[INFO] fetching crate fingertree 0.0.1...
[INFO] testing fingertree-0.0.1 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate fingertree 0.0.1 into /workspace/builds/worker-55/source
[INFO] validating manifest of crates.io crate fingertree 0.0.1 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fingertree 0.0.1
[INFO] finished tweaking crates.io crate fingertree 0.0.1
[INFO] tweaked toml for crates.io crate fingertree 0.0.1 written to /workspace/builds/worker-55/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] Downloading crates ...
[INFO] [stderr] Downloaded epsilonz_algebra v0.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6522ca98d597e260987d517150f53e37fe196efdc893a61b14c258387947a918
[INFO] running `Command { std: "docker" "start" "-a" "6522ca98d597e260987d517150f53e37fe196efdc893a61b14c258387947a918", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6522ca98d597e260987d517150f53e37fe196efdc893a61b14c258387947a918", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6522ca98d597e260987d517150f53e37fe196efdc893a61b14c258387947a918", kill_on_drop: false }`
[INFO] [stdout] 6522ca98d597e260987d517150f53e37fe196efdc893a61b14c258387947a918
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd56d62389c5da1b66268343dcbca61e1e63e9b8b6c6249cda0a8f99b531497f
[INFO] running `Command { std: "docker" "start" "-a" "bd56d62389c5da1b66268343dcbca61e1e63e9b8b6c6249cda0a8f99b531497f", kill_on_drop: false }`
[INFO] [stderr] Compiling epsilonz_algebra v0.0.1
[INFO] [stdout] error: expected argument name, found `|`
[INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/epsilonz_algebra-0.0.1/src/structure/monoid/theory.rs:30:26
[INFO] [stdout] |
[INFO] [stdout] 30 | fn break_with(&self, |Self| -> bool) -> (Self,Self);
[INFO] [stdout] | ^ expected argument name
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error: expected argument name, found `|`
[INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/epsilonz_algebra-0.0.1/src/structure/monoid/theory.rs:32:26
[INFO] [stdout] |
[INFO] [stdout] 32 | fn drop_while(&self, |Self| -> bool) -> Self;
[INFO] [stdout] | ^ expected argument name
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error: expected argument name, found `|`
[INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/epsilonz_algebra-0.0.1/src/structure/monoid/theory.rs:34:26
[INFO] [stdout] |
[INFO] [stdout] 34 | fn fold(&self, A, |A,Self| -> A) -> A;
[INFO] [stdout] | ^ expected argument name
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error: expected one of `!`, `(`, `...`, `..=`, `..`, `::`, `:`, or `{`, found `|`
[INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/epsilonz_algebra-0.0.1/src/structure/monoid/theory.rs:34:33
[INFO] [stdout] |
[INFO] [stdout] 34 | fn fold(&self, A, |A,Self| -> A) -> A;
[INFO] [stdout] | ^ expected one of 8 possible tokens
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error: expected type, found `|`
[INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/epsilonz_algebra-0.0.1/src/structure/monoid/theory.rs:35:36
[INFO] [stdout] |
[INFO] [stdout] 35 | fn fold_map(&self, f:|Self| -> A) -> A;
[INFO] [stdout] | ^ expected type
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error: expected argument name, found `|`
[INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/epsilonz_algebra-0.0.1/src/structure/monoid/theory.rs:40:20
[INFO] [stdout] |
[INFO] [stdout] 40 | fn span(&self, |Self| -> bool) -> (Self,Self);
[INFO] [stdout] | ^ expected argument name
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error: expected argument name, found `|`
[INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/epsilonz_algebra-0.0.1/src/structure/monoid/theory.rs:41:21
[INFO] [stdout] |
[INFO] [stdout] 41 | fn split(&self, |Self| -> bool) -> Vec;
[INFO] [stdout] | ^ expected argument name
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error: expected argument name, found `|`
[INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/epsilonz_algebra-0.0.1/src/structure/monoid/theory.rs:46:26
[INFO] [stdout] |
[INFO] [stdout] 46 | fn take_while(&self, |Self| -> bool) -> Self;
[INFO] [stdout] | ^ expected argument name
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error: expected argument name, found `|`
[INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/epsilonz_algebra-0.0.1/src/structure/monoid/theory.rs:54:19
[INFO] [stdout] |
[INFO] [stdout] 54 | fn all(&self, |char| -> bool) -> bool;
[INFO] [stdout] | ^ expected argument name
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error: expected argument name, found `|`
[INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/epsilonz_algebra-0.0.1/src/structure/monoid/theory.rs:55:19
[INFO] [stdout] |
[INFO] [stdout] 55 | fn any(&self, |char| -> bool) -> bool;
[INFO] [stdout] | ^ expected argument name
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error: expected argument name, found `|`
[INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/epsilonz_algebra-0.0.1/src/structure/monoid/theory.rs:56:26
[INFO] [stdout] |
[INFO] [stdout] 56 | fn break_with(&self, |Self| -> bool, |char| -> bool) -> (Self,Self);
[INFO] [stdout] | ^ expected argument name
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error: expected argument name, found `|`
[INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/epsilonz_algebra-0.0.1/src/structure/monoid/theory.rs:56:42
[INFO] [stdout] |
[INFO] [stdout] 56 | fn break_with(&self, |Self| -> bool, |char| -> bool) -> (Self,Self);
[INFO] [stdout] | ^ expected argument name
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error: expected argument name, found `|`
[INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/epsilonz_algebra-0.0.1/src/structure/monoid/theory.rs:58:26
[INFO] [stdout] |
[INFO] [stdout] 58 | fn concat_map(&self, |char| -> Self) -> Self;
[INFO] [stdout] | ^ expected argument name
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error: expected argument name, found `|`
[INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/epsilonz_algebra-0.0.1/src/structure/monoid/theory.rs:59:26
[INFO] [stdout] |
[INFO] [stdout] 59 | fn drop_while(&self, |Self| -> bool, |char| -> bool) -> Self;
[INFO] [stdout] | ^ expected argument name
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error: expected argument name, found `|`
[INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/epsilonz_algebra-0.0.1/src/structure/monoid/theory.rs:59:42
[INFO] [stdout] |
[INFO] [stdout] 59 | fn drop_while(&self, |Self| -> bool, |char| -> bool) -> Self;
[INFO] [stdout] | ^ expected argument name
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error: expected argument name, found `|`
[INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/epsilonz_algebra-0.0.1/src/structure/monoid/theory.rs:60:20
[INFO] [stdout] |
[INFO] [stdout] 60 | fn find(&self, |char| -> bool) -> Option;
[INFO] [stdout] | ^ expected argument name
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error: expected argument name, found `|`
[INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/epsilonz_algebra-0.0.1/src/structure/monoid/theory.rs:61:26
[INFO] [stdout] |
[INFO] [stdout] 61 | fn fold(&self, A, |A,Self| -> A, |A,char| -> A) -> A;
[INFO] [stdout] | ^ expected argument name
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error: expected one of `!`, `(`, `...`, `..=`, `..`, `::`, `:`, or `{`, found `|`
[INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/epsilonz_algebra-0.0.1/src/structure/monoid/theory.rs:61:33
[INFO] [stdout] |
[INFO] [stdout] 61 | fn fold(&self, A, |A,Self| -> A, |A,char| -> A) -> A;
[INFO] [stdout] | ^ expected one of 8 possible tokens
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error: expected argument name, found `|`
[INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/epsilonz_algebra-0.0.1/src/structure/monoid/theory.rs:61:41
[INFO] [stdout] |
[INFO] [stdout] 61 | fn fold(&self, A, |A,Self| -> A, |A,char| -> A) -> A;
[INFO] [stdout] | ^ expected argument name
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error: expected one of `:` or `@`, found `|`
[INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/epsilonz_algebra-0.0.1/src/structure/monoid/theory.rs:61:48
[INFO] [stdout] |
[INFO] [stdout] 61 | fn fold(&self, A, |A,Self| -> A, |A,char| -> A) -> A;
[INFO] [stdout] | ^ expected one of `:` or `@`
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error: expected argument name, found `|`
[INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/epsilonz_algebra-0.0.1/src/structure/monoid/theory.rs:63:19
[INFO] [stdout] |
[INFO] [stdout] 63 | fn map(&self, |char| -> char) -> Self;
[INFO] [stdout] | ^ expected argument name
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error: expected argument name, found `|`
[INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/epsilonz_algebra-0.0.1/src/structure/monoid/theory.rs:64:31
[INFO] [stdout] |
[INFO] [stdout] 64 | fn map_accum(&self, A, |A,char| -> (A,char)) -> A;
[INFO] [stdout] | ^ expected argument name
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error: expected one of `:` or `@`, found `|`
[INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/epsilonz_algebra-0.0.1/src/structure/monoid/theory.rs:64:38
[INFO] [stdout] |
[INFO] [stdout] 64 | fn map_accum(&self, A, |A,char| -> (A,char)) -> A;
[INFO] [stdout] | ^ expected one of `:` or `@`
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error: expected argument name, found `|`
[INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/epsilonz_algebra-0.0.1/src/structure/monoid/theory.rs:65:26
[INFO] [stdout] |
[INFO] [stdout] 65 | fn scan(&self, char, |char,char| -> char) -> Self;
[INFO] [stdout] | ^ expected argument name
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error: expected one of `:` or `@`, found `|`
[INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/epsilonz_algebra-0.0.1/src/structure/monoid/theory.rs:65:36
[INFO] [stdout] |
[INFO] [stdout] 65 | fn scan(&self, char, |char,char| -> char) -> Self;
[INFO] [stdout] | ^ expected one of `:` or `@`
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error: expected argument name, found `|`
[INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/epsilonz_algebra-0.0.1/src/structure/monoid/theory.rs:67:20
[INFO] [stdout] |
[INFO] [stdout] 67 | fn span(&self, |Self| -> bool, |char| -> bool) -> (Self,Self);
[INFO] [stdout] | ^ expected argument name
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error: expected argument name, found `|`
[INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/epsilonz_algebra-0.0.1/src/structure/monoid/theory.rs:67:36
[INFO] [stdout] |
[INFO] [stdout] 67 | fn span(&self, |Self| -> bool, |char| -> bool) -> (Self,Self);
[INFO] [stdout] | ^ expected argument name
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error: expected argument name, found `|`
[INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/epsilonz_algebra-0.0.1/src/structure/monoid/theory.rs:68:21
[INFO] [stdout] |
[INFO] [stdout] 68 | fn split(&self, |char| -> bool) -> Vec;
[INFO] [stdout] | ^ expected argument name
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error: expected argument name, found `|`
[INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/epsilonz_algebra-0.0.1/src/structure/monoid/theory.rs:70:26
[INFO] [stdout] |
[INFO] [stdout] 70 | fn take_while(&self, |Self| -> bool, |char| -> bool) -> Self;
[INFO] [stdout] | ^ expected argument name
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error: expected argument name, found `|`
[INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/epsilonz_algebra-0.0.1/src/structure/monoid/theory.rs:70:42
[INFO] [stdout] |
[INFO] [stdout] 70 | fn take_while(&self, |Self| -> bool, |char| -> bool) -> Self;
[INFO] [stdout] | ^ expected argument name
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error[E0463]: can't find crate for `collections`
[INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/epsilonz_algebra-0.0.1/src/lib.rs:16:1
[INFO] [stdout] |
[INFO] [stdout] 16 | extern crate collections;
[INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] error: aborting due to 31 previous errors
[INFO] [stdout]
[INFO] [stdout]
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout]
[INFO] [stderr] error: could not compile `epsilonz_algebra` due to 32 previous errors
[INFO] running `Command { std: "docker" "inspect" "bd56d62389c5da1b66268343dcbca61e1e63e9b8b6c6249cda0a8f99b531497f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd56d62389c5da1b66268343dcbca61e1e63e9b8b6c6249cda0a8f99b531497f", kill_on_drop: false }`
[INFO] [stdout] bd56d62389c5da1b66268343dcbca61e1e63e9b8b6c6249cda0a8f99b531497f