[INFO] updating cached repository https://github.com/fourohfour/enquel
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0add6c82245dab3c7e4e03592fa12ea76b68a30f
[INFO] testing fourohfour/enquel against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffourohfour%2Fenquel" "work/builds/worker-5/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fourohfour/enquel on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/fourohfour/enquel
[INFO] finished tweaking git repo https://github.com/fourohfour/enquel
[INFO] tweaked toml for git repo https://github.com/fourohfour/enquel written to work/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/fourohfour/enquel already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 04d7b62c51f9f2e5e380918e7d4f05a064e2ff8bd73190ea078068da91c55650
[INFO] running `"docker" "start" "-a" "04d7b62c51f9f2e5e380918e7d4f05a064e2ff8bd73190ea078068da91c55650"`
[INFO] [stderr]    Compiling enquel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `token`
[INFO] [stderr]  --> src/parse.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use token;
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tokens`
[INFO] [stderr]   --> src/main.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let tokens  = tokeniser::tokenise(&inbuf);
[INFO] [stderr]    |         ^^^^^^ help: consider prefixing with an underscore: `_tokens`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `slice`
[INFO] [stderr]   --> src/tokeniser.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     slice : &'a str  ,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `placeholder_origin`
[INFO] [stderr]   --> src/tokeniser.rs:43:1
[INFO] [stderr]    |
[INFO] [stderr] 43 | fn placeholder_origin() -> token::Origin {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ungrab`
[INFO] [stderr]    --> src/tokeniser.rs:119:5
[INFO] [stderr]     |
[INFO] [stderr] 119 |     fn ungrab(&mut self) -> () {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `ArgClass`
[INFO] [stderr]  --> src/parse.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub enum ArgClass {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `LogicalBlock`
[INFO] [stderr]   --> src/parse.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub enum LogicalBlock {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `EvaluatorType`
[INFO] [stderr]   --> src/parse.rs:21:1
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub enum EvaluatorType {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `ComparisonOperator`
[INFO] [stderr]   --> src/parse.rs:28:1
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub enum ComparisonOperator {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `NodeData`
[INFO] [stderr]   --> src/parse.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | pub enum NodeData {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Node`
[INFO] [stderr]   --> src/parse.rs:80:1
[INFO] [stderr]    |
[INFO] [stderr] 80 | pub struct Node {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add_child`
[INFO] [stderr]   --> src/parse.rs:86:5
[INFO] [stderr]    |
[INFO] [stderr] 86 |     pub fn add_child(&mut self, c : Node) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new_child`
[INFO] [stderr]   --> src/parse.rs:90:5
[INFO] [stderr]    |
[INFO] [stderr] 90 |     pub fn new_child(&mut self, data: NodeData) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `walk_display`
[INFO] [stderr]   --> src/parse.rs:95:5
[INFO] [stderr]    |
[INFO] [stderr] 95 |     fn walk_display(&self, depth: u32) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Tree`
[INFO] [stderr]    --> src/parse.rs:104:1
[INFO] [stderr]     |
[INFO] [stderr] 104 | pub struct Tree {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/parse.rs:109:5
[INFO] [stderr]     |
[INFO] [stderr] 109 |     pub fn new() -> Tree {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `root`
[INFO] [stderr]    --> src/parse.rs:118:5
[INFO] [stderr]     |
[INFO] [stderr] 118 |     pub fn root<'rnode>(&'rnode mut self) -> &'rnode mut Node {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `walk`
[INFO] [stderr]    --> src/parse.rs:122:5
[INFO] [stderr]     |
[INFO] [stderr] 122 |     pub fn walk<'rnode>(&self) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `"docker" "inspect" "04d7b62c51f9f2e5e380918e7d4f05a064e2ff8bd73190ea078068da91c55650"`
[INFO] running `"docker" "rm" "-f" "04d7b62c51f9f2e5e380918e7d4f05a064e2ff8bd73190ea078068da91c55650"`
[INFO] [stdout] 04d7b62c51f9f2e5e380918e7d4f05a064e2ff8bd73190ea078068da91c55650
