[INFO] cloning repository https://github.com/lmmqxyx404/actix-mysql-backend
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lmmqxyx404/actix-mysql-backend" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flmmqxyx404%2Factix-mysql-backend", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flmmqxyx404%2Factix-mysql-backend'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8be3fd62a1ba703f13936541fb7e7adb32e76882
[INFO] testing lmmqxyx404/actix-mysql-backend against beta-2021-09-12 for beta-1.56-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flmmqxyx404%2Factix-mysql-backend" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lmmqxyx404/actix-mysql-backend on toolchain beta-2021-09-12
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-12" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lmmqxyx404/actix-mysql-backend
[INFO] finished tweaking git repo https://github.com/lmmqxyx404/actix-mysql-backend
[INFO] tweaked toml for git repo https://github.com/lmmqxyx404/actix-mysql-backend written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/lmmqxyx404/actix-mysql-backend already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-12" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded io-enum v1.0.1
[INFO] [stderr]   Downloaded frunk_proc_macros_impl v0.1.0
[INFO] [stderr]   Downloaded frunk_derives v0.4.0
[INFO] [stderr]   Downloaded frunk_proc_macro_helpers v0.1.0
[INFO] [stderr]   Downloaded subprocess v0.2.7
[INFO] [stderr]   Downloaded frunk v0.4.0
[INFO] [stderr]   Downloaded frunk_proc_macros v0.1.0
[INFO] [stderr]   Downloaded saturating v0.1.0
[INFO] [stderr]   Downloaded mysql_common v0.27.4
[INFO] [stderr]   Downloaded mysql v21.0.1
[INFO] [stderr]   Downloaded frunk_core v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-12" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 26a57723e0f823b698953c4ef62ee323440751f552a1a8e359c5ec0b978c7dd5
[INFO] running `Command { std: "docker" "start" "-a" "26a57723e0f823b698953c4ef62ee323440751f552a1a8e359c5ec0b978c7dd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26a57723e0f823b698953c4ef62ee323440751f552a1a8e359c5ec0b978c7dd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26a57723e0f823b698953c4ef62ee323440751f552a1a8e359c5ec0b978c7dd5", kill_on_drop: false }`
[INFO] [stdout] 26a57723e0f823b698953c4ef62ee323440751f552a1a8e359c5ec0b978c7dd5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-12" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 10d2e466cb23faecb8907855ebd9c810d879ed867845b989be5dc5e0a2f739bd
[INFO] running `Command { std: "docker" "start" "-a" "10d2e466cb23faecb8907855ebd9c810d879ed867845b989be5dc5e0a2f739bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling futures-channel v0.3.16
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling pin-project-lite v0.1.12
[INFO] [stderr]    Compiling futures-io v0.3.16
[INFO] [stderr]    Compiling pin-project-internal v0.4.28
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling copyless v0.1.5
[INFO] [stderr]    Compiling const_fn v0.4.8
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]    Compiling frunk_core v0.4.0
[INFO] [stderr]    Compiling bindgen v0.58.1
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling shlex v1.0.0
[INFO] [stderr]    Compiling openssl v0.10.35
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling funty v1.2.0
[INFO] [stderr]    Compiling saturating v0.1.0
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling openssl-probe v0.1.4
[INFO] [stderr]    Compiling mysql v21.0.1
[INFO] [stderr]    Compiling bufstream v0.1.4
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling openssl-sys v0.9.65
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling libloading v0.7.0
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling cookie v0.14.4
[INFO] [stderr]    Compiling num-bigint v0.3.2
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling io-enum v1.0.1
[INFO] [stderr]    Compiling clang-sys v1.2.0
[INFO] [stderr]    Compiling bytestring v1.0.0
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling wyz v0.4.0
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling subprocess v0.2.7
[INFO] [stderr]    Compiling socket2 v0.3.19
[INFO] [stderr]    Compiling tracing v0.1.26
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling nix v0.21.0
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling actix-macros v0.1.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling derive_utils v0.11.2
[INFO] [stderr]    Compiling actix-web-codegen v0.4.0
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling bitvec v0.22.3
