[INFO] fetching crate subgraph-matching 0.0.4...
[INFO] testing subgraph-matching-0.0.4 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate subgraph-matching 0.0.4 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate subgraph-matching 0.0.4
[INFO] finished tweaking crates.io crate subgraph-matching 0.0.4
[INFO] tweaked toml for crates.io crate subgraph-matching 0.0.4 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate subgraph-matching 0.0.4 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "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" "+33835004928d3bf65db4d4712e1330766263b0bd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 100 packages to latest compatible versions
[INFO] [stderr]       Adding atoi v0.4.0 (available: v2.0.0)
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.8.2)
[INFO] [stderr]       Adding delegate v0.6.2 (available: v0.13.5)
[INFO] [stderr]       Adding graph v0.1.15 (available: v0.3.1)
[INFO] [stderr]       Adding pico-args v0.4.2 (available: v0.5.0)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.18)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 58699798aa32332a6b4dcfea45f34bde84a72c75343fa78bef262f11c76782d4
[INFO] running `Command { std: "docker" "start" "-a" "58699798aa32332a6b4dcfea45f34bde84a72c75343fa78bef262f11c76782d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58699798aa32332a6b4dcfea45f34bde84a72c75343fa78bef262f11c76782d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58699798aa32332a6b4dcfea45f34bde84a72c75343fa78bef262f11c76782d4", kill_on_drop: false }`
[INFO] [stdout] 58699798aa32332a6b4dcfea45f34bde84a72c75343fa78bef262f11c76782d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f96880e1faab44f8c9bca0cf0ade5047d292a93693e9d264fb1aafac9d0cf564
[INFO] running `Command { std: "docker" "start" "-a" "f96880e1faab44f8c9bca0cf0ade5047d292a93693e9d264fb1aafac9d0cf564", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling num-format v0.4.4
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling rayon v1.12.0
[INFO] [stderr]    Compiling atoi v0.4.0
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling page_size v0.4.2
[INFO] [stderr]    Compiling memmap2 v0.5.10
[INFO] [stderr]    Compiling linereader v0.4.0
[INFO] [stderr]    Compiling fast-float v0.2.0
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling byte-slice-cast v1.2.3
[INFO] [stderr]    Compiling float-ord v0.3.2
[INFO] [stderr]    Compiling atomic_float v0.1.0
[INFO] [stderr]    Compiling pico-args v0.4.2
[INFO] [stderr]    Compiling delegate v0.6.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling graph_builder v0.1.13
[INFO] [stderr]    Compiling gdl v0.2.7
[INFO] [stdout] error[E0599]: no associated function or constant named `write_slice` found for union `MaybeUninit<T>` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/graph_builder-0.1.13/src/graph/csr.rs:897:26
[INFO] [stdout]     |
[INFO] [stdout] 897 |             MaybeUninit::write_slice(new_slice, &old_slice[..new_slice.len()]);
[INFO] [stdout]     |                          ^^^^^^^^^^^ associated function or constant not found in `MaybeUninit<_>`
[INFO] [stdout]     |
[INFO] [stdout] note: if you're trying to build a new `MaybeUninit<_>` consider using one of the following associated functions:
[INFO] [stdout]       MaybeUninit::<T>::new
[INFO] [stdout]       MaybeUninit::<T>::uninit
[INFO] [stdout]       MaybeUninit::<T>::zeroed
[INFO] [stdout]    --> /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/mem/maybe_uninit.rs:406:4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `graph_builder` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "f96880e1faab44f8c9bca0cf0ade5047d292a93693e9d264fb1aafac9d0cf564", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f96880e1faab44f8c9bca0cf0ade5047d292a93693e9d264fb1aafac9d0cf564", kill_on_drop: false }`
[INFO] [stdout] f96880e1faab44f8c9bca0cf0ade5047d292a93693e9d264fb1aafac9d0cf564
