[INFO] fetching crate synoptic 2.2.9...
[INFO] testing synoptic-2.2.9 against 1.99.0-beta.8 for beta-1.100-2
[INFO] extracting crate synoptic 2.2.9 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate synoptic 2.2.9
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate synoptic 2.2.9
[INFO] tweaked toml for crates.io crate synoptic 2.2.9 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate synoptic 2.2.9 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate synoptic 2.2.9 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded char_index v0.1.4
[INFO] [stderr]   Downloaded lliw v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 92a546cb74218fa83ebe6e6557ef916d890dcf25c155421160109f42807c0834
[INFO] running `Command { std: "docker" "start" "92a546cb74218fa83ebe6e6557ef916d890dcf25c155421160109f42807c0834", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92a546cb74218fa83ebe6e6557ef916d890dcf25c155421160109f42807c0834", 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" "92a546cb74218fa83ebe6e6557ef916d890dcf25c155421160109f42807c0834" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92a546cb74218fa83ebe6e6557ef916d890dcf25c155421160109f42807c0834", 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" "92a546cb74218fa83ebe6e6557ef916d890dcf25c155421160109f42807c0834" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling char_index v0.1.4
[INFO] [stderr]    Compiling nohash-hasher v0.2.0
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling regex-automata v0.4.8
[INFO] [stderr]    Compiling regex v1.11.0
[INFO] [stderr]    Compiling synoptic v2.2.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.64s
[INFO] running `Command { std: "docker" "inspect" "92a546cb74218fa83ebe6e6557ef916d890dcf25c155421160109f42807c0834", 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" "92a546cb74218fa83ebe6e6557ef916d890dcf25c155421160109f42807c0834" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling lliw v0.2.0
[INFO] [stderr]    Compiling synoptic v2.2.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Highlighter` and `trim_fit`
[INFO] [stdout]  --> examples/debug.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use synoptic::{Highlighter, TokOpt, trim_fit};
[INFO] [stdout]   |                ^^^^^^^^^^^          ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: a slice of type `[String]` cannot be built since `[String]` has no definite size
[INFO] [stdout]   --> examples/example.rs:62:10
[INFO] [stdout]    |
[INFO] [stdout] 62 |         .collect();
[INFO] [stdout]    |          ^^^^^^^ try explicitly collecting into a `Vec<String>`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromIterator<String>` is not implemented for `[String]`
[INFO] [stdout] note: the method call chain might not have had the expected associated types
[INFO] [stdout]   --> examples/example.rs:61:10
[INFO] [stdout]    |
[INFO] [stdout] 59 |     let code = CODE
[INFO] [stdout]    |                ---- this expression has type `&str`
[INFO] [stdout] 60 |         .split('\n')
[INFO] [stdout]    |          ----------- `Iterator::Item` is `&str` here
[INFO] [stdout] 61 |         .map(|line| line.to_string())
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `Iterator::Item` changed to `String` here
[INFO] [stdout] note: required by a bound in `collect`
[INFO] [stdout]   --> /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/iter/traits/iterator.rs:2073:4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `[String]` cannot be known at compilation time
[INFO] [stdout]   --> examples/example.rs:59:9
[INFO] [stdout]    |
[INFO] [stdout] 59 |     let code = CODE
[INFO] [stdout]    |         ^^^^ doesn't have a size known at compile-time
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Sized` is not implemented for `[String]`
[INFO] [stdout]    = note: all local variables must have a statically known size
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `[String]` cannot be known at compilation time
[INFO] [stdout]   --> examples/example.rs:62:10
[INFO] [stdout]    |
[INFO] [stdout] 62 |         .collect();
[INFO] [stdout]    |          ^^^^^^^ doesn't have a size known at compile-time
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Sized` is not implemented for `[String]`
[INFO] [stdout] note: required by an implicit `Sized` bound in `collect`
[INFO] [stdout]   --> /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/iter/traits/iterator.rs:2073:4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `synoptic` (example "example") due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused import: `Highlighter`
[INFO] [stdout]  --> examples/trimming.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use synoptic::{Highlighter, TokOpt, trim};
[INFO] [stdout]   |                ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 2 arguments but 4 arguments were supplied
[INFO] [stdout]    --> examples/trimming.rs:18:26
[INFO] [stdout]     |
[INFO] [stdout]  18 |             let tokens = trim(&tokens, 0, length, 4);
[INFO] [stdout]     |                          ^^^^             ------  - unexpected argument #4 of type `{integer}`
[INFO] [stdout]     |                                           |
[INFO] [stdout]     |                                           unexpected argument #3 of type `{integer}`
[INFO] [stdout]     |
[INFO] [stdout] note: function defined here
[INFO] [stdout]    --> src/lib.rs:648:8
[INFO] [stdout]     |
[INFO] [stdout] 648 | pub fn trim(input: &[TokOpt], start: usize) -> Vec<TokOpt> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] help: remove the extra arguments
[INFO] [stdout]     |
[INFO] [stdout]  18 -             let tokens = trim(&tokens, 0, length, 4);
[INFO] [stdout]  18 +             let tokens = trim(&tokens, 0);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `synoptic` (example "trimming") due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "92a546cb74218fa83ebe6e6557ef916d890dcf25c155421160109f42807c0834", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92a546cb74218fa83ebe6e6557ef916d890dcf25c155421160109f42807c0834", kill_on_drop: false }`
[INFO] [stdout] 92a546cb74218fa83ebe6e6557ef916d890dcf25c155421160109f42807c0834
