[INFO] cloning repository https://github.com/emallson/tiptop [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/emallson/tiptop" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femallson%2Ftiptop", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femallson%2Ftiptop'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b7f7677b96f1a1ec19889d1e1000b8aab047d265 [INFO] testing emallson/tiptop against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femallson%2Ftiptop" "/workspace/builds/worker-14/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/emallson/tiptop on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/emallson/tiptop [INFO] finished tweaking git repo https://github.com/emallson/tiptop [INFO] tweaked toml for git repo https://github.com/emallson/tiptop written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/emallson/tiptop already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--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 thread_local v0.3.4 [INFO] [stderr] Downloaded coco v0.1.1 [INFO] [stderr] Downloaded aho-corasick v0.6.3 [INFO] [stderr] Downloaded bit-vec v0.4.4 [INFO] [stderr] Downloaded colored v1.5.2 [INFO] [stderr] Downloaded regex v0.2.2 [INFO] [stderr] Downloaded byteorder v1.1.0 [INFO] [stderr] Downloaded either v1.1.0 [INFO] [stderr] Downloaded bincode v0.8.0 [INFO] [stderr] Downloaded utf8-ranges v0.1.3 [INFO] [stderr] Downloaded futures v0.1.16 [INFO] [stderr] Downloaded as_num v0.2.3 [INFO] [stderr] Downloaded slog-stream v1.2.1 [INFO] [stderr] Downloaded rayon-core v1.2.1 [INFO] [stderr] Downloaded capnpc v0.7.5 [INFO] [stderr] Downloaded ordermap v0.2.12 [INFO] [stderr] Downloaded rand v0.3.16 [INFO] [stderr] Downloaded serde_derive_internals v0.16.0 [INFO] [stderr] Downloaded serde_derive v1.0.15 [INFO] [stderr] Downloaded serde_json v1.0.3 [INFO] [stderr] Downloaded petgraph v0.4.7 [INFO] [stderr] Downloaded num v0.1.40 [INFO] [stderr] Downloaded fnv v1.0.5 [INFO] [stderr] Downloaded statrs v0.8.0 [INFO] [stderr] Downloaded rayon v0.8.2 [INFO] [stderr] Downloaded scopeguard v0.3.2 [INFO] [stderr] Downloaded fixedbitset v0.1.8 [INFO] [stderr] Downloaded quickcheck v0.4.1 [INFO] [stderr] Downloaded regex v0.1.80 [INFO] [stderr] Downloaded memchr v0.1.11 [INFO] [stderr] Downloaded docopt v0.6.86 [INFO] [stderr] Downloaded bit-set v0.4.0 [INFO] [stderr] Downloaded num_cpus v1.6.2 [INFO] [stderr] Downloaded serde v1.0.15 [INFO] [stderr] Downloaded slog v1.7.1 [INFO] [stderr] Downloaded magenta-sys v0.1.1 [INFO] [stderr] Downloaded env_logger v0.3.5 [INFO] [stderr] Downloaded regex-syntax v0.3.9 [INFO] [stderr] Downloaded aho-corasick v0.5.3 [INFO] [stderr] Downloaded magenta v0.1.1 [INFO] [stderr] Downloaded capnp v0.7.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ff4544633571b0dfd16abc642e11f3bcf6fe5e5fc324436c4b2acea457dec234 [INFO] running `Command { std: "docker" "start" "-a" "ff4544633571b0dfd16abc642e11f3bcf6fe5e5fc324436c4b2acea457dec234", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ff4544633571b0dfd16abc642e11f3bcf6fe5e5fc324436c4b2acea457dec234", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ff4544633571b0dfd16abc642e11f3bcf6fe5e5fc324436c4b2acea457dec234", kill_on_drop: false }` [INFO] [stdout] ff4544633571b0dfd16abc642e11f3bcf6fe5e5fc324436c4b2acea457dec234 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0c06169dcb975b1320f83ff1276a7e5d21ebc5cb1df1142c6609336c9414a5f2 [INFO] running `Command { std: "docker" "start" "-a" "0c06169dcb975b1320f83ff1276a7e5d21ebc5cb1df1142c6609336c9414a5f2", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.33 [INFO] [stderr] Compiling lazy_static v0.2.8 [INFO] [stderr] Compiling num-traits v0.1.40 [INFO] [stderr] Compiling winapi v0.2.8 [INFO] [stderr] Compiling regex-syntax v0.3.9 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling utf8-ranges v0.1.3 [INFO] [stderr] Compiling log v0.3.8 [INFO] [stderr] Compiling slog v1.7.1 [INFO] [stderr] Compiling ordermap v0.2.12 [INFO] [stderr] Compiling rayon-core v1.2.1 [INFO] [stderr] Compiling either v1.1.0 [INFO] [stderr] Compiling fixedbitset v0.1.8 [INFO] [stderr] Compiling scopeguard v0.3.2 [INFO] [stderr] Compiling serde v1.0.15 [INFO] [stderr] Compiling futures v0.1.16 [INFO] [stderr] Compiling serde v0.8.23 [INFO] [stderr] Compiling bit-vec v0.4.4 [INFO] [stderr] Compiling glob v0.2.11 [INFO] [stderr] Compiling dtoa v0.4.2 [INFO] [stderr] Compiling itoa v0.3.4 [INFO] [stderr] Compiling serde v0.9.15 [INFO] [stderr] Compiling itoa v0.1.1 [INFO] [stderr] Compiling dtoa v0.2.2 [INFO] [stderr] Compiling utf8-ranges v1.0.0 [INFO] [stderr] Compiling fnv v1.0.5 [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling byteorder v0.4.2 [INFO] [stderr] Compiling strsim v0.5.2 [INFO] [stderr] Compiling regex-syntax v0.4.1 [INFO] [stderr] Compiling byteorder v1.1.0 [INFO] [stderr] Compiling as_num v0.2.3 [INFO] [stderr] Compiling strsim v0.6.0 [INFO] [stderr] Compiling capnp v0.7.5 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling serde_derive_internals v0.16.0 [INFO] [stderr] Compiling serde_codegen_internals v0.14.2 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling coco v0.1.1 [INFO] [stderr] Compiling colored v1.5.2 [INFO] [stderr] Compiling bit-set v0.4.0 [INFO] [stderr] Compiling thread_local v0.3.4 [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-0.7.5/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` due to 2 previous errors [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-0.7.5/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" "0c06169dcb975b1320f83ff1276a7e5d21ebc5cb1df1142c6609336c9414a5f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0c06169dcb975b1320f83ff1276a7e5d21ebc5cb1df1142c6609336c9414a5f2", kill_on_drop: false }` [INFO] [stdout] 0c06169dcb975b1320f83ff1276a7e5d21ebc5cb1df1142c6609336c9414a5f2