[INFO] updating cached repository https://github.com/pandaman64/how-to-count-distinct
[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] d75352bb376f32934f1311cc72a59e68d3ac10e7
[INFO] checking pandaman64/how-to-count-distinct against master#b61e69433951e31f7bd746e22f516a48ad41623b for prs-64470-and-65389
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpandaman64%2Fhow-to-count-distinct" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pandaman64/how-to-count-distinct on toolchain b61e69433951e31f7bd746e22f516a48ad41623b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/pandaman64/how-to-count-distinct
[INFO] finished tweaking git repo https://github.com/pandaman64/how-to-count-distinct
[INFO] tweaked toml for git repo https://github.com/pandaman64/how-to-count-distinct written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/pandaman64/how-to-count-distinct already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] eb099986ac05711609b6d205769c8e93fa6061f1c9fbc64617cdcef5f44e7627
[INFO] running `"docker" "start" "-a" "eb099986ac05711609b6d205769c8e93fa6061f1c9fbc64617cdcef5f44e7627"`
[INFO] [stderr]    Compiling syn v0.14.8
[INFO] [stderr]     Checking diesel v1.3.2
[INFO] [stderr]    Compiling synstructure v0.9.0
[INFO] [stderr]    Compiling failure_derive v0.1.2
[INFO] [stderr]     Checking failure v0.1.2
[INFO] [stderr]     Checking dotenv v0.13.0
[INFO] [stderr]     Checking how-to-count-distinct v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: cannot find type `table` in this scope
[INFO] [stderr]    --> <::diesel::macros::table_body macros>:191:38
[INFO] [stderr]     |
[INFO] [stderr] 191 |         [derive (Debug, Clone, Copy, QueryId)] /// The actual table struct
[INFO] [stderr]     |                                      ^^^^^^^ names from parent modules are not accessible without an explicit import
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(proc_macro_derive_resolution_fallback)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #50504 <https://github.com/rust-lang/rust/issues/50504>
[INFO] [stderr] 
[INFO] [stderr] warning: cannot find type `table` in this scope
[INFO] [stderr]    --> <::diesel::macros::table_body macros>:191:38
[INFO] [stderr]     |
[INFO] [stderr] 191 |         [derive (Debug, Clone, Copy, QueryId)] /// The actual table struct
[INFO] [stderr]     |                                      ^^^^^^^ names from parent modules are not accessible without an explicit import
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #50504 <https://github.com/rust-lang/rust/issues/50504>
[INFO] [stderr] 
[INFO] [stderr] warning: cannot find type `id` in this scope
[INFO] [stderr]  --> <::diesel::macros::__diesel_column macros>:5:34
[INFO] [stderr]   |
[INFO] [stderr] 5 |     [derive (Debug, Clone, Copy, QueryId, Default)] pub struct $ column_name ;
[INFO] [stderr]   |                                  ^^^^^^^ names from parent modules are not accessible without an explicit import
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]   = note: for more information, see issue #50504 <https://github.com/rust-lang/rust/issues/50504>
[INFO] [stderr] 
[INFO] [stderr] warning: cannot find type `labels` in this scope
[INFO] [stderr]  --> <::diesel::macros::__diesel_column macros>:5:34
[INFO] [stderr]   |
[INFO] [stderr] 5 |     [derive (Debug, Clone, Copy, QueryId, Default)] pub struct $ column_name ;
[INFO] [stderr]   |                                  ^^^^^^^ names from parent modules are not accessible without an explicit import
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]   = note: for more information, see issue #50504 <https://github.com/rust-lang/rust/issues/50504>
[INFO] [stderr] 
[INFO] [stderr] warning: cannot find type `t` in this scope
[INFO] [stderr]   --> src/main.rs:18:14
[INFO] [stderr]    |
[INFO] [stderr] 18 |     #[derive(Insertable)]
[INFO] [stderr]    |              ^^^^^^^^^^ names from parent modules are not accessible without an explicit import
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #50504 <https://github.com/rust-lang/rust/issues/50504>
[INFO] [stderr] 
[INFO] [stderr] warning: cannot find type `NewRow` in this scope
[INFO] [stderr]   --> src/main.rs:18:14
[INFO] [stderr]    |
