[INFO] crate serde_cef 0.1.0 is already in cache
[INFO] extracting crate serde_cef 0.1.0 into work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/serde_cef/0.1.0
[INFO] extracting crate serde_cef 0.1.0 into work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/serde_cef/0.1.0
[INFO] validating manifest of serde_cef-0.1.0 on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of serde_cef-0.1.0 on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing serde_cef-0.1.0
[INFO] finished frobbing serde_cef-0.1.0
[INFO] frobbed toml for serde_cef-0.1.0 written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/serde_cef/0.1.0/Cargo.toml
[INFO] started frobbing serde_cef-0.1.0
[INFO] finished frobbing serde_cef-0.1.0
[INFO] frobbed toml for serde_cef-0.1.0 written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/serde_cef/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking serde_cef-0.1.0 against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-3/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/serde_cef/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 2eb70a715722a352b7308630c1b2069226779d307b4dee2fe110850eb9eb7a03
[INFO] running `"docker" "start" "-a" "2eb70a715722a352b7308630c1b2069226779d307b4dee2fe110850eb9eb7a03"`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]     Checking num-integer v0.1.41
[INFO] [stderr]     Checking serde-value v0.6.0
[INFO] [stderr]     Checking serde-value-flatten v0.1.0
[INFO] [stderr]     Checking chrono v0.4.7
[INFO] [stderr]     Checking serde_cef v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused imports: `Cursor`, `Write`
[INFO] [stderr]  --> src/ser.rs:1:15
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::io::{Cursor, Write};
[INFO] [stderr]   |               ^^^^^^  ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Cursor`, `Write`
[INFO] [stderr]  --> src/ser.rs:1:15
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::io::{Cursor, Write};
[INFO] [stderr]   |               ^^^^^^  ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `rfc3339_to_unix`
[INFO] [stderr]   --> src/utils.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub fn rfc3339_to_unix(rfc3339: &str) -> CefResult<f64> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `english_time_to_unix`
[INFO] [stderr]   --> src/utils.rs:31:1
[INFO] [stderr]    |
[INFO] [stderr] 31 | pub fn english_time_to_unix(et: &str) -> CefResult<f64> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `unix_strtime_to_unix`
[INFO] [stderr]   --> src/utils.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | pub fn unix_strtime_to_unix(et: &str) -> CefResult<f64> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `native_to_unix`
[INFO] [stderr]   --> src/utils.rs:45:1
[INFO] [stderr]    |
[INFO] [stderr] 45 | pub fn native_to_unix(et: &str) -> CefResult<f64> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse_ts`
[INFO] [stderr]   --> src/utils.rs:52:1
[INFO] [stderr]    |
[INFO] [stderr] 52 | pub fn parse_ts(line: &str) -> CefResult<f64> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `PreciseTimestamp`
[INFO] [stderr]   --> src/utils.rs:59:1
[INFO] [stderr]    |
[INFO] [stderr] 59 | pub struct PreciseTimestamp {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `now`
[INFO] [stderr]   --> src/utils.rs:65:5
[INFO] [stderr]    |
[INFO] [stderr] 65 |     pub fn now() -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `from_datetime`
[INFO] [stderr]   --> src/utils.rs:73:5
[INFO] [stderr]    |
[INFO] [stderr] 73 |     pub fn from_datetime(tsd: DateTime<FixedOffset>) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `as_f64`
[INFO] [stderr]   --> src/utils.rs:80:5
[INFO] [stderr]    |
[INFO] [stderr] 80 |     pub fn as_f64(&self) -> f64 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `now`
[INFO] [stderr]   --> src/utils.rs:85:1
[INFO] [stderr]    |
[INFO] [stderr] 85 | pub fn now() -> f64 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `rfc3339_to_unix`
[INFO] [stderr]   --> src/utils.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub fn rfc3339_to_unix(rfc3339: &str) -> CefResult<f64> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `english_time_to_unix`
[INFO] [stderr]   --> src/utils.rs:31:1
[INFO] [stderr]    |
[INFO] [stderr] 31 | pub fn english_time_to_unix(et: &str) -> CefResult<f64> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `unix_strtime_to_unix`
[INFO] [stderr]   --> src/utils.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | pub fn unix_strtime_to_unix(et: &str) -> CefResult<f64> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `native_to_unix`
[INFO] [stderr]   --> src/utils.rs:45:1
[INFO] [stderr]    |
[INFO] [stderr] 45 | pub fn native_to_unix(et: &str) -> CefResult<f64> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse_ts`
[INFO] [stderr]   --> src/utils.rs:52:1
[INFO] [stderr]    |
[INFO] [stderr] 52 | pub fn parse_ts(line: &str) -> CefResult<f64> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `PreciseTimestamp`
[INFO] [stderr]   --> src/utils.rs:59:1
[INFO] [stderr]    |
[INFO] [stderr] 59 | pub struct PreciseTimestamp {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `now`
[INFO] [stderr]   --> src/utils.rs:65:5
[INFO] [stderr]    |
[INFO] [stderr] 65 |     pub fn now() -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `from_datetime`
[INFO] [stderr]   --> src/utils.rs:73:5
[INFO] [stderr]    |
[INFO] [stderr] 73 |     pub fn from_datetime(tsd: DateTime<FixedOffset>) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `as_f64`
[INFO] [stderr]   --> src/utils.rs:80:5
[INFO] [stderr]    |
[INFO] [stderr] 80 |     pub fn as_f64(&self) -> f64 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `now`
[INFO] [stderr]   --> src/utils.rs:85:1
[INFO] [stderr]    |
[INFO] [stderr] 85 | pub fn now() -> f64 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.83s
[INFO] running `"docker" "inspect" "2eb70a715722a352b7308630c1b2069226779d307b4dee2fe110850eb9eb7a03"`
[INFO] running `"docker" "rm" "-f" "2eb70a715722a352b7308630c1b2069226779d307b4dee2fe110850eb9eb7a03"`
[INFO] [stdout] 2eb70a715722a352b7308630c1b2069226779d307b4dee2fe110850eb9eb7a03