[INFO] cloning repository https://github.com/CodeAffe/Lisperator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CodeAffe/Lisperator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCodeAffe%2FLisperator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCodeAffe%2FLisperator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 213df5d24bf6ee1fbb02003b7e4dbbbd23ac98fc
[INFO] testing CodeAffe/Lisperator against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCodeAffe%2FLisperator" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/CodeAffe/Lisperator on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/CodeAffe/Lisperator
[INFO] finished tweaking git repo https://github.com/CodeAffe/Lisperator
[INFO] tweaked toml for git repo https://github.com/CodeAffe/Lisperator written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/CodeAffe/Lisperator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 880b9ca50f7cd02968397456afaea9d784286cef6e4904831aa044e877ecb9ee
[INFO] running `Command { std: "docker" "start" "-a" "880b9ca50f7cd02968397456afaea9d784286cef6e4904831aa044e877ecb9ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "880b9ca50f7cd02968397456afaea9d784286cef6e4904831aa044e877ecb9ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "880b9ca50f7cd02968397456afaea9d784286cef6e4904831aa044e877ecb9ee", kill_on_drop: false }`
[INFO] [stdout] 880b9ca50f7cd02968397456afaea9d784286cef6e4904831aa044e877ecb9ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 30106a1182964b5eb5bf436c8892b68883973feea075ae02d2d437eca5273d3b
[INFO] running `Command { std: "docker" "start" "-a" "30106a1182964b5eb5bf436c8892b68883973feea075ae02d2d437eca5273d3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling cfg-if v0.1.5
[INFO] [stderr]    Compiling ucd-util v0.1.1
[INFO] [stderr]    Compiling regex v1.0.5
[INFO] [stderr]    Compiling utf8-ranges v1.0.1
[INFO] [stderr]    Compiling regex-syntax v0.6.2
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling memchr v2.1.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling aho-corasick v0.6.8
[INFO] [stderr]    Compiling lisperator-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `has_dot`
[INFO] [stdout]    --> src/TokenStream.rs:114:13
[INFO] [stdout]     |
[INFO] [stdout] 114 |         let mut has_dot = false;
[INFO] [stdout]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_has_dot`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/TokenStream.rs:125:13
[INFO] [stdout]     |
[INFO] [stdout] 125 |         let mut id = 0;
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/main.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let mut input = InputStream::InputStream {
[INFO] [stdout]   |         ----^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let mut token = TokenStream::TokenStream {
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/TokenStream.rs:114:13
[INFO] [stdout]     |
[INFO] [stdout] 114 |         let mut has_dot = false;
[INFO] [stdout]     |             ----^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/TokenStream.rs:115:13
[INFO] [stdout]     |
[INFO] [stdout] 115 |         let mut number = 0;
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/TokenStream.rs:125:13
[INFO] [stdout]     |
[INFO] [stdout] 125 |         let mut id = 0;
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `next`
[INFO] [stdout]   --> src/InputStream.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn next(&mut self) -> char {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `peek`
[INFO] [stdout]   --> src/InputStream.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn peek(&self) -> char {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `eof`
[INFO] [stdout]   --> src/InputStream.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn eof(&self) -> bool {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `croak`
[INFO] [stdout]   --> src/InputStream.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn croak(&self, msg: String) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_next`
[INFO] [stdout]   --> src/TokenStream.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn read_next(&self, input: &InputStream) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_keyword`
[INFO] [stdout]   --> src/TokenStream.rs:62:12
[INFO] [stdout]    |
[INFO] [stdout] 62 |     pub fn is_keyword(&self, ch: String) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_id_start`
[INFO] [stdout]   --> src/TokenStream.rs:75:12
[INFO] [stdout]    |
[INFO] [stdout] 75 |     pub fn is_id_start(&self, ch: char) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_id`
[INFO] [stdout]   --> src/TokenStream.rs:81:12
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub fn is_id(&self, ch: char) -> bool {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_op_char`
[INFO] [stdout]   --> src/TokenStream.rs:86:12
