[INFO] fetching crate metrum 0.5.0...
[INFO] checking metrum-0.5.0 against master#39cb3386ddc6c71657418be28dbb3987eea4aa4b for pr-133536
[INFO] extracting crate metrum 0.5.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate metrum 0.5.0 on toolchain 39cb3386ddc6c71657418be28dbb3987eea4aa4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate metrum 0.5.0
[INFO] finished tweaking crates.io crate metrum 0.5.0
[INFO] tweaked toml for crates.io crate metrum 0.5.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 10 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d22e7f696a226331276bfc6405bae83bd1daf10b35fa38f7cd8eca53b3fcc436
[INFO] running `Command { std: "docker" "start" "-a" "d22e7f696a226331276bfc6405bae83bd1daf10b35fa38f7cd8eca53b3fcc436", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d22e7f696a226331276bfc6405bae83bd1daf10b35fa38f7cd8eca53b3fcc436", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d22e7f696a226331276bfc6405bae83bd1daf10b35fa38f7cd8eca53b3fcc436", kill_on_drop: false }`
[INFO] [stdout] d22e7f696a226331276bfc6405bae83bd1daf10b35fa38f7cd8eca53b3fcc436
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37077e79362d1863b37320e461b6fc12d073b6b31128e6eaa7808428093594af
[INFO] running `Command { std: "docker" "start" "-a" "37077e79362d1863b37320e461b6fc12d073b6b31128e6eaa7808428093594af", kill_on_drop: false }`
[INFO] [stderr]     Checking metrum v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stdout] warning: methods `into_tempc`, `into_tempf`, and `into_tempk` are never used
[INFO] [stdout]  --> src/temp/into_temp.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait IntoTemp {
[INFO] [stdout]   |           -------- methods in this trait
[INFO] [stdout] 4 |     fn into_tempc(self) -> Temp;
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 5 |     fn into_tempf(self) -> Temp;
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 6 |     fn into_tempk(self) -> Temp;
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling serde_derive v1.0.215
[INFO] [stderr]     Checking serde v1.0.215
[INFO] [stderr]     Checking serde_json v1.0.133
[INFO] [stdout] error: cannot find derive macro `Serialize` in this scope
[INFO] [stdout]   --> src/temp/mod.rs:85:21
[INFO] [stdout]    |
[INFO] [stdout] 85 |     #[derive(Debug, Serialize, Deserialize)]
[INFO] [stdout]    |                     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this derive macro
[INFO] [stdout]    |
[INFO] [stdout] 81 +     use serde::Serialize;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Deserialize` in this scope
[INFO] [stdout]   --> src/temp/mod.rs:85:32
[INFO] [stdout]    |
[INFO] [stdout] 85 |     #[derive(Debug, Serialize, Deserialize)]
[INFO] [stdout]    |                                ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this derive macro
[INFO] [stdout]    |
[INFO] [stdout] 81 +     use serde::Deserialize;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Serialize` in this scope
[INFO] [stdout]   --> src/temp/mod.rs:88:21
[INFO] [stdout]    |
[INFO] [stdout] 88 |     #[derive(Debug, Serialize, Deserialize)]
[INFO] [stdout]    |                     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this derive macro
[INFO] [stdout]    |
[INFO] [stdout] 81 +     use serde::Serialize;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Deserialize` in this scope
[INFO] [stdout]   --> src/temp/mod.rs:88:32
[INFO] [stdout]    |
[INFO] [stdout] 88 |     #[derive(Debug, Serialize, Deserialize)]
[INFO] [stdout]    |                                ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this derive macro
[INFO] [stdout]    |
[INFO] [stdout] 81 +     use serde::Deserialize;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Temp: Serialize` is not satisfied
[INFO] [stdout]     --> tests/serde.rs:4:17
[INFO] [stdout]      |
[INFO] [stdout] 4    | #[derive(Debug, Serialize, Deserialize, PartialEq)]
[INFO] [stdout]      |                 ^^^^^^^^^ the trait `Serialize` is not implemented for `Temp`
[INFO] [stdout] 5    | struct Foo {
[INFO] [stdout] 6    |     temp: Temp,
[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 `Temp` 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 by a bound in `_::_serde::ser::SerializeStruct::serialize_field`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/serde-1.0.215/src/ser/mod.rs:1867:21
[INFO] [stdout]      |
[INFO] [stdout] 1865 |     fn serialize_field<T>(&mut self, key: &'static str, value: &T) -> Result<(), Self::Error>
[INFO] [stdout]      |        --------------- required by a bound in this associated function
[INFO] [stdout] 1866 |     where
[INFO] [stdout] 1867 |         T: ?Sized + Serialize;
[INFO] [stdout]      |                     ^^^^^^^^^ required by this bound in `SerializeStruct::serialize_field`
[INFO] [stdout]      = note: this error originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Temp: Deserialize<'_>` is not satisfied
[INFO] [stdout]     --> tests/serde.rs:6:11
[INFO] [stdout]      |
[INFO] [stdout] 6    |     temp: Temp,
[INFO] [stdout]      |           ^^^^ the trait `Deserialize<'_>` is not implemented for `Temp`
[INFO] [stdout]      |
[INFO] [stdout]      = note: for local types consider adding `#[derive(serde::Deserialize)]` to your `Temp` 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 144 others
[INFO] [stdout] note: required by a bound in `next_element`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/serde-1.0.215/src/de/mod.rs:1732:12
[INFO] [stdout]      |
[INFO] [stdout] 1730 |     fn next_element<T>(&mut self) -> Result<Option<T>, Self::Error>
[INFO] [stdout]      |        ------------ required by a bound in this associated function
[INFO] [stdout] 1731 |     where
[INFO] [stdout] 1732 |         T: Deserialize<'de>,
[INFO] [stdout]      |            ^^^^^^^^^^^^^^^^ required by this bound in `SeqAccess::next_element`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Temp: Deserialize<'_>` is not satisfied
[INFO] [stdout]     --> tests/serde.rs:6:11
[INFO] [stdout]      |
[INFO] [stdout] 6    |     temp: Temp,
[INFO] [stdout]      |           ^^^^ the trait `Deserialize<'_>` is not implemented for `Temp`
[INFO] [stdout]      |
[INFO] [stdout]      = note: for local types consider adding `#[derive(serde::Deserialize)]` to your `Temp` 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 144 others
[INFO] [stdout] note: required by a bound in `next_value`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/serde-1.0.215/src/de/mod.rs:1871:12
[INFO] [stdout]      |
[INFO] [stdout] 1869 |     fn next_value<V>(&mut self) -> Result<V, Self::Error>
[INFO] [stdout]      |        ---------- required by a bound in this associated function
[INFO] [stdout] 1870 |     where
[INFO] [stdout] 1871 |         V: Deserialize<'de>,
[INFO] [stdout]      |            ^^^^^^^^^^^^^^^^ required by this bound in `MapAccess::next_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Temp: Deserialize<'_>` is not satisfied
[INFO] [stdout]   --> tests/serde.rs:4:28
[INFO] [stdout]    |
[INFO] [stdout] 4  | #[derive(Debug, