[INFO] cloning repository https://github.com/tcr/rust-acorn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tcr/rust-acorn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftcr%2Frust-acorn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftcr%2Frust-acorn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 18da0981a78f94da2c35afbede7f199e26327d18
[INFO] testing tcr/rust-acorn against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftcr%2Frust-acorn" "/workspace/builds/worker-23/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-23/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tcr/rust-acorn on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tcr/rust-acorn
[INFO] finished tweaking git repo https://github.com/tcr/rust-acorn
[INFO] tweaked toml for git repo https://github.com/tcr/rust-acorn written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] crate git repo https://github.com/tcr/rust-acorn already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e2c729eff6dcad986c303ed37f5ed119ab2f5ae2f8f963b62adef7f9ef47d080
[INFO] running `Command { std: "docker" "start" "-a" "e2c729eff6dcad986c303ed37f5ed119ab2f5ae2f8f963b62adef7f9ef47d080", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2c729eff6dcad986c303ed37f5ed119ab2f5ae2f8f963b62adef7f9ef47d080", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2c729eff6dcad986c303ed37f5ed119ab2f5ae2f8f963b62adef7f9ef47d080", kill_on_drop: false }`
[INFO] [stdout] e2c729eff6dcad986c303ed37f5ed119ab2f5ae2f8f963b62adef7f9ef47d080
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c0ed92fc478eb5ce58e9a2f9b0810b063fb437353cc15ab284b1d1a1c40971a
[INFO] running `Command { std: "docker" "start" "-a" "2c0ed92fc478eb5ce58e9a2f9b0810b063fb437353cc15ab284b1d1a1c40971a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling acorn v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: incorrect unicode escape sequence
[INFO] [stdout]    --> src/acorn.rs:992:38
[INFO] [stdout]     |
[INFO] [stdout] 992 |                     98 => {out.push('\u0008');;
[INFO] [stdout]     |                                      ^^^---
[INFO] [stdout]     |                                      |
[INFO] [stdout]     |                                      help: format of unicode escape sequences uses braces: `\u{0008}`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect unicode escape sequence
[INFO] [stdout]    --> src/acorn.rs:994:39
[INFO] [stdout]     |
[INFO] [stdout] 994 |                     118 => {out.push('\u000b');;
[INFO] [stdout]     |                                       ^^^---
[INFO] [stdout]     |                                       |
[INFO] [stdout]     |                                       help: format of unicode escape sequences uses braces: `\u{000b}`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect unicode escape sequence
[INFO] [stdout]    --> src/acorn.rs:996:39
[INFO] [stdout]     |
[INFO] [stdout] 996 |                     102 => {out.push('\u000c');;
[INFO] [stdout]     |                                       ^^^---
[INFO] [stdout]     |                                       |
[INFO] [stdout]     |                                       help: format of unicode escape sequences uses braces: `\u{000c}`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: incorrect unicode escape sequence
[INFO] [stdout]    --> src/acorn.rs:998:38
[INFO] [stdout]     |
[INFO] [stdout] 998 |                     48 => {out.push('\u0000');;
[INFO] [stdout]     |                                      ^^^---
[INFO] [stdout]     |                                      |
[INFO] [stdout]     |                                      help: format of unicode escape sequences uses braces: `\u{0000}`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected type, found `|`
[INFO] [stdout]   --> src/acorn.rs:80:21
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub fn exec (regex: |arg:&str| -> bool, val:&str ) -> Option<Box<Vec<String>>> {
[INFO] [stdout]    |                     ^ expected type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected type, found `|`
[INFO] [stdout]    --> src/acorn.rs:104:21
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub fn test (regex: |arg:&str| -> bool, val:&str ) -> bool {
[INFO] [stdout]     |                     ^ expected type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected type, found `|`
[INFO] [stdout]    --> src/acorn.rs:246:23
[INFO] [stdout]     |
[INFO] [stdout] 246 | const isReservedWord3:|arg:&str|:'static -> bool = predicate_0; 
[INFO] [stdout]     |                       ^ expected type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `serialize`
[INFO] [stdout]   --> src/main.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | extern crate serialize;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]   --> src/types.rs:30:3
[INFO] [stdout]    |
[INFO] [stdout] 30 | #[deriving(Clone, Show)]
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]    --> src/types.rs:100:3
[INFO] [stdout]     |
[INFO] [stdout] 100 | #[deriving(Encodable)]
[INFO] [stdout]     |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]    --> src/types.rs:103:3
[INFO] [stdout]     |
[INFO] [stdout] 103 | #[deriving(Encodable)]
[INFO] [stdout]     |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]    --> src/types.rs:111:3
[INFO] [stdout]     |
[INFO] [stdout] 111 | #[deriving(Encodable)]
[INFO] [stdout]     |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]    --> src/types.rs:122:3
