[INFO] fetching crate potential_utf 0.1.0...
[INFO] checking potential_utf-0.1.0 against try#31561a63598a0f21fc74c024747ef1310fdd2eb2 for pr-133536
[INFO] extracting crate potential_utf 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate potential_utf 0.1.0 on toolchain 31561a63598a0f21fc74c024747ef1310fdd2eb2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate potential_utf 0.1.0
[INFO] finished tweaking crates.io crate potential_utf 0.1.0
[INFO] tweaked toml for crates.io crate potential_utf 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 15 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 14a2354e26339c6cc8145b07e21280313b6bc757f4cee88238f370f2b9d3269f
[INFO] running `Command { std: "docker" "start" "-a" "14a2354e26339c6cc8145b07e21280313b6bc757f4cee88238f370f2b9d3269f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "14a2354e26339c6cc8145b07e21280313b6bc757f4cee88238f370f2b9d3269f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14a2354e26339c6cc8145b07e21280313b6bc757f4cee88238f370f2b9d3269f", kill_on_drop: false }`
[INFO] [stdout] 14a2354e26339c6cc8145b07e21280313b6bc757f4cee88238f370f2b9d3269f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 027a15d3536aa0b0bc5551d75e4e3ee3e11065dc77b2b54486bd6b4f94a7198a
[INFO] running `Command { std: "docker" "start" "-a" "027a15d3536aa0b0bc5551d75e4e3ee3e11065dc77b2b54486bd6b4f94a7198a", kill_on_drop: false }`
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking potential_utf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `zerovec`
[INFO] [stdout]    --> src/uchar.rs:270:9
[INFO] [stdout]     |
[INFO] [stdout] 270 |     use zerovec::ZeroVec;
[INFO] [stdout]     |         ^^^^^^^ use of undeclared crate or module `zerovec`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `databake`
[INFO] [stdout]    --> src/uchar.rs:337:9
[INFO] [stdout]     |
[INFO] [stdout] 337 |         databake::test_bake!(
[INFO] [stdout]     |         ^^^^^^^^ use of undeclared crate or module `databake`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `databake`
[INFO] [stdout]    --> src/uchar.rs:344:9
[INFO] [stdout]     |
[INFO] [stdout] 344 |         databake::test_bake!(
[INFO] [stdout]     |         ^^^^^^^^ use of undeclared crate or module `databake`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `uchar::PotentialCodePoint: serde::ser::Serialize` is not satisfied
[INFO] [stdout]     --> src/uchar.rs:275:31
[INFO] [stdout]      |
[INFO] [stdout] 275  |         serde_json::to_string(&uc).expect_err("serialize invalid char bytes");
[INFO] [stdout]      |         --------------------- ^^^ the trait `serde::ser::Serialize` is not implemented for `uchar::PotentialCodePoint`
[INFO] [stdout]      |         |
[INFO] [stdout]      |         required by a bound introduced by this call
[INFO] [stdout]      |
[INFO] [stdout]      = note: for local types consider adding `#[derive(serde::Serialize)]` to your `uchar::PotentialCodePoint` 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 `serde::ser::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 131 others
[INFO] [stdout] note: required by a bound in `serde_json::to_string`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/serde_json-1.0.133/src/ser.rs:2211:17
[INFO] [stdout]      |
[INFO] [stdout] 2209 | pub fn to_string<T>(value: &T) -> Result<String>
[INFO] [stdout]      |        --------- required by a bound in this function
[INFO] [stdout] 2210 | where
[INFO] [stdout] 2211 |     T: ?Sized + Serialize,
[INFO] [stdout]      |                 ^^^^^^^^^ required by this bound in `to_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `uchar::PotentialCodePoint: serde::ser::Serialize` is not satisfied
[INFO] [stdout]    --> src/uchar.rs:276:28
[INFO] [stdout]     |
[INFO] [stdout] 276 |         bincode::serialize(&uc).expect_err("serialize invalid char bytes");
[INFO] [stdout]     |         ------------------ ^^^ the trait `serde::ser::Serialize` is not implemented for `uchar::PotentialCodePoint`
[INFO] [stdout]     |         |
[INFO] [stdout]     |         required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = note: for local types consider adding `#[derive(serde::Serialize)]` to your `uchar::PotentialCodePoint` 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 `serde::ser::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 131 others
[INFO] [stdout] note: required by a bound in `bincode::serialize`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bincode-1.3.3/src/lib.rs:108:8
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub fn serialize<T: ?Sized>(value: &T) -> Result<Vec<u8>>
[INFO] [stdout]     |        --------- required by a bound in this function
[INFO] [stdout] 107 | where
[INFO] [stdout] 108 |     T: serde::Serialize,
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^ required by this bound in `serialize`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `uchar::PotentialCodePoint: serde::ser::Serialize` is not satisfied
[INFO] [stdout]     --> src/uchar.rs:283:46
[INFO] [stdout]      |
[INFO] [stdout] 283  |         let json_ser = serde_json::to_string(&uc).unwrap();
