[INFO] cloning repository https://github.com/Demindiro/ballduck
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Demindiro/ballduck" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDemindiro%2Fballduck", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDemindiro%2Fballduck'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0ab9a7c8dd06bc9b89fddb30974b3aec0683e427
[INFO] checking Demindiro/ballduck against 1.55.0 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDemindiro%2Fballduck" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Demindiro/ballduck on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Demindiro/ballduck
[INFO] finished tweaking git repo https://github.com/Demindiro/ballduck
[INFO] tweaked toml for git repo https://github.com/Demindiro/ballduck written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/Demindiro/ballduck already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 49ac074afb69f38e9480d86dfb27b1b3c329862ec330a87fdf9916abcff48f1a
[INFO] running `Command { std: "docker" "start" "-a" "49ac074afb69f38e9480d86dfb27b1b3c329862ec330a87fdf9916abcff48f1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49ac074afb69f38e9480d86dfb27b1b3c329862ec330a87fdf9916abcff48f1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49ac074afb69f38e9480d86dfb27b1b3c329862ec330a87fdf9916abcff48f1a", kill_on_drop: false }`
[INFO] [stdout] 49ac074afb69f38e9480d86dfb27b1b3c329862ec330a87fdf9916abcff48f1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c765127652b860062d402db2593362ed592b46c82851aa25e2fb835c5aeec2b
[INFO] running `Command { std: "docker" "start" "-a" "4c765127652b860062d402db2593362ed592b46c82851aa25e2fb835c5aeec2b", kill_on_drop: false }`
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking unwrap_none v0.1.1
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking ballscript v0.1.0 (/opt/rustwide/workdir/lib)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> lib/src/lib.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(box_patterns)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> lib/src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(option_result_unwrap_unchecked)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> lib/src/lib.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![feature(core_intrinsics)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> lib/src/lib.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![feature(maybe_uninit_array_assume_init)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> lib/src/lib.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![feature(maybe_uninit_uninit_array)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> lib/src/lib.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | #![feature(stmt_expr_attributes)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> lib/src/lib.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | #![feature(optimize_attribute)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> lib/src/lib.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(box_patterns)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> lib/src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(option_result_unwrap_unchecked)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> lib/src/lib.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![feature(core_intrinsics)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> lib/src/lib.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![feature(maybe_uninit_array_assume_init)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> lib/src/lib.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![feature(maybe_uninit_uninit_array)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> lib/src/lib.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | #![feature(stmt_expr_attributes)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> lib/src/lib.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | #![feature(optimize_attribute)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ballscript` due to 8 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> lib/src/tokenizer.rs:538:23
[INFO] [stdout]     |
[INFO] [stdout] 538 |                 Ok((Token::String("foo bar 42"), 12))
[INFO] [stdout]     |                                   ^^^^^^^^^^^^
[INFO] [stdout]     |                                   |
[INFO] [stdout]     |                                   expected enum `Str`, found `&str`
[INFO] [stdout]     |                                   help: try using a variant of the expected enum: `util::Str::Slice("foo bar 42")`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> lib/src/tokenizer.rs:662:4
[INFO] [stdout]     |
[INFO] [stdout] 662 |             assert_eq!(s.prev(), false);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `()`, found `bool`
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> lib/src/tokenizer.rs:665:4
[INFO] [stdout]     |
[INFO] [stdout] 665 |             assert_eq!(s.prev(), true);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `()`, found `bool`
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> lib/src/tokenizer.rs:666:4
[INFO] [stdout]     |
[INFO] [stdout] 666 |             assert_eq!(s.prev(), false);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `()`, found `bool`
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `assert_eq` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> lib/src/tokenizer.rs:680:44
[INFO] [stdout]     |
[INFO] [stdout] 680 |             assert_eq!(s.next(), Some(Token::String("Hello, world!")));
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                                     |
[INFO] [stdout]     |                                                     expected enum `Str`, found `&str`
[INFO] [stdout]     |                                                     help: try using a variant of the expected enum: `util::Str::Slice("Hello, world!")`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 12 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0554.
[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" "4c765127652b860062d402db2593362ed592b46c82851aa25e2fb835c5aeec2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c765127652b860062d402db2593362ed592b46c82851aa25e2fb835c5aeec2b", kill_on_drop: false }`
[INFO] [stdout] 4c765127652b860062d402db2593362ed592b46c82851aa25e2fb835c5aeec2b