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 94106b9952182d5e133478a9c415dfb699b2ff66220194e143d0615845ac99df
[INFO] running `"docker" "start" "-a" "94106b9952182d5e133478a9c415dfb699b2ff66220194e143d0615845ac99df"`
[INFO] [stderr]    Compiling enquel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `token`
[INFO] [stderr]  --> src/parse.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use token;
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tokens`
[INFO] [stderr]   --> src/main.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let tokens  = tokeniser::tokenise(&inbuf);
[INFO] [stderr]    |         ^^^^^^ help: consider prefixing with an underscore: `_tokens`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `slice`
[INFO] [stderr]   --> src/tokeniser.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     slice : &'a str  ,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `placeholder_origin`
[INFO] [stderr]   --> src/tokeniser.rs:43:1
[INFO] [stderr]    |
[INFO] [stderr] 43 | fn placeholder_origin() -> token::Origin {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ungrab`
[INFO] [stderr]    --> src/tokeniser.rs:119:5
[INFO] [stderr]     |
[INFO] [stderr] 119 |     fn ungrab(&mut self) -> () {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `ArgClass`
[INFO] [stderr]  --> src/parse.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub enum ArgClass {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `LogicalBlock`
[INFO] [stderr]   --> src/parse.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub enum LogicalBlock {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `EvaluatorType`
[INFO] [stderr]   --> src/parse.rs:21:1
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub enum EvaluatorType {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `ComparisonOperator`
[INFO] [stderr]   --> src/parse.rs:28:1
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub enum ComparisonOperator {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `NodeData`
[INFO] [stderr]   --> src/parse.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | pub enum NodeData {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Node`
[INFO] [stderr]   --> src/parse.rs:80:1
[INFO] [stderr]    |
[INFO] [stderr] 80 | pub struct Node {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add_child`
[INFO] [stderr]   --> src/parse.rs:86:5
[INFO] [stderr]    |
[INFO] [stderr] 86 |     pub fn add_child(&mut self, c : Node) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new_child`
[INFO] [stderr]   --> src/parse.rs:90:5
[INFO] [stderr]    |
[INFO] [stderr] 90 |     pub fn new_child(&mut self, data: NodeData) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `walk_display`
[INFO] [stderr]   --> src/parse.rs:95:5
[INFO] [stderr]    |
[INFO] [stderr] 95 |     fn walk_display(&self, depth: u32) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Tree`
[INFO] [stderr]    --> src/parse.rs:104:1
[INFO] [stderr]     |
[INFO] [stderr] 104 | pub struct Tree {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/parse.rs:109:5
[INFO] [stderr]     |
[INFO] [stderr] 109 |     pub fn new() -> Tree {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `root`
[INFO] [stderr]    --> src/parse.rs:118:5
[INFO] [stderr]     |
[INFO] [stderr] 118 |     pub fn root<'rnode>(&'rnode mut self) -> &'rnode mut Node {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `walk`
[INFO] [stderr]    --> src/parse.rs:122:5
[INFO] [stderr]     |
[INFO] [stderr] 122 |     pub fn walk<'rnode>(&self) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `"docker" "inspect" "94106b9952182d5e133478a9c415dfb699b2ff66220194e143d0615845ac99df"`
[INFO] running `"docker" "rm" "-f" "94106b9952182d5e133478a9c415dfb699b2ff66220194e143d0615845ac99df"`
[INFO] [stdout] 94106b9952182d5e133478a9c415dfb699b2ff66220194e143d0615845ac99df
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] 897db492b3a45fd1de131f50ea4c8ef6c81c4982914547eb89fdf018c13b4313
[INFO] running `"docker" "start" "-a" "897db492b3a45fd1de131f50ea4c8ef6c81c4982914547eb89fdf018c13b4313"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/enquel-c511c6c2916443ba
[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 `"docker" "inspect" "897db492b3a45fd1de131f50ea4c8ef6c81c4982914547eb89fdf018c13b4313"`
[INFO] running `"docker" "rm" "-f" "897db492b3a45fd1de131f50ea4c8ef6c81c4982914547eb89fdf018c13b4313"`
[INFO] [stdout] 897db492b3a45fd1de131f50ea4c8ef6c81c4982914547eb89fdf018c13b4313