[INFO] crate diesel_derives 1.4.1 is already in cache
[INFO] testing diesel_derives-1.4.1 against 1.44.0 for beta-1.45-1
[INFO] extracting crate diesel_derives 1.4.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate diesel_derives 1.4.1 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate diesel_derives 1.4.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate diesel_derives 1.4.1
[INFO] tweaked toml for crates.io crate diesel_derives 1.4.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[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" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3351ae4f19ad2a9331bae3995007f8824deb50bdb0f82303c3e6c5cc982e9fc6
[INFO] running `"docker" "start" "-a" "3351ae4f19ad2a9331bae3995007f8824deb50bdb0f82303c3e6c5cc982e9fc6"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling diesel_derives v1.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.86s
[INFO] running `"docker" "inspect" "3351ae4f19ad2a9331bae3995007f8824deb50bdb0f82303c3e6c5cc982e9fc6"`
[INFO] running `"docker" "rm" "-f" "3351ae4f19ad2a9331bae3995007f8824deb50bdb0f82303c3e6c5cc982e9fc6"`
[INFO] [stdout] 3351ae4f19ad2a9331bae3995007f8824deb50bdb0f82303c3e6c5cc982e9fc6
[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" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4fbe78e285094ce914039bb788553e2043610ad19206bee3539dfa6131aa6634
[INFO] running `"docker" "start" "-a" "4fbe78e285094ce914039bb788553e2043610ad19206bee3539dfa6131aa6634"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling backtrace v0.3.48
[INFO] [stderr]    Compiling diesel_derives v1.4.1
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling derive-error-chain v0.10.1
[INFO] [stderr]    Compiling dotenv v0.10.1
[INFO] [stderr]    Compiling diesel v1.4.4
[INFO] [stderr]    Compiling diesel_derives v1.4.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: At least one backend must be used to test this crate.
[INFO] [stderr]  Pass argument `--features "<backend>"` with one or more of the following backends, 'mysql', 'postgres', or 'sqlite'. 
[INFO] [stderr] 
[INFO] [stderr]  ex. cargo test --features "mysql postgres sqlite"
[INFO] [stderr] 
[INFO] [stderr]   --> tests/helpers.rs:59:9
[INFO] [stderr]    |
[INFO] [stderr] 59 | /         compile_error!(
[INFO] [stderr] 60 | |             "At least one backend must be used to test this crate.\n \
[INFO] [stderr] 61 | |             Pass argument `--features \"<backend>\"` with one or more of the following backends, \
[INFO] [stderr] 62 | |             'mysql', 'postgres', or 'sqlite'. \n\n \
[INFO] [stderr] 63 | |             ex. cargo test --features \"mysql postgres sqlite\"\n"
[INFO] [stderr] 64 | |         );
[INFO] [stderr]    | |__________^
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `helpers::connection`
[INFO] [stderr]  --> tests/queryable.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use helpers::connection;
[INFO] [stderr]   |     ^^^^^^^^^----------
[INFO] [stderr]   |     |        |
[INFO] [stderr]   |     |        help: a similar name exists in the module (notice the capitalization): `Connection`
[INFO] [stderr]   |     no `connection` in `helpers`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `helpers::connection`
[INFO] [stderr]  --> tests/queryable_by_name.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use helpers::connection;
[INFO] [stderr]   |     ^^^^^^^^^----------
[INFO] [stderr]   |     |        |
[INFO] [stderr]   |     |        help: a similar name exists in the module (notice the capitalization): `Connection`
[INFO] [stderr]   |     no `connection` in `helpers`
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `TestConnection` in this scope
[INFO] [stderr]   --> tests/helpers.rs:68:58
[INFO] [stderr]    |
[INFO] [stderr] 68 | pub fn connection_with_sean_and_tess_in_users_table() -> TestConnection {
[INFO] [stderr]    |                                                          ^^^^^^^^^^^^^^ help: a trait with a similar name exists: `Connection`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/diesel-1.4.4/src/connection/mod.rs:30:1
