[INFO] cloning repository https://github.com/thecooldrop/warehouse
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thecooldrop/warehouse" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthecooldrop%2Fwarehouse", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthecooldrop%2Fwarehouse'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8f919eef31c573ecf69d47e83bd309018febe5f1
[INFO] building thecooldrop/warehouse against master#881c1ac408d93bb7adaa3a51dabab9266e82eee8 for issue-85264
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthecooldrop%2Fwarehouse" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/thecooldrop/warehouse on toolchain 881c1ac408d93bb7adaa3a51dabab9266e82eee8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/thecooldrop/warehouse
[INFO] finished tweaking git repo https://github.com/thecooldrop/warehouse
[INFO] tweaked toml for git repo https://github.com/thecooldrop/warehouse written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/thecooldrop/warehouse already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded testcontainers v0.12.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 280ff6fc90123928d21385efeb68c05889ed7fae1671569132d024b7a1419968
[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" "280ff6fc90123928d21385efeb68c05889ed7fae1671569132d024b7a1419968", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "280ff6fc90123928d21385efeb68c05889ed7fae1671569132d024b7a1419968", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "280ff6fc90123928d21385efeb68c05889ed7fae1671569132d024b7a1419968", kill_on_drop: false }`
[INFO] [stdout] 280ff6fc90123928d21385efeb68c05889ed7fae1671569132d024b7a1419968
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d8516c16376473c9101834e202c5afc23d63ac8dbede3ebf07e2d9da5f1e5dc
[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" "5d8516c16376473c9101834e202c5afc23d63ac8dbede3ebf07e2d9da5f1e5dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.90
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling cpuid-bool v0.2.0
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling httparse v1.4.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling tinyvec v1.2.0
[INFO] [stderr]    Compiling lock_api v0.4.3
[INFO] [stderr]    Compiling pear_codegen v0.1.4
[INFO] [stderr]    Compiling unicode-bidi v0.3.5
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling rocket_codegen v0.4.7
[INFO] [stderr]    Compiling rocket v0.4.7
[INFO] [stderr]    Compiling rocket_contrib_codegen v0.4.7
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling cipher v0.2.5
[INFO] [stderr]    Compiling universal-hash v0.4.0
[INFO] [stderr]    Compiling crypto-mac v0.10.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling aead v0.3.2
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling sha2 v0.9.3
[INFO] [stderr]    Compiling hmac v0.10.1
[INFO] [stderr]    Compiling polyval v0.4.5
[INFO] [stderr]    Compiling aes-soft v0.6.4
[INFO] [stderr]    Compiling ctr v0.6.0
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling hkdf v0.10.0
[INFO] [stderr]    Compiling ghash v0.3.1
[INFO] [stderr]    Compiling aes v0.6.0
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling aes-gcm v0.8.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.17
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling inotify-sys v0.1.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling filetime v0.2.14
[INFO] [stderr]    Compiling inotify v0.7.1
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling scheduled-thread-pool v0.2.5
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling r2d2 v0.8.9
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling notify v4.0.16
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling cookie v0.11.4
[INFO] [stderr]    Compiling hyper v0.10.16
[INFO] [stderr]    Compiling devise_core v0.2.0
[INFO] [stderr]    Compiling devise_codegen v0.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling diesel_derives v1.4.1
[INFO] [stderr]    Compiling devise v0.2.0
[INFO] [stderr]    Compiling pear v0.1.4
[INFO] [stderr]    Compiling rocket_http v0.4.7
[INFO] [stderr]    Compiling diesel v1.4.6
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling testcontainers v0.12.0
[INFO] [stderr]    Compiling migrations_internals v1.4.1
[INFO] [stderr]    Compiling rocket_contrib v0.4.7
[INFO] [stderr]    Compiling migrations_macros v1.4.2
[INFO] [stderr]    Compiling diesel_migrations v1.4.0
[INFO] [stderr]    Compiling warehouse v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0403]: the name `T` is already used for a generic parameter in this item's generic parameters
[INFO] [stdout]   --> src/mock/connections.rs:30:23
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl<U: Backend, T: TransactionManager<Self> + Default> Connection for AlreadyInTransactionConnection<T> {
[INFO] [stdout]    |                  - first use of `T`
[INFO] [stdout] ...
[INFO] [stdout] 30 |     fn query_by_index<T, U>(&self, source: T) -> QueryResult<Vec<U>> where
[INFO] [stdout]    |                       ^ already used
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0403]: the name `U` is already used for a generic parameter in this item's generic parameters
[INFO] [stdout]   --> src/mock/connections.rs:30:26
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl<U: Backend, T: TransactionManager<Self> + Default> Connection for AlreadyInTransactionConnection<T> {
[INFO] [stdout]    |      - first use of `U`
[INFO] [stdout] ...
