[INFO] cloning repository https://github.com/acctress/iota-parser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/acctress/iota-parser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Facctress%2Fiota-parser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Facctress%2Fiota-parser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b7d8a95f76560c11ec58be7f20f45c61ffd2eccc
[INFO] testing acctress/iota-parser against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Facctress%2Fiota-parser" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/acctress/iota-parser
[INFO] finished tweaking git repo https://github.com/acctress/iota-parser
[INFO] tweaked toml for git repo https://github.com/acctress/iota-parser written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/acctress/iota-parser on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/acctress/iota-parser 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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8228517eac75fb9aabfca74ceb4fadedd82a5d3fabbcbe07be23464b966e8ebf
[INFO] running `Command { std: "docker" "start" "-a" "8228517eac75fb9aabfca74ceb4fadedd82a5d3fabbcbe07be23464b966e8ebf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8228517eac75fb9aabfca74ceb4fadedd82a5d3fabbcbe07be23464b966e8ebf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8228517eac75fb9aabfca74ceb4fadedd82a5d3fabbcbe07be23464b966e8ebf", kill_on_drop: false }`
[INFO] [stdout] 8228517eac75fb9aabfca74ceb4fadedd82a5d3fabbcbe07be23464b966e8ebf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73c70cc16ea11a125bc18dcc904587ef72cf0b749d4c5ad7343ab34f264afe7b
[INFO] running `Command { std: "docker" "start" "-a" "73c70cc16ea11a125bc18dcc904587ef72cf0b749d4c5ad7343ab34f264afe7b", kill_on_drop: false }`
[INFO] [stderr]    Compiling iota-parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "73c70cc16ea11a125bc18dcc904587ef72cf0b749d4c5ad7343ab34f264afe7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73c70cc16ea11a125bc18dcc904587ef72cf0b749d4c5ad7343ab34f264afe7b", kill_on_drop: false }`
[INFO] [stdout] 73c70cc16ea11a125bc18dcc904587ef72cf0b749d4c5ad7343ab34f264afe7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc1b25485cffe35284d55579133d92b1d6d351f79c2644a3957f418518341a5d
[INFO] running `Command { std: "docker" "start" "-a" "bc1b25485cffe35284d55579133d92b1d6d351f79c2644a3957f418518341a5d", kill_on_drop: false }`
[INFO] [stderr]    Compiling iota-parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `between`, `ch`, `lazy`, `optional`, and `whitespace`
[INFO] [stdout]  --> examples/yaml.rs:2:66
[INFO] [stdout]   |
[INFO] [stdout] 2 |     Expression, IotaParser, ParseValue, action, alpha, alphanum, between, ch, ignore, lazy, lit,
[INFO] [stdout]   |                                                                  ^^^^^^^  ^^          ^^^^
[INFO] [stdout] 3 |     one_or_more, optional, values, whitespace, ws, zero_or_more,
[INFO] [stdout]   |                  ^^^^^^^^          ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `op` and `args` are never read
[INFO] [stdout]  --> examples/sexpr.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct SExpr {
[INFO] [stdout]   |        ----- fields in this struct
[INFO] [stdout] 7 |     op: String,
[INFO] [stdout]   |     ^^
[INFO] [stdout] 8 |     args: Vec<String>,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `SExpr` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `whitespace`
[INFO] [stdout]  --> examples/c.rs:3:44
[INFO] [stdout]   |
[INFO] [stdout] 3 |     one_or_more, optional, symbol, values, whitespace, ws, zero_or_more,
[INFO] [stdout]   |                                            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> examples/c.rs:162:13
[INFO] [stdout]     |
[INFO] [stdout] 162 |         let t = match p[0].as_str().as_str() {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> examples/c.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Number(i64),
[INFO] [stdout]    |     ------ ^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Expr` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 14 -     Number(i64),
[INFO] [stdout] 14 +     Number(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> examples/c.rs:15:11
[INFO] [stdout]    |
[INFO] [stdout] 15 |     Ident(String),
[INFO] [stdout]    |     ----- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Expr` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 15 -     Ident(String),
[INFO] [stdout] 15 +     Ident(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0`, `1`, and `2` are never read
[INFO] [stdout]   --> examples/c.rs:16:11
[INFO] [stdout]    |
[INFO] [stdout] 16 |     BinOp(Box<Expr>, String, Box<Expr>),
[INFO] [stdout]    |     ----- ^^^^^^^^^  ^^^^^^  ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Expr` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 16 -     BinOp(Box<Expr>, String, Box<Expr>),
[INFO] [stdout] 16 +     BinOp((), (), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0`, `1`, and `2` are never read
[INFO] [stdout]   --> examples/c.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |     VarDecl(CType, String, Expr),
[INFO] [stdout]    |     ------- ^^^^^  ^^^^^^  ^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Stmt` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 21 -     VarDecl(CType, String, Expr),
[INFO] [stdout] 21 +     VarDecl((), (), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> examples/c.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     Return(Expr),
[INFO] [stdout]    |     ------ ^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Stmt` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 22 -     Return(Expr),
[INFO] [stdout] 22 +     Return(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0`, `1`, `2`, and `3` are never read