[INFO] [stdout]    |
[INFO] [stdout] 86 |     pub fn is_op_char(ch: char) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_punc`
[INFO] [stdout]   --> src/TokenStream.rs:91:12
[INFO] [stdout]    |
[INFO] [stdout] 91 |     pub fn is_punc(ch: char) -> bool {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_whitespace`
[INFO] [stdout]   --> src/TokenStream.rs:96:12
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn is_whitespace(&self, ch: char) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_while`
[INFO] [stdout]    --> src/TokenStream.rs:104:12
[INFO] [stdout]     |
[INFO] [stdout] 104 |     pub fn read_while(&self) -> String {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_number`
[INFO] [stdout]    --> src/TokenStream.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 113 |     pub fn read_number() -> Token {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_ident`
[INFO] [stdout]    --> src/TokenStream.rs:124:12
[INFO] [stdout]     |
[INFO] [stdout] 124 |     pub fn read_ident() {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_escaped`
[INFO] [stdout]    --> src/TokenStream.rs:131:12
[INFO] [stdout]     |
[INFO] [stdout] 131 |     pub fn read_escaped(&self, end: char) -> &str {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_string`
[INFO] [stdout]    --> src/TokenStream.rs:151:12
[INFO] [stdout]     |
[INFO] [stdout] 151 |     pub fn read_string(&self) -> Token {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Token`
[INFO] [stdout]    --> src/TokenStream.rs:176:12
[INFO] [stdout]     |
[INFO] [stdout] 176 | pub struct Token {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `ReadEvent`
[INFO] [stdout]   --> src/main.rs:32:6
[INFO] [stdout]    |
[INFO] [stdout] 32 | enum ReadEvent {
[INFO] [stdout]    |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `InputStream` should have a snake case name
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | mod InputStream;
[INFO] [stdout]   |     ^^^^^^^^^^^ help: convert the identifier to snake case: `input_stream`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `TokenStream` should have a snake case name
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | mod TokenStream;
[INFO] [stdout]   |     ^^^^^^^^^^^ help: convert the identifier to snake case: `token_stream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 27 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.57s
[INFO] running `Command { std: "docker" "inspect" "30106a1182964b5eb5bf436c8892b68883973feea075ae02d2d437eca5273d3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30106a1182964b5eb5bf436c8892b68883973feea075ae02d2d437eca5273d3b", kill_on_drop: false }`
[INFO] [stdout] 30106a1182964b5eb5bf436c8892b68883973feea075ae02d2d437eca5273d3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 12789ecdeee9990e6cb3a96f3bf91efa8110345621e59ac7a4755e08316d02cc
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "12789ecdeee9990e6cb3a96f3bf91efa8110345621e59ac7a4755e08316d02cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling lisperator-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `has_dot`
[INFO] [stdout]    --> src/TokenStream.rs:114:13
[INFO] [stdout]     |
[INFO] [stdout] 114 |         let mut has_dot = false;
[INFO] [stdout]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_has_dot`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> src/TokenStream.rs:125:13
[INFO] [stdout]     |
[INFO] [stdout] 125 |         let mut id = 0;
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/main.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let mut input = InputStream::InputStream {
[INFO] [stdout]   |         ----^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let mut token = TokenStream::TokenStream {
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/TokenStream.rs:114:13
[INFO] [stdout]     |
[INFO] [stdout] 114 |         let mut has_dot = false;
[INFO] [stdout]     |             ----^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/TokenStream.rs:115:13
[INFO] [stdout]     |
[INFO] [stdout] 115 |         let mut number = 0;
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/TokenStream.rs:125:13
[INFO] [stdout]     |
[INFO] [stdout] 125 |         let mut id = 0;
[INFO] [stdout]     |             ----^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `next`
[INFO] [stdout]   --> src/InputStream.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn next(&mut self) -> char {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `peek`
[INFO] [stdout]   --> src/InputStream.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn peek(&self) -> char {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `eof`
[INFO] [stdout]   --> src/InputStream.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn eof(&self) -> bool {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `croak`
