[INFO] cloning repository https://github.com/kari-lang/kari
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kari-lang/kari" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkari-lang%2Fkari", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkari-lang%2Fkari'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7303652ef4cc312ba82bbb9fcfca30c614e6b820
[INFO] checking kari-lang/kari against try#f6d7c613ae2d161ff37dbc63cc5abd809c878597 for pr-83850
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkari-lang%2Fkari" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kari-lang/kari on toolchain f6d7c613ae2d161ff37dbc63cc5abd809c878597
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6d7c613ae2d161ff37dbc63cc5abd809c878597" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kari-lang/kari
[INFO] finished tweaking git repo https://github.com/kari-lang/kari
[INFO] tweaked toml for git repo https://github.com/kari-lang/kari written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/kari-lang/kari already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6d7c613ae2d161ff37dbc63cc5abd809c878597" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+f6d7c613ae2d161ff37dbc63cc5abd809c878597" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] abbd2b9faac025ad576b8c559a8e1b4696b1812540509d8ab35f5b01e6eb0ee2
[INFO] running `Command { std: "docker" "start" "-a" "abbd2b9faac025ad576b8c559a8e1b4696b1812540509d8ab35f5b01e6eb0ee2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "abbd2b9faac025ad576b8c559a8e1b4696b1812540509d8ab35f5b01e6eb0ee2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abbd2b9faac025ad576b8c559a8e1b4696b1812540509d8ab35f5b01e6eb0ee2", kill_on_drop: false }`
[INFO] [stdout] abbd2b9faac025ad576b8c559a8e1b4696b1812540509d8ab35f5b01e6eb0ee2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+f6d7c613ae2d161ff37dbc63cc5abd809c878597" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a5b484f2a9344deb808bf49cbc248630f450871f3704fe6c95e7194c95b2837
[INFO] running `Command { std: "docker" "start" "-a" "6a5b484f2a9344deb808bf49cbc248630f450871f3704fe6c95e7194c95b2837", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking acc_reader v2.0.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking termion v1.5.6
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling structopt-derive v0.4.15
[INFO] [stderr]     Checking structopt v0.3.22
[INFO] [stderr]     Checking decorum v0.3.1
[INFO] [stderr]     Checking kari v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]     --> src/functions.rs:506:39
[INFO] [stdout]      |
[INFO] [stdout] 506  |             error.candidates.contains(&vec![&t::Float, &t::Float])
[INFO] [stdout]      |                              -------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected trait object `dyn Type`, found struct `t::Float`
[INFO] [stdout]      |                              |
[INFO] [stdout]      |                              arguments to this function are incorrect
[INFO] [stdout]      |
[INFO] [stdout]      = note: expected reference `&Vec<&dyn Type>`
[INFO] [stdout]                 found reference `&Vec<&t::Float>`
[INFO] [stdout] note: associated function defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]     --> src/functions.rs:539:42
[INFO] [stdout]      |
[INFO] [stdout] 539  |         assert!(err.conflicting.contains(&vec![&t::Number, &t::Number]));
[INFO] [stdout]      |                                 -------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected trait object `dyn Type`, found struct `t::Number`
[INFO] [stdout]      |                                 |
[INFO] [stdout]      |                                 arguments to this function are incorrect
[INFO] [stdout]      |
[INFO] [stdout]      = note: expected reference `&Vec<&dyn Type>`
[INFO] [stdout]                 found reference `&Vec<&t::Number>`
[INFO] [stdout] note: associated function defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]     --> src/functions.rs:560:42
[INFO] [stdout]      |
[INFO] [stdout] 560  |         assert!(err.conflicting.contains(&vec![&t::Number]));
[INFO] [stdout]      |                                 -------- ^^^^^^^^^^^^^^^^^ expected trait object `dyn Type`, found struct `t::Number`
[INFO] [stdout]      |                                 |
[INFO] [stdout]      |                                 arguments to this function are incorrect
[INFO] [stdout]      |
[INFO] [stdout]      = note: expected reference `&Vec<&dyn Type>`
[INFO] [stdout]                 found reference `&Vec<&t::Number>`
[INFO] [stdout] note: associated function defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]     --> src/functions.rs:579:42
[INFO] [stdout]      |
[INFO] [stdout] 579  |         assert!(err.conflicting.contains(&vec![&t::Number]));
[INFO] [stdout]      |                                 -------- ^^^^^^^^^^^^^^^^^ expected trait object `dyn Type`, found struct `t::Number`
[INFO] [stdout]      |                                 |
[INFO] [stdout]      |                                 arguments to this function are incorrect
[INFO] [stdout]      |
[INFO] [stdout]      = note: expected reference `&Vec<&dyn Type>`
[INFO] [stdout]                 found reference `&Vec<&t::Number>`
[INFO] [stdout] note: associated function defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kari` due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "6a5b484f2a9344deb808bf49cbc248630f450871f3704fe6c95e7194c95b2837", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a5b484f2a9344deb808bf49cbc248630f450871f3704fe6c95e7194c95b2837", kill_on_drop: false }`
[INFO] [stdout] 6a5b484f2a9344deb808bf49cbc248630f450871f3704fe6c95e7194c95b2837