[INFO] fetching crate walrus-skill 0.0.2...
[INFO] testing walrus-skill-0.0.2 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate walrus-skill 0.0.2 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate walrus-skill 0.0.2
[INFO] finished tweaking crates.io crate walrus-skill 0.0.2
[INFO] tweaked toml for crates.io crate walrus-skill 0.0.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate walrus-skill 0.0.2 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate walrus-skill 0.0.2 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a9641e04dc7319b97a161fcf419a5bafd8a90e1609ee93c847b8c72a83ce4fcb
[INFO] running `Command { std: "docker" "start" "-a" "a9641e04dc7319b97a161fcf419a5bafd8a90e1609ee93c847b8c72a83ce4fcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9641e04dc7319b97a161fcf419a5bafd8a90e1609ee93c847b8c72a83ce4fcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9641e04dc7319b97a161fcf419a5bafd8a90e1609ee93c847b8c72a83ce4fcb", kill_on_drop: false }`
[INFO] [stdout] a9641e04dc7319b97a161fcf419a5bafd8a90e1609ee93c847b8c72a83ce4fcb
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f66b2d1a811bf8be4051dd3017b6059c7c3c30cd2cb8411a59d7ee56da6f543
[INFO] running `Command { std: "docker" "start" "-a" "4f66b2d1a811bf8be4051dd3017b6059c7c3c30cd2cb8411a59d7ee56da6f543", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling ref-cast v1.0.25
[INFO] [stderr]    Compiling hashbrown v0.16.1
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling slab v0.4.11
[INFO] [stderr]    Compiling bytes v1.11.0
[INFO] [stderr]    Compiling dyn-clone v1.0.20
[INFO] [stderr]    Compiling unsafe-libyaml v0.2.11
[INFO] [stderr]    Compiling castaway v0.2.4
[INFO] [stderr]    Compiling indexmap v2.13.0
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling mio v1.1.1
[INFO] [stderr]    Compiling socket2 v0.6.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling ref-cast-impl v1.0.25
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]    Compiling schemars_derive v1.2.1
[INFO] [stderr]    Compiling tokio v1.49.0
[INFO] [stderr]    Compiling async-stream v0.3.6
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling serde_yaml v0.9.34+deprecated
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling schemars v1.2.1
[INFO] [stderr]    Compiling compact_str v0.8.1
[INFO] [stderr]    Compiling walrus-core v0.0.2
[INFO] [stderr]    Compiling walrus-skill v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 48.27s
[INFO] running `Command { std: "docker" "inspect" "4f66b2d1a811bf8be4051dd3017b6059c7c3c30cd2cb8411a59d7ee56da6f543", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f66b2d1a811bf8be4051dd3017b6059c7c3c30cd2cb8411a59d7ee56da6f543", kill_on_drop: false }`
[INFO] [stdout] 4f66b2d1a811bf8be4051dd3017b6059c7c3c30cd2cb8411a59d7ee56da6f543
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 763ce8fa5a7e40cb5e03741f54a4c8eaf5672b7dc55541cc1c2ed1d8339b1913
[INFO] running `Command { std: "docker" "start" "-a" "763ce8fa5a7e40cb5e03741f54a4c8eaf5672b7dc55541cc1c2ed1d8339b1913", kill_on_drop: false }`
[INFO] [stderr]    Compiling walrus-skill v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "763ce8fa5a7e40cb5e03741f54a4c8eaf5672b7dc55541cc1c2ed1d8339b1913", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "763ce8fa5a7e40cb5e03741f54a4c8eaf5672b7dc55541cc1c2ed1d8339b1913", kill_on_drop: false }`
[INFO] [stdout] 763ce8fa5a7e40cb5e03741f54a4c8eaf5672b7dc55541cc1c2ed1d8339b1913
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7114615974a22578eeb7adc15f540da145ef8723bd409bcca45235b9734bd1cf
[INFO] running `Command { std: "docker" "start" "-a" "7114615974a22578eeb7adc15f540da145ef8723bd409bcca45235b9734bd1cf", 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/walrus_skill-059ec22c62d9f68c)
[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 walrus_skill
[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" "7114615974a22578eeb7adc15f540da145ef8723bd409bcca45235b9734bd1cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7114615974a22578eeb7adc15f540da145ef8723bd409bcca45235b9734bd1cf", kill_on_drop: false }`
[INFO] [stdout] 7114615974a22578eeb7adc15f540da145ef8723bd409bcca45235b9734bd1cf