[INFO] fetching crate diesel_infer_schema 1.4.0...
[INFO] checking diesel_infer_schema-1.4.0 against try#894d32a5432c6a6461bb2aac7c3d5f2e87dce83f for pr-77015
[INFO] extracting crate diesel_infer_schema 1.4.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate diesel_infer_schema 1.4.0 on toolchain 894d32a5432c6a6461bb2aac7c3d5f2e87dce83f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate diesel_infer_schema 1.4.0
[INFO] finished tweaking crates.io crate diesel_infer_schema 1.4.0
[INFO] tweaked toml for crates.io crate diesel_infer_schema 1.4.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mysqlclient-sys v0.2.4
[INFO] [stderr]   Downloaded clippy_lints v0.0.195
[INFO] [stderr]   Downloaded infer_schema_macros v1.4.0
[INFO] [stderr]   Downloaded clippy v0.0.195
[INFO] [stderr]   Downloaded infer_schema_internals v1.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4300766e17f5b8c0b1dd46410ff6722ced6e594cc0ea580dcc0284aafe5bdbca
[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" "4300766e17f5b8c0b1dd46410ff6722ced6e594cc0ea580dcc0284aafe5bdbca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4300766e17f5b8c0b1dd46410ff6722ced6e594cc0ea580dcc0284aafe5bdbca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4300766e17f5b8c0b1dd46410ff6722ced6e594cc0ea580dcc0284aafe5bdbca", kill_on_drop: false }`
[INFO] [stdout] 4300766e17f5b8c0b1dd46410ff6722ced6e594cc0ea580dcc0284aafe5bdbca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4f6e29d3b567d647cbcbce588a5426eba4c8994bc3ca9f70c0522cc5c9953ff
[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" "e4f6e29d3b567d647cbcbce588a5426eba4c8994bc3ca9f70c0522cc5c9953ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling gimli v0.22.0
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling object v0.20.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling ucd-util v0.1.8
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling libc v0.2.78
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling miniz_oxide v0.4.2
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling addr2line v0.13.0
[INFO] [stderr]    Compiling derive-error-chain v0.10.1
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling backtrace v0.3.51
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]     Checking dotenv v0.10.1
[INFO] [stderr]    Compiling diesel_derives v1.4.1
[INFO] [stderr]    Compiling diesel v1.4.5
[INFO] [stderr]    Compiling infer_schema_internals v1.4.0
[INFO] [stdout] error: At least one backend must be specified for use with this crate.
[INFO] [stdout]  In Cargo.toml, please specify `features = ["postgresql"]`, `features = ["mysql"]`, or `features = ["sqlite"]`
[INFO] [stdout] 
[INFO] [stdout]  ex. `infer_schema_internals { features = ["postgres"] }`
[INFO] [stdout]  
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/infer_schema_internals-1.4.0/src/inference.rs:70:14
[INFO] [stdout]    |
[INFO] [stdout] 70 |           _ => compile_error!(
[INFO] [stdout]    |  ______________^
[INFO] [stdout] 71 | |             "At least one backend must be specified for use with this crate.\n \
[INFO] [stdout] 72 | |              In Cargo.toml, please specify `features = [\"postgresql\"]`, \
[INFO] [stdout] 73 | |              `features = [\"mysql\"]`, or `features = [\"sqlite\"]`\n\n \
[INFO] [stdout] 74 | |              ex. `infer_schema_internals { features = [\"postgres\"] }`\n "
[INFO] [stdout] 75 | |         ),
[INFO] [stdout]    | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/infer_schema_internals-1.4.0/src/inference.rs:128:37
[INFO] [stdout]     |
[INFO] [stdout] 128 |       let primary_keys: Vec<String> = try!(match *conn {
[INFO] [stdout]     |  _____________________________________^
[INFO] [stdout] 129 | |         #[cfg(feature = "sqlite")]
[INFO] [stdout] 130 | |         InferConnection::Sqlite(ref c) => ::sqlite::get_primary_keys(c, table),
[INFO] [stdout] 131 | |         #[cfg(feature = "postgres")]
[INFO] [stdout] ...   |
[INFO] [stdout] 134 | |         InferConnection::Mysql(ref c) => ::information_schema::get_primary_keys(c, table),
[INFO] [stdout] 135 | |     });
[INFO] [stdout]     | |______^ cannot infer type
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/infer_schema_internals-1.4.0/src/inference.rs:176:5
[INFO] [stdout]     |
[INFO] [stdout] 163 |     let constraints = match connection {
[INFO] [stdout]     |         ----------- consider giving `constraints` a type
[INFO] [stdout] ...
[INFO] [stdout] 176 |     constraints.map(|mut ct| {
[INFO] [stdout]     |     ^^^^^^^^^^^ cannot infer type
[INFO] [stdout]     |
[INFO] [stdout]     = note: type must be known at this point
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `infer_schema_internals`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "e4f6e29d3b567d647cbcbce588a5426eba4c8994bc3ca9f70c0522cc5c9953ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4f6e29d3b567d647cbcbce588a5426eba4c8994bc3ca9f70c0522cc5c9953ff", kill_on_drop: false }`
[INFO] [stdout] e4f6e29d3b567d647cbcbce588a5426eba4c8994bc3ca9f70c0522cc5c9953ff