[INFO] updating cached repository https://github.com/antoyo/titanium
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/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] eeba2468256d9d4ff9c3112524b537f2c4566afa
[INFO] checking antoyo/titanium against try#5e633973aa9255a88b65a39484627bb54e6044b3 for pr-66063
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantoyo%2Ftitanium" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/antoyo/titanium on toolchain 5e633973aa9255a88b65a39484627bb54e6044b3
[INFO] running `"/workspace/cargo-home/bin/cargo" "+5e633973aa9255a88b65a39484627bb54e6044b3" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/antoyo/titanium
[INFO] removed path dependency titanium-common from git repo https://github.com/antoyo/titanium
[INFO] finished tweaking git repo https://github.com/antoyo/titanium
[INFO] tweaked toml for git repo https://github.com/antoyo/titanium written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/antoyo/titanium already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+5e633973aa9255a88b65a39484627bb54e6044b3" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-6/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+5e633973aa9255a88b65a39484627bb54e6044b3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+5e633973aa9255a88b65a39484627bb54e6044b3" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=allow" "-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" "+5e633973aa9255a88b65a39484627bb54e6044b3" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1212b18f44fc807ce9f9feadac963200af05bac1d0dcc8648fd1b7b93642e27d
[INFO] running `"docker" "start" "-a" "1212b18f44fc807ce9f9feadac963200af05bac1d0dcc8648fd1b7b93642e27d"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling gio v0.5.1
[INFO] [stderr]    Compiling cairo-rs v0.5.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.5.0
[INFO] [stderr]    Compiling gdk v0.9.0
[INFO] [stderr]    Compiling gtk v0.5.0
[INFO] [stderr]    Compiling libxdo-sys v0.11.0
[INFO] [stderr]    Compiling glib-sys v0.7.0
[INFO] [stderr]    Compiling gobject-sys v0.7.0
[INFO] [stderr]    Compiling gio-sys v0.7.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.7.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.7.0
[INFO] [stderr]    Compiling pango-sys v0.7.0
[INFO] [stderr]    Compiling gdk-sys v0.7.0
[INFO] [stderr]    Compiling atk-sys v0.7.0
[INFO] [stderr]    Compiling gtk-sys v0.7.0
[INFO] [stderr]    Compiling soup-sys v0.7.0
[INFO] [stderr]    Compiling webkit2gtk-sys v0.7.0
[INFO] [stderr]    Compiling x11 v2.18.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling bzip2-sys v0.1.7
[INFO] [stderr]     Checking password-store v0.3.0
[INFO] [stderr]     Checking javascriptcore-rs-sys v0.1.2
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]     Checking msdos_time v0.1.6
[INFO] [stderr]     Checking rusqlite v0.20.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]     Checking simplelog v0.5.3
[INFO] [stderr]     Checking titanium-common v0.1.0
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]     Checking glib v0.6.1
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking log-panics v2.0.0
[INFO] [stderr]     Checking zip v0.3.3
[INFO] [stderr]     Checking syslog v4.0.1
[INFO] [stderr]     Checking libxdo v0.6.0
[INFO] [stderr]     Checking pango v0.5.0
[INFO] [stderr]     Checking javascriptcore-rs v0.5.0
[INFO] [stderr]    Compiling mg-settings-macros v0.4.2
[INFO] [stderr]    Compiling gumdrop_derive v0.4.1
[INFO] [stderr]    Compiling relm-gen-widget v0.15.3
[INFO] [stderr]     Checking gumdrop v0.4.0
[INFO] [stderr]     Checking mg-settings v0.4.3
[INFO] [stderr]    Compiling relm-derive-common v0.15.3
[INFO] [stderr]    Compiling relm-attributes v0.15.3
[INFO] [stderr]    Compiling relm-derive v0.15.3
[INFO] [stderr]     Checking relm-core v0.15.3
[INFO] [stderr]     Checking webkit2gtk v0.5.1
[INFO] [stderr]     Checking relm-state v0.15.3
[INFO] [stderr]     Checking relm v0.15.3
[INFO] [stderr]     Checking mg v0.10.0
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mg-0.10.0/src/lib.rs:42:1
[INFO] [stderr]    |
[INFO] [stderr] 42 | #![feature(unboxed_closures)]
[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 `mg`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "1212b18f44fc807ce9f9feadac963200af05bac1d0dcc8648fd1b7b93642e27d"`
[INFO] running `"docker" "rm" "-f" "1212b18f44fc807ce9f9feadac963200af05bac1d0dcc8648fd1b7b93642e27d"`
[INFO] [stdout] 1212b18f44fc807ce9f9feadac963200af05bac1d0dcc8648fd1b7b93642e27d