[INFO] fetching crate serde_epee 0.3.0...
[INFO] testing serde_epee-0.3.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate serde_epee 0.3.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate serde_epee 0.3.0
[INFO] finished tweaking crates.io crate serde_epee 0.3.0
[INFO] tweaked toml for crates.io crate serde_epee 0.3.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate serde_epee 0.3.0 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] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 9 packages to latest compatible versions
[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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] e327a30366bbdc2133626d0fb838a62371ec3defcdb92243c6ed366ac937f9c6
[INFO] running `Command { std: "docker" "start" "-a" "e327a30366bbdc2133626d0fb838a62371ec3defcdb92243c6ed366ac937f9c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e327a30366bbdc2133626d0fb838a62371ec3defcdb92243c6ed366ac937f9c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e327a30366bbdc2133626d0fb838a62371ec3defcdb92243c6ed366ac937f9c6", kill_on_drop: false }`
[INFO] [stdout] e327a30366bbdc2133626d0fb838a62371ec3defcdb92243c6ed366ac937f9c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] aaaa6a18c882aee723d0ef1e44a8bcc9b9c083fe99abd95a31cc75e15118450a
[INFO] running `Command { std: "docker" "start" "-a" "aaaa6a18c882aee723d0ef1e44a8bcc9b9c083fe99abd95a31cc75e15118450a", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling serde_bytes v0.11.19
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_epee v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.02s
[INFO] running `Command { std: "docker" "inspect" "aaaa6a18c882aee723d0ef1e44a8bcc9b9c083fe99abd95a31cc75e15118450a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aaaa6a18c882aee723d0ef1e44a8bcc9b9c083fe99abd95a31cc75e15118450a", kill_on_drop: false }`
[INFO] [stdout] aaaa6a18c882aee723d0ef1e44a8bcc9b9c083fe99abd95a31cc75e15118450a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 7827bd802eacefeb4149f097b0d4ce88d96851a726ab670046fa69258abeb937
[INFO] running `Command { std: "docker" "start" "-a" "7827bd802eacefeb4149f097b0d4ce88d96851a726ab670046fa69258abeb937", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_epee v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `serde_epee::*`
[INFO] [stdout]  --> tests/ser.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde_epee::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "7827bd802eacefeb4149f097b0d4ce88d96851a726ab670046fa69258abeb937", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7827bd802eacefeb4149f097b0d4ce88d96851a726ab670046fa69258abeb937", kill_on_drop: false }`
[INFO] [stdout] 7827bd802eacefeb4149f097b0d4ce88d96851a726ab670046fa69258abeb937
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 540a2521dc11b94d6472d776f8cf326fa285355125a137e27740243773a9b0a4
[INFO] running `Command { std: "docker" "start" "-a" "540a2521dc11b94d6472d776f8cf326fa285355125a137e27740243773a9b0a4", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `serde_epee::*`
[INFO] [stderr]  --> tests/ser.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use serde_epee::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `serde_epee` (test "ser") generated 1 warning (run `cargo fix --test "ser"` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/serde_epee-f6fcdfcbeba6011d)
[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] [stderr]      Running tests/ser.rs (/opt/rustwide/target/debug/deps/ser-e02256845503a162)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests serde_epee
[INFO] [stdout] test tests::serialize_byte_array ... 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] [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" "540a2521dc11b94d6472d776f8cf326fa285355125a137e27740243773a9b0a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "540a2521dc11b94d6472d776f8cf326fa285355125a137e27740243773a9b0a4", kill_on_drop: false }`
[INFO] [stdout] 540a2521dc11b94d6472d776f8cf326fa285355125a137e27740243773a9b0a4