[INFO] fetching crate transmog-pot 0.3.0...
[INFO] testing transmog-pot-0.3.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate transmog-pot 0.3.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate transmog-pot 0.3.0
[INFO] finished tweaking crates.io crate transmog-pot 0.3.0
[INFO] tweaked toml for crates.io crate transmog-pot 0.3.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate transmog-pot 0.3.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 12 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b1170512d51e1948ff5b605f7aae033a3d1b09d5ec6a3f916ff835dd46173412
[INFO] running `Command { std: "docker" "start" "-a" "b1170512d51e1948ff5b605f7aae033a3d1b09d5ec6a3f916ff835dd46173412", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1170512d51e1948ff5b605f7aae033a3d1b09d5ec6a3f916ff835dd46173412", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1170512d51e1948ff5b605f7aae033a3d1b09d5ec6a3f916ff835dd46173412", kill_on_drop: false }`
[INFO] [stdout] b1170512d51e1948ff5b605f7aae033a3d1b09d5ec6a3f916ff835dd46173412
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 36b31feb9e9442c381ebb44884c86f0bcb21c80c445326afc3cd260ed46eeb9a
[INFO] running `Command { std: "docker" "start" "-a" "36b31feb9e9442c381ebb44884c86f0bcb21c80c445326afc3cd260ed46eeb9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling transmog v0.1.0
[INFO] [stderr]    Compiling pot v3.0.1
[INFO] [stderr]    Compiling transmog-pot v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "36b31feb9e9442c381ebb44884c86f0bcb21c80c445326afc3cd260ed46eeb9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36b31feb9e9442c381ebb44884c86f0bcb21c80c445326afc3cd260ed46eeb9a", kill_on_drop: false }`
[INFO] [stdout] 36b31feb9e9442c381ebb44884c86f0bcb21c80c445326afc3cd260ed46eeb9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93d18fe2222ee8f018b9ce8761ec1ad190c1ef3ec75b385c63a98cc3423b1126
[INFO] running `Command { std: "docker" "start" "-a" "93d18fe2222ee8f018b9ce8761ec1ad190c1ef3ec75b385c63a98cc3423b1126", kill_on_drop: false }`
[INFO] [stderr]    Compiling transmog v0.1.0
[INFO] [stderr]    Compiling transmog-pot v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: cannot find derive macro `Serialize` in this scope
[INFO] [stdout]   --> src/lib.rs:78:14
[INFO] [stdout]    |
[INFO] [stdout] 78 |     #[derive(Serialize, Deserialize)]
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Serialize` is imported here, but it is only a trait, without a derive macro
[INFO] [stdout]   --> src/lib.rs:19:48
[INFO] [stdout]    |
[INFO] [stdout] 19 | use serde::{de::DeserializeOwned, Deserialize, Serialize};
[INFO] [stdout]    |                                                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Deserialize` in this scope
[INFO] [stdout]   --> src/lib.rs:78:25
[INFO] [stdout]    |
[INFO] [stdout] 78 |     #[derive(Serialize, Deserialize)]
[INFO] [stdout]    |                         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Deserialize` is imported here, but it is only a trait, without a derive macro
[INFO] [stdout]   --> src/lib.rs:19:35
[INFO] [stdout]    |
[INFO] [stdout] 19 | use serde::{de::DeserializeOwned, Deserialize, Serialize};
[INFO] [stdout]    |                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `serde` in this scope
[INFO] [stdout]   --> src/lib.rs:80:11
[INFO] [stdout]    |
[INFO] [stdout] 80 |         #[serde(borrow)]
[INFO] [stdout]    |           ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `serde` is in scope, but it is a crate, not an attribute
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Test<'_>: Serialize` is not satisfied
[INFO] [stdout]   --> src/lib.rs:87:36
[INFO] [stdout]    |
[INFO] [stdout] 87 |     let serialized = pot.serialize(&value).unwrap();
[INFO] [stdout]    |                          --------- ^^^^^^ unsatisfied trait bound
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          required by a bound introduced by this call
[INFO] [stdout]    |
[INFO] [stdout] help: the trait `Serialize` is not implemented for `Test<'_>`
[INFO] [stdout]   --> src/lib.rs:79:5
[INFO] [stdout]    |
[INFO] [stdout] 79 |     struct Test<'a> {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: for local types consider adding `#[derive(serde::Serialize)]` to your `Test<'_>` type
[INFO] [stdout]    = note: for types from other crates check whether the crate offers a `serde` feature flag
[INFO] [stdout]    = help: the following other types implement trait `Serialize`:
[INFO] [stdout]              &'a T
[INFO] [stdout]              &'a mut T
[INFO] [stdout]              ()
[INFO] [stdout]              (T,)
[INFO] [stdout]              (T0, T1)
[INFO] [stdout]              (T0, T1, T2)
[INFO] [stdout]              (T0, T1, T2, T3)
