[INFO] fetching crate mtc 0.0.1...
[INFO] checking mtc-0.0.1 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate mtc 0.0.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate mtc 0.0.1 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mtc 0.0.1
[INFO] finished tweaking crates.io crate mtc 0.0.1
[INFO] tweaked toml for crates.io crate mtc 0.0.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 95c6e66f03a55531dd5ae07c81b6bbd4a4989cde8f3ff54153e4f049bfe3a258
[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" "95c6e66f03a55531dd5ae07c81b6bbd4a4989cde8f3ff54153e4f049bfe3a258", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95c6e66f03a55531dd5ae07c81b6bbd4a4989cde8f3ff54153e4f049bfe3a258", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95c6e66f03a55531dd5ae07c81b6bbd4a4989cde8f3ff54153e4f049bfe3a258", kill_on_drop: false }`
[INFO] [stdout] 95c6e66f03a55531dd5ae07c81b6bbd4a4989cde8f3ff54153e4f049bfe3a258
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b0aef14cdfff44ff06b5a70c5c5a9d9bd5b8aa2a8461c07f66a3ef0865b8ca84
[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" "b0aef14cdfff44ff06b5a70c5c5a9d9bd5b8aa2a8461c07f66a3ef0865b8ca84", kill_on_drop: false }`
[INFO] [stderr]     Checking mtc v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant is never used: `UT_JULIAN_UNIX`
[INFO] [stdout]  --> src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     const UT_JULIAN_UNIX: f64 = 2_440_587.5;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `TT_JULIAN_2000`
[INFO] [stdout]  --> src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     const TT_JULIAN_2000: f64 = 2_451_545.0;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `UT_TT_SECONDS_OFFSET`
[INFO] [stdout]  --> src/lib.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     const UT_TT_SECONDS_OFFSET: f64 = 69.184;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SECONDS_IN_DAY`
[INFO] [stdout]  --> src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     const SECONDS_IN_DAY: f64 = 86_400.0;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `now`
[INFO] [stdout]   --> src/lib.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn now() -> String {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `at`
[INFO] [stdout]   --> src/lib.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn at(datetime: DateTime<Utc>) -> String {
[INFO] [stdout]    |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `days_since_unix`
[INFO] [stdout]   --> src/lib.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn days_since_unix(datetime: DateTime<Utc>) -> f64 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `mars_sol_date`
[INFO] [stdout]   --> src/lib.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn mars_sol_date(days_since_2000: f64) -> f64 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `format`
[INFO] [stdout]   --> src/lib.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn format(mars_date: f64) -> String {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `UT_JULIAN_UNIX`
[INFO] [stdout]  --> src/lib.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     const UT_JULIAN_UNIX: f64 = 2_440_587.5;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `TT_JULIAN_2000`
[INFO] [stdout]  --> src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     const TT_JULIAN_2000: f64 = 2_451_545.0;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `UT_TT_SECONDS_OFFSET`
[INFO] [stdout]  --> src/lib.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     const UT_TT_SECONDS_OFFSET: f64 = 69.184;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SECONDS_IN_DAY`
[INFO] [stdout]  --> src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     const SECONDS_IN_DAY: f64 = 86_400.0;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `now`
[INFO] [stdout]   --> src/lib.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn now() -> String {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `at`
[INFO] [stdout]   --> src/lib.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn at(datetime: DateTime<Utc>) -> String {
[INFO] [stdout]    |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `days_since_unix`
[INFO] [stdout]   --> src/lib.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn days_since_unix(datetime: DateTime<Utc>) -> f64 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `mars_sol_date`
[INFO] [stdout]   --> src/lib.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn mars_sol_date(days_since_2000: f64) -> f64 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `format`
[INFO] [stdout]   --> src/lib.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 |     fn format(mars_date: f64) -> String {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "b0aef14cdfff44ff06b5a70c5c5a9d9bd5b8aa2a8461c07f66a3ef0865b8ca84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0aef14cdfff44ff06b5a70c5c5a9d9bd5b8aa2a8461c07f66a3ef0865b8ca84", kill_on_drop: false }`
[INFO] [stdout] b0aef14cdfff44ff06b5a70c5c5a9d9bd5b8aa2a8461c07f66a3ef0865b8ca84