[INFO] [stdout]   --> examples/c.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     FnDecl(CType, String, Vec<(CType, String)>, Vec<Stmt>),
[INFO] [stdout]    |     ------ ^^^^^  ^^^^^^  ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Stmt` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 23 -     FnDecl(CType, String, Vec<(CType, String)>, Vec<Stmt>),
[INFO] [stdout] 23 +     FnDecl((), (), (), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> examples/yaml.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Str(String),
[INFO] [stdout]   |     --- ^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `YamlValue` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 8 -     Str(String),
[INFO] [stdout] 8 +     Str(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> examples/yaml.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Int(i64),
[INFO] [stdout]   |     --- ^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `YamlValue` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 9 -     Int(i64),
[INFO] [stdout] 9 +     Int(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> examples/yaml.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Map(Vec<(String, YamlValue)>),
[INFO] [stdout]    |     --- ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `YamlValue` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 10 -     Map(Vec<(String, YamlValue)>),
[INFO] [stdout] 10 +     Map(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Pairs` is never constructed
[INFO] [stdout]   --> examples/yaml.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | enum Node {
[INFO] [stdout]    |      ---- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 18 |     Pairs(Vec<(String, YamlValue)>),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Node` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `key` and `value` are never read
[INFO] [stdout]  --> examples/json.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct JsonObject {
[INFO] [stdout]   |        ---------- fields in this struct
[INFO] [stdout] 7 |     key: String,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 8 |     value: String,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `JsonObject` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.13s
[INFO] running `Command { std: "docker" "inspect" "bc1b25485cffe35284d55579133d92b1d6d351f79c2644a3957f418518341a5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc1b25485cffe35284d55579133d92b1d6d351f79c2644a3957f418518341a5d", kill_on_drop: false }`
[INFO] [stdout] bc1b25485cffe35284d55579133d92b1d6d351f79c2644a3957f418518341a5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 46817db9b6adb7215f1340af7f1cee687de1f0e51cbc69b49f68d321b23d352f
[INFO] running `Command { std: "docker" "start" "-a" "46817db9b6adb7215f1340af7f1cee687de1f0e51cbc69b49f68d321b23d352f", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `whitespace`
[INFO] [stderr]  --> examples/c.rs:3:44
[INFO] [stderr]   |
[INFO] [stderr] 3 |     one_or_more, optional, symbol, values, whitespace, ws, zero_or_more,
[INFO] [stderr]   |                                            ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]    --> examples/c.rs:162:13
[INFO] [stderr]     |
[INFO] [stderr] 162 |         let t = match p[0].as_str().as_str() {
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> examples/c.rs:14:12
[INFO] [stderr]    |
[INFO] [stderr] 14 |     Number(i64),
[INFO] [stderr]    |     ------ ^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Expr` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 14 -     Number(i64),
[INFO] [stderr] 14 +     Number(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> examples/c.rs:15:11
[INFO] [stderr]    |
[INFO] [stderr] 15 |     Ident(String),
[INFO] [stderr]    |     ----- ^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Expr` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 15 -     Ident(String),
[INFO] [stderr] 15 +     Ident(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: fields `0`, `1`, and `2` are never read
[INFO] [stderr]   --> examples/c.rs:16:11
[INFO] [stderr]    |
[INFO] [stderr] 16 |     BinOp(Box<Expr>, String, Box<Expr>),
[INFO] [stderr]    |     ----- ^^^^^^^^^  ^^^^^^  ^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     fields in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Expr` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stderr]    |
[INFO] [stderr] 16 -     BinOp(Box<Expr>, String, Box<Expr>),
[INFO] [stderr] 16 +     BinOp((), (), ()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: fields `0`, `1`, and `2` are never read
[INFO] [stderr]   --> examples/c.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 |     VarDecl(CType, String, Expr),
[INFO] [stderr]    |     ------- ^^^^^  ^^^^^^  ^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     fields in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Stmt` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stderr]    |
[INFO] [stderr] 21 -     VarDecl(CType, String, Expr),
[INFO] [stderr] 21 +     VarDecl((), (), ()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> examples/c.rs:22:12
[INFO] [stderr]    |
[INFO] [stderr] 22 |     Return(Expr),
[INFO] [stderr]    |     ------ ^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Stmt` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 22 -     Return(Expr),
[INFO] [stderr] 22 +     Return(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: fields `0`, `1`, `2`, and `3` are never read
[INFO] [stderr]   --> examples/c.rs:23:12
[INFO] [stderr]    |
[INFO] [stderr] 23 |     FnDecl(CType, String, Vec<(CType, String)>, Vec<Stmt>),
[INFO] [stderr]    |     ------ ^^^^^  ^^^^^^  ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     fields in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Stmt` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stderr]    |
