[INFO] cloning repository https://github.com/jeswr/circuitree-experiments
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jeswr/circuitree-experiments" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeswr%2Fcircuitree-experiments", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeswr%2Fcircuitree-experiments'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8316de24b1c3b45e5ea9ede805b946b970ed9ec0
[INFO] testing jeswr/circuitree-experiments against 1.90.0 for beta-1.91-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeswr%2Fcircuitree-experiments" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-1-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/jeswr/circuitree-experiments
[INFO] finished tweaking git repo https://github.com/jeswr/circuitree-experiments
[INFO] tweaked toml for git repo https://github.com/jeswr/circuitree-experiments written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jeswr/circuitree-experiments on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jeswr/circuitree-experiments 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://gitlab.com/etrovub/smartnets/glycos/circuitree.git`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ascii-canvas v4.0.0
[INFO] [stderr]   Downloaded term v1.0.2
[INFO] [stderr]   Downloaded lalrpop-util v0.22.1
[INFO] [stderr]   Downloaded ark-bls12-377 v0.5.0
[INFO] [stderr]   Downloaded lalrpop v0.22.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 96721b8371e1db131110832e9939487c8fae4d57f708ac6fa8fcd5ee96738ba4
[INFO] running `Command { std: "docker" "start" "-a" "96721b8371e1db131110832e9939487c8fae4d57f708ac6fa8fcd5ee96738ba4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96721b8371e1db131110832e9939487c8fae4d57f708ac6fa8fcd5ee96738ba4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96721b8371e1db131110832e9939487c8fae4d57f708ac6fa8fcd5ee96738ba4", kill_on_drop: false }`
[INFO] [stdout] 96721b8371e1db131110832e9939487c8fae4d57f708ac6fa8fcd5ee96738ba4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 78c28b741a37f0c9f7e92ade29f994d66041720fb82f87af84f65d55134056aa
[INFO] running `Command { std: "docker" "start" "-a" "78c28b741a37f0c9f7e92ade29f994d66041720fb82f87af84f65d55134056aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling smallvec v1.15.0
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]    Compiling term v1.0.2
[INFO] [stderr]    Compiling tracing-subscriber v0.2.25
[INFO] [stderr]    Compiling bit-vec v0.8.0
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling fixedbitset v0.5.7
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling bit-set v0.8.0
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling ena v0.14.3
[INFO] [stderr]    Compiling sha3 v0.10.8
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling ascii-canvas v4.0.0
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling pico-args v0.5.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling blake2 v0.10.6
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling ark-std v0.5.0
[INFO] [stderr]    Compiling string_cache v0.8.9
[INFO] [stderr]    Compiling petgraph v0.7.1
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling lalrpop-util v0.22.1
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling enum-ordinalize-derive v4.3.1
[INFO] [stderr]    Compiling ark-serialize-derive v0.5.0
[INFO] [stderr]    Compiling ark-ff-asm v0.5.0
[INFO] [stderr]    Compiling ark-ff-macros v0.5.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling ark-crypto-primitives-macros v0.5.0
[INFO] [stderr]    Compiling ark-serialize v0.5.0
[INFO] [stderr]    Compiling zeroize v1.8.1
[INFO] [stderr]    Compiling lalrpop v0.22.1
[INFO] [stderr]    Compiling merlin v3.0.0
[INFO] [stderr]    Compiling enum-ordinalize v4.3.0
[INFO] [stderr]    Compiling educe v0.6.0
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling ark-ff v0.5.0
[INFO] [stderr]    Compiling datalog v0.1.0 (https://gitlab.com/etrovub/smartnets/glycos/circuitree.git#aa0fd617)
[INFO] [stderr]    Compiling ark-poly v0.5.0
[INFO] [stderr]    Compiling ark-relations v0.5.1
[INFO] [stderr]    Compiling ark-snark v0.5.1
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/git/checkouts/circuitree-7a3d00bc25a7982c/aa0fd61/datalog/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(trait_alias)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `datalog` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "78c28b741a37f0c9f7e92ade29f994d66041720fb82f87af84f65d55134056aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78c28b741a37f0c9f7e92ade29f994d66041720fb82f87af84f65d55134056aa", kill_on_drop: false }`
[INFO] [stdout] 78c28b741a37f0c9f7e92ade29f994d66041720fb82f87af84f65d55134056aa