[INFO] [stdout] 30 |     fn query_by_index<T, U>(&self, source: T) -> QueryResult<Vec<U>> where
[INFO] [stdout]    |                          ^ already used
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0403]: the name `T` is already used for a generic parameter in this item's generic parameters
[INFO] [stdout]   --> src/mock/connections.rs:38:22
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl<U: Backend, T: TransactionManager<Self> + Default> Connection for AlreadyInTransactionConnection<T> {
[INFO] [stdout]    |                  - first use of `T`
[INFO] [stdout] ...
[INFO] [stdout] 38 |     fn query_by_name<T, U>(&self, source: &T) -> QueryResult<Vec<U>> where
[INFO] [stdout]    |                      ^ already used
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0403]: the name `U` is already used for a generic parameter in this item's generic parameters
[INFO] [stdout]   --> src/mock/connections.rs:38:25
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl<U: Backend, T: TransactionManager<Self> + Default> Connection for AlreadyInTransactionConnection<T> {
[INFO] [stdout]    |      - first use of `U`
[INFO] [stdout] ...
[INFO] [stdout] 38 |     fn query_by_name<T, U>(&self, source: &T) -> QueryResult<Vec<U>> where
[INFO] [stdout]    |                         ^ already used
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0403]: the name `T` is already used for a generic parameter in this item's generic parameters
[INFO] [stdout]   --> src/mock/connections.rs:44:32
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl<U: Backend, T: TransactionManager<Self> + Default> Connection for AlreadyInTransactionConnection<T> {
[INFO] [stdout]    |                  - first use of `T`
[INFO] [stdout] ...
[INFO] [stdout] 44 |     fn execute_returning_count<T>(&self, source: &T) -> QueryResult<usize> where
[INFO] [stdout]    |                                ^ already used
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0403]: the name `T` is already used for a generic parameter in this item's generic parameters
[INFO] [stdout]   --> src/mock/connections.rs:74:23
[INFO] [stdout]    |
[INFO] [stdout] 62 | impl<U: Backend, T: TransactionManager<Self> + Default> Connection for RollBackTransactionConnection<T> {
[INFO] [stdout]    |                  - first use of `T`
[INFO] [stdout] ...
[INFO] [stdout] 74 |     fn query_by_index<T, U>(&self, source: T) -> QueryResult<Vec<U>> where
[INFO] [stdout]    |                       ^ already used
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0403]: the name `U` is already used for a generic parameter in this item's generic parameters
[INFO] [stdout]   --> src/mock/connections.rs:74:26
[INFO] [stdout]    |
[INFO] [stdout] 62 | impl<U: Backend, T: TransactionManager<Self> + Default> Connection for RollBackTransactionConnection<T> {
[INFO] [stdout]    |      - first use of `U`
[INFO] [stdout] ...
[INFO] [stdout] 74 |     fn query_by_index<T, U>(&self, source: T) -> QueryResult<Vec<U>> where
[INFO] [stdout]    |                          ^ already used
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0403]: the name `T` is already used for a generic parameter in this item's generic parameters
[INFO] [stdout]   --> src/mock/connections.rs:82:22
[INFO] [stdout]    |
[INFO] [stdout] 62 | impl<U: Backend, T: TransactionManager<Self> + Default> Connection for RollBackTransactionConnection<T> {
[INFO] [stdout]    |                  - first use of `T`
[INFO] [stdout] ...
[INFO] [stdout] 82 |     fn query_by_name<T, U>(&self, source: &T) -> QueryResult<Vec<U>> where
[INFO] [stdout]    |                      ^ already used
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0403]: the name `U` is already used for a generic parameter in this item's generic parameters
[INFO] [stdout]   --> src/mock/connections.rs:82:25
[INFO] [stdout]    |
[INFO] [stdout] 62 | impl<U: Backend, T: TransactionManager<Self> + Default> Connection for RollBackTransactionConnection<T> {
[INFO] [stdout]    |      - first use of `U`
[INFO] [stdout] ...
[INFO] [stdout] 82 |     fn query_by_name<T, U>(&self, source: &T) -> QueryResult<Vec<U>> where
[INFO] [stdout]    |                         ^ already used
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0403]: the name `T` is already used for a generic parameter in this item's generic parameters
[INFO] [stdout]   --> src/mock/connections.rs:88:32
[INFO] [stdout]    |
[INFO] [stdout] 62 | impl<U: Backend, T: TransactionManager<Self> + Default> Connection for RollBackTransactionConnection<T> {
[INFO] [stdout]    |                  - first use of `T`
[INFO] [stdout] ...
[INFO] [stdout] 88 |     fn execute_returning_count<T>(&self, source: &T) -> QueryResult<usize> where
[INFO] [stdout]    |                                ^ already used
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0403]: the name `T` is already used for a generic parameter in this item's generic parameters
[INFO] [stdout]    --> src/mock/connections.rs:118:23
[INFO] [stdout]     |
[INFO] [stdout] 106 | impl<U: Backend, T: TransactionManager<Self> + Default> Connection for NotFoundErrorConnection<T> {
[INFO] [stdout]     |                  - first use of `T`
[INFO] [stdout] ...