[INFO] [stdout]              (T0, T1, T2, T3, T4)
[INFO] [stdout]            and 132 others
[INFO] [stdout] note: required for `Pot` to implement `Format<'_, Test<'_>>`
[INFO] [stdout]   --> src/lib.rs:33:13
[INFO] [stdout]    |
[INFO] [stdout] 33 | impl<'a, T> Format<'a, T> for Pot
[INFO] [stdout]    |             ^^^^^^^^^^^^^     ^^^
[INFO] [stdout] 34 | where
[INFO] [stdout] 35 |     T: Serialize,
[INFO] [stdout]    |        --------- unsatisfied trait bound introduced here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Test<'_>: Serialize` is not satisfied
[INFO] [stdout]   --> src/lib.rs:89:38
[INFO] [stdout]    |
[INFO] [stdout] 89 |     let deserialized: Test<'_> = pot.deserialize_borrowed(&serialized).unwrap();
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stdout]    |
[INFO] [stdout] help: the trait `Serialize` is not implemented for `Test<'_>`
[INFO] [stdout]   --> src/lib.rs:79:5
[INFO] [stdout]    |
[INFO] [stdout] 79 |     struct Test<'a> {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: for local types consider adding `#[derive(serde::Serialize)]` to your `Test<'_>` type
[INFO] [stdout]    = note: for types from other crates check whether the crate offers a `serde` feature flag
[INFO] [stdout]    = help: the following other types implement trait `Serialize`:
[INFO] [stdout]              &'a T
[INFO] [stdout]              &'a mut T
[INFO] [stdout]              ()
[INFO] [stdout]              (T,)
[INFO] [stdout]              (T0, T1)
[INFO] [stdout]              (T0, T1, T2)
[INFO] [stdout]              (T0, T1, T2, T3)
[INFO] [stdout]              (T0, T1, T2, T3, T4)
[INFO] [stdout]            and 132 others
[INFO] [stdout] note: required for `Pot` to implement `Format<'_, Test<'_>>`
[INFO] [stdout]   --> src/lib.rs:33:13
[INFO] [stdout]    |
[INFO] [stdout] 33 | impl<'a, T> Format<'a, T> for Pot
[INFO] [stdout]    |             ^^^^^^^^^^^^^     ^^^
[INFO] [stdout] 34 | where
[INFO] [stdout] 35 |     T: Serialize,
[INFO] [stdout]    |        --------- unsatisfied trait bound introduced here
[INFO] [stdout] note: required by a bound in `deserialize_borrowed`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/transmog-0.1.0/src/lib.rs:49:40
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub trait BorrowedDeserializer<'a, T>: Format<'a, T> {
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^ required by this bound in `BorrowedDeserializer::deserialize_borrowed`
[INFO] [stdout] 50 |     /// Deserialize `T` from `data`, borrowing when possible.
[INFO] [stdout] 51 |     fn deserialize_borrowed(&self, data: &'a [u8]) -> Result<T, Self::Error>;
[INFO] [stdout]    |        -------------------- required by a bound in this associated function
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Test<'_>: Deserialize<'_>` is not satisfied
[INFO] [stdout]   --> src/lib.rs:89:38
[INFO] [stdout]    |
[INFO] [stdout] 89 |     let deserialized: Test<'_> = pot.deserialize_borrowed(&serialized).unwrap();
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stdout]    |
[INFO] [stdout] help: the trait `Deserialize<'_>` is not implemented for `Test<'_>`
[INFO] [stdout]   --> src/lib.rs:79:5
[INFO] [stdout]    |
[INFO] [stdout] 79 |     struct Test<'a> {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: for local types consider adding `#[derive(serde::Deserialize)]` to your `Test<'_>` type
[INFO] [stdout]    = note: for types from other crates check whether the crate offers a `serde` feature flag
[INFO] [stdout]    = help: the following other types implement trait `Deserialize<'de>`:
[INFO] [stdout]              &'a Path
[INFO] [stdout]              &'a [u8]
[INFO] [stdout]              &'a str
[INFO] [stdout]              ()
[INFO] [stdout]              (T,)
[INFO] [stdout]              (T0, T1)
[INFO] [stdout]              (T0, T1, T2)
[INFO] [stdout]              (T0, T1, T2, T3)
[INFO] [stdout]            and 143 others
[INFO] [stdout] note: required for `Pot` to implement `BorrowedDeserializer<'_, Test<'_>>`
[INFO] [stdout]   --> src/lib.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 | impl<'a, T> BorrowedDeserializer<'a, T> for Pot
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^     ^^^
[INFO] [stdout] 49 | where
[INFO] [stdout] 50 |     T: Serialize + Deserialize<'a>,
[INFO] [stdout]    |                    --------------- unsatisfied trait bound introduced here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `transmog-pot` (lib test) due to 6 previous errors
[INFO] running `Command { std: "docker" "inspect" "93d18fe2222ee8f018b9ce8761ec1ad190c1ef3ec75b385c63a98cc3423b1126", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93d18fe2222ee8f018b9ce8761ec1ad190c1ef3ec75b385c63a98cc3423b1126", kill_on_drop: false }`
[INFO] [stdout] 93d18fe2222ee8f018b9ce8761ec1ad190c1ef3ec75b385c63a98cc3423b1126