Oct 12 15:24:04.717 INFO checking qultist/tasty-json against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 15:24:04.718 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-1/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-1/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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"`
Oct 12 15:24:05.140 INFO blam! 4deb0b541990ec3efe710874d87cf1037b20ff565ea939b0955fec25ccc4b413
Oct 12 15:24:05.145 INFO running `"docker" "start" "-a" "4deb0b541990ec3efe710874d87cf1037b20ff565ea939b0955fec25ccc4b413"`
Oct 12 15:24:06.676 INFO kablam! usermod: no changes
Oct 12 15:24:06.796 INFO kablam!     Checking memchr v2.0.1
Oct 12 15:24:07.267 INFO kablam!     Checking aho-corasick v0.6.4
Oct 12 15:24:08.011 INFO kablam!     Checking regex v1.0.0
Oct 12 15:24:08.013 INFO kablam!     Checking regex v0.2.11
Oct 12 15:24:12.396 INFO kablam!     Checking nom v4.0.0
Oct 12 15:24:14.592 INFO kablam!     Checking tasty-json v0.1.0 (/source)
Oct 12 15:24:15.300 INFO kablam! warning: unused import: `std::env`
Oct 12 15:24:15.300 INFO kablam!  --> src/main.rs:8:5
Oct 12 15:24:15.300 INFO kablam!   |
Oct 12 15:24:15.300 INFO kablam! 8 | use std::env;
Oct 12 15:24:15.300 INFO kablam!   |     ^^^^^^^^
Oct 12 15:24:15.300 INFO kablam!   |
Oct 12 15:24:15.300 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 15:24:15.300 INFO kablam! 
Oct 12 15:24:15.500 INFO kablam! warning: unused import: `std::env`
Oct 12 15:24:15.500 INFO kablam!  --> src/main.rs:8:5
Oct 12 15:24:15.501 INFO kablam!   |
Oct 12 15:24:15.501 INFO kablam! 8 | use std::env;
Oct 12 15:24:15.501 INFO kablam!   |     ^^^^^^^^
Oct 12 15:24:15.501 INFO kablam!   |
Oct 12 15:24:15.501 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 15:24:15.501 INFO kablam! 
Oct 12 15:24:15.951 INFO kablam! warning: method is never used: `as_f64`
Oct 12 15:24:15.951 INFO kablam!   --> src/json.rs:26:5
Oct 12 15:24:15.951 INFO kablam!    |
Oct 12 15:24:15.951 INFO kablam! 26 |     pub fn as_f64(&self) -> Option<f64> {
Oct 12 15:24:15.951 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 15:24:15.953 INFO kablam!    |
Oct 12 15:24:15.953 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 12 15:24:15.953 INFO kablam! 
Oct 12 15:24:15.953 INFO kablam! warning: method is never used: `as_vec`
Oct 12 15:24:15.953 INFO kablam!   --> src/json.rs:42:5
Oct 12 15:24:15.953 INFO kablam!    |
Oct 12 15:24:15.953 INFO kablam! 42 |     pub fn as_vec(&self) -> Option<Vec<Value>> {
Oct 12 15:24:15.953 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 15:24:15.953 INFO kablam! 
Oct 12 15:24:15.953 INFO kablam! warning: method is never used: `as_bool`
Oct 12 15:24:15.953 INFO kablam!   --> src/json.rs:50:5
Oct 12 15:24:15.953 INFO kablam!    |
Oct 12 15:24:15.953 INFO kablam! 50 |     pub fn as_bool(&self) -> Option<bool> {
Oct 12 15:24:15.953 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 15:24:15.953 INFO kablam! 
Oct 12 15:24:16.284 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 9.57s
Oct 12 15:24:16.292 INFO kablam! su: No module specific data is present
Oct 12 15:24:17.070 INFO running `"docker" "rm" "-f" "4deb0b541990ec3efe710874d87cf1037b20ff565ea939b0955fec25ccc4b413"`
Oct 12 15:24:17.368 INFO blam! 4deb0b541990ec3efe710874d87cf1037b20ff565ea939b0955fec25ccc4b413