[INFO] updating cached repository https://github.com/ruza-net/miful
[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] 72dd8f3677ad5455d009a59b0c1b06edb14c0ca2
[INFO] testing ruza-net/miful against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fruza-net%2Fmiful" "work/builds/worker-1/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ruza-net/miful 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/ruza-net/miful
[INFO] finished tweaking git repo https://github.com/ruza-net/miful
[INFO] tweaked toml for git repo https://github.com/ruza-net/miful written to work/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/ruza-net/miful 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-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/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] a3a22646ddd5b7ce085857bd17fe48b7f6e43525ab448eb348fa8f40f3154313
[INFO] running `"docker" "start" "-a" "a3a22646ddd5b7ce085857bd17fe48b7f6e43525ab448eb348fa8f40f3154313"`
[INFO] [stderr]    Compiling miful v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `HashMap`, `HashSet`
[INFO] [stderr]  --> src/parsing/utils.rs:6:25
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::collections::{ HashMap, HashSet };
[INFO] [stderr]   |                         ^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `test_long`
[INFO] [stderr]   --> src/main.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |     let test_long =
[INFO] [stderr]    |         ^^^^^^^^^ help: consider prefixing with an underscore: `_test_long`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parsing/utils.rs:48:17
[INFO] [stderr]     |
[INFO] [stderr] 48  |             let mut temp_map = HashMap::new();
[INFO] [stderr]     |                 ----^^^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/driver.rs:159:24
[INFO] [stderr]     |
[INFO] [stderr] 159 |             functions: map!{},
[INFO] [stderr]     |                        ------ in this macro invocation
[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/parsing/utils.rs:48:17
[INFO] [stderr]     |
[INFO] [stderr] 48  |             let mut temp_map = HashMap::new();
[INFO] [stderr]     |                 ----^^^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/driver.rs:173:20
[INFO] [stderr]     |
[INFO] [stderr] 173 |             scope: map!{},
[INFO] [stderr]     |                    ------ in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parsing/utils.rs:48:17
[INFO] [stderr]     |
[INFO] [stderr] 48  |             let mut temp_map = HashMap::new();
[INFO] [stderr]     |                 ----^^^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/driver.rs:174:24
[INFO] [stderr]     |
[INFO] [stderr] 174 |             functions: map!{},
[INFO] [stderr]     |                        ------ in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `empty`
[INFO] [stderr]    --> src/parsing/ast.rs:152:5
[INFO] [stderr]     |
[INFO] [stderr] 152 |     pub fn empty() -> NodeWrapper {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `parse_error`
[INFO] [stderr]    --> src/parsing/utils.rs:179:5
[INFO] [stderr]     |
[INFO] [stderr] 179 |     pub fn parse_error(message: &str, source: &Vec<String>, index: usize, position: (usize, usize)) -> MifulError {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/parsing/utils.rs:326:5
[INFO] [stderr]     |
[INFO] [stderr] 326 |     pub fn new(message: &str, source: Vec<String>, index: usize, position: (usize, usize)) -> ParseError {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.58s
[INFO] running `"docker" "inspect" "a3a22646ddd5b7ce085857bd17fe48b7f6e43525ab448eb348fa8f40f3154313"`
[INFO] running `"docker" "rm" "-f" "a3a22646ddd5b7ce085857bd17fe48b7f6e43525ab448eb348fa8f40f3154313"`
[INFO] [stdout] a3a22646ddd5b7ce085857bd17fe48b7f6e43525ab448eb348fa8f40f3154313
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/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] 299051e43938b17dbcda3f8812bfb2fb3a42ced4695d7cee83abf74c02ca5fcc
[INFO] running `"docker" "start" "-a" "299051e43938b17dbcda3f8812bfb2fb3a42ced4695d7cee83abf74c02ca5fcc"`
[INFO] [stderr]    Compiling miful v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `HashMap`, `HashSet`
[INFO] [stderr]  --> src/parsing/utils.rs:6:25
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::collections::{ HashMap, HashSet };
[INFO] [stderr]   |                         ^^^^^^^  ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `test_long`
[INFO] [stderr]   --> src/main.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |     let test_long =
[INFO] [stderr]    |         ^^^^^^^^^ help: consider prefixing with an underscore: `_test_long`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parsing/utils.rs:48:17
[INFO] [stderr]     |
[INFO] [stderr] 48  |             let mut temp_map = HashMap::new();
[INFO] [stderr]     |                 ----^^^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/driver.rs:159:24
[INFO] [stderr]     |
[INFO] [stderr] 159 |             functions: map!{},
[INFO] [stderr]     |                        ------ in this macro invocation
[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/parsing/utils.rs:48:17
[INFO] [stderr]     |
[INFO] [stderr] 48  |             let mut temp_map = HashMap::new();
[INFO] [stderr]     |                 ----^^^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/driver.rs:173:20
[INFO] [stderr]     |
[INFO] [stderr] 173 |             scope: map!{},
[INFO] [stderr]     |                    ------ in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parsing/utils.rs:48:17
[INFO] [stderr]     |
[INFO] [stderr] 48  |             let mut temp_map = HashMap::new();
[INFO] [stderr]     |                 ----^^^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/driver.rs:174:24
[INFO] [stderr]     |
[INFO] [stderr] 174 |             functions: map!{},
[INFO] [stderr]     |                        ------ in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `empty`
[INFO] [stderr]    --> src/parsing/ast.rs:152:5
[INFO] [stderr]     |
[INFO] [stderr] 152 |     pub fn empty() -> NodeWrapper {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `parse_error`
[INFO] [stderr]    --> src/parsing/utils.rs:179:5
[INFO] [stderr]     |
[INFO] [stderr] 179 |     pub fn parse_error(message: &str, source: &Vec<String>, index: usize, position: (usize, usize)) -> MifulError {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/parsing/utils.rs:326:5
[INFO] [stderr]     |
[INFO] [stderr] 326 |     pub fn new(message: &str, source: Vec<String>, index: usize, position: (usize, usize)) -> ParseError {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `"docker" "inspect" "299051e43938b17dbcda3f8812bfb2fb3a42ced4695d7cee83abf74c02ca5fcc"`
[INFO] running `"docker" "rm" "-f" "299051e43938b17dbcda3f8812bfb2fb3a42ced4695d7cee83abf74c02ca5fcc"`
[INFO] [stdout] 299051e43938b17dbcda3f8812bfb2fb3a42ced4695d7cee83abf74c02ca5fcc
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/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] 5b68b9deb4180def19592aa1ec1c6b4eb8d2dfec31d0b58e15c3e59e4db93ae2
[INFO] running `"docker" "start" "-a" "5b68b9deb4180def19592aa1ec1c6b4eb8d2dfec31d0b58e15c3e59e4db93ae2"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/miful-b6727a39826d18eb
[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" "5b68b9deb4180def19592aa1ec1c6b4eb8d2dfec31d0b58e15c3e59e4db93ae2"`
[INFO] running `"docker" "rm" "-f" "5b68b9deb4180def19592aa1ec1c6b4eb8d2dfec31d0b58e15c3e59e4db93ae2"`
[INFO] [stdout] 5b68b9deb4180def19592aa1ec1c6b4eb8d2dfec31d0b58e15c3e59e4db93ae2