[INFO] cloning repository https://github.com/dignissimus/coexp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dignissimus/coexp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdignissimus%2Fcoexp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdignissimus%2Fcoexp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 611b475795cf982007a7f0f80c17e389459131c6
[INFO] checking dignissimus/coexp against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdignissimus%2Fcoexp" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dignissimus/coexp on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dignissimus/coexp
[INFO] finished tweaking git repo https://github.com/dignissimus/coexp
[INFO] tweaked toml for git repo https://github.com/dignissimus/coexp written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 48 packages to latest compatible versions
[INFO] [stderr]       Adding endian-type v0.1.2 (latest: v0.2.0)
[INFO] [stderr]       Adding linux-raw-sys v0.4.14 (latest: v0.6.5)
[INFO] [stderr]       Adding nix v0.27.1 (latest: v0.29.0)
[INFO] [stderr]       Adding rustyline v13.0.0 (latest: v14.0.0)
[INFO] [stderr]       Adding windows-sys v0.48.0 (latest: v0.59.0)
[INFO] [stderr]       Adding windows-sys v0.52.0 (latest: v0.59.0)
[INFO] [stderr]       Adding windows-targets v0.48.5 (latest: v0.52.6)
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[INFO] [stderr]       Adding windows_i686_gnu v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_i686_msvc v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.6)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ee4bf593b25d3576c3cb77d7aeb3c5918a9bb13f3dd5eb7841470fee8b87d0b7
[INFO] running `Command { std: "docker" "start" "-a" "ee4bf593b25d3576c3cb77d7aeb3c5918a9bb13f3dd5eb7841470fee8b87d0b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee4bf593b25d3576c3cb77d7aeb3c5918a9bb13f3dd5eb7841470fee8b87d0b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee4bf593b25d3576c3cb77d7aeb3c5918a9bb13f3dd5eb7841470fee8b87d0b7", kill_on_drop: false }`
[INFO] [stdout] ee4bf593b25d3576c3cb77d7aeb3c5918a9bb13f3dd5eb7841470fee8b87d0b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7da808a82951f5e52a2635d01f0f3fa98132a5d28609d464885e8d24125caaf9
[INFO] running `Command { std: "docker" "start" "-a" "7da808a82951f5e52a2635d01f0f3fa98132a5d28609d464885e8d24125caaf9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]     Checking bitflags v2.6.0
[INFO] [stderr]    Compiling rustix v0.38.35
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking arrayvec v0.7.6
[INFO] [stderr]     Checking unicode-segmentation v1.11.0
[INFO] [stderr]     Checking home v0.5.9
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]     Checking unicode-width v0.1.13
[INFO] [stderr]     Checking colored v2.1.0
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]     Checking immutable-chunkmap v2.0.5
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]     Checking nix v0.27.1
[INFO] [stderr]     Checking fd-lock v4.0.2
[INFO] [stderr]     Checking rustyline v13.0.0
[INFO] [stderr]     Checking coexp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused macro definition: `maybe`
[INFO] [stdout]    --> src/lib.rs:398:14
[INFO] [stdout]     |
[INFO] [stdout] 398 | macro_rules! maybe {
[INFO] [stdout]     |              ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `maybe`
[INFO] [stdout]    --> src/lib.rs:398:14
[INFO] [stdout]     |
[INFO] [stdout] 398 | macro_rules! maybe {
[INFO] [stdout]     |              ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/lib.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub struct DataCase {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 70 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DataCase` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `alpha` should have an upper case name
[INFO] [stdout]    --> src/lib.rs:450:7
[INFO] [stdout]     |
[INFO] [stdout] 450 | const alpha: Parser<char> = chars!(
[INFO] [stdout]     |       ^^^^^ help: convert the identifier to upper case: `ALPHA`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `numeral` should have an upper case name
[INFO] [stdout]    --> src/lib.rs:455:7
[INFO] [stdout]     |
[INFO] [stdout] 455 | const numeral: Parser<char> = chars!('0', '1', '2', '3', '4', '5', '6', '7', '8', '9');
[INFO] [stdout]     |       ^^^^^^^ help: convert the identifier to upper case: `NUMERAL`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `parse_name` should have an upper case name
[INFO] [stdout]    --> src/lib.rs:458:7
[INFO] [stdout]     |
[INFO] [stdout] 458 | const parse_name: Parser<String> = map!(many1!(alpha), |result: Vec<char>| result.iter().collect());
[INFO] [stdout]     |       ^^^^^^^^^^ help: convert the identifier to upper case: `PARSE_NAME`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `parse_integer` should have an upper case name
[INFO] [stdout]    --> src/lib.rs:460:7
[INFO] [stdout]     |
[INFO] [stdout] 460 | const parse_integer: Parser<Expression> = map!(
[INFO] [stdout]     |       ^^^^^^^^^^^^^ help: convert the identifier to upper case: `PARSE_INTEGER`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `parse_unit` should have an upper case name
[INFO] [stdout]    --> src/lib.rs:465:7
[INFO] [stdout]     |
[INFO] [stdout] 465 | const parse_unit: Parser<Expression> = map!(sequence!(exact!('('), exact!(')')), |_| Unit);
