Dec 19 10:32:40.639 INFO checking qultist/tasty-json against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 10:32:40.639 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-6/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/qultist/tasty-json:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 10:32:41.104 INFO [stdout] 661bab5046695f04719bf41c7bea309a334fa8b96e10db8f23496899c425e8b3
Dec 19 10:32:41.116 INFO running `"docker" "start" "-a" "661bab5046695f04719bf41c7bea309a334fa8b96e10db8f23496899c425e8b3"`
Dec 19 10:32:42.528 INFO [stderr]     Checking aho-corasick v0.6.4
Dec 19 10:32:43.292 INFO [stderr]     Checking regex v1.0.0
Dec 19 10:32:43.294 INFO [stderr]     Checking regex v0.2.11
Dec 19 10:32:47.080 INFO [stderr]     Checking nom v4.0.0
Dec 19 10:32:48.976 INFO [stderr]     Checking tasty-json v0.1.0 (/opt/crater/workdir)
Dec 19 10:32:49.336 INFO [stderr] warning: unused import: `std::env`
Dec 19 10:32:49.336 INFO [stderr]  --> src/main.rs:8:5
Dec 19 10:32:49.336 INFO [stderr]   |
Dec 19 10:32:49.336 INFO [stderr] 8 | use std::env;
Dec 19 10:32:49.336 INFO [stderr]   |     ^^^^^^^^
Dec 19 10:32:49.336 INFO [stderr]   |
Dec 19 10:32:49.336 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 10:32:49.336 INFO [stderr] 
Dec 19 10:32:49.336 INFO [stderr] warning: unused import: `std::env`
Dec 19 10:32:49.336 INFO [stderr]  --> src/main.rs:8:5
Dec 19 10:32:49.336 INFO [stderr]   |
Dec 19 10:32:49.336 INFO [stderr] 8 | use std::env;
Dec 19 10:32:49.336 INFO [stderr]   |     ^^^^^^^^
Dec 19 10:32:49.336 INFO [stderr]   |
Dec 19 10:32:49.336 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 10:32:49.336 INFO [stderr] 
Dec 19 10:32:49.812 INFO [stderr] warning: method is never used: `as_f64`
Dec 19 10:32:49.812 INFO [stderr]   --> src/json.rs:26:5
Dec 19 10:32:49.812 INFO [stderr]    |
Dec 19 10:32:49.812 INFO [stderr] 26 |     pub fn as_f64(&self) -> Option<f64> {
Dec 19 10:32:49.812 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 10:32:49.812 INFO [stderr]    |
Dec 19 10:32:49.812 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 10:32:49.812 INFO [stderr] 
Dec 19 10:32:49.812 INFO [stderr] warning: method is never used: `as_vec`
Dec 19 10:32:49.812 INFO [stderr]   --> src/json.rs:42:5
Dec 19 10:32:49.812 INFO [stderr]    |
Dec 19 10:32:49.812 INFO [stderr] 42 |     pub fn as_vec(&self) -> Option<Vec<Value>> {
Dec 19 10:32:49.812 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 10:32:49.812 INFO [stderr] 
Dec 19 10:32:49.812 INFO [stderr] warning: method is never used: `as_bool`
Dec 19 10:32:49.812 INFO [stderr]   --> src/json.rs:50:5
Dec 19 10:32:49.812 INFO [stderr]    |
Dec 19 10:32:49.812 INFO [stderr] 50 |     pub fn as_bool(&self) -> Option<bool> {
Dec 19 10:32:49.812 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 10:32:49.812 INFO [stderr] 
Dec 19 10:32:50.060 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.64s
Dec 19 10:32:51.017 INFO running `"docker" "inspect" "661bab5046695f04719bf41c7bea309a334fa8b96e10db8f23496899c425e8b3"`
Dec 19 10:32:51.270 INFO running `"docker" "rm" "-f" "661bab5046695f04719bf41c7bea309a334fa8b96e10db8f23496899c425e8b3"`
Dec 19 10:32:51.494 INFO [stdout] 661bab5046695f04719bf41c7bea309a334fa8b96e10db8f23496899c425e8b3