[INFO] updating cached repository https://github.com/tzolkincz/corrOSion
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] edf3243894958742a1fe2dcf01a377f08b309aa5
[INFO] testing tzolkincz/corrOSion against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftzolkincz%2FcorrOSion" "work/builds/worker-2/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tzolkincz/corrOSion on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/tzolkincz/corrOSion
[INFO] finished tweaking git repo https://github.com/tzolkincz/corrOSion
[INFO] tweaked toml for git repo https://github.com/tzolkincz/corrOSion written to work/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/tzolkincz/corrOSion already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 2c798761a73ec851ffb8605fbd1dd31b945856c7a662c04a4d70d694336f3ce4
[INFO] running `"docker" "start" "-a" "2c798761a73ec851ffb8605fbd1dd31b945856c7a662c04a4d70d694336f3ce4"`
[INFO] [stderr]    Compiling rlibc v0.1.5
[INFO] [stderr]    Compiling corrosion v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: lint `private_no_mangle_fns` has been removed: `no longer a warning, `#[no_mangle]` functions always exported`
[INFO] [stderr]    --> src/process.rs:144:9
[INFO] [stderr]     |
[INFO] [stderr] 144 | #[allow(private_no_mangle_fns)]
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: lint `private_no_mangle_fns` has been removed: `no longer a warning, `#[no_mangle]` functions always exported`
[INFO] [stderr]    --> src/process.rs:235:9
[INFO] [stderr]     |
[INFO] [stderr] 235 | #[allow(private_no_mangle_fns)]
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: lint `private_no_mangle_fns` has been removed: `no longer a warning, `#[no_mangle]` functions always exported`
[INFO] [stderr]   --> src/syscall.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 26 | #[allow(private_no_mangle_fns)]
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stderr]   --> src/lib.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | #![feature(asm, lang_items, naked_functions)]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0522]: definition of an unknown language item: `panic_fmt`
[INFO] [stderr]    --> src/lib.rs:231:1
[INFO] [stderr]     |
[INFO] [stderr] 231 | #[lang = "panic_fmt"]
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^ definition of unknown language item `panic_fmt`
[INFO] [stderr] 
[INFO] [stderr] error: `#[panic_handler]` function required, but not found
[INFO] [stderr] 
[INFO] [stderr] warning: type annotations needed
[INFO] [stderr]    --> src/lib.rs:140:20
[INFO] [stderr]     |
[INFO] [stderr] 140 |     unsafe { *cell.offset(1) = attr };
[INFO] [stderr]     |                    ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(tyvar_behind_raw_pointer)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
[INFO] [stderr]     = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0522, E0554.
[INFO] [stderr] For more information about an error, try `rustc --explain E0522`.
[INFO] [stderr] error: Could not compile `corrosion`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "2c798761a73ec851ffb8605fbd1dd31b945856c7a662c04a4d70d694336f3ce4"`
[INFO] running `"docker" "rm" "-f" "2c798761a73ec851ffb8605fbd1dd31b945856c7a662c04a4d70d694336f3ce4"`
[INFO] [stdout] 2c798761a73ec851ffb8605fbd1dd31b945856c7a662c04a4d70d694336f3ce4