[INFO] updating cached repository https://github.com/systemd-cron/systemd-cron-next
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a4c2de7b7e730f0beaa223e955d9d0f445db249a
[INFO] testing systemd-cron/systemd-cron-next against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsystemd-cron%2Fsystemd-cron-next" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/systemd-cron/systemd-cron-next on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/systemd-cron/systemd-cron-next
[INFO] finished tweaking git repo https://github.com/systemd-cron/systemd-cron-next
[INFO] tweaked toml for git repo https://github.com/systemd-cron/systemd-cron-next written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/systemd-cron/systemd-cron-next already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-13/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[INFO] the lockfile is outdated, regenerating it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-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 122bdc0867e764b7741475a1fd2f3abe8d267507e02bd385eaba174dd479dc81
[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" "122bdc0867e764b7741475a1fd2f3abe8d267507e02bd385eaba174dd479dc81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "122bdc0867e764b7741475a1fd2f3abe8d267507e02bd385eaba174dd479dc81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "122bdc0867e764b7741475a1fd2f3abe8d267507e02bd385eaba174dd479dc81", kill_on_drop: false }`
[INFO] [stdout] 122bdc0867e764b7741475a1fd2f3abe8d267507e02bd385eaba174dd479dc81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ddbb803bd89a3d7b9a8621a174a85354f117d57b71557ed9130b6885d13b866
[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" "1ddbb803bd89a3d7b9a8621a174a85354f117d57b71557ed9130b6885d13b866", kill_on_drop: false }`
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling quick-error v0.1.4
[INFO] [stderr]    Compiling md5 v0.1.1
[INFO] [stderr]    Compiling pgs-files v0.0.6
[INFO] [stderr]    Compiling pulldown-cmark v0.0.3
[INFO] [stderr]    Compiling users v0.5.3
[INFO] [stderr]    Compiling kernlog v0.2.1
[INFO] [stderr]    Compiling tempfile v1.1.3
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling handlebars v0.12.1
[INFO] [stdout] error[E0432]: unresolved imports `log::LogMetadata`, `log::LogRecord`, `log::LogLevel`, `log::MaxLogLevelFilter`, `log::LogLevelFilter`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/kernlog-0.2.1/src/lib.rs:54:16
[INFO] [stdout]    |
[INFO] [stdout] 54 | use log::{Log, LogMetadata, LogRecord, LogLevel, MaxLogLevelFilter, LogLevelFilter, SetLoggerError};
[INFO] [stdout]    |                ^^^^^^^^^^^  ^^^^^^^^^  ^^^^^^^^  ^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^ no `LogLevelFilter` in the root
[INFO] [stdout]    |                |            |          |         |
[INFO] [stdout]    |                |            |          |         no `MaxLogLevelFilter` in the root
[INFO] [stdout]    |                |            |          no `LogLevel` in the root
[INFO] [stdout]    |                |            no `LogRecord` in the root
[INFO] [stdout]    |                no `LogMetadata` in the root
[INFO] [stdout]    |
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]    |
[INFO] [stdout] 54 | use log::{Log, Metadata, LogRecord, LogLevel, MaxLogLevelFilter, LogLevelFilter, SetLoggerError};
[INFO] [stdout]    |                ^^^^^^^^
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]    |
[INFO] [stdout] 54 | use log::{Log, LogMetadata, Record, LogLevel, MaxLogLevelFilter, LogLevelFilter, SetLoggerError};
[INFO] [stdout]    |                             ^^^^^^
[INFO] [stdout] help: a similar name exists in the module
[INFO] [stdout]    |
[INFO] [stdout] 54 | use log::{Log, LogMetadata, LogRecord, LogLevel, MaxLogLevelFilter, LevelFilter, SetLoggerError};
[INFO] [stdout]    |                                                                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0046]: not all trait items implemented, missing: `flush`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/kernlog-0.2.1/src/lib.rs:101:1
[INFO] [stdout]     |
[INFO] [stdout] 101 | impl Log for KernelLog {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^ missing `flush` in implementation
[INFO] [stdout]     |
[INFO] [stdout]     = help: implement the missing item: `fn flush(&self) { todo!() }`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/kernlog-0.2.1/src/lib.rs:157:21
[INFO] [stdout]     |
[INFO] [stdout] 157 |     log::set_logger(KernelLog::init)
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     expected reference, found fn item
[INFO] [stdout]     |                     help: consider borrowing here: `&KernelLog::init`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected reference `&'static (dyn log::Log + 'static)`
[INFO] [stdout]                  found fn item `fn([type error]) -> std::boxed::Box<(dyn log::Log + 'static)> {KernelLog::init}`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0046, E0308, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0046`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kernlog`.
[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" "1ddbb803bd89a3d7b9a8621a174a85354f117d57b71557ed9130b6885d13b866", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ddbb803bd89a3d7b9a8621a174a85354f117d57b71557ed9130b6885d13b866", kill_on_drop: false }`
[INFO] [stdout] 1ddbb803bd89a3d7b9a8621a174a85354f117d57b71557ed9130b6885d13b866