[INFO] cloning repository https://github.com/dwrensha/acronymy [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dwrensha/acronymy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdwrensha%2Facronymy", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdwrensha%2Facronymy'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 10160e0ad25982449ab8ab3d7589816910406714 [INFO] checking dwrensha/acronymy against beta for pr-78714 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdwrensha%2Facronymy" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dwrensha/acronymy on toolchain beta [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/dwrensha/acronymy [INFO] finished tweaking git repo https://github.com/dwrensha/acronymy [INFO] tweaked toml for git repo https://github.com/dwrensha/acronymy written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/dwrensha/acronymy already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded libc v0.2.19 [INFO] [stderr] Downloaded time v0.1.35 [INFO] [stderr] Downloaded libc v0.1.12 [INFO] [stderr] Downloaded net2 v0.2.26 [INFO] [stderr] Downloaded semver v0.1.20 [INFO] [stderr] Downloaded log v0.3.6 [INFO] [stderr] Downloaded tokio-core v0.1.3 [INFO] [stderr] Downloaded idna v0.1.0 [INFO] [stderr] Downloaded miow v0.1.5 [INFO] [stderr] Downloaded unicode-normalization v0.1.3 [INFO] [stderr] Downloaded rustc_version v0.1.7 [INFO] [stderr] Downloaded unicode-bidi v0.2.4 [INFO] [stderr] Downloaded matches v0.1.4 [INFO] [stderr] Downloaded bitflags v0.4.0 [INFO] [stderr] Downloaded url v1.2.4 [INFO] [stderr] Downloaded mio-uds v0.6.0 [INFO] [stderr] Downloaded capnpc v0.8.0 [INFO] [stderr] Downloaded futures v0.1.7 [INFO] [stderr] Downloaded capnp-futures v0.1.0 [INFO] [stderr] Downloaded nix v0.7.0 [INFO] [stderr] Downloaded capnp-rpc v0.8.0 [INFO] [stderr] Downloaded sandstorm v0.0.6 [INFO] [stderr] Downloaded mio v0.6.2 [INFO] [stderr] Downloaded capnp v0.8.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 79f3079c2d699c87fea68ed2035107fe4ee6d1b12f1cf2be23ea64d1f9855ae4 [INFO] running `Command { std: "docker" "start" "-a" "79f3079c2d699c87fea68ed2035107fe4ee6d1b12f1cf2be23ea64d1f9855ae4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "79f3079c2d699c87fea68ed2035107fe4ee6d1b12f1cf2be23ea64d1f9855ae4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "79f3079c2d699c87fea68ed2035107fe4ee6d1b12f1cf2be23ea64d1f9855ae4", kill_on_drop: false }` [INFO] [stdout] 79f3079c2d699c87fea68ed2035107fe4ee6d1b12f1cf2be23ea64d1f9855ae4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6ecf8e2960ce4c5c522de008da3055280f74094474197b068073d4402620384a [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "6ecf8e2960ce4c5c522de008da3055280f74094474197b068073d4402620384a", kill_on_drop: false }` [INFO] [stderr] Compiling log v0.3.6 [INFO] [stderr] Compiling byteorder v1.0.0 [INFO] [stderr] Checking libc v0.2.19 [INFO] [stderr] Checking matches v0.1.4 [INFO] [stderr] Checking unicode-normalization v0.1.3 [INFO] [stderr] Checking libc v0.1.12 [INFO] [stderr] Checking futures v0.1.7 [INFO] [stderr] Compiling nix v0.7.0 [INFO] [stderr] Checking unicode-bidi v0.2.4 [INFO] [stderr] Checking sqlite3 v0.1.0 (https://github.com/linuxfood/rustsqlite.git#d586703e) [INFO] [stderr] Checking net2 v0.2.26 [INFO] [stderr] Checking time v0.1.35 [INFO] [stderr] Checking idna v0.1.0 [INFO] [stderr] Checking capnp v0.8.0 [INFO] [stdout] error[E0502]: cannot borrow `*reff` as immutable because it is also borrowed as mutable [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/capnp-0.8.0/src/private/layout.rs:643:47 [INFO] [stdout] | [INFO] [stdout] 643 | let ptr = try!(follow_fars(&mut reff, (*reff).target(), &mut segment)); [INFO] [stdout] | ----------- --------- ^^^^^^^ immutable borrow occurs here [INFO] [stdout] | | | [INFO] [stdout] | | mutable borrow occurs here [INFO] [stdout] | mutable borrow later used by call [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0502`. [INFO] [stdout] [INFO] [stderr] error: could not compile `capnp` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0502]: cannot borrow `*reff` as immutable because it is also borrowed as mutable [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/capnp-0.8.0/src/private/layout.rs:643:47 [INFO] [stdout] | [INFO] [stdout] 643 | let ptr = try!(follow_fars(&mut reff, (*reff).target(), &mut segment)); [INFO] [stdout] | ----------- --------- ^^^^^^^ immutable borrow occurs here [INFO] [stdout] | | | [INFO] [stdout] | | mutable borrow occurs here [INFO] [stdout] | mutable borrow later used by call [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0502`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "6ecf8e2960ce4c5c522de008da3055280f74094474197b068073d4402620384a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6ecf8e2960ce4c5c522de008da3055280f74094474197b068073d4402620384a", kill_on_drop: false }` [INFO] [stdout] 6ecf8e2960ce4c5c522de008da3055280f74094474197b068073d4402620384a