[INFO] updating cached repository https://github.com/immanuelqrw/mechanic
[INFO] running `"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"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b0309a31226fde7251a36e96c055e81fe0d38aca
[INFO] testing immanuelqrw/mechanic against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fimmanuelqrw%2Fmechanic" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/immanuelqrw/mechanic on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/immanuelqrw/mechanic
[INFO] finished tweaking git repo https://github.com/immanuelqrw/mechanic
[INFO] tweaked toml for git repo https://github.com/immanuelqrw/mechanic written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/immanuelqrw/mechanic already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stdout] 4532d516c9018f06e4472c9313ef3396a09139e3bb1880740dccc041ffff718a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "4532d516c9018f06e4472c9313ef3396a09139e3bb1880740dccc041ffff718a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling cc v1.0.3
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]    Compiling openssl v0.9.22
[INFO] [stderr]    Compiling linked-hash-map v0.5.0
[INFO] [stderr]    Compiling linked-hash-map v0.4.2
[INFO] [stderr]    Compiling regex-syntax v0.4.1
[INFO] [stderr]    Compiling bufstream v0.1.3
[INFO] [stderr]    Compiling fs_extra v1.0.0
[INFO] [stderr]    Compiling time v0.1.38
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling libsqlite3-sys v0.9.0
[INFO] [stderr]    Compiling num-integer v0.1.35
[INFO] [stderr]    Compiling base64 v0.7.0
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling num-iter v0.1.34
[INFO] [stderr]    Compiling yaml-rust v0.4.0
[INFO] [stderr]    Compiling lru-cache v0.1.1
[INFO] [stderr]    Compiling num v0.1.41
[INFO] [stderr]    Compiling chrono v0.3.0
[INFO] [stderr]    Compiling chrono v0.4.0
[INFO] [stderr]    Compiling rusqlite v0.13.0
[INFO] [stderr] error[E0119]: conflicting implementations of trait `std::convert::From<&_>` for type `types::to_sql::ToSqlOutput<'_>`:
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusqlite-0.13.0/src/types/to_sql.rs:26:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | / impl<'a, T: ?Sized> From<&'a T> for ToSqlOutput<'a>
[INFO] [stderr] 19 | |     where &'a T: Into<ValueRef<'a>>
[INFO] [stderr] 20 | | {
[INFO] [stderr] 21 | |     fn from(t: &'a T) -> Self {
[INFO] [stderr] 22 | |         ToSqlOutput::Borrowed(t.into())
[INFO] [stderr] 23 | |     }
[INFO] [stderr] 24 | | }
[INFO] [stderr]    | |_- first implementation here
[INFO] [stderr] 25 | 
[INFO] [stderr] 26 |   impl<'a, T: Into<Value>> From<T> for ToSqlOutput<'a> {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `types::to_sql::ToSqlOutput<'_>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: downstream crates may implement trait `std::convert::From<&_>` for type `types::value::Value`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0119`.
[INFO] [stderr] error: could not compile `rusqlite`.
[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 `"docker" "inspect" "4532d516c9018f06e4472c9313ef3396a09139e3bb1880740dccc041ffff718a"`
[INFO] running `"docker" "rm" "-f" "4532d516c9018f06e4472c9313ef3396a09139e3bb1880740dccc041ffff718a"`
[INFO] [stdout] 4532d516c9018f06e4472c9313ef3396a09139e3bb1880740dccc041ffff718a