[INFO] [stdout]      |                        --------------------- ^^^ the trait `serde::ser::Serialize` is not implemented for `uchar::PotentialCodePoint`
[INFO] [stdout]      |                        |
[INFO] [stdout]      |                        required by a bound introduced by this call
[INFO] [stdout]      |
[INFO] [stdout]      = note: for local types consider adding `#[derive(serde::Serialize)]` to your `uchar::PotentialCodePoint` 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 `serde::ser::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 131 others
[INFO] [stdout] note: required by a bound in `serde_json::to_string`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/serde_json-1.0.133/src/ser.rs:2211:17
[INFO] [stdout]      |
[INFO] [stdout] 2209 | pub fn to_string<T>(value: &T) -> Result<String>
[INFO] [stdout]      |        --------- required by a bound in this function
[INFO] [stdout] 2210 | where
[INFO] [stdout] 2211 |     T: ?Sized + Serialize,
[INFO] [stdout]      |                 ^^^^^^^^^ required by this bound in `to_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `uchar::PotentialCodePoint: serde::de::Deserialize<'_>` is not satisfied
[INFO] [stdout]     --> src/uchar.rs:287:43
[INFO] [stdout]      |
[INFO] [stdout] 287  |         let json_de: PotentialCodePoint = serde_json::from_str(&json_ser).unwrap();
[INFO] [stdout]      |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `serde::de::Deserialize<'_>` is not implemented for `uchar::PotentialCodePoint`
[INFO] [stdout]      |
[INFO] [stdout]      = note: for local types consider adding `#[derive(serde::Deserialize)]` to your `uchar::PotentialCodePoint` 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 `serde::de::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 142 others
[INFO] [stdout] note: required by a bound in `serde_json::from_str`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/serde_json-1.0.133/src/de.rs:2694:8
[INFO] [stdout]      |
[INFO] [stdout] 2692 | pub fn from_str<'a, T>(s: &'a str) -> Result<T>
[INFO] [stdout]      |        -------- required by a bound in this function
[INFO] [stdout] 2693 | where
[INFO] [stdout] 2694 |     T: de::Deserialize<'a>,
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^^^ required by this bound in `from_str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `uchar::PotentialCodePoint: serde::ser::Serialize` is not satisfied
[INFO] [stdout]    --> src/uchar.rs:296:44
[INFO] [stdout]     |
[INFO] [stdout] 296 |         let bytes_ser = bincode::serialize(&uc).unwrap();
[INFO] [stdout]     |                         ------------------ ^^^ the trait `serde::ser::Serialize` is not implemented for `uchar::PotentialCodePoint`
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = note: for local types consider adding `#[derive(serde::Serialize)]` to your `uchar::PotentialCodePoint` 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 `serde::ser::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 131 others
[INFO] [stdout] note: required by a bound in `bincode::serialize`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bincode-1.3.3/src/lib.rs:108:8
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub fn serialize<T: ?Sized>(value: &T) -> Result<Vec<u8>>
[INFO] [stdout]     |        --------- required by a bound in this function
[INFO] [stdout] 107 | where
[INFO] [stdout] 108 |     T: serde::Serialize,
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^ required by this bound in `serialize`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `uchar::PotentialCodePoint: serde::de::Deserialize<'_>` is not satisfied
[INFO] [stdout]    --> src/uchar.rs:300:44
[INFO] [stdout]     |
[INFO] [stdout] 300 |         let bytes_de: PotentialCodePoint = bincode::deserialize(&bytes_ser).unwrap();
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `serde::de::Deserialize<'_>` is not implemented for `uchar::PotentialCodePoint`
[INFO] [stdout]     |
[INFO] [stdout]     = note: for local types consider adding `#[derive(serde::Deserialize)]` to your `uchar::PotentialCodePoint` 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 `serde::de::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 142 others
[INFO] [stdout] note: required by a bound in `bincode::deserialize`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bincode-1.3.3/src/lib.rs:179:8
[INFO] [stdout]     |
[INFO] [stdout] 177 | pub fn deserialize<'a, T>(bytes: &'a [u8]) -> Result<T>
[INFO] [stdout]     |        ----------- required by a bound in this function
[INFO] [stdout] 178 | where
[INFO] [stdout] 179 |     T: serde::de::Deserialize<'a>,
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `deserialize`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `potential_utf` (lib test) due to 9 previous errors
[INFO] running `Command { std: "docker" "inspect" "027a15d3536aa0b0bc5551d75e4e3ee3e11065dc77b2b54486bd6b4f94a7198a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "027a15d3536aa0b0bc5551d75e4e3ee3e11065dc77b2b54486bd6b4f94a7198a", kill_on_drop: false }`
[INFO] [stdout] 027a15d3536aa0b0bc5551d75e4e3ee3e11065dc77b2b54486bd6b4f94a7198a
