[INFO] cloning repository https://github.com/cswinter/LocustDB
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cswinter/LocustDB" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcswinter%2FLocustDB", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcswinter%2FLocustDB'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3a180e58446d263dee73023275946ebdd6b16081
[INFO] checking cswinter/LocustDB against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcswinter%2FLocustDB" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cswinter/LocustDB 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/cswinter/LocustDB
[INFO] removed path dependency locustdb-derive from git repo https://github.com/cswinter/LocustDB
[INFO] finished tweaking git repo https://github.com/cswinter/LocustDB
[INFO] tweaked toml for git repo https://github.com/cswinter/LocustDB written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/cswinter/LocustDB 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]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-5/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 19866b7a3fafbe554c332b2db899cbf4ede6d83f555dc5e6b487ebf1bf60fb30
[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" "19866b7a3fafbe554c332b2db899cbf4ede6d83f555dc5e6b487ebf1bf60fb30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "19866b7a3fafbe554c332b2db899cbf4ede6d83f555dc5e6b487ebf1bf60fb30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19866b7a3fafbe554c332b2db899cbf4ede6d83f555dc5e6b487ebf1bf60fb30", kill_on_drop: false }`
[INFO] [stdout] 19866b7a3fafbe554c332b2db899cbf4ede6d83f555dc5e6b487ebf1bf60fb30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] efb2d7eb8c09416f117d3fe08f2d7d0fddf79f8833bf602d886cc922223c949a
[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" "efb2d7eb8c09416f117d3fe08f2d7d0fddf79f8833bf602d886cc922223c949a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]     Checking futures-sink v0.3.8
[INFO] [stderr]     Checking futures-core v0.3.8
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking futures-io v0.3.8
[INFO] [stderr]    Compiling unicode-segmentation v1.7.0
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]     Checking encode_unicode v0.1.3
[INFO] [stderr]    Compiling locustdb v0.3.5-alpha.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking std-semaphore v0.1.0
[INFO] [stderr]     Checking seahash v3.0.7
[INFO] [stderr]     Checking lru v0.1.17
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]     Checking flate2 v1.0.19
[INFO] [stderr]     Checking futures-channel v0.3.8
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking futures-task v0.3.8
[INFO] [stderr]     Checking aliasmethod v0.1.0
[INFO] [stderr]     Checking rust-crypto v0.2.36
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking sqlparser v0.5.1
[INFO] [stderr]     Checking csv v1.1.4
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking rustyline v1.0.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling locustdb-derive v0.1.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/locustdb-derive-0.1.0/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(proc_macro_hygiene, proc_macro_diagnostic)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling pin-project-internal v1.0.1
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling structopt-derive v0.4.13
[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 `locustdb-derive`
[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" "efb2d7eb8c09416f117d3fe08f2d7d0fddf79f8833bf602d886cc922223c949a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efb2d7eb8c09416f117d3fe08f2d7d0fddf79f8833bf602d886cc922223c949a", kill_on_drop: false }`
[INFO] [stdout] efb2d7eb8c09416f117d3fe08f2d7d0fddf79f8833bf602d886cc922223c949a