[INFO] [stdout]     |       ^^^^^^^^^^ help: convert the identifier to upper case: `PARSE_UNIT`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `parse_expression` should have an upper case name
[INFO] [stdout]    --> src/lib.rs:596:11
[INFO] [stdout]     |
[INFO] [stdout] 596 | pub const parse_expression: Parser<Expression> = any!(
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `PARSE_EXPRESSION`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/lib.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub struct DataCase {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 70 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DataCase` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `alpha` should have an upper case name
[INFO] [stdout]    --> src/lib.rs:450:7
[INFO] [stdout]     |
[INFO] [stdout] 450 | const alpha: Parser<char> = chars!(
[INFO] [stdout]     |       ^^^^^ help: convert the identifier to upper case: `ALPHA`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `numeral` should have an upper case name
[INFO] [stdout]    --> src/lib.rs:455:7
[INFO] [stdout]     |
[INFO] [stdout] 455 | const numeral: Parser<char> = chars!('0', '1', '2', '3', '4', '5', '6', '7', '8', '9');
[INFO] [stdout]     |       ^^^^^^^ help: convert the identifier to upper case: `NUMERAL`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `parse_name` should have an upper case name
[INFO] [stdout]    --> src/lib.rs:458:7
[INFO] [stdout]     |
[INFO] [stdout] 458 | const parse_name: Parser<String> = map!(many1!(alpha), |result: Vec<char>| result.iter().collect());
[INFO] [stdout]     |       ^^^^^^^^^^ help: convert the identifier to upper case: `PARSE_NAME`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `parse_integer` should have an upper case name
[INFO] [stdout]    --> src/lib.rs:460:7
[INFO] [stdout]     |
[INFO] [stdout] 460 | const parse_integer: Parser<Expression> = map!(
[INFO] [stdout]     |       ^^^^^^^^^^^^^ help: convert the identifier to upper case: `PARSE_INTEGER`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `parse_unit` should have an upper case name
[INFO] [stdout]    --> src/lib.rs:465:7
[INFO] [stdout]     |
[INFO] [stdout] 465 | const parse_unit: Parser<Expression> = map!(sequence!(exact!('('), exact!(')')), |_| Unit);
[INFO] [stdout]     |       ^^^^^^^^^^ help: convert the identifier to upper case: `PARSE_UNIT`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `parse_expression` should have an upper case name
[INFO] [stdout]    --> src/lib.rs:596:11
[INFO] [stdout]     |
[INFO] [stdout] 596 | pub const parse_expression: Parser<Expression> = any!(
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `PARSE_EXPRESSION`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `coexp::Type::Arrow`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use coexp::Type::Arrow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `immutable_chunkmap::map::MapM`
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use immutable_chunkmap::map::MapM;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Result`
[INFO] [stdout]   --> src/main.rs:14:32
[INFO] [stdout]    |
[INFO] [stdout] 14 | use rustyline::{DefaultEditor, Result};
[INFO] [stdout]    |                                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::io;
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::prelude::*`
[INFO] [stdout]   --> src/main.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use std::io::prelude::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `coexp::Type::Arrow`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use coexp::Type::Arrow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `immutable_chunkmap::map::MapM`
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use immutable_chunkmap::map::MapM;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Result`
[INFO] [stdout]   --> src/main.rs:14:32
[INFO] [stdout]    |
[INFO] [stdout] 14 | use rustyline::{DefaultEditor, Result};
[INFO] [stdout]    |                                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::io;
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::prelude::*`
[INFO] [stdout]   --> src/main.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use std::io::prelude::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `colored::Colorize`
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use colored::Colorize;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `line` is never read
[INFO] [stdout]   --> src/main.rs:29:13
[INFO] [stdout]    |
[INFO] [stdout] 29 |     let mut line = String::new();
[INFO] [stdout]    |             ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `colored::Colorize`
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use colored::Colorize;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `line` is never read
[INFO] [stdout]   --> src/main.rs:29:13
[INFO] [stdout]    |
[INFO] [stdout] 29 |     let mut line = String::new();
[INFO] [stdout]    |             ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.45s
[INFO] running `Command { std: "docker" "inspect" "7da808a82951f5e52a2635d01f0f3fa98132a5d28609d464885e8d24125caaf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7da808a82951f5e52a2635d01f0f3fa98132a5d28609d464885e8d24125caaf9", kill_on_drop: false }`
[INFO] [stdout] 7da808a82951f5e52a2635d01f0f3fa98132a5d28609d464885e8d24125caaf9