[INFO] cloning repository https://github.com/quanbrew/synco
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/quanbrew/synco" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquanbrew%2Fsynco", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquanbrew%2Fsynco'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 055a42868ec557d13c04033db044d2e5c5750539
[INFO] checking quanbrew/synco against try#169954edd744527414c631e9af1bbdc537b0cdf2 for pr-75192
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquanbrew%2Fsynco" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/quanbrew/synco on toolchain 169954edd744527414c631e9af1bbdc537b0cdf2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/quanbrew/synco
[INFO] finished tweaking git repo https://github.com/quanbrew/synco
[INFO] tweaked toml for git repo https://github.com/quanbrew/synco written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/quanbrew/synco already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "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 base64 v0.9.1
[INFO] [stderr]   Downloaded rocket_codegen v0.3.10
[INFO] [stderr]   Downloaded backtrace v0.3.7
[INFO] [stderr]   Downloaded inotify v0.3.0
[INFO] [stderr]   Downloaded syn v0.13.10
[INFO] [stderr]   Downloaded notify v4.0.3
[INFO] [stderr]   Downloaded rocket v0.3.10
[INFO] [stderr]   Downloaded serde_json v1.0.17
[INFO] [stderr]   Downloaded serde_derive v1.0.55
[INFO] [stderr]   Downloaded serde v1.0.55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "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] 2ec546207e8fe5a559d4c5c2b810f38180af3d391bd133595e510068cc124352
[INFO] running `Command { std: "docker" "start" "-a" "2ec546207e8fe5a559d4c5c2b810f38180af3d391bd133595e510068cc124352", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ec546207e8fe5a559d4c5c2b810f38180af3d391bd133595e510068cc124352", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ec546207e8fe5a559d4c5c2b810f38180af3d391bd133595e510068cc124352", kill_on_drop: false }`
[INFO] [stdout] 2ec546207e8fe5a559d4c5c2b810f38180af3d391bd133595e510068cc124352
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3d1626b2a5dd6ca078ace21065bacba64645897e0ebb8821d6d589bb90e7913
[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" "d3d1626b2a5dd6ca078ace21065bacba64645897e0ebb8821d6d589bb90e7913", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.40
[INFO] [stderr]    Compiling lazy_static v1.0.0
[INFO] [stderr]    Compiling cc v1.0.15
[INFO] [stderr]    Compiling httparse v1.2.4
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]     Checking serde v1.0.55
[INFO] [stderr]     Checking bytes v0.3.0
[INFO] [stderr]    Compiling pear v0.0.16
[INFO] [stderr]     Checking quick-error v1.2.1
[INFO] [stderr]     Checking slab v0.1.3
[INFO] [stderr]    Compiling smallvec v0.6.1
[INFO] [stderr]     Checking same-file v1.0.2
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]     Checking termcolor v0.3.6
[INFO] [stderr]     Checking md5 v0.3.7
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling syntex_fmt_macros v0.5.0
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]    Compiling pear_codegen v0.0.16
[INFO] [stderr]    Compiling rocket v0.3.10
[INFO] [stderr]    Compiling rocket_codegen v0.3.10
[INFO] [stderr]     Checking base64 v0.9.1
[INFO] [stderr]    Compiling ws2_32-sys v0.2.1
[INFO] [stderr]     Checking humantime v1.1.1
[INFO] [stderr]     Checking walkdir v2.1.4
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling idna v0.1.4
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]    Compiling syn v0.13.10
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling isatty v0.1.7
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]     Checking net2 v0.2.32
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]     Checking filetime v0.1.15
[INFO] [stderr]     Checking atty v0.2.10
[INFO] [stderr]     Checking inotify v0.3.0
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.0.16/src/lib.rs:1:45
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(plugin_registrar, rustc_private, quote)]
[INFO] [stdout]   |                                             ^^^^^ feature has been removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0462]: found staticlib `rustc` instead of rlib or dylib
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.0.16/src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | extern crate rustc;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: please recompile that crate using --crate-type lib
[INFO] [stdout]   = note: the following crate versions were found:
[INFO] [stdout]           crate `rustc`: /opt/rustwide/rustup-home/toolchains/169954edd744527414c631e9af1bbdc537b0cdf2/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-nightly_rt.asan.a
[INFO] [stdout]           crate `rustc`: /opt/rustwide/rustup-home/toolchains/169954edd744527414c631e9af1bbdc537b0cdf2/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-nightly_rt.tsan.a
[INFO] [stdout]           crate `rustc`: /opt/rustwide/rustup-home/toolchains/169954edd744527414c631e9af1bbdc537b0cdf2/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-nightly_rt.msan.a
[INFO] [stdout]           crate `rustc`: /opt/rustwide/rustup-home/toolchains/169954edd744527414c631e9af1bbdc537b0cdf2/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc-nightly_rt.lsan.a
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pear_codegen`.
[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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "d3d1626b2a5dd6ca078ace21065bacba64645897e0ebb8821d6d589bb90e7913", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3d1626b2a5dd6ca078ace21065bacba64645897e0ebb8821d6d589bb90e7913", kill_on_drop: false }`
[INFO] [stdout] d3d1626b2a5dd6ca078ace21065bacba64645897e0ebb8821d6d589bb90e7913