Dec 04 12:02:35.300 INFO checking qultist/tasty-json against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 12:02:35.300 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-2/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 04 12:02:35.731 INFO [stdout] 50e5e894c0724185b9a42d7a3c7bd0ee61cd1e4c1e3599245f586b2ee218054c
Dec 04 12:02:35.733 INFO running `"docker" "start" "-a" "50e5e894c0724185b9a42d7a3c7bd0ee61cd1e4c1e3599245f586b2ee218054c"`
Dec 04 12:02:37.002 INFO [stderr] usermod: no changes
Dec 04 12:02:37.135 INFO [stderr]     Checking regex v1.0.0
Dec 04 12:02:39.459 INFO [stderr]     Checking nom v4.0.0
Dec 04 12:02:41.619 INFO [stderr]     Checking tasty-json v0.1.0 (/source)
Dec 04 12:02:42.399 INFO [stderr] warning: unused import: `std::env`
Dec 04 12:02:42.399 INFO [stderr]  --> src/main.rs:8:5
Dec 04 12:02:42.399 INFO [stderr]   |
Dec 04 12:02:42.399 INFO [stderr] 8 | use std::env;
Dec 04 12:02:42.399 INFO [stderr]   |     ^^^^^^^^
Dec 04 12:02:42.399 INFO [stderr]   |
Dec 04 12:02:42.399 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 12:02:42.399 INFO [stderr] 
Dec 04 12:02:42.439 INFO [stderr] warning: unused import: `std::env`
Dec 04 12:02:42.439 INFO [stderr]  --> src/main.rs:8:5
Dec 04 12:02:42.439 INFO [stderr]   |
Dec 04 12:02:42.439 INFO [stderr] 8 | use std::env;
Dec 04 12:02:42.439 INFO [stderr]   |     ^^^^^^^^
Dec 04 12:02:42.439 INFO [stderr]   |
Dec 04 12:02:42.439 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 12:02:42.439 INFO [stderr] 
Dec 04 12:02:42.867 INFO [stderr] warning: method is never used: `as_f64`
Dec 04 12:02:42.867 INFO [stderr]   --> src/json.rs:26:5
Dec 04 12:02:42.867 INFO [stderr]    |
Dec 04 12:02:42.867 INFO [stderr] 26 |     pub fn as_f64(&self) -> Option<f64> {
Dec 04 12:02:42.867 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 12:02:42.867 INFO [stderr]    |
Dec 04 12:02:42.867 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 12:02:42.867 INFO [stderr] 
Dec 04 12:02:42.867 INFO [stderr] warning: method is never used: `as_vec`
Dec 04 12:02:42.867 INFO [stderr]   --> src/json.rs:42:5
Dec 04 12:02:42.867 INFO [stderr]    |
Dec 04 12:02:42.867 INFO [stderr] 42 |     pub fn as_vec(&self) -> Option<Vec<Value>> {
Dec 04 12:02:42.867 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 12:02:42.867 INFO [stderr] 
Dec 04 12:02:42.867 INFO [stderr] warning: method is never used: `as_bool`
Dec 04 12:02:42.867 INFO [stderr]   --> src/json.rs:50:5
Dec 04 12:02:42.867 INFO [stderr]    |
Dec 04 12:02:42.867 INFO [stderr] 50 |     pub fn as_bool(&self) -> Option<bool> {
Dec 04 12:02:42.867 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 12:02:42.867 INFO [stderr] 
Dec 04 12:02:42.948 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.91s
Dec 04 12:02:42.953 INFO [stderr] su: No module specific data is present
Dec 04 12:02:43.699 INFO running `"docker" "inspect" "50e5e894c0724185b9a42d7a3c7bd0ee61cd1e4c1e3599245f586b2ee218054c"`
Dec 04 12:02:43.971 INFO running `"docker" "rm" "-f" "50e5e894c0724185b9a42d7a3c7bd0ee61cd1e4c1e3599245f586b2ee218054c"`
Dec 04 12:02:44.315 INFO [stdout] 50e5e894c0724185b9a42d7a3c7bd0ee61cd1e4c1e3599245f586b2ee218054c