[INFO] [stdout]   --> src/InputStream.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn croak(&self, msg: String) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_next`
[INFO] [stdout]   --> src/TokenStream.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn read_next(&self, input: &InputStream) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_keyword`
[INFO] [stdout]   --> src/TokenStream.rs:62:12
[INFO] [stdout]    |
[INFO] [stdout] 62 |     pub fn is_keyword(&self, ch: String) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_id_start`
[INFO] [stdout]   --> src/TokenStream.rs:75:12
[INFO] [stdout]    |
[INFO] [stdout] 75 |     pub fn is_id_start(&self, ch: char) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_id`
[INFO] [stdout]   --> src/TokenStream.rs:81:12
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub fn is_id(&self, ch: char) -> bool {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_op_char`
[INFO] [stdout]   --> src/TokenStream.rs:86:12
[INFO] [stdout]    |
[INFO] [stdout] 86 |     pub fn is_op_char(ch: char) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_punc`
[INFO] [stdout]   --> src/TokenStream.rs:91:12
[INFO] [stdout]    |
[INFO] [stdout] 91 |     pub fn is_punc(ch: char) -> bool {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_whitespace`
[INFO] [stdout]   --> src/TokenStream.rs:96:12
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub fn is_whitespace(&self, ch: char) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_while`
[INFO] [stdout]    --> src/TokenStream.rs:104:12
[INFO] [stdout]     |
[INFO] [stdout] 104 |     pub fn read_while(&self) -> String {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_number`
[INFO] [stdout]    --> src/TokenStream.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 113 |     pub fn read_number() -> Token {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_ident`
[INFO] [stdout]    --> src/TokenStream.rs:124:12
[INFO] [stdout]     |
[INFO] [stdout] 124 |     pub fn read_ident() {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_escaped`
[INFO] [stdout]    --> src/TokenStream.rs:131:12
[INFO] [stdout]     |
[INFO] [stdout] 131 |     pub fn read_escaped(&self, end: char) -> &str {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_string`
[INFO] [stdout]    --> src/TokenStream.rs:151:12
[INFO] [stdout]     |
[INFO] [stdout] 151 |     pub fn read_string(&self) -> Token {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Token`
[INFO] [stdout]    --> src/TokenStream.rs:176:12
[INFO] [stdout]     |
[INFO] [stdout] 176 | pub struct Token {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `ReadEvent`
[INFO] [stdout]   --> src/main.rs:32:6
[INFO] [stdout]    |
[INFO] [stdout] 32 | enum ReadEvent {
[INFO] [stdout]    |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `InputStream` should have a snake case name
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | mod InputStream;
[INFO] [stdout]   |     ^^^^^^^^^^^ help: convert the identifier to snake case: `input_stream`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `TokenStream` should have a snake case name
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | mod TokenStream;
[INFO] [stdout]   |     ^^^^^^^^^^^ help: convert the identifier to snake case: `token_stream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 27 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "12789ecdeee9990e6cb3a96f3bf91efa8110345621e59ac7a4755e08316d02cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12789ecdeee9990e6cb3a96f3bf91efa8110345621e59ac7a4755e08316d02cc", kill_on_drop: false }`
[INFO] [stdout] 12789ecdeee9990e6cb3a96f3bf91efa8110345621e59ac7a4755e08316d02cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a1fafba17f9efaf61d8fa0b4945f88bf842853124dc940b9404c7b2325971781
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a1fafba17f9efaf61d8fa0b4945f88bf842853124dc940b9404c7b2325971781", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `has_dot`
[INFO] [stderr]    --> src/TokenStream.rs:114:13
[INFO] [stderr]     |
[INFO] [stderr] 114 |         let mut has_dot = false;
[INFO] [stderr]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_has_dot`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `id`
[INFO] [stderr]    --> src/TokenStream.rs:125:13
[INFO] [stderr]     |
[INFO] [stderr] 125 |         let mut id = 0;
[INFO] [stderr]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/main.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 7 |     let mut input = InputStream::InputStream {
[INFO] [stderr]   |         ----^^^^^
[INFO] [stderr]   |         |
[INFO] [stderr]   |         help: remove this `mut`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let mut token = TokenStream::TokenStream {
[INFO] [stderr]    |         ----^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/TokenStream.rs:114:13
[INFO] [stderr]     |