[INFO] [stdout] 118 |     fn query_by_index<T, U>(&self, source: T) -> QueryResult<Vec<U>> where
[INFO] [stdout]     |                       ^ already used
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0403]: the name `U` is already used for a generic parameter in this item's generic parameters
[INFO] [stdout]    --> src/mock/connections.rs:118:26
[INFO] [stdout]     |
[INFO] [stdout] 106 | impl<U: Backend, T: TransactionManager<Self> + Default> Connection for NotFoundErrorConnection<T> {
[INFO] [stdout]     |      - first use of `U`
[INFO] [stdout] ...
[INFO] [stdout] 118 |     fn query_by_index<T, U>(&self, source: T) -> QueryResult<Vec<U>> where
[INFO] [stdout]     |                          ^ already used
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0403]: the name `T` is already used for a generic parameter in this item's generic parameters
[INFO] [stdout]    --> src/mock/connections.rs:126:22
[INFO] [stdout]     |
[INFO] [stdout] 106 | impl<U: Backend, T: TransactionManager<Self> + Default> Connection for NotFoundErrorConnection<T> {
[INFO] [stdout]     |                  - first use of `T`
[INFO] [stdout] ...
[INFO] [stdout] 126 |     fn query_by_name<T, U>(&self, source: &T) -> QueryResult<Vec<U>> where
[INFO] [stdout]     |                      ^ already used
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0403]: the name `U` is already used for a generic parameter in this item's generic parameters
[INFO] [stdout]    --> src/mock/connections.rs:126:25
[INFO] [stdout]     |
[INFO] [stdout] 106 | impl<U: Backend, T: TransactionManager<Self> + Default> Connection for NotFoundErrorConnection<T> {
[INFO] [stdout]     |      - first use of `U`
[INFO] [stdout] ...
[INFO] [stdout] 126 |     fn query_by_name<T, U>(&self, source: &T) -> QueryResult<Vec<U>> where
[INFO] [stdout]     |                         ^ already used
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0403]: the name `T` is already used for a generic parameter in this item's generic parameters
[INFO] [stdout]    --> src/mock/connections.rs:132:32
[INFO] [stdout]     |
[INFO] [stdout] 106 | impl<U: Backend, T: TransactionManager<Self> + Default> Connection for NotFoundErrorConnection<T> {
[INFO] [stdout]     |                  - first use of `T`
[INFO] [stdout] ...
[INFO] [stdout] 132 |     fn execute_returning_count<T>(&self, source: &T) -> QueryResult<usize> where
[INFO] [stdout]     |                                ^ already used
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function, tuple struct or tuple variant `Okay` in this scope
[INFO] [stdout]   --> src/mock/connections.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         Okay(RollBackTransactionConnection(T::default()))
[INFO] [stdout]    |         ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rocket::http::Status`
[INFO] [stdout]  --> src/product/category/routes.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rocket::http::Status;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `diesel::prelude::*`
[INFO] [stdout]  --> src/product/category/routes.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use diesel::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `diesel::pg::Pg`
[INFO] [stdout]  --> src/product/category/routes.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use diesel::pg::Pg;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::mock::transactions::OkayTransactionManager`
[INFO] [stdout]  --> src/mock/connections.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::mock::transactions::OkayTransactionManager;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde::ser::StdError`
[INFO] [stdout]  --> src/mock/connections.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use serde::ser::StdError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0207]: the type parameter `U` is not constrained by the impl trait, self type, or predicates
[INFO] [stdout]   --> src/mock/connections.rs:18:6
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl<U: Backend, T: TransactionManager<Self> + Default> Connection for AlreadyInTransactionConnection<T> {
[INFO] [stdout]    |      ^ unconstrained type parameter
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0207]: the type parameter `U` is not constrained by the impl trait, self type, or predicates
[INFO] [stdout]   --> src/mock/connections.rs:62:6
[INFO] [stdout]    |
[INFO] [stdout] 62 | impl<U: Backend, T: TransactionManager<Self> + Default> Connection for RollBackTransactionConnection<T> {
[INFO] [stdout]    |      ^ unconstrained type parameter
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0207]: the type parameter `U` is not constrained by the impl trait, self type, or predicates
[INFO] [stdout]    --> src/mock/connections.rs:106:6
[INFO] [stdout]     |
[INFO] [stdout] 106 | impl<U: Backend, T: TransactionManager<Self> + Default> Connection for NotFoundErrorConnection<T> {
[INFO] [stdout]     |      ^ unconstrained type parameter
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 19 previous errors; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0207, E0403, E0425.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0207`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `warehouse`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "5d8516c16376473c9101834e202c5afc23d63ac8dbede3ebf07e2d9da5f1e5dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d8516c16376473c9101834e202c5afc23d63ac8dbede3ebf07e2d9da5f1e5dc", kill_on_drop: false }`
[INFO] [stdout] 5d8516c16376473c9101834e202c5afc23d63ac8dbede3ebf07e2d9da5f1e5dc
