[INFO] updating cached repository https://github.com/plopgrizzly/nahar
[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] 5d434985fb4940f451bbe8c48dcc3b9e525fdc8b
[INFO] testing plopgrizzly/nahar against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fplopgrizzly%2Fnahar" "work/builds/worker-0/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/plopgrizzly/nahar 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/plopgrizzly/nahar
[INFO] finished tweaking git repo https://github.com/plopgrizzly/nahar
[INFO] tweaked toml for git repo https://github.com/plopgrizzly/nahar written to work/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/plopgrizzly/nahar 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-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/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] 665513cfe14241d0776e9558c1b949f7e35bb99afd669b084b4c8f8bebc73bde
[INFO] running `"docker" "start" "-a" "665513cfe14241d0776e9558c1b949f7e35bb99afd669b084b4c8f8bebc73bde"`
[INFO] [stderr]    Compiling nr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::fs`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::fs;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:44:6
[INFO] [stderr]    |
[INFO] [stderr] 44 |     let mut buf_reader = BufReader::new(file);
[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: variant is never constructed: `Mod`
[INFO] [stderr]   --> src/main.rs:18:2
[INFO] [stderr]    |
[INFO] [stderr] 18 |     Mod, // mod - module exports
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Obj`
[INFO] [stderr]   --> src/main.rs:19:2
[INFO] [stderr]    |
[INFO] [stderr] 19 |     Obj, // obj - object exports
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Dep`
[INFO] [stderr]   --> src/main.rs:20:2
[INFO] [stderr]    |
[INFO] [stderr] 20 |     Dep, // dep - dependency imports
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Fun`
[INFO] [stderr]   --> src/main.rs:21:2
[INFO] [stderr]    |
[INFO] [stderr] 21 |     Fun, // fun - function
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Var`
[INFO] [stderr]   --> src/main.rs:22:2
[INFO] [stderr]    |
[INFO] [stderr] 22 |     Var, // var - variable
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Con`
[INFO] [stderr]   --> src/main.rs:23:2
[INFO] [stderr]    |
[INFO] [stderr] 23 |     Con, // con - constant
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Mac`
[INFO] [stderr]   --> src/main.rs:24:2
[INFO] [stderr]    |
[INFO] [stderr] 24 |     Mac, // mac - macro
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Ffi`
[INFO] [stderr]   --> src/main.rs:25:2
[INFO] [stderr]    |
[INFO] [stderr] 25 |     Ffi, // ffi - foreign function interface
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Fvi`
[INFO] [stderr]   --> src/main.rs:26:2
[INFO] [stderr]    |
[INFO] [stderr] 26 |     Fvi, // fvi - foreign variable interface
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Set`
[INFO] [stderr]   --> src/main.rs:27:2
[INFO] [stderr]    |
[INFO] [stderr] 27 |     Set, // set - set a built-in function for this module or object.
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `"docker" "inspect" "665513cfe14241d0776e9558c1b949f7e35bb99afd669b084b4c8f8bebc73bde"`
[INFO] running `"docker" "rm" "-f" "665513cfe14241d0776e9558c1b949f7e35bb99afd669b084b4c8f8bebc73bde"`
[INFO] [stdout] 665513cfe14241d0776e9558c1b949f7e35bb99afd669b084b4c8f8bebc73bde
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/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] 6c268615f05fde751cf054cd7f502a4661fe6430b014a9ac787e0bf8f4326e9b
[INFO] running `"docker" "start" "-a" "6c268615f05fde751cf054cd7f502a4661fe6430b014a9ac787e0bf8f4326e9b"`
[INFO] [stderr]    Compiling nr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::fs`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::fs;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:44:6
[INFO] [stderr]    |
[INFO] [stderr] 44 |     let mut buf_reader = BufReader::new(file);
[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: variant is never constructed: `Mod`
[INFO] [stderr]   --> src/main.rs:18:2
[INFO] [stderr]    |
[INFO] [stderr] 18 |     Mod, // mod - module exports
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Obj`
[INFO] [stderr]   --> src/main.rs:19:2
[INFO] [stderr]    |
[INFO] [stderr] 19 |     Obj, // obj - object exports
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Dep`
[INFO] [stderr]   --> src/main.rs:20:2
[INFO] [stderr]    |
[INFO] [stderr] 20 |     Dep, // dep - dependency imports
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Fun`
[INFO] [stderr]   --> src/main.rs:21:2
[INFO] [stderr]    |
[INFO] [stderr] 21 |     Fun, // fun - function
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Var`
[INFO] [stderr]   --> src/main.rs:22:2
[INFO] [stderr]    |
[INFO] [stderr] 22 |     Var, // var - variable
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Con`
[INFO] [stderr]   --> src/main.rs:23:2
[INFO] [stderr]    |
[INFO] [stderr] 23 |     Con, // con - constant
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Mac`
[INFO] [stderr]   --> src/main.rs:24:2
[INFO] [stderr]    |
[INFO] [stderr] 24 |     Mac, // mac - macro
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Ffi`
[INFO] [stderr]   --> src/main.rs:25:2
[INFO] [stderr]    |
[INFO] [stderr] 25 |     Ffi, // ffi - foreign function interface
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Fvi`
[INFO] [stderr]   --> src/main.rs:26:2
[INFO] [stderr]    |
[INFO] [stderr] 26 |     Fvi, // fvi - foreign variable interface
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Set`
[INFO] [stderr]   --> src/main.rs:27:2
[INFO] [stderr]    |
[INFO] [stderr] 27 |     Set, // set - set a built-in function for this module or object.
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `"docker" "inspect" "6c268615f05fde751cf054cd7f502a4661fe6430b014a9ac787e0bf8f4326e9b"`
[INFO] running `"docker" "rm" "-f" "6c268615f05fde751cf054cd7f502a4661fe6430b014a9ac787e0bf8f4326e9b"`
[INFO] [stdout] 6c268615f05fde751cf054cd7f502a4661fe6430b014a9ac787e0bf8f4326e9b
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/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] a12927e0ae24254884ca7cdda18cae65c2bc802d500bc6532c59a1593e488964
[INFO] running `"docker" "start" "-a" "a12927e0ae24254884ca7cdda18cae65c2bc802d500bc6532c59a1593e488964"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/nr-e92047a13b552829
[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" "a12927e0ae24254884ca7cdda18cae65c2bc802d500bc6532c59a1593e488964"`
[INFO] running `"docker" "rm" "-f" "a12927e0ae24254884ca7cdda18cae65c2bc802d500bc6532c59a1593e488964"`
[INFO] [stdout] a12927e0ae24254884ca7cdda18cae65c2bc802d500bc6532c59a1593e488964