[INFO] [stderr] 114 |         let mut has_dot = false;
[INFO] [stderr]     |             ----^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/TokenStream.rs:115:13
[INFO] [stderr]     |
[INFO] [stderr] 115 |         let mut number = 0;
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/TokenStream.rs:125:13
[INFO] [stderr]     |
[INFO] [stderr] 125 |         let mut id = 0;
[INFO] [stderr]     |             ----^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `next`
[INFO] [stderr]   --> src/InputStream.rs:12:12
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub fn next(&mut self) -> char {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `peek`
[INFO] [stderr]   --> src/InputStream.rs:25:12
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn peek(&self) -> char {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `eof`
[INFO] [stderr]   --> src/InputStream.rs:30:12
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn eof(&self) -> bool {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `croak`
[INFO] [stderr]   --> src/InputStream.rs:35:12
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub fn croak(&self, msg: String) {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `read_next`
[INFO] [stderr]   --> src/TokenStream.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn read_next(&self, input: &InputStream) {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_keyword`
[INFO] [stderr]   --> src/TokenStream.rs:62:12
[INFO] [stderr]    |
[INFO] [stderr] 62 |     pub fn is_keyword(&self, ch: String) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_id_start`
[INFO] [stderr]   --> src/TokenStream.rs:75:12
[INFO] [stderr]    |
[INFO] [stderr] 75 |     pub fn is_id_start(&self, ch: char) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_id`
[INFO] [stderr]   --> src/TokenStream.rs:81:12
[INFO] [stderr]    |
[INFO] [stderr] 81 |     pub fn is_id(&self, ch: char) -> bool {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_op_char`
[INFO] [stderr]   --> src/TokenStream.rs:86:12
[INFO] [stderr]    |
[INFO] [stderr] 86 |     pub fn is_op_char(ch: char) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_punc`
[INFO] [stderr]   --> src/TokenStream.rs:91:12
[INFO] [stderr]    |
[INFO] [stderr] 91 |     pub fn is_punc(ch: char) -> bool {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_whitespace`
[INFO] [stderr]   --> src/TokenStream.rs:96:12
[INFO] [stderr]    |
[INFO] [stderr] 96 |     pub fn is_whitespace(&self, ch: char) -> bool {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `read_while`
[INFO] [stderr]    --> src/TokenStream.rs:104:12
[INFO] [stderr]     |
[INFO] [stderr] 104 |     pub fn read_while(&self) -> String {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `read_number`
[INFO] [stderr]    --> src/TokenStream.rs:113:12
[INFO] [stderr]     |
[INFO] [stderr] 113 |     pub fn read_number() -> Token {
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `read_ident`
[INFO] [stderr]    --> src/TokenStream.rs:124:12
[INFO] [stderr]     |
[INFO] [stderr] 124 |     pub fn read_ident() {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `read_escaped`
[INFO] [stderr]    --> src/TokenStream.rs:131:12
[INFO] [stderr]     |
[INFO] [stderr] 131 |     pub fn read_escaped(&self, end: char) -> &str {
[INFO] [stderr]     |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `read_string`
[INFO] [stderr]    --> src/TokenStream.rs:151:12
[INFO] [stderr]     |
[INFO] [stderr] 151 |     pub fn read_string(&self) -> Token {
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Token`
[INFO] [stderr]    --> src/TokenStream.rs:176:12
[INFO] [stderr]     |
[INFO] [stderr] 176 | pub struct Token {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `ReadEvent`
[INFO] [stderr]   --> src/main.rs:32:6
[INFO] [stderr]    |
[INFO] [stderr] 32 | enum ReadEvent {
[INFO] [stderr]    |      ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: module `InputStream` should have a snake case name
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | mod InputStream;
[INFO] [stderr]   |     ^^^^^^^^^^^ help: convert the identifier to snake case: `input_stream`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: module `TokenStream` should have a snake case name
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | mod TokenStream;
[INFO] [stderr]   |     ^^^^^^^^^^^ help: convert the identifier to snake case: `token_stream`
[INFO] [stderr] 
[INFO] [stderr] warning: 27 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lisperator_rust-8eef911d7dd62c50
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a1fafba17f9efaf61d8fa0b4945f88bf842853124dc940b9404c7b2325971781", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1fafba17f9efaf61d8fa0b4945f88bf842853124dc940b9404c7b2325971781", kill_on_drop: false }`
[INFO] [stdout] a1fafba17f9efaf61d8fa0b4945f88bf842853124dc940b9404c7b2325971781