[INFO] [stdout]     |
[INFO] [stdout] 122 | #[deriving(Encodable)]
[INFO] [stdout]     |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]    --> src/types.rs:133:3
[INFO] [stdout]     |
[INFO] [stdout] 133 | #[deriving(Encodable)]
[INFO] [stdout]     |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]    --> src/types.rs:141:3
[INFO] [stdout]     |
[INFO] [stdout] 141 | #[deriving(Encodable)]
[INFO] [stdout]     |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]    --> src/types.rs:150:3
[INFO] [stdout]     |
[INFO] [stdout] 150 | #[deriving(Encodable)]
[INFO] [stdout]     |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]    --> src/types.rs:158:3
[INFO] [stdout]     |
[INFO] [stdout] 158 | #[deriving(Encodable)]
[INFO] [stdout]     |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]    --> src/types.rs:168:3
[INFO] [stdout]     |
[INFO] [stdout] 168 | #[deriving(Encodable)]
[INFO] [stdout]     |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]    --> src/types.rs:178:3
[INFO] [stdout]     |
[INFO] [stdout] 178 | #[deriving(Encodable)]
[INFO] [stdout]     |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]    --> src/types.rs:188:3
[INFO] [stdout]     |
[INFO] [stdout] 188 | #[deriving(Encodable)]
[INFO] [stdout]     |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]    --> src/types.rs:197:3
[INFO] [stdout]     |
[INFO] [stdout] 197 | #[deriving(Encodable)]
[INFO] [stdout]     |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]    --> src/types.rs:205:3
[INFO] [stdout]     |
[INFO] [stdout] 205 | #[deriving(Encodable)]
[INFO] [stdout]     |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]    --> src/types.rs:214:3
[INFO] [stdout]     |
[INFO] [stdout] 214 | #[deriving(Encodable)]
[INFO] [stdout]     |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]    --> src/types.rs:223:3
[INFO] [stdout]     |
[INFO] [stdout] 223 | #[deriving(Encodable)]
[INFO] [stdout]     |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]    --> src/types.rs:229:3
[INFO] [stdout]     |
[INFO] [stdout] 229 | #[deriving(Encodable)]
[INFO] [stdout]     |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]    --> src/types.rs:238:3
[INFO] [stdout]     |
[INFO] [stdout] 238 | #[deriving(Encodable)]
[INFO] [stdout]     |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]    --> src/types.rs:247:3
[INFO] [stdout]     |
[INFO] [stdout] 247 | #[deriving(Encodable)]
[INFO] [stdout]     |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]    --> src/types.rs:256:3
[INFO] [stdout]     |
[INFO] [stdout] 256 | #[deriving(Encodable)]
[INFO] [stdout]     |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]    --> src/types.rs:265:3
[INFO] [stdout]     |
[INFO] [stdout] 265 | #[deriving(Encodable)]
[INFO] [stdout]     |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]    --> src/types.rs:464:3
[INFO] [stdout]     |
[INFO] [stdout] 464 | #[deriving(Clone)]
[INFO] [stdout]     |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]    --> src/types.rs:485:3
[INFO] [stdout]     |
[INFO] [stdout] 485 | #[deriving(Clone)]
[INFO] [stdout]     |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]    --> src/types.rs:492:3
[INFO] [stdout]     |
[INFO] [stdout] 492 | #[deriving(Clone, Show, Encodable)]
[INFO] [stdout]     |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]    --> src/types.rs:498:3
[INFO] [stdout]     |
[INFO] [stdout] 498 | #[deriving(Clone, Show, Encodable)]
[INFO] [stdout]     |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]    --> src/types.rs:504:3
[INFO] [stdout]     |
[INFO] [stdout] 504 | #[deriving(Clone, Show, Encodable)]
[INFO] [stdout]     |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `deriving` in this scope
[INFO] [stdout]    --> src/types.rs:510:3
[INFO] [stdout]     |
[INFO] [stdout] 510 | #[deriving(Clone, Show, Encodable)]
[INFO] [stdout]     |   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `AcornParser` in `acorn`
[INFO] [stdout]    --> src/main.rs:102:24
[INFO] [stdout]     |
[INFO] [stdout] 102 |     let mut a = acorn::AcornParser::new();
[INFO] [stdout]     |                        ^^^^^^^^^^^ could not find `AcornParser` in `acorn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `json`
[INFO] [stdout]    --> src/main.rs:105:20
[INFO] [stdout]     |
[INFO] [stdout] 105 |     println!("{}", json::encode(&*result));
[INFO] [stdout]     |                    ^^^^ use of undeclared crate or module `json`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `int` in this scope
[INFO] [stdout]   --> src/types.rs:10:21
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub ecmaVersion:int,
[INFO] [stdout]    |                     ^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     not found in this scope
[INFO] [stdout]    |                     help: perhaps you intended to use this type: `i32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `uint` in this scope
[INFO] [stdout]   --> src/types.rs:33:15
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub start:uint,
[INFO] [stdout]    |               ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `uint` in this scope
[INFO] [stdout]   --> src/types.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub end:uint,
[INFO] [stdout]    |             ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `int` in this scope
[INFO] [stdout]   --> src/types.rs:38:19
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub range:Vec<int>,
