[INFO] cloning repository https://github.com/iosmanthus/tikv-duration-demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iosmanthus/tikv-duration-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiosmanthus%2Ftikv-duration-demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiosmanthus%2Ftikv-duration-demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 46ddcb28877e1864f61deae34912263f973f7945
[INFO] testing iosmanthus/tikv-duration-demo against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiosmanthus%2Ftikv-duration-demo" "/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/iosmanthus/tikv-duration-demo on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/iosmanthus/tikv-duration-demo
[INFO] finished tweaking git repo https://github.com/iosmanthus/tikv-duration-demo
[INFO] tweaked toml for git repo https://github.com/iosmanthus/tikv-duration-demo written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/iosmanthus/tikv-duration-demo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/iosmanthus/nom.git`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded redox_syscall v0.1.52
[INFO] [stderr]   Downloaded bitfield v0.13.1
[INFO] [stderr]   Downloaded lexical-core v0.4.0
[INFO] [stderr]   Downloaded stackvector v1.0.2
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 655f8f2ca85da7209fb7f228e513b8201d7c420eafb9da7342e96455e08bd7c9
[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" "655f8f2ca85da7209fb7f228e513b8201d7c420eafb9da7342e96455e08bd7c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "655f8f2ca85da7209fb7f228e513b8201d7c420eafb9da7342e96455e08bd7c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "655f8f2ca85da7209fb7f228e513b8201d7c420eafb9da7342e96455e08bd7c9", kill_on_drop: false }`
[INFO] [stdout] 655f8f2ca85da7209fb7f228e513b8201d7c420eafb9da7342e96455e08bd7c9
[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=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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] edfdc78931378680cff393c3a12661fd45aba8d9b26f5601befd68956c4a5d0b
[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" "edfdc78931378680cff393c3a12661fd45aba8d9b26f5601befd68956c4a5d0b", kill_on_drop: false }`
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling ryu v0.2.8
[INFO] [stderr]    Compiling bitfield v0.13.1
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling libc v0.2.51
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling regex v1.1.5
[INFO] [stderr]    Compiling static_assertions v0.2.5
[INFO] [stderr]    Compiling regex-syntax v0.6.6
[INFO] [stderr]    Compiling aho-corasick v0.7.3
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling stackvector v1.0.2
[INFO] [stderr]    Compiling nom v5.0.0-alpha2 (https://github.com/iosmanthus/nom.git?branch=fix-cond-reduce#df229860)
[INFO] [stderr]    Compiling dfa v0.1.0 (/opt/rustwide/workdir/dfa)
[INFO] [stderr]    Compiling pull-4427 v0.1.0 (/opt/rustwide/workdir/pull-4427)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> dfa/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[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 E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dfa` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> pull-4427/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[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 E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "edfdc78931378680cff393c3a12661fd45aba8d9b26f5601befd68956c4a5d0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edfdc78931378680cff393c3a12661fd45aba8d9b26f5601befd68956c4a5d0b", kill_on_drop: false }`
[INFO] [stdout] edfdc78931378680cff393c3a12661fd45aba8d9b26f5601befd68956c4a5d0b