[INFO] cloning repository https://github.com/kingeasternsun/leveldb-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kingeasternsun/leveldb-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkingeasternsun%2Fleveldb-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkingeasternsun%2Fleveldb-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b1cb71f92365259b2e6244d3263f53e7fb3f5706
[INFO] testing kingeasternsun/leveldb-rs against 1.97.0-beta.6 for beta-1.98-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkingeasternsun%2Fleveldb-rs" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kingeasternsun/leveldb-rs
[INFO] finished tweaking git repo https://github.com/kingeasternsun/leveldb-rs
[INFO] tweaked toml for git repo https://github.com/kingeasternsun/leveldb-rs written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kingeasternsun/leveldb-rs on toolchain 1.97.0-beta.6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kingeasternsun/leveldb-rs 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" "+1.97.0-beta.6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quote v1.0.10
[INFO] [stderr]   Downloaded proc-macro2 v1.0.30
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.14
[INFO] [stderr]   Downloaded syn v1.0.80
[INFO] [stderr]   Downloaded libc v0.2.104
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 6f4aac548e7538427da9074d6b5360bbbc4f3ec5af816266cf3d8c059413af51
[INFO] running `Command { std: "docker" "start" "6f4aac548e7538427da9074d6b5360bbbc4f3ec5af816266cf3d8c059413af51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f4aac548e7538427da9074d6b5360bbbc4f3ec5af816266cf3d8c059413af51", 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" "6f4aac548e7538427da9074d6b5360bbbc4f3ec5af816266cf3d8c059413af51" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f4aac548e7538427da9074d6b5360bbbc4f3ec5af816266cf3d8c059413af51", 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" "6f4aac548e7538427da9074d6b5360bbbc4f3ec5af816266cf3d8c059413af51" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.104
[INFO] [stderr]    Compiling proc-macro2 v1.0.30
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling ppv-lite86 v0.2.14
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling leveldb-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(partition_point)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `node` should have an upper camel case name
[INFO] [stdout]    --> src/memdb/memdb_node.rs:169:8
[INFO] [stdout]     |
[INFO] [stdout] 169 | struct node {
[INFO] [stdout]     |        ^^^^ help: convert the identifier to upper camel case: `Node`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `basic_comparer` should have an upper camel case name
[INFO] [stdout]   --> src/compare/compare.rs:11:11
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub trait basic_comparer {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `BasicComparer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `tFile` should have an upper camel case name
[INFO] [stdout]   --> src/table.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct tFile {
[INFO] [stdout]    |            ^^^^^ help: convert the identifier to upper camel case: `TFile`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `tFiles` should have an upper camel case name
[INFO] [stdout]    --> src/table.rs:107:12
[INFO] [stdout]     |
[INFO] [stdout] 107 | pub struct tFiles(Vec<tFile>);
[INFO] [stdout]     |            ^^^^^^ help: convert the identifier to upper camel case: `TFiles`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `partition_point` has been stable since 1.52.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(partition_point)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `end` is never read
[INFO] [stdout]    --> src/table.rs:429:27
[INFO] [stdout]     |
[INFO] [stdout] 429 |             let mut end = 0;
[INFO] [stdout]     |                           ^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 455 |                 end = self.0.len();
[INFO] [stdout]     |                 ------------------ `end` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `leveldb-rs` (lib) due to 1 previous error; 6 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "6f4aac548e7538427da9074d6b5360bbbc4f3ec5af816266cf3d8c059413af51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f4aac548e7538427da9074d6b5360bbbc4f3ec5af816266cf3d8c059413af51", kill_on_drop: false }`
[INFO] [stdout] 6f4aac548e7538427da9074d6b5360bbbc4f3ec5af816266cf3d8c059413af51