[INFO] [stderr]    |
[INFO] [stderr] 30 | pub trait Connection: SimpleConnection + Sized + Send {
[INFO] [stderr]    | ----------------------------------------------------- similarly named trait `Connection` defined here
[INFO] [stderr] 
[INFO] [stderr] error[E0425]: cannot find function `connection` in this scope
[INFO] [stderr]   --> tests/helpers.rs:71:22
[INFO] [stderr]    |
[INFO] [stderr] 71 |     let connection = connection();
[INFO] [stderr]    |                      ^^^^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `TestConnection` in this scope
[INFO] [stderr]   --> tests/associations.rs:4:17
[INFO] [stderr]    |
[INFO] [stderr] 4  | type Backend = <TestConnection as Connection>::Backend;
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^ help: a trait with a similar name exists: `Connection`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/diesel-1.4.4/src/connection/mod.rs:30:1
[INFO] [stderr]    |
[INFO] [stderr] 30 | pub trait Connection: SimpleConnection + Sized + Send {
[INFO] [stderr]    | ----------------------------------------------------- similarly named trait `Connection` defined here
[INFO] [stderr] 
[INFO] [stderr] error[E0423]: expected function, found module `connection`
[INFO] [stderr]   --> tests/insertable.rs:21:16
[INFO] [stderr]    |
[INFO] [stderr] 21 |     let conn = connection();
[INFO] [stderr]    |                ^^^^^^^^^^ not a function
[INFO] [stderr] 
[INFO] [stderr] error[E0423]: expected function, found module `connection`
[INFO] [stderr]   --> tests/insertable.rs:47:16
[INFO] [stderr]    |
[INFO] [stderr] 47 |     let conn = connection();
[INFO] [stderr]    |                ^^^^^^^^^^ not a function
[INFO] [stderr] 
[INFO] [stderr] error[E0423]: expected function, found module `connection`
[INFO] [stderr]   --> tests/insertable.rs:72:24
[INFO] [stderr]    |
[INFO] [stderr] 72 |               let conn = connection();
[INFO] [stderr]    |                          ^^^^^^^^^^ not a function
[INFO] [stderr] ...
[INFO] [stderr] 84 | / test_struct_definition! {
[INFO] [stderr] 85 | |     struct_with_option_field,
[INFO] [stderr] 86 | |     struct NewUser {
[INFO] [stderr] 87 | |         name: String,
[INFO] [stderr] 88 | |         hair_color: Option<String>,
[INFO] [stderr] 89 | |     }
[INFO] [stderr] 90 | | }
[INFO] [stderr]    | |_- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0423]: expected function, found module `connection`
[INFO] [stderr]   --> tests/insertable.rs:72:24
[INFO] [stderr]    |
[INFO] [stderr] 72 |               let conn = connection();
[INFO] [stderr]    |                          ^^^^^^^^^^ not a function
[INFO] [stderr] ...
[INFO] [stderr] 92 | / test_struct_definition! {
[INFO] [stderr] 93 | |     pub_struct_definition,
[INFO] [stderr] 94 | |     pub struct NewUser {
[INFO] [stderr] 95 | |         name: String,
[INFO] [stderr] 96 | |         hair_color: Option<String>,
[INFO] [stderr] 97 | |     }
[INFO] [stderr] 98 | | }
[INFO] [stderr]    | |_- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0423]: expected function, found module `connection`
[INFO] [stderr]    --> tests/insertable.rs:72:24
[INFO] [stderr]     |
[INFO] [stderr] 72  |               let conn = connection();
[INFO] [stderr]     |                          ^^^^^^^^^^ not a function
[INFO] [stderr] ...
[INFO] [stderr] 100 | / test_struct_definition! {
[INFO] [stderr] 101 | |     struct_with_pub_field,
[INFO] [stderr] 102 | |     pub struct NewUser {
[INFO] [stderr] 103 | |         pub name: String,
[INFO] [stderr] 104 | |         hair_color: Option<String>,
[INFO] [stderr] 105 | |     }
[INFO] [stderr] 106 | | }
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0423]: expected function, found module `connection`
[INFO] [stderr]    --> tests/insertable.rs:72:24
[INFO] [stderr]     |
[INFO] [stderr] 72  |               let conn = connection();
[INFO] [stderr]     |                          ^^^^^^^^^^ not a function
[INFO] [stderr] ...