[INFO] [stdout]    |                   ^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: perhaps you intended to use this type
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub range:Vec<i32>,
[INFO] [stdout]    |                   ~~~
[INFO] [stdout] help: you might be missing a type parameter
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct Node<int> {
[INFO] [stdout]    |                +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Encodable` in this scope
[INFO] [stdout]    --> src/types.rs:274:25
[INFO] [stdout]     |
[INFO] [stdout] 274 | impl <S: Encoder<E>, E> Encodable<S, E> for Node {
[INFO] [stdout]     |                         ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Encoder` in this scope
[INFO] [stdout]    --> src/types.rs:274:10
[INFO] [stdout]     |
[INFO] [stdout] 274 | impl <S: Encoder<E>, E> Encodable<S, E> for Node {
[INFO] [stdout]     |          ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `int` in this scope
[INFO] [stdout]    --> src/types.rs:466:13
[INFO] [stdout]     |
[INFO] [stdout] 466 |     pub _id:int,
[INFO] [stdout]     |             ^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             not found in this scope
[INFO] [stdout]     |             help: perhaps you intended to use this type: `i32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `int` in this scope
[INFO] [stdout]    --> src/types.rs:469:15
[INFO] [stdout]     |
[INFO] [stdout] 469 |     pub binop:int,
[INFO] [stdout]     |               ^^^
[INFO] [stdout]     |               |
[INFO] [stdout]     |               not found in this scope
[INFO] [stdout]     |               help: perhaps you intended to use this type: `i32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `uint` in this scope
[INFO] [stdout]    --> src/types.rs:500:14
[INFO] [stdout]     |
[INFO] [stdout] 500 |     pub line:uint,
[INFO] [stdout]     |              ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `uint` in this scope
[INFO] [stdout]    --> src/types.rs:501:16
[INFO] [stdout]     |
[INFO] [stdout] 501 |     pub column:uint,
[INFO] [stdout]     |                ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `uint` in this scope
[INFO] [stdout]   --> src/main.rs:30:23
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn charAt(arg:&str, n:uint) -> u16 {
[INFO] [stdout]    |                       ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `uint` in this scope
[INFO] [stdout]   --> src/main.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let mut i:uint = 0;
[INFO] [stdout]    |               ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `int` in this scope
[INFO] [stdout]   --> src/main.rs:66:26
[INFO] [stdout]    |
[INFO] [stdout] 66 | fn isIdentifierChar(code:int) -> bool {
[INFO] [stdout]    |                          ^^^
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          not found in this scope
[INFO] [stdout]    |                          help: perhaps you intended to use this type: `i32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `args` in module `os`
[INFO] [stdout]   --> src/main.rs:89:32
[INFO] [stdout]    |
[INFO] [stdout] 89 |     let args:Vec<String> = os::args();
[INFO] [stdout]    |                                ^^^^ not found in `os`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]    |
[INFO] [stdout] 19 | use std::env::args;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `File` in `io`
[INFO] [stdout]   --> src/main.rs:99:13
[INFO] [stdout]    |
[INFO] [stdout] 99 |         io::File::open(&Path::new(&args[1])).read_to_string()
[INFO] [stdout]    |             ^^^^ not found in `io`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 19 | use std::fs::File;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Path`
[INFO] [stdout]   --> src/main.rs:99:25
[INFO] [stdout]    |
[INFO] [stdout] 99 |         io::File::open(&Path::new(&args[1])).read_to_string()
[INFO] [stdout]    |                         ^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 19 | use std::path::Path;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/main.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | #![feature(if_let)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]    |
[INFO] [stdout]    = help: the feature `if_let` has been stable since 1.0.0 and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/main.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | #![feature(globs)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]    |
[INFO] [stdout]    = help: the feature `globs` has been stable since 1.0.0 and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/main.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | #![feature(phase)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/main.rs:40:14
[INFO] [stdout]    |
[INFO] [stdout] 40 |       0x2000 ... 0x200a |
[INFO] [stdout]    |              ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 56 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0412, E0425, E0433, E0463, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `acorn` due to 57 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "2c0ed92fc478eb5ce58e9a2f9b0810b063fb437353cc15ab284b1d1a1c40971a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c0ed92fc478eb5ce58e9a2f9b0810b063fb437353cc15ab284b1d1a1c40971a", kill_on_drop: false }`
[INFO] [stdout] 2c0ed92fc478eb5ce58e9a2f9b0810b063fb437353cc15ab284b1d1a1c40971a