[INFO] fetching crate subgraph-matching 0.0.4...
[INFO] testing subgraph-matching-0.0.4 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate subgraph-matching 0.0.4 into /workspace/builds/worker-3-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-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate subgraph-matching 0.0.4 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "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" "+1.100.0-beta.1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 101 packages to highest compatible versions
[INFO] [stderr]       Adding atoi v0.4.0 (available: v3.1.0)
[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: v0.3.2)
[INFO] [stderr]       Adding pico-args v0.4.2 (available: v0.5.0)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.21)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] a8d127f6536902ff830b5c9907388e67e02978839837c1e6ad5c8252805d4a65
[INFO] running `Command { std: "docker" "start" "a8d127f6536902ff830b5c9907388e67e02978839837c1e6ad5c8252805d4a65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a8d127f6536902ff830b5c9907388e67e02978839837c1e6ad5c8252805d4a65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a8d127f6536902ff830b5c9907388e67e02978839837c1e6ad5c8252805d4a65" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a8d127f6536902ff830b5c9907388e67e02978839837c1e6ad5c8252805d4a65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a8d127f6536902ff830b5c9907388e67e02978839837c1e6ad5c8252805d4a65" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.23
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.21
[INFO] [stderr]    Compiling crossbeam-deque v0.8.8
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling arrayvec v0.7.8
[INFO] [stderr]    Compiling either v1.19.0
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling linereader v0.4.0
[INFO] [stderr]    Compiling log v0.4.34
[INFO] [stderr]    Compiling fast-float v0.2.0
[INFO] [stderr]    Compiling byte-slice-cast v1.2.3
[INFO] [stderr]    Compiling num-integer v0.1.47
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling atoi v0.4.0
[INFO] [stderr]    Compiling memmap2 v0.5.10
[INFO] [stderr]    Compiling page_size v0.4.2
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling atomic_float v0.1.0
[INFO] [stderr]    Compiling num-bigint v0.4.8
[INFO] [stderr]    Compiling num-iter v0.1.46
[INFO] [stderr]    Compiling float-ord v0.3.2
[INFO] [stderr]    Compiling pico-args v0.4.2
[INFO] [stderr]    Compiling num-format v0.4.4
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling rayon v1.12.0
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling gdl v0.2.7
[INFO] [stderr]    Compiling delegate v0.6.2
[INFO] [stderr]    Compiling graph_builder v0.1.13
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/graph_builder-0.1.13/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(slice_partition_dedup)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/mem/maybe_uninit.rs:406:4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `graph_builder` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "a8d127f6536902ff830b5c9907388e67e02978839837c1e6ad5c8252805d4a65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8d127f6536902ff830b5c9907388e67e02978839837c1e6ad5c8252805d4a65", kill_on_drop: false }`
[INFO] [stdout] a8d127f6536902ff830b5c9907388e67e02978839837c1e6ad5c8252805d4a65
