[INFO] cloning repository https://github.com/chucksmash/pingpong
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chucksmash/pingpong" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchucksmash%2Fpingpong", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchucksmash%2Fpingpong'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 656b329e99e4d803c85b020cc6a3f794adb528a8
[INFO] checking chucksmash/pingpong against try#9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c for pr-79472
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchucksmash%2Fpingpong" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chucksmash/pingpong on toolchain 9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/chucksmash/pingpong
[INFO] finished tweaking git repo https://github.com/chucksmash/pingpong
[INFO] tweaked toml for git repo https://github.com/chucksmash/pingpong written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/chucksmash/pingpong already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (rocket_contrib) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded log v0.4.1
[INFO] [stderr]   Downloaded memchr v1.0.2
[INFO] [stderr]   Downloaded itoa v0.3.4
[INFO] [stderr]   Downloaded scheduled-thread-pool v0.2.0
[INFO] [stderr]   Downloaded dtoa v0.4.2
[INFO] [stderr]   Downloaded serde_derive_internals v0.20.0
[INFO] [stderr]   Downloaded dotenv v0.9.0
[INFO] [stderr]   Downloaded yansi v0.3.4
[INFO] [stderr]   Downloaded diesel v1.1.1
[INFO] [stderr]   Downloaded regex v0.2.7
[INFO] [stderr]   Downloaded syn v0.12.14
[INFO] [stderr]   Downloaded proc-macro2 v0.2.3
[INFO] [stderr]   Downloaded crossbeam-epoch v0.3.0
[INFO] [stderr]   Downloaded antidote v1.0.0
[INFO] [stderr]   Downloaded vcpkg v0.2.2
[INFO] [stderr]   Downloaded byteorder v1.2.1
[INFO] [stderr]   Downloaded quote v0.4.2
[INFO] [stderr]   Downloaded r2d2 v0.8.2
[INFO] [stderr]   Downloaded cfg-if v0.1.2
[INFO] [stderr]   Downloaded aho-corasick v0.6.4
[INFO] [stderr]   Downloaded unicode-normalization v0.1.5
[INFO] [stderr]   Downloaded num-traits v0.2.1
[INFO] [stderr]   Downloaded version_check v0.1.3
[INFO] [stderr]   Downloaded lazy_static v1.0.0
[INFO] [stderr]   Downloaded rayon-core v1.4.0
[INFO] [stderr]   Downloaded num-iter v0.1.35
[INFO] [stderr]   Downloaded state v0.3.3
[INFO] [stderr]   Downloaded idna v0.1.4
[INFO] [stderr]   Downloaded num-integer v0.1.36
[INFO] [stderr]   Downloaded pq-sys v0.4.4
[INFO] [stderr]   Downloaded url v1.7.0
[INFO] [stderr]   Downloaded httparse v1.2.4
[INFO] [stderr]   Downloaded chrono v0.4.0
[INFO] [stderr]   Downloaded regex-syntax v0.5.0
[INFO] [stderr]   Downloaded rand v0.4.2
[INFO] [stderr]   Downloaded redox_syscall v0.1.37
[INFO] [stderr]   Downloaded matches v0.1.6
[INFO] [stderr]   Downloaded libc v0.2.39
[INFO] [stderr]   Downloaded winapi v0.3.4
[INFO] [stderr]   Downloaded rocket_codegen v0.3.6
[INFO] [stderr]   Downloaded pear v0.0.12
[INFO] [stderr]   Downloaded pear_codegen v0.0.12
[INFO] [stderr]   Downloaded time v0.1.39
[INFO] [stderr]   Downloaded smallvec v0.4.4
[INFO] [stderr]   Downloaded serde v1.0.29
[INFO] [stderr]   Downloaded rocket v0.3.6
[INFO] [stderr]   Downloaded rocket_contrib v0.3.6
[INFO] [stderr]   Downloaded diesel_derives v1.1.0
[INFO] [stderr]   Downloaded toml v0.4.5
[INFO] [stderr]   Downloaded isatty v0.1.6
[INFO] [stderr]   Downloaded serde_derive v1.0.29
[INFO] [stderr]   Downloaded r2d2-diesel v1.0.0
[INFO] [stderr]   Downloaded serde_json v1.0.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2bf1717e44063c9accab636e60374b2b09dc0b20d743b97f0551beac7c63b4bd
[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" "2bf1717e44063c9accab636e60374b2b09dc0b20d743b97f0551beac7c63b4bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2bf1717e44063c9accab636e60374b2b09dc0b20d743b97f0551beac7c63b4bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bf1717e44063c9accab636e60374b2b09dc0b20d743b97f0551beac7c63b4bd", kill_on_drop: false }`
[INFO] [stdout] 2bf1717e44063c9accab636e60374b2b09dc0b20d743b97f0551beac7c63b4bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b2d2d86ec281390b246b1708982eb898c3b623d00ce05e9f92f4c38b788e7dc
[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" "5b2d2d86ec281390b246b1708982eb898c3b623d00ce05e9f92f4c38b788e7dc", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (rocket_contrib) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling libc v0.2.39
[INFO] [stderr]    Compiling version_check v0.1.3
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]    Compiling lazy_static v1.0.0
[INFO] [stderr]    Compiling yansi v0.3.4
[INFO] [stderr]     Checking num-traits v0.2.1
[INFO] [stderr]     Checking matches v0.1.6
[INFO] [stderr]     Checking serde v1.0.29
[INFO] [stderr]     Checking byteorder v1.2.1
[INFO] [stderr]     Checking unicode-normalization v0.1.5
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling pq-sys v0.4.4
[INFO] [stderr]    Compiling untrusted v0.5.1
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stdout] error[E0635]: unknown feature `const_atomic_bool_new`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/yansi-0.3.4/src/lib.rs:1:40
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(feature="nightly", feature(const_atomic_bool_new))]
[INFO] [stdout]   |                                        ^^^^^^^^^^^^^^^^^^^^^
[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 E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `yansi`
[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" "5b2d2d86ec281390b246b1708982eb898c3b623d00ce05e9f92f4c38b788e7dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b2d2d86ec281390b246b1708982eb898c3b623d00ce05e9f92f4c38b788e7dc", kill_on_drop: false }`
[INFO] [stdout] 5b2d2d86ec281390b246b1708982eb898c3b623d00ce05e9f92f4c38b788e7dc