[INFO] [stderr] 18 |     #[derive(Insertable)]
[INFO] [stderr]    |              ^^^^^^^^^^ names from parent modules are not accessible without an explicit import
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #50504 <https://github.com/rust-lang/rust/issues/50504>
[INFO] [stderr] 
[INFO] [stderr] warning: cannot find type `table` in this scope
[INFO] [stderr]    --> <::diesel::macros::table_body macros>:191:38
[INFO] [stderr]     |
[INFO] [stderr] 191 |         [derive (Debug, Clone, Copy, QueryId)] /// The actual table struct
[INFO] [stderr]     |                                      ^^^^^^^ names from parent modules are not accessible without an explicit import
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(proc_macro_derive_resolution_fallback)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #50504 <https://github.com/rust-lang/rust/issues/50504>
[INFO] [stderr] 
[INFO] [stderr] warning: cannot find type `table` in this scope
[INFO] [stderr]    --> <::diesel::macros::table_body macros>:191:38
[INFO] [stderr]     |
[INFO] [stderr] 191 |         [derive (Debug, Clone, Copy, QueryId)] /// The actual table struct
[INFO] [stderr]     |                                      ^^^^^^^ names from parent modules are not accessible without an explicit import
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #50504 <https://github.com/rust-lang/rust/issues/50504>
[INFO] [stderr] 
[INFO] [stderr] warning: cannot find type `id` in this scope
[INFO] [stderr]  --> <::diesel::macros::__diesel_column macros>:5:34
[INFO] [stderr]   |
[INFO] [stderr] 5 |     [derive (Debug, Clone, Copy, QueryId, Default)] pub struct $ column_name ;
[INFO] [stderr]   |                                  ^^^^^^^ names from parent modules are not accessible without an explicit import
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]   = note: for more information, see issue #50504 <https://github.com/rust-lang/rust/issues/50504>
[INFO] [stderr] 
[INFO] [stderr] warning: cannot find type `labels` in this scope
[INFO] [stderr]  --> <::diesel::macros::__diesel_column macros>:5:34
[INFO] [stderr]   |
[INFO] [stderr] 5 |     [derive (Debug, Clone, Copy, QueryId, Default)] pub struct $ column_name ;
[INFO] [stderr]   |                                  ^^^^^^^ names from parent modules are not accessible without an explicit import
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]   = note: for more information, see issue #50504 <https://github.com/rust-lang/rust/issues/50504>
[INFO] [stderr] 
[INFO] [stderr] warning: cannot find type `t` in this scope
[INFO] [stderr]   --> src/main.rs:18:14
[INFO] [stderr]    |
[INFO] [stderr] 18 |     #[derive(Insertable)]
[INFO] [stderr]    |              ^^^^^^^^^^ names from parent modules are not accessible without an explicit import
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #50504 <https://github.com/rust-lang/rust/issues/50504>
[INFO] [stderr] 
[INFO] [stderr] warning: cannot find type `NewRow` in this scope
[INFO] [stderr]   --> src/main.rs:18:14
[INFO] [stderr]    |
[INFO] [stderr] 18 |     #[derive(Insertable)]
[INFO] [stderr]    |              ^^^^^^^^^^ names from parent modules are not accessible without an explicit import
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #50504 <https://github.com/rust-lang/rust/issues/50504>
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `conn`
[INFO] [stderr]   --> src/main.rs:25:26
[INFO] [stderr]    |
[INFO] [stderr] 25 | fn count_distinct_labels(conn: &PgConnection) -> i64 {
[INFO] [stderr]    |                          ^^^^ help: consider prefixing with an underscore: `_conn`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `conn`
[INFO] [stderr]   --> src/main.rs:25:26
[INFO] [stderr]    |
[INFO] [stderr] 25 | fn count_distinct_labels(conn: &PgConnection) -> i64 {
[INFO] [stderr]    |                          ^^^^ help: consider prefixing with an underscore: `_conn`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.75s
[INFO] running `"docker" "inspect" "eb099986ac05711609b6d205769c8e93fa6061f1c9fbc64617cdcef5f44e7627"`
[INFO] running `"docker" "rm" "-f" "eb099986ac05711609b6d205769c8e93fa6061f1c9fbc64617cdcef5f44e7627"`
[INFO] [stdout] eb099986ac05711609b6d205769c8e93fa6061f1c9fbc64617cdcef5f44e7627