[INFO] fetching crate lpsettings 0.2.3...
[INFO] checking lpsettings-0.2.3 against try#8b72f65b805cbe4c261de45030d663f524f27376 for pr-78991
[INFO] extracting crate lpsettings 0.2.3 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate lpsettings 0.2.3 on toolchain 8b72f65b805cbe4c261de45030d663f524f27376
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lpsettings 0.2.3
[INFO] finished tweaking crates.io crate lpsettings 0.2.3
[INFO] tweaked toml for crates.io crate lpsettings 0.2.3 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rust-argon2 v0.8.2
[INFO] [stderr]   Downloaded blake2b_simd v0.5.11
[INFO] [stderr]   Downloaded arrayvec v0.5.2
[INFO] [stderr]   Downloaded constant_time_eq v0.1.5
[INFO] [stderr]   Downloaded redox_users v0.3.5
[INFO] [stderr]   Downloaded version-lp v0.2.1
[INFO] [stderr]   Downloaded settingsfile v0.2.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 956cfd2d5da86fa8cbf0bf1e89965054170a452291a1de3e3b5ded09cb482e1f
[INFO] running `Command { std: "docker" "start" "-a" "956cfd2d5da86fa8cbf0bf1e89965054170a452291a1de3e3b5ded09cb482e1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "956cfd2d5da86fa8cbf0bf1e89965054170a452291a1de3e3b5ded09cb482e1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "956cfd2d5da86fa8cbf0bf1e89965054170a452291a1de3e3b5ded09cb482e1f", kill_on_drop: false }`
[INFO] [stdout] 956cfd2d5da86fa8cbf0bf1e89965054170a452291a1de3e3b5ded09cb482e1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 30fee5eae989a72027602db57cf5b8b7b0676c710b8178b4f94f1d298157538f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "30fee5eae989a72027602db57cf5b8b7b0676c710b8178b4f94f1d298157538f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking object v0.22.0
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking addr2line v0.14.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking backtrace v0.3.54
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking serde_test v1.0.117
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking settingsfile v0.2.8
[INFO] [stderr]     Checking version-lp v0.2.1
[INFO] [stderr]     Checking lpsettings v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `Best`
[INFO] [stdout]  --> src/location.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Best,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Local`
[INFO] [stdout]   --> src/location.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Local,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Global`
[INFO] [stdout]   --> src/location.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     Global
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_location`
[INFO] [stdout]   --> src/location.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn get_location() -> Location {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_string_cap`
[INFO] [stdout]   --> src/location.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn to_string_cap(&self) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `key_value_set`
[INFO] [stdout]   --> src/theme.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn key_value_set<T: AsRef<str>>(text : T) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `error`
[INFO] [stdout]   --> src/theme.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn error<T: AsRef<str>>(text : T) -> String {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `error_message`
[INFO] [stdout]   --> src/theme.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn error_message<T: AsRef<str>>(text : T) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Best`
[INFO] [stdout]  --> src/location.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Best,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Local`
[INFO] [stdout]   --> src/location.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Local,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Global`
[INFO] [stdout]   --> src/location.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     Global
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_location`
[INFO] [stdout]   --> src/location.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn get_location() -> Location {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_string_cap`
[INFO] [stdout]   --> src/location.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn to_string_cap(&self) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `key_value_set`
[INFO] [stdout]   --> src/theme.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn key_value_set<T: AsRef<str>>(text : T) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `error`
[INFO] [stdout]   --> src/theme.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn error<T: AsRef<str>>(text : T) -> String {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `error_message`
[INFO] [stdout]   --> src/theme.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn error_message<T: AsRef<str>>(text : T) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.92s
[INFO] running `Command { std: "docker" "inspect" "30fee5eae989a72027602db57cf5b8b7b0676c710b8178b4f94f1d298157538f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30fee5eae989a72027602db57cf5b8b7b0676c710b8178b4f94f1d298157538f", kill_on_drop: false }`
[INFO] [stdout] 30fee5eae989a72027602db57cf5b8b7b0676c710b8178b4f94f1d298157538f