2f4eb166609c1f30d6175f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling serror v0.5.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "47a52d29e132233922afb21d2bf3a92fcc92374fe2f4eb166609c1f30d6175f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47a52d29e132233922afb21d2bf3a92fcc92374fe2f4eb166609c1f30d6175f3", kill_on_drop: false }`
[INFO] [stdout] 47a52d29e132233922afb21d2bf3a92fcc92374fe2f4eb166609c1f30d6175f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 83604a01f30f520c0ddcc79ba5d3b16488d5b7c6aa2addaa99b5f3d55c26462f
[INFO] running `Command { std: "docker" "start" "-a" "83604a01f30f520c0ddcc79ba5d3b16488d5b7c6aa2addaa99b5f3d55c26462f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/serror-a3ee19f2807cc9e2)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serror
[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" "83604a01f30f520c0ddcc79ba5d3b16488d5b7c6aa2addaa99b5f3d55c26462f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83604a01f30f520c0ddcc79ba5d3b16488d5b7c6aa2addaa99b5f3d55c26462f", kill_on_drop: false }`
[INFO] [stdout] 83604a01f30f520c0ddcc79ba5d3b16488d5b7c6aa2addaa99b5f3d55c26462f
