[INFO] updating cached repository oli-obk/fixmeh
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/oli-obk/fixmeh
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/oli-obk/fixmeh" "work/ex/beta-1.38-1/sources/1.37.0/gh/oli-obk/fixmeh"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/oli-obk/fixmeh'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/oli-obk/fixmeh" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/oli-obk/fixmeh"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/oli-obk/fixmeh'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ebabf1a206968d43d15d40142b17d6530230aeac
[INFO] sha for GitHub repo oli-obk/fixmeh: ebabf1a206968d43d15d40142b17d6530230aeac
[INFO] validating manifest of oli-obk/fixmeh on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of oli-obk/fixmeh on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing oli-obk/fixmeh
[INFO] finished frobbing oli-obk/fixmeh
[INFO] frobbed toml for oli-obk/fixmeh written to work/ex/beta-1.38-1/sources/1.37.0/gh/oli-obk/fixmeh/Cargo.toml
[INFO] started frobbing oli-obk/fixmeh
[INFO] finished frobbing oli-obk/fixmeh
[INFO] frobbed toml for oli-obk/fixmeh written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/oli-obk/fixmeh/Cargo.toml
[INFO] crate oli-obk/fixmeh already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing oli-obk/fixmeh against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/oli-obk/fixmeh:/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=warn" "-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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 352352108f81e9f67a813add0e2011620a62d283923f0f56dfbf8cf0bc1dc7f2
[INFO] running `"docker" "start" "-a" "352352108f81e9f67a813add0e2011620a62d283923f0f56dfbf8cf0bc1dc7f2"`
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.3
[INFO] [stderr]    Compiling lalrpop-util v0.16.3
[INFO] [stderr]    Compiling proc-macro-nested v0.1.3
[INFO] [stderr]    Compiling strum v0.14.0
[INFO] [stderr]    Compiling block-padding v0.1.3
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling ena v0.11.0
[INFO] [stderr]    Compiling linkify v0.3.1
[INFO] [stderr]    Compiling block-buffer v0.7.0
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling sha2 v0.8.0
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling string_cache_codegen v0.4.2
[INFO] [stderr]    Compiling string_cache v0.7.3
[INFO] [stderr]    Compiling serde_derive v1.0.89
[INFO] [stderr]    Compiling proc-macro-hack v0.5.4
[INFO] [stderr]    Compiling strum_macros v0.14.0
[INFO] [stderr]    Compiling docopt v1.0.2
[INFO] [stderr]    Compiling lalrpop v0.16.3
[INFO] [stderr]    Compiling typed-html-macros v0.2.0
[INFO] [stderr]    Compiling typed-html v0.2.0
[INFO] [stderr]    Compiling fixmeh v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]  --> src/main.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![feature(ptr_wrapping_offset_from)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: Could not compile `fixmeh`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "352352108f81e9f67a813add0e2011620a62d283923f0f56dfbf8cf0bc1dc7f2"`
[INFO] running `"docker" "rm" "-f" "352352108f81e9f67a813add0e2011620a62d283923f0f56dfbf8cf0bc1dc7f2"`
[INFO] [stdout] 352352108f81e9f67a813add0e2011620a62d283923f0f56dfbf8cf0bc1dc7f2