[INFO] [stderr] 108 | / test_struct_definition! {
[INFO] [stderr] 109 | |     struct_with_pub_option_field,
[INFO] [stderr] 110 | |     pub struct NewUser {
[INFO] [stderr] 111 | |         name: String,
[INFO] [stderr] 112 | |         pub hair_color: Option<String>,
[INFO] [stderr] 113 | |     }
[INFO] [stderr] 114 | | }
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0423]: expected function, found module `connection`
[INFO] [stderr]    --> tests/insertable.rs:72:24
[INFO] [stderr]     |
[INFO] [stderr] 72  |               let conn = connection();
[INFO] [stderr]     |                          ^^^^^^^^^^ not a function
[INFO] [stderr] ...
[INFO] [stderr] 116 | / test_struct_definition! {
[INFO] [stderr] 117 | |     named_struct_with_borrowed_body,
[INFO] [stderr] 118 | |     struct NewUser<'a> {
[INFO] [stderr] 119 | |         name: &'a str,
[INFO] [stderr] 120 | |         hair_color: Option<&'a str>,
[INFO] [stderr] 121 | |     }
[INFO] [stderr] 122 | | }
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0423]: expected function, found module `connection`
[INFO] [stderr]    --> tests/insertable.rs:134:16
[INFO] [stderr]     |
[INFO] [stderr] 134 |     let conn = connection();
[INFO] [stderr]     |                ^^^^^^^^^^ not a function
[INFO] [stderr] 
[INFO] [stderr] error[E0423]: expected function, found module `connection`
[INFO] [stderr]    --> tests/insertable.rs:162:16
[INFO] [stderr]     |
[INFO] [stderr] 162 |     let conn = connection();
[INFO] [stderr]     |                ^^^^^^^^^^ not a function
[INFO] [stderr] 
[INFO] [stderr] error[E0423]: expected function, found module `connection`
[INFO] [stderr]    --> tests/insertable.rs:188:16
[INFO] [stderr]     |
[INFO] [stderr] 188 |     let conn = connection();
[INFO] [stderr]     |                ^^^^^^^^^^ not a function
[INFO] [stderr] 
[INFO] [stderr] error[E0423]: expected function, found module `connection`
[INFO] [stderr]    --> tests/insertable.rs:211:16
[INFO] [stderr]     |
[INFO] [stderr] 211 |     let conn = connection();
[INFO] [stderr]     |                ^^^^^^^^^^ not a function
[INFO] [stderr] 
[INFO] [stderr] error[E0423]: expected function, found module `connection`
[INFO] [stderr]    --> tests/insertable.rs:282:16
[INFO] [stderr]     |
[INFO] [stderr] 282 |     let conn = connection();
[INFO] [stderr]     |                ^^^^^^^^^^ not a function
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `diesel::sql_query`
[INFO] [stderr]  --> tests/helpers.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use diesel::sql_query;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]  --> tests/tests.rs:1:9
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![deny(warnings)]
[INFO] [stderr]   |         ^^^^^^^^
[INFO] [stderr]   = note: `#[warn(unused_imports)]` implied by `#[warn(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `helpers::*`
[INFO] [stderr]  --> tests/associations.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use helpers::*;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `helpers::*`
[INFO] [stderr]  --> tests/insertable.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use helpers::*;
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 18 previous errors; 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0412, E0423, E0425, E0432.
[INFO] [stderr] For more information about an error, try `rustc --explain E0412`.
[INFO] [stderr] error: could not compile `diesel_derives`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "4fbe78e285094ce914039bb788553e2043610ad19206bee3539dfa6131aa6634"`
[INFO] running `"docker" "rm" "-f" "4fbe78e285094ce914039bb788553e2043610ad19206bee3539dfa6131aa6634"`
[INFO] [stdout] 4fbe78e285094ce914039bb788553e2043610ad19206bee3539dfa6131aa6634