[INFO] fetching crate replace_err 1.0.0...
[INFO] testing replace_err-1.0.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate replace_err 1.0.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate replace_err 1.0.0
[INFO] finished tweaking crates.io crate replace_err 1.0.0
[INFO] tweaked toml for crates.io crate replace_err 1.0.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate replace_err 1.0.0 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] 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] 6314b0c8c05adfcd5ba0900ca9e42890e1fb17151bf20d8efb37926a747bb3fb
[INFO] running `Command { std: "docker" "start" "-a" "6314b0c8c05adfcd5ba0900ca9e42890e1fb17151bf20d8efb37926a747bb3fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6314b0c8c05adfcd5ba0900ca9e42890e1fb17151bf20d8efb37926a747bb3fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6314b0c8c05adfcd5ba0900ca9e42890e1fb17151bf20d8efb37926a747bb3fb", kill_on_drop: false }`
[INFO] [stdout] 6314b0c8c05adfcd5ba0900ca9e42890e1fb17151bf20d8efb37926a747bb3fb
[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] 176d48906eb060e34bea7461f617b6606a8a78d8fd0a7ec3bab12095852cbd8d
[INFO] running `Command { std: "docker" "start" "-a" "176d48906eb060e34bea7461f617b6606a8a78d8fd0a7ec3bab12095852cbd8d", kill_on_drop: false }`
[INFO] [stderr]    Compiling replace_err v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "176d48906eb060e34bea7461f617b6606a8a78d8fd0a7ec3bab12095852cbd8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "176d48906eb060e34bea7461f617b6606a8a78d8fd0a7ec3bab12095852cbd8d", kill_on_drop: false }`
[INFO] [stdout] 176d48906eb060e34bea7461f617b6606a8a78d8fd0a7ec3bab12095852cbd8d
[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] 5f947a2e0f09c038ac789a7e2b17098cd6bcdd63f021d10a739a4b5d497c2191
[INFO] running `Command { std: "docker" "start" "-a" "5f947a2e0f09c038ac789a7e2b17098cd6bcdd63f021d10a739a4b5d497c2191", kill_on_drop: false }`
[INFO] [stderr]    Compiling replace_err v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "5f947a2e0f09c038ac789a7e2b17098cd6bcdd63f021d10a739a4b5d497c2191", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f947a2e0f09c038ac789a7e2b17098cd6bcdd63f021d10a739a4b5d497c2191", kill_on_drop: false }`
[INFO] [stdout] 5f947a2e0f09c038ac789a7e2b17098cd6bcdd63f021d10a739a4b5d497c2191
[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] 7ff91cfe83cd0ba2398896511f8b80ea1dc8e570ed8c04f396e0be0573a6da7b
[INFO] running `Command { std: "docker" "start" "-a" "7ff91cfe83cd0ba2398896511f8b80ea1dc8e570ed8c04f396e0be0573a6da7b", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/replace_err-5094bcd4908428ec)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests replace_err
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.20s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7ff91cfe83cd0ba2398896511f8b80ea1dc8e570ed8c04f396e0be0573a6da7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ff91cfe83cd0ba2398896511f8b80ea1dc8e570ed8c04f396e0be0573a6da7b", kill_on_drop: false }`
[INFO] [stdout] 7ff91cfe83cd0ba2398896511f8b80ea1dc8e570ed8c04f396e0be0573a6da7b