[INFO] cloning repository https://github.com/superinchur/hello_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/superinchur/hello_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuperinchur%2Fhello_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuperinchur%2Fhello_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0182d23d8b7f9da8e9a83a2c748e680342773615
[INFO] testing superinchur/hello_rust against 1.97.0-beta.6 for beta-1.98-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuperinchur%2Fhello_rust" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/superinchur/hello_rust
[INFO] finished tweaking git repo https://github.com/superinchur/hello_rust
[INFO] tweaked toml for git repo https://github.com/superinchur/hello_rust written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/superinchur/hello_rust on toolchain 1.97.0-beta.6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/superinchur/hello_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.97.0-beta.6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] dcb235847101011fc060cfaf7ad5e2bfbd26f59645fd75a7e4825306347508c1
[INFO] running `Command { std: "docker" "start" "dcb235847101011fc060cfaf7ad5e2bfbd26f59645fd75a7e4825306347508c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dcb235847101011fc060cfaf7ad5e2bfbd26f59645fd75a7e4825306347508c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "dcb235847101011fc060cfaf7ad5e2bfbd26f59645fd75a7e4825306347508c1" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dcb235847101011fc060cfaf7ad5e2bfbd26f59645fd75a7e4825306347508c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "dcb235847101011fc060cfaf7ad5e2bfbd26f59645fd75a7e4825306347508c1" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `cantor_buttomup` is never used
[INFO] [stdout]   --> src/bin/boj4779.rs:59:4
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn cantor_buttomup(n: usize) -> String{
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/boj1342.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let mut writer = BufWriter::new(output);
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `writer`
[INFO] [stdout]   --> src/bin/boj1342.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let mut writer = BufWriter::new(output);
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_writer`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/bin/boj1342.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let n: usize = first_line.trim().parse().unwrap_or(0);
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fibo_recursive` is never used
[INFO] [stdout]   --> src/bin/boj10870.rs:71:4
[INFO] [stdout]    |
[INFO] [stdout] 71 | fn fibo_recursive(n: usize) -> u32 {   
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fibo_memo` is never used
[INFO] [stdout]   --> src/bin/boj10870.rs:82:4
[INFO] [stdout]    |
[INFO] [stdout] 82 | fn fibo_memo(n: usize, cache: &mut Vec<i32>) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fibo_custom` is never used
[INFO] [stdout]   --> src/bin/boj10870.rs:89:4
[INFO] [stdout]    |
[INFO] [stdout] 89 | fn fibo_custom(n: usize) -> u32 {   
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/bin/template.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut writer = BufWriter::new(output);
[INFO] [stdout]   |         ----^^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `writer`
[INFO] [stdout]  --> src/bin/template.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut writer = BufWriter::new(output);
[INFO] [stdout]   |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_writer`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/bin/template.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let n: usize = first_line.trim().parse().unwrap_or(0);
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.73s
[INFO] running `Command { std: "docker" "inspect" "dcb235847101011fc060cfaf7ad5e2bfbd26f59645fd75a7e4825306347508c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "dcb235847101011fc060cfaf7ad5e2bfbd26f59645fd75a7e4825306347508c1" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `fibo_memo` is never used
[INFO] [stdout]   --> src/bin/boj10870.rs:82:4
[INFO] [stdout]    |
[INFO] [stdout] 82 | fn fibo_memo(n: usize, cache: &mut Vec<i32>) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/bin/template.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut writer = BufWriter::new(output);
[INFO] [stdout]   |         ----^^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `writer`
[INFO] [stdout]  --> src/bin/template.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut writer = BufWriter::new(output);
[INFO] [stdout]   |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_writer`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/bin/template.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let n: usize = first_line.trim().parse().unwrap_or(0);
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/boj1342.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let mut writer = BufWriter::new(output);
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `writer`
[INFO] [stdout]   --> src/bin/boj1342.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let mut writer = BufWriter::new(output);
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_writer`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/bin/boj1342.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let n: usize = first_line.trim().parse().unwrap_or(0);
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.31s
[INFO] running `Command { std: "docker" "inspect" "dcb235847101011fc060cfaf7ad5e2bfbd26f59645fd75a7e4825306347508c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "dcb235847101011fc060cfaf7ad5e2bfbd26f59645fd75a7e4825306347508c1" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/bin/boj1342.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 |     let mut writer = BufWriter::new(output);
[INFO] [stderr]    |         ----^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `writer`
[INFO] [stderr]   --> src/bin/boj1342.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 |     let mut writer = BufWriter::new(output);
[INFO] [stderr]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_writer`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]   --> src/bin/boj1342.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 |     let n: usize = first_line.trim().parse().unwrap_or(0);
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stderr] 
[INFO] [stderr] warning: `hello_rust` (bin "boj1342" test) generated 3 warnings (run `cargo fix --bin "boj1342" -p hello_rust --tests` to apply 3 suggestions)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/bin/template.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let mut writer = BufWriter::new(output);
[INFO] [stderr]   |         ----^^^^^^
[INFO] [stderr]   |         |
[INFO] [stderr]   |         help: remove this `mut`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `writer`
[INFO] [stderr]  --> src/bin/template.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let mut writer = BufWriter::new(output);
[INFO] [stderr]   |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_writer`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]   --> src/bin/template.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |     let n: usize = first_line.trim().parse().unwrap_or(0);
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stderr] 
[INFO] [stderr] warning: function `fibo_memo` is never used
[INFO] [stderr]   --> src/bin/boj10870.rs:82:4
[INFO] [stderr]    |
[INFO] [stderr] 82 | fn fibo_memo(n: usize, cache: &mut Vec<i32>) -> i32 {
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `hello_rust` (bin "template" test) generated 3 warnings (run `cargo fix --bin "template" -p hello_rust --tests` to apply 3 suggestions)
[INFO] [stderr] warning: `hello_rust` (bin "boj10870" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/bin/boj10870.rs (/opt/rustwide/target/debug/deps/boj10870-27f0c28ff96808f3)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_fibonacci ... ok
[INFO] [stdout] test tests::test_fibo_performance ... ok
[INFO] [stdout] test tests::test_invalid_input - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/boj11650.rs (/opt/rustwide/target/debug/deps/boj11650-cbb13b4221eb8fc0)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_from_file ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_from_file stdout ----
[INFO] [stdout] Testing with base_name: boj11650
[INFO] [stdout] Error: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::test_from_file
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin boj11650`
[INFO] running `Command { std: "docker" "inspect" "dcb235847101011fc060cfaf7ad5e2bfbd26f59645fd75a7e4825306347508c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcb235847101011fc060cfaf7ad5e2bfbd26f59645fd75a7e4825306347508c1", kill_on_drop: false }`
[INFO] [stdout] dcb235847101011fc060cfaf7ad5e2bfbd26f59645fd75a7e4825306347508c1
