Oct 12 12:37:36.299 INFO checking tamanishi/blockchain_tutorial against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 12:37:36.301 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-0/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-0/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 12:37:36.836 INFO blam! 2cc2091864dc1cc10858891feea776c5620356af19efbc0a1f8d55b30bcd9ebb
Oct 12 12:37:36.848 INFO running `"docker" "start" "-a" "2cc2091864dc1cc10858891feea776c5620356af19efbc0a1f8d55b30bcd9ebb"`
Oct 12 12:37:38.576 INFO kablam! usermod: no changes
Oct 12 12:37:38.748 INFO kablam!     Checking serde v1.0.30
Oct 12 12:37:38.749 INFO kablam!     Checking time v0.1.39
Oct 12 12:37:38.770 INFO kablam!    Compiling serde_derive_internals v0.20.0
Oct 12 12:37:40.436 INFO kablam!     Checking rust-crypto v0.2.36
Oct 12 12:37:46.112 INFO kablam!    Compiling serde_derive v1.0.30
Oct 12 12:37:56.789 INFO kablam!     Checking serde_json v1.0.11
Oct 12 12:37:58.688 INFO kablam!     Checking blockchain_tutorial v0.1.0 (/source)
Oct 12 12:37:59.386 INFO kablam! warning: unused `#[macro_use]` import
Oct 12 12:37:59.386 INFO kablam!  --> src/main.rs:1:1
Oct 12 12:37:59.386 INFO kablam!   |
Oct 12 12:37:59.386 INFO kablam! 1 | #[macro_use]
Oct 12 12:37:59.386 INFO kablam!   | ^^^^^^^^^^^^
Oct 12 12:37:59.386 INFO kablam!   |
Oct 12 12:37:59.386 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 12:37:59.386 INFO kablam! 
Oct 12 12:37:59.405 INFO kablam! warning: unused `#[macro_use]` import
Oct 12 12:37:59.406 INFO kablam!  --> src/main.rs:1:1
Oct 12 12:37:59.406 INFO kablam!   |
Oct 12 12:37:59.406 INFO kablam! 1 | #[macro_use]
Oct 12 12:37:59.406 INFO kablam!   | ^^^^^^^^^^^^
Oct 12 12:37:59.407 INFO kablam!   |
Oct 12 12:37:59.407 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 12:37:59.407 INFO kablam! 
Oct 12 12:37:59.784 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 21.16s
Oct 12 12:37:59.797 INFO kablam! su: No module specific data is present
Oct 12 12:38:00.195 INFO running `"docker" "rm" "-f" "2cc2091864dc1cc10858891feea776c5620356af19efbc0a1f8d55b30bcd9ebb"`
Oct 12 12:38:00.358 INFO blam! 2cc2091864dc1cc10858891feea776c5620356af19efbc0a1f8d55b30bcd9ebb