[INFO] fetching crate chmlib 1.0.0...
[INFO] testing chmlib-1.0.0 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate chmlib 1.0.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate chmlib 1.0.0
[INFO] finished tweaking crates.io crate chmlib 1.0.0
[INFO] tweaked toml for crates.io crate chmlib 1.0.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate chmlib 1.0.0 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] crate crates.io crate chmlib 1.0.0 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" "+1.100.0-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-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@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 19d6291b132de410c9c0065610b9e9b3695271fa6f2cd6f345dc9afe601bbc8c
[INFO] running `Command { std: "docker" "start" "19d6291b132de410c9c0065610b9e9b3695271fa6f2cd6f345dc9afe601bbc8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "19d6291b132de410c9c0065610b9e9b3695271fa6f2cd6f345dc9afe601bbc8c", 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" "19d6291b132de410c9c0065610b9e9b3695271fa6f2cd6f345dc9afe601bbc8c" "/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" "19d6291b132de410c9c0065610b9e9b3695271fa6f2cd6f345dc9afe601bbc8c", 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" "19d6291b132de410c9c0065610b9e9b3695271fa6f2cd6f345dc9afe601bbc8c" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling cc v1.0.46
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling chmlib-sys v1.0.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.3
[INFO] [stderr]    Compiling thiserror v1.0.3
[INFO] [stderr]    Compiling chmlib v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:188:9
[INFO] [stdout]     |
[INFO] [stdout] 188 |     let mut state = &mut *(state as *mut WrapperState<F>);
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.09s
[INFO] running `Command { std: "docker" "inspect" "19d6291b132de410c9c0065610b9e9b3695271fa6f2cd6f345dc9afe601bbc8c", 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" "19d6291b132de410c9c0065610b9e9b3695271fa6f2cd6f345dc9afe601bbc8c" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling chmlib v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:188:9
[INFO] [stdout]     |
[INFO] [stdout] 188 |     let mut state = &mut *(state as *mut WrapperState<F>);
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Continuation: From<!>` is not satisfied
[INFO] [stdout]    --> src/lib.rs:485:13
[INFO] [stdout]     |
[INFO] [stdout] 485 |         chm.for_each(Filter::all(), |_, _| panic!("Oops..."))
[INFO] [stdout]     |             ^^^^^^^^ unsatisfied trait bound
[INFO] [stdout]     |
[INFO] [stdout] help: the trait `From<!>` is not implemented for `Continuation`
[INFO] [stdout]    --> src/lib.rs:229:1
[INFO] [stdout]     |
[INFO] [stdout] 229 | pub enum Continuation {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: `Continuation` implements trait `From<T>`
[INFO] [stdout]    --> src/lib.rs:239:1
[INFO] [stdout]     |
[INFO] [stdout] 239 | impl From<()> for Continuation {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `From<()>`
[INFO] [stdout] ...
[INFO] [stdout] 243 | impl<E: Into<Box<dyn Error + 'static>>> From<Result<(), E>> for Continuation {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `From<Result<(), E>>`
[INFO] [stdout]     = note: required for `!` to implement `Into<Continuation>`
[INFO] [stdout] note: required by a bound in `ChmFile::for_each`
[INFO] [stdout]    --> src/lib.rs:65:12
[INFO] [stdout]     |
[INFO] [stdout]  19 | impl ChmFile {
[INFO] [stdout] ...
[INFO] [stdout]  58 |     pub fn for_each<F, C>(
[INFO] [stdout] ...
[INFO] [stdout]  65 |         C: Into<Continuation>,
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^ required by this bound in `ChmFile::for_each`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:188:9
[INFO] [stdout]     |
[INFO] [stdout] 188 |     let mut state = &mut *(state as *mut WrapperState<F>);
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `chmlib` (lib test) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "19d6291b132de410c9c0065610b9e9b3695271fa6f2cd6f345dc9afe601bbc8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19d6291b132de410c9c0065610b9e9b3695271fa6f2cd6f345dc9afe601bbc8c", kill_on_drop: false }`
[INFO] [stdout] 19d6291b132de410c9c0065610b9e9b3695271fa6f2cd6f345dc9afe601bbc8c
