[INFO] fetching crate kurobako_core 0.1.12...
[INFO] testing kurobako_core-0.1.12 against 1.100.0-beta.1 for beta-1.100-4
[INFO] extracting crate kurobako_core 0.1.12 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate kurobako_core 0.1.12
[INFO] finished tweaking crates.io crate kurobako_core 0.1.12
[INFO] tweaked toml for crates.io crate kurobako_core 0.1.12 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate kurobako_core 0.1.12 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 74 packages to highest compatible versions
[INFO] [stderr]       Adding itertools v0.10.5 (available: v0.15.0)
[INFO] [stderr]       Adding ordered-float v2.10.1 (available: v5.5.0)
[INFO] [stderr]       Adding rand v0.8.8 (available: v0.10.3)
[INFO] [stderr]       Adding rlua v0.17.1 (available: v0.20.1)
[INFO] [stderr]       Adding sha2 v0.9.9 (available: v0.11.0)
[INFO] [stderr]       Adding trackable v0.2.24 (available: v1.3.0)
[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] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:42:12
[INFO] [stderr]    |
[INFO] [stderr] 42 | homepage = "https://github.com/optuna/kurobako"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 46 | repository = "https://github.com/optuna/kurobako"
[INFO] [stderr]    |              ------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `kurobako_core` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 0a50e8608231e781c9ecaba160b2ba00301c01182814e04455fc05787c12d20c
[INFO] running `Command { std: "docker" "start" "0a50e8608231e781c9ecaba160b2ba00301c01182814e04455fc05787c12d20c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a50e8608231e781c9ecaba160b2ba00301c01182814e04455fc05787c12d20c", 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" "0a50e8608231e781c9ecaba160b2ba00301c01182814e04455fc05787c12d20c" "/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" "0a50e8608231e781c9ecaba160b2ba00301c01182814e04455fc05787c12d20c", 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" "0a50e8608231e781c9ecaba160b2ba00301c01182814e04455fc05787c12d20c" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:42:12
[INFO] [stderr]    |
[INFO] [stderr] 42 | homepage = "https://github.com/optuna/kurobako"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 46 | repository = "https://github.com/optuna/kurobako"
[INFO] [stderr]    |              ------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `kurobako_core` (manifest) generated 1 warning
[INFO] [stderr]    Compiling unicode-ident v1.0.26
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling cfg-if v1.0.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling generic-array v0.14.9
[INFO] [stderr]    Compiling zerocopy v0.8.62
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_core v1.0.229
[INFO] [stderr]    Compiling find-msvc-tools v0.1.14
[INFO] [stderr]    Compiling proc-macro2 v1.0.107
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling memchr v2.8.3
[INFO] [stderr]    Compiling cc v1.7.0
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling unicode-segmentation v1.13.3
[INFO] [stderr]    Compiling rustix v1.1.5
[INFO] [stderr]    Compiling getrandom v0.4.3
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling quote v1.0.47
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling syn v3.0.7
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling serde_json v1.0.151
[INFO] [stderr]    Compiling bitflags v2.13.2
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling opaque-debug v0.3.1
[INFO] [stderr]    Compiling lazy_static v1.5.1
[INFO] [stderr]    Compiling fastrand v2.5.0
[INFO] [stderr]    Compiling rlua v0.17.1
[INFO] [stderr]    Compiling either v1.19.0
[INFO] [stderr]    Compiling sha2 v0.9.9
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling tempfile v3.27.0
[INFO] [stderr]    Compiling serde_derive v1.0.229
[INFO] [stderr]    Compiling ordered-float v2.10.1
[INFO] [stderr]    Compiling trackable_derive v1.0.0
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling trackable v1.3.0
[INFO] [stderr]    Compiling trackable v0.2.24
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.8
[INFO] [stderr]    Compiling structopt v0.3.26
[INFO] [stdout] error[E0277]: the trait bound `!: FromLuaMulti<'_>` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rlua-0.17.1/src/context.rs:919:14
[INFO] [stdout]     |
[INFO] [stdout] 919 |         self.call(())?;
[INFO] [stdout]     |              ^^^^ the trait `UserData` is not implemented for `!`
[INFO] [stdout]     |
[INFO] [stdout] help: this trait has no implementations, consider adding one
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rlua-0.17.1/src/userdata.rs:278:1
[INFO] [stdout]     |
[INFO] [stdout] 278 | pub trait UserData: Sized {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: required for `!` to implement `FromLua<'_>`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rlua-0.17.1/src/conversion.rs:131:43
[INFO] [stdout]     |
[INFO] [stdout] 131 | impl<'lua, T: 'static + UserData + Clone> FromLua<'lua> for T {
[INFO] [stdout]     |                         --------          ^^^^^^^^^^^^^     ^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         unsatisfied trait bound introduced here
[INFO] [stdout] note: required for `!` to implement `FromLuaMulti<'_>`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rlua-0.17.1/src/multi.rs:35:30
[INFO] [stdout]     |
[INFO] [stdout]  35 | impl<'lua, T: FromLua<'lua>> FromLuaMulti<'lua> for T {
[INFO] [stdout]     |               -------------  ^^^^^^^^^^^^^^^^^^     ^
[INFO] [stdout]     |               |
[INFO] [stdout]     |               unsatisfied trait bound introduced here
[INFO] [stdout] note: required by a bound in `Chunk::<'lua, 'a>::call`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rlua-0.17.1/src/context.rs:947:41
[INFO] [stdout]     |
[INFO] [stdout] 886 | impl<'lua, 'a> Chunk<'lua, 'a> {
[INFO] [stdout] ...
[INFO] [stdout] 947 |     pub fn call<A: ToLuaMulti<'lua>, R: FromLuaMulti<'lua>>(self, args: A) -> Result<R> {
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^ required by this bound in `Chunk::<'lua, 'a>::call`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rlua` (lib) due to 1 previous error; 4 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "0a50e8608231e781c9ecaba160b2ba00301c01182814e04455fc05787c12d20c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a50e8608231e781c9ecaba160b2ba00301c01182814e04455fc05787c12d20c", kill_on_drop: false }`
[INFO] [stdout] 0a50e8608231e781c9ecaba160b2ba00301c01182814e04455fc05787c12d20c
