Dec 19 11:04:33.297 INFO checking pfernie/synacor-rs against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 11:04:33.297 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-4/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/pfernie/synacor-rs:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 11:04:33.856 INFO [stdout] 95e718001b033163c3f33e65526d5491a9a0c53f007c79ee289e26b630edeef6
Dec 19 11:04:33.859 INFO running `"docker" "start" "-a" "95e718001b033163c3f33e65526d5491a9a0c53f007c79ee289e26b630edeef6"`
Dec 19 11:04:35.220 INFO [stderr]    Compiling backtrace v0.3.0
Dec 19 11:04:35.220 INFO [stderr]     Checking unicode-segmentation v1.0.1
Dec 19 11:04:35.220 INFO [stderr]     Checking try_from v0.2.1
Dec 19 11:04:35.220 INFO [stderr]    Compiling backtrace-sys v0.1.5
Dec 19 11:04:35.256 INFO [stderr]     Checking memchr v1.0.1
Dec 19 11:04:36.088 INFO [stderr]     Checking aho-corasick v0.6.1
Dec 19 11:04:36.484 INFO [stderr]     Checking clap v2.20.0
Dec 19 11:04:36.884 INFO [stderr]     Checking regex v0.2.1
Dec 19 11:04:38.096 INFO [stderr]     Checking error-chain v0.7.2
Dec 19 11:04:39.423 INFO [stderr]     Checking env_logger v0.4.0
Dec 19 11:04:43.096 INFO [stderr]     Checking synacor v0.1.0 (/opt/crater/workdir)
Dec 19 11:04:43.580 INFO [stderr] warning: unused variable: `t`
Dec 19 11:04:43.580 INFO [stderr]   --> src/bin/foo.rs:46:9
Dec 19 11:04:43.580 INFO [stderr]    |
Dec 19 11:04:43.580 INFO [stderr] 46 |     let t = thread::Builder::new().stack_size(1024 * 1024 * 32).spawn(move || {
Dec 19 11:04:43.580 INFO [stderr]    |         ^ help: consider using `_t` instead
Dec 19 11:04:43.580 INFO [stderr]    |
Dec 19 11:04:43.580 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 11:04:43.580 INFO [stderr] 
Dec 19 11:04:43.635 INFO [stderr] warning: unused variable: `t`
Dec 19 11:04:43.635 INFO [stderr]   --> src/bin/foo.rs:46:9
Dec 19 11:04:43.635 INFO [stderr]    |
Dec 19 11:04:43.635 INFO [stderr] 46 |     let t = thread::Builder::new().stack_size(1024 * 1024 * 32).spawn(move || {
Dec 19 11:04:43.635 INFO [stderr]    |         ^ help: consider using `_t` instead
Dec 19 11:04:43.635 INFO [stderr]    |
Dec 19 11:04:43.635 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 11:04:43.635 INFO [stderr] 
Dec 19 11:04:43.827 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Dec 19 11:04:43.827 INFO [stderr]  --> src/debugger/mod.rs:4:5
Dec 19 11:04:43.827 INFO [stderr]   |
Dec 19 11:04:43.827 INFO [stderr] 4 | use std::ascii::AsciiExt;
Dec 19 11:04:43.827 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 19 11:04:43.827 INFO [stderr]   |
Dec 19 11:04:43.827 INFO [stderr]   = note: #[warn(deprecated)] on by default
Dec 19 11:04:43.827 INFO [stderr] 
Dec 19 11:04:43.856 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Dec 19 11:04:43.856 INFO [stderr]  --> src/debugger/mod.rs:4:5
Dec 19 11:04:43.856 INFO [stderr]   |
Dec 19 11:04:43.856 INFO [stderr] 4 | use std::ascii::AsciiExt;
Dec 19 11:04:43.856 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 19 11:04:43.856 INFO [stderr]   |
Dec 19 11:04:43.856 INFO [stderr]   = note: #[warn(deprecated)] on by default
Dec 19 11:04:43.856 INFO [stderr] 
Dec 19 11:04:44.208 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 19 11:04:44.208 INFO [stderr]   --> src/errors.rs:2:1
Dec 19 11:04:44.208 INFO [stderr]    |
Dec 19 11:04:44.208 INFO [stderr] 2  | / error_chain!{
Dec 19 11:04:44.208 INFO [stderr] 3  | |     foreign_links {
Dec 19 11:04:44.208 INFO [stderr] 4  | |         Io(::std::io::Error);
Dec 19 11:04:44.208 INFO [stderr] 5  | |         ParseInt(::std::num::ParseIntError);
Dec 19 11:04:44.208 INFO [stderr] ...  |
Dec 19 11:04:44.208 INFO [stderr] 41 | |     }
Dec 19 11:04:44.208 INFO [stderr] 42 | | }
Dec 19 11:04:44.208 INFO [stderr]    | |_^
Dec 19 11:04:44.208 INFO [stderr]    |
Dec 19 11:04:44.208 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 19 11:04:44.220 INFO [stderr] 
Dec 19 11:04:44.220 INFO [stderr] warning: unused import: `std::ascii::AsciiExt`
Dec 19 11:04:44.220 INFO [stderr]  --> src/debugger/mod.rs:4:5
Dec 19 11:04:44.220 INFO [stderr]   |
Dec 19 11:04:44.220 INFO [stderr] 4 | use std::ascii::AsciiExt;
Dec 19 11:04:44.220 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 19 11:04:44.220 INFO [stderr]   |
Dec 19 11:04:44.220 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 11:04:44.220 INFO [stderr] 
Dec 19 11:04:44.412 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 19 11:04:44.412 INFO [stderr]   --> src/errors.rs:2:1
Dec 19 11:04:44.412 INFO [stderr]    |
Dec 19 11:04:44.412 INFO [stderr] 2  | / error_chain!{
Dec 19 11:04:44.412 INFO [stderr] 3  | |     foreign_links {
Dec 19 11:04:44.412 INFO [stderr] 4  | |         Io(::std::io::Error);
Dec 19 11:04:44.412 INFO [stderr] 5  | |         ParseInt(::std::num::ParseIntError);
Dec 19 11:04:44.412 INFO [stderr] ...  |
Dec 19 11:04:44.412 INFO [stderr] 41 | |     }
Dec 19 11:04:44.412 INFO [stderr] 42 | | }
Dec 19 11:04:44.412 INFO [stderr]    | |_^
Dec 19 11:04:44.412 INFO [stderr]    |
Dec 19 11:04:44.412 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 19 11:04:44.412 INFO [stderr] 
Dec 19 11:04:44.461 INFO [stderr] warning: unused import: `std::ascii::AsciiExt`
Dec 19 11:04:44.461 INFO [stderr]  --> src/debugger/mod.rs:4:5
Dec 19 11:04:44.461 INFO [stderr]   |
Dec 19 11:04:44.461 INFO [stderr] 4 | use std::ascii::AsciiExt;
Dec 19 11:04:44.464 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 19 11:04:44.464 INFO [stderr]   |
Dec 19 11:04:44.464 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 11:04:44.464 INFO [stderr] 
Dec 19 11:04:44.877 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.78s
Dec 19 11:04:45.510 INFO running `"docker" "inspect" "95e718001b033163c3f33e65526d5491a9a0c53f007c79ee289e26b630edeef6"`
Dec 19 11:04:45.671 INFO running `"docker" "rm" "-f" "95e718001b033163c3f33e65526d5491a9a0c53f007c79ee289e26b630edeef6"`
Dec 19 11:04:45.828 INFO [stdout] 95e718001b033163c3f33e65526d5491a9a0c53f007c79ee289e26b630edeef6