[INFO] [stderr] 23 -     FnDecl(CType, String, Vec<(CType, String)>, Vec<Stmt>),
[INFO] [stderr] 23 +     FnDecl((), (), (), ()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `iota-parser` (example "c") generated 8 warnings (run `cargo fix --example "c" -p iota-parser` to apply 2 suggestions)
[INFO] [stderr] warning: fields `key` and `value` are never read
[INFO] [stderr]  --> examples/json.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | struct JsonObject {
[INFO] [stderr]   |        ---------- fields in this struct
[INFO] [stderr] 7 |     key: String,
[INFO] [stderr]   |     ^^^
[INFO] [stderr] 8 |     value: String,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `JsonObject` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `between`, `ch`, `lazy`, `optional`, and `whitespace`
[INFO] [stderr]  --> examples/yaml.rs:2:66
[INFO] [stderr]   |
[INFO] [stderr] 2 |     Expression, IotaParser, ParseValue, action, alpha, alphanum, between, ch, ignore, lazy, lit,
[INFO] [stderr]   |                                                                  ^^^^^^^  ^^          ^^^^
[INFO] [stderr] 3 |     one_or_more, optional, values, whitespace, ws, zero_or_more,
[INFO] [stderr]   |                  ^^^^^^^^          ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]  --> examples/yaml.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     Str(String),
[INFO] [stderr]   |     --- ^^^^^^
[INFO] [stderr]   |     |
[INFO] [stderr]   |     field in this variant
[INFO] [stderr]   |
[INFO] [stderr]   = note: `YamlValue` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]   |
[INFO] [stderr] 8 -     Str(String),
[INFO] [stderr] 8 +     Str(()),
[INFO] [stderr]   |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]  --> examples/yaml.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |     Int(i64),
[INFO] [stderr]   |     --- ^^^
[INFO] [stderr]   |     |
[INFO] [stderr]   |     field in this variant
[INFO] [stderr]   |
[INFO] [stderr]   = note: `YamlValue` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]   |
[INFO] [stderr] 9 -     Int(i64),
[INFO] [stderr] 9 +     Int(()),
[INFO] [stderr]   |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> examples/yaml.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 |     Map(Vec<(String, YamlValue)>),
[INFO] [stderr]    |     --- ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `YamlValue` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 10 -     Map(Vec<(String, YamlValue)>),
[INFO] [stderr] 10 +     Map(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Pairs` is never constructed
[INFO] [stderr]   --> examples/yaml.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | enum Node {
[INFO] [stderr]    |      ---- variant in this enum
[INFO] [stderr] ...
[INFO] [stderr] 18 |     Pairs(Vec<(String, YamlValue)>),
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Node` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `op` and `args` are never read
[INFO] [stderr]  --> examples/sexpr.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | struct SExpr {
[INFO] [stderr]   |        ----- fields in this struct
[INFO] [stderr] 7 |     op: String,
[INFO] [stderr]   |     ^^
[INFO] [stderr] 8 |     args: Vec<String>,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `SExpr` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `iota-parser` (example "json") generated 1 warning
[INFO] [stderr] warning: `iota-parser` (example "yaml") generated 5 warnings (run `cargo fix --example "yaml" -p iota-parser` to apply 1 suggestion)
[INFO] [stderr] warning: `iota-parser` (example "sexpr") generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/iota-0485ebdc63cdd847)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests iota
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - between (line 165) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - between (line 165) stdout ----
[INFO] [stdout] error[E0425]: cannot find function `between` in this scope
[INFO] [stdout]    --> src/lib.rs:166:14
[INFO] [stdout]     |
[INFO] [stdout] 166 | let parens = between(ch('('), ch(')'), expr());
[INFO] [stdout]     |              ^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]     |
[INFO] [stdout] 165 + use iota::between;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `ch` in this scope
[INFO] [stdout]    --> src/lib.rs:166:22
[INFO] [stdout]     |
[INFO] [stdout] 166 | let parens = between(ch('('), ch(')'), expr());
[INFO] [stdout]     |                      ^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]     |
[INFO] [stdout] 165 + use iota::ch;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `ch` in this scope
[INFO] [stdout]    --> src/lib.rs:166:31
[INFO] [stdout]     |
[INFO] [stdout] 166 | let parens = between(ch('('), ch(')'), expr());
[INFO] [stdout]     |                               ^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]     |
[INFO] [stdout] 165 + use iota::ch;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `expr` in this scope
[INFO] [stdout]    --> src/lib.rs:166:40
[INFO] [stdout]     |
[INFO] [stdout] 166 | let parens = between(ch('('), ch(')'), expr());
[INFO] [stdout]     |                                        ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - between (line 165)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.15s; merged doctests compilation took 0.09s
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "46817db9b6adb7215f1340af7f1cee687de1f0e51cbc69b49f68d321b23d352f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46817db9b6adb7215f1340af7f1cee687de1f0e51cbc69b49f68d321b23d352f", kill_on_drop: false }`
[INFO] [stdout] 46817db9b6adb7215f1340af7f1cee687de1f0e51cbc69b49f68d321b23d352f
