Dec 14 02:28:08.572 INFO testing arthurprs/burst-trie against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 14 02:28:08.572 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-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 14 02:28:09.160 INFO [stdout] 37670e6ed4d2f843c22aa06aefa60635c3d030ce408cbb95f7d4c0acfac50638
Dec 14 02:28:09.164 INFO running `"docker" "start" "-a" "37670e6ed4d2f843c22aa06aefa60635c3d030ce408cbb95f7d4c0acfac50638"`
Dec 14 02:28:10.738 INFO [stderr] usermod: no changes
Dec 14 02:28:10.822 INFO [stderr]    Compiling burst_trie v0.0.1 (/source)
Dec 14 02:28:11.291 INFO [stderr] warning: unused import: `std::fmt`
Dec 14 02:28:11.291 INFO [stderr]   --> src/map.rs:19:5
Dec 14 02:28:11.291 INFO [stderr]    |
Dec 14 02:28:11.291 INFO [stderr] 19 | use std::fmt;
Dec 14 02:28:11.291 INFO [stderr]    |     ^^^^^^^^
Dec 14 02:28:11.291 INFO [stderr]    |
Dec 14 02:28:11.291 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 14 02:28:11.291 INFO [stderr] 
Dec 14 02:28:12.195 INFO [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? (see issue #27812)
Dec 14 02:28:12.195 INFO [stderr]  --> src/bin/mem.rs:5:1
Dec 14 02:28:12.195 INFO [stderr]   |
Dec 14 02:28:12.195 INFO [stderr] 5 | extern crate libc;
Dec 14 02:28:12.195 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^
Dec 14 02:28:12.195 INFO [stderr]   |
Dec 14 02:28:12.195 INFO [stderr]   = help: add #![feature(rustc_private)] to the crate attributes to enable
Dec 14 02:28:12.195 INFO [stderr] 
Dec 14 02:28:12.195 INFO [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? (see issue #27812)
Dec 14 02:28:12.195 INFO [stderr]   --> src/bin/mem.rs:14:5
Dec 14 02:28:12.195 INFO [stderr]    |
Dec 14 02:28:12.195 INFO [stderr] 14 | use libc::*;
Dec 14 02:28:12.195 INFO [stderr]    |     ^^^^
Dec 14 02:28:12.195 INFO [stderr]    |
Dec 14 02:28:12.195 INFO [stderr]    = help: add #![feature(rustc_private)] to the crate attributes to enable
Dec 14 02:28:12.195 INFO [stderr] 
Dec 14 02:28:12.195 INFO [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? (see issue #27812)
Dec 14 02:28:12.195 INFO [stderr]   --> src/bin/mem.rs:16:71
Dec 14 02:28:12.195 INFO [stderr]    |
Dec 14 02:28:12.195 INFO [stderr] 16 | extern {fn je_stats_print (write_cb: extern fn (*const c_void, *const c_char), cbopaque: *const c_void, opts: *const c_char);}
Dec 14 02:28:12.195 INFO [stderr]    |                                                                       ^^^^^^
Dec 14 02:28:12.195 INFO [stderr]    |
Dec 14 02:28:12.195 INFO [stderr]    = help: add #![feature(rustc_private)] to the crate attributes to enable
Dec 14 02:28:12.195 INFO [stderr] 
Dec 14 02:28:12.195 INFO [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? (see issue #27812)
Dec 14 02:28:12.195 INFO [stderr]   --> src/bin/mem.rs:16:118
Dec 14 02:28:12.195 INFO [stderr]    |
Dec 14 02:28:12.195 INFO [stderr] 16 | extern {fn je_stats_print (write_cb: extern fn (*const c_void, *const c_char), cbopaque: *const c_void, opts: *const c_char);}
Dec 14 02:28:12.195 INFO [stderr]    |                                                                                                                      ^^^^^^
Dec 14 02:28:12.195 INFO [stderr]    |
Dec 14 02:28:12.195 INFO [stderr]    = help: add #![feature(rustc_private)] to the crate attributes to enable
Dec 14 02:28:12.195 INFO [stderr] 
Dec 14 02:28:12.195 INFO [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? (see issue #27812)
Dec 14 02:28:12.195 INFO [stderr]   --> src/bin/mem.rs:17:55
Dec 14 02:28:12.195 INFO [stderr]    |
Dec 14 02:28:12.195 INFO [stderr] 17 | extern fn write_cb (_: *const c_void, message: *const c_char) {
Dec 14 02:28:12.195 INFO [stderr]    |                                                       ^^^^^^
Dec 14 02:28:12.195 INFO [stderr]    |
Dec 14 02:28:12.195 INFO [stderr]    = help: add #![feature(rustc_private)] to the crate attributes to enable
Dec 14 02:28:12.195 INFO [stderr] 
Dec 14 02:28:12.263 INFO [stderr] error: aborting due to 5 previous errors
Dec 14 02:28:12.267 INFO [stderr] 
Dec 14 02:28:12.267 INFO [stderr] For more information about this error, try `rustc --explain E0658`.
Dec 14 02:28:12.281 INFO [stderr] error: Could not compile `burst_trie`.
Dec 14 02:28:12.281 INFO [stderr] 
Dec 14 02:28:12.281 INFO [stderr] To learn more, run the command again with --verbose.
Dec 14 02:28:12.282 INFO [stderr] su: No module specific data is present
Dec 14 02:28:12.813 INFO running `"docker" "inspect" "37670e6ed4d2f843c22aa06aefa60635c3d030ce408cbb95f7d4c0acfac50638"`
Dec 14 02:28:12.922 INFO running `"docker" "rm" "-f" "37670e6ed4d2f843c22aa06aefa60635c3d030ce408cbb95f7d4c0acfac50638"`
Dec 14 02:28:13.115 INFO [stdout] 37670e6ed4d2f843c22aa06aefa60635c3d030ce408cbb95f7d4c0acfac50638