[INFO] updating cached repository https://github.com/Kaan0200/dj-key-recognizer
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/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] 6f096269952d76d2b8b5f1fcde958145b56188a0
[INFO] testing Kaan0200/dj-key-recognizer against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKaan0200%2Fdj-key-recognizer" "/workspace/builds/worker-11/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Kaan0200/dj-key-recognizer on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Kaan0200/dj-key-recognizer
[INFO] finished tweaking git repo https://github.com/Kaan0200/dj-key-recognizer
[INFO] tweaked toml for git repo https://github.com/Kaan0200/dj-key-recognizer written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/Kaan0200/dj-key-recognizer already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-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" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 35e7d0a509ccf518b6370f11f3428cc00c8c07d5a2733b906d6eb71c7210d576
[INFO] running `"docker" "start" "-a" "35e7d0a509ccf518b6370f11f3428cc00c8c07d5a2733b906d6eb71c7210d576"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling Rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `key`
[INFO] [stderr]   --> src/main.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 |     let key = key.parse::<CamelotKey>();
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `MusicalKey`
[INFO] [stderr]  --> src/DJKey.rs:3:12
[INFO] [stderr]   |
[INFO] [stderr] 3 |     struct MusicalKey {
[INFO] [stderr]   |            ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `from_camelot`
[INFO] [stderr]  --> src/DJKey.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 |         fn from_camelot(input_key: CamelotKey) -> MusicalKey {
[INFO] [stderr]   |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `from_raw_as_camelot`
[INFO] [stderr]   --> src/DJKey.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr] 13 |         fn from_raw_as_camelot(input_raw: &str) -> MusicalKey {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Key`
[INFO] [stderr]   --> src/DJKey.rs:70:10
[INFO] [stderr]    |
[INFO] [stderr] 70 |     enum Key {
[INFO] [stderr]    |          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: crate `Rust` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `rust`
[INFO] [stderr] 
[INFO] [stderr] warning: module `DJKey` should have a snake case name
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | mod DJKey;
[INFO] [stderr]   |     ^^^^^ help: convert the identifier to snake case: `djkey`
[INFO] [stderr] 
[INFO] [stderr] warning: module `DJKey` should have a snake case name
[INFO] [stderr]  --> src/DJKey.rs:1:9
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub mod DJKey {
[INFO] [stderr]   |         ^^^^^ help: convert the identifier to snake case: `djkey`
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `"docker" "inspect" "35e7d0a509ccf518b6370f11f3428cc00c8c07d5a2733b906d6eb71c7210d576"`
[INFO] running `"docker" "rm" "-f" "35e7d0a509ccf518b6370f11f3428cc00c8c07d5a2733b906d6eb71c7210d576"`
[INFO] [stdout] 35e7d0a509ccf518b6370f11f3428cc00c8c07d5a2733b906d6eb71c7210d576
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-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" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1c1636923a48ad70a809e1b9ebc666d7595bcac3c8526f9a8cc6f4ee2e2e6bf6
[INFO] running `"docker" "start" "-a" "1c1636923a48ad70a809e1b9ebc666d7595bcac3c8526f9a8cc6f4ee2e2e6bf6"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling Rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `key`
[INFO] [stderr]   --> src/main.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 |     let key = key.parse::<CamelotKey>();
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `MusicalKey`
[INFO] [stderr]  --> src/DJKey.rs:3:12
[INFO] [stderr]   |
[INFO] [stderr] 3 |     struct MusicalKey {
[INFO] [stderr]   |            ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `from_camelot`
[INFO] [stderr]  --> src/DJKey.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 |         fn from_camelot(input_key: CamelotKey) -> MusicalKey {
[INFO] [stderr]   |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `from_raw_as_camelot`
[INFO] [stderr]   --> src/DJKey.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr] 13 |         fn from_raw_as_camelot(input_raw: &str) -> MusicalKey {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Key`
[INFO] [stderr]   --> src/DJKey.rs:70:10
[INFO] [stderr]    |
[INFO] [stderr] 70 |     enum Key {
[INFO] [stderr]    |          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: crate `Rust` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `rust`
[INFO] [stderr] 
[INFO] [stderr] warning: module `DJKey` should have a snake case name
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | mod DJKey;
[INFO] [stderr]   |     ^^^^^ help: convert the identifier to snake case: `djkey`
[INFO] [stderr] 
[INFO] [stderr] warning: module `DJKey` should have a snake case name
[INFO] [stderr]  --> src/DJKey.rs:1:9
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub mod DJKey {
[INFO] [stderr]   |         ^^^^^ help: convert the identifier to snake case: `djkey`
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `"docker" "inspect" "1c1636923a48ad70a809e1b9ebc666d7595bcac3c8526f9a8cc6f4ee2e2e6bf6"`
[INFO] running `"docker" "rm" "-f" "1c1636923a48ad70a809e1b9ebc666d7595bcac3c8526f9a8cc6f4ee2e2e6bf6"`
[INFO] [stdout] 1c1636923a48ad70a809e1b9ebc666d7595bcac3c8526f9a8cc6f4ee2e2e6bf6
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-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" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6d58c84c344a85d4c9dd4bb2ca47f5be5fdfdb8e10aec23a699c45269b5d61de
[INFO] running `"docker" "start" "-a" "6d58c84c344a85d4c9dd4bb2ca47f5be5fdfdb8e10aec23a699c45269b5d61de"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused variable: `key`
[INFO] [stderr]   --> src/main.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 |     let key = key.parse::<CamelotKey>();
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `MusicalKey`
[INFO] [stderr]  --> src/DJKey.rs:3:12
[INFO] [stderr]   |
[INFO] [stderr] 3 |     struct MusicalKey {
[INFO] [stderr]   |            ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `from_camelot`
[INFO] [stderr]  --> src/DJKey.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 |         fn from_camelot(input_key: CamelotKey) -> MusicalKey {
[INFO] [stderr]   |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `from_raw_as_camelot`
[INFO] [stderr]   --> src/DJKey.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr] 13 |         fn from_raw_as_camelot(input_raw: &str) -> MusicalKey {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Key`
[INFO] [stderr]   --> src/DJKey.rs:70:10
[INFO] [stderr]    |
[INFO] [stderr] 70 |     enum Key {
[INFO] [stderr]    |          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: crate `Rust` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `rust`
[INFO] [stderr] 
[INFO] [stderr] warning: module `DJKey` should have a snake case name
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | mod DJKey;
[INFO] [stderr]   |     ^^^^^ help: convert the identifier to snake case: `djkey`
[INFO] [stderr] 
[INFO] [stderr] warning: module `DJKey` should have a snake case name
[INFO] [stderr]  --> src/DJKey.rs:1:9
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub mod DJKey {
[INFO] [stderr]   |         ^^^^^ help: convert the identifier to snake case: `djkey`
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/Rust-66d3aab44de05eb3
[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" "6d58c84c344a85d4c9dd4bb2ca47f5be5fdfdb8e10aec23a699c45269b5d61de"`
[INFO] running `"docker" "rm" "-f" "6d58c84c344a85d4c9dd4bb2ca47f5be5fdfdb8e10aec23a699c45269b5d61de"`
[INFO] [stdout] 6d58c84c344a85d4c9dd4bb2ca47f5be5fdfdb8e10aec23a699c45269b5d61de