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]    Compiling derive_more v0.99.16
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling twox-hash v1.6.0
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr] error: could not compile `frunk_core`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name frunk_core /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/frunk_core-0.4.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="std"' -C metadata=3b4e78c167ec3ee9 -C extra-filename=-3b4e78c167ec3ee9 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0658]: use of unstable library feature 'int_roundings'
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/num-bigint-0.4.0/src/biguint/convert.rs:70:10
[INFO] [stdout]    |
[INFO] [stdout] 70 |         .div_ceil(&big_digit::BITS.into())
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #88581 <https://github.com/rust-lang/rust/issues/88581> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/num-bigint-0.4.0/src/biguint/convert.rs:70:19
[INFO] [stdout]    |
[INFO] [stdout] 70 |         .div_ceil(&big_digit::BITS.into())
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^ expected `u64`, found reference
[INFO] [stdout]    |
[INFO] [stdout]    = note:   expected type `u64`
[INFO] [stdout]            found reference `&_`
[INFO] [stdout] help: consider removing the borrow
[INFO] [stdout]    |
[INFO] [stdout] 70 -         .div_ceil(&big_digit::BITS.into())
[INFO] [stdout] 70 +         .div_ceil(big_digit::BITS.into())
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'int_roundings'
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/num-bigint-0.4.0/src/biguint/convert.rs:585:10
[INFO] [stdout]     |
[INFO] [stdout] 585 |         .div_ceil(&u64::from(bits))
[INFO] [stdout]     |          ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #88581 <https://github.com/rust-lang/rust/issues/88581> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/num-bigint-0.4.0/src/biguint/convert.rs:585:19
[INFO] [stdout]     |
[INFO] [stdout] 585 |         .div_ceil(&u64::from(bits))
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^ expected `u64`, found `&u64`
[INFO] [stdout]     |
[INFO] [stdout] help: consider removing the borrow
[INFO] [stdout]     |
[INFO] [stdout] 585 -         .div_ceil(&u64::from(bits))
[INFO] [stdout] 585 +         .div_ceil(u64::from(bits))
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'int_roundings'
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/num-bigint-0.4.0/src/biguint/convert.rs:613:10
[INFO] [stdout]     |
[INFO] [stdout] 613 |         .div_ceil(&u64::from(bits))
[INFO] [stdout]     |          ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #88581 <https://github.com/rust-lang/rust/issues/88581> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/num-bigint-0.4.0/src/biguint/convert.rs:613:19
[INFO] [stdout]     |
[INFO] [stdout] 613 |         .div_ceil(&u64::from(bits))
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^ expected `u64`, found `&u64`
[INFO] [stdout]     |
[INFO] [stdout] help: consider removing the borrow
[INFO] [stdout]     |
[INFO] [stdout] 613 -         .div_ceil(&u64::from(bits))
[INFO] [stdout] 613 +         .div_ceil(u64::from(bits))
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'int_roundings'
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/num-bigint-0.4.0/src/biguint.rs:398:45
[INFO] [stdout]     |
[INFO] [stdout] 398 |                 let root_scale = extra_bits.div_ceil(&n64);
[INFO] [stdout]     |                                             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #88581 <https://github.com/rust-lang/rust/issues/88581> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/num-bigint-0.4.0/src/biguint.rs:398:54
[INFO] [stdout]     |
[INFO] [stdout] 398 |                 let root_scale = extra_bits.div_ceil(&n64);
[INFO] [stdout]     |                                                      ^^^^ expected `u64`, found `&u64`
[INFO] [stdout]     |
[INFO] [stdout] help: consider removing the borrow
[INFO] [stdout]     |
[INFO] [stdout] 398 -                 let root_scale = extra_bits.div_ceil(&n64);
[INFO] [stdout] 398 +                 let root_scale = extra_bits.div_ceil(n64);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 8 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "10d2e466cb23faecb8907855ebd9c810d879ed867845b989be5dc5e0a2f739bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10d2e466cb23faecb8907855ebd9c810d879ed867845b989be5dc5e0a2f739bd", kill_on_drop: false }`
[INFO] [stdout] 10d2e466cb23faecb8907855ebd9c810d879ed867845b989be5dc5e0a2f739bd