[INFO] fetching crate seax_scheme 0.3.0...
[INFO] testing seax_scheme-0.3.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate seax_scheme 0.3.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate seax_scheme 0.3.0
[INFO] finished tweaking crates.io crate seax_scheme 0.3.0
[INFO] tweaked toml for crates.io crate seax_scheme 0.3.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate seax_scheme 0.3.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] [stderr]       Adding log v0.3.9 (available: v0.4.28)
[INFO] [stderr]       Adding parser-combinators v0.2.6 (available: v0.7.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a085cab1cf4b31f09de2b0bd2394927392d97b8a32666cadaaf4feb984604256
[INFO] running `Command { std: "docker" "start" "-a" "a085cab1cf4b31f09de2b0bd2394927392d97b8a32666cadaaf4feb984604256", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a085cab1cf4b31f09de2b0bd2394927392d97b8a32666cadaaf4feb984604256", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a085cab1cf4b31f09de2b0bd2394927392d97b8a32666cadaaf4feb984604256", kill_on_drop: false }`
[INFO] [stdout] a085cab1cf4b31f09de2b0bd2394927392d97b8a32666cadaaf4feb984604256
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ac4fc125347cd2a5c7e421c469f42d8836b7900e86e408a9c6af734aec45055
[INFO] running `Command { std: "docker" "start" "-a" "2ac4fc125347cd2a5c7e421c469f42d8836b7900e86e408a9c6af734aec45055", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling parser-combinators v0.2.6
[INFO] [stderr]    Compiling seax_svm v0.2.8
[INFO] [stdout] error[E0277]: the size for values of type `Self` cannot be known at compilation time
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/seax_svm-0.2.8/src/slist.rs:41:32
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn pop(self)            -> Option<(T, Self)>;
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^ doesn't have a size known at compile-time
[INFO] [stdout]    |
[INFO] [stdout]    = note: required because it appears within the type `(T, Self)`
[INFO] [stdout] note: required by an implicit `Sized` bound in `Option`
[INFO] [stdout]   --> /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/option.rs:599:0
[INFO] [stdout] help: consider further restricting `Self`
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn pop(self)            -> Option<(T, Self)> where Self: Sized;
[INFO] [stdout]    |                                                  +++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `seax_svm` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "2ac4fc125347cd2a5c7e421c469f42d8836b7900e86e408a9c6af734aec45055", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ac4fc125347cd2a5c7e421c469f42d8836b7900e86e408a9c6af734aec45055", kill_on_drop: false }`
[INFO] [stdout] 2ac4fc125347cd2a5c7e421c469f42d8836b7900e86e408a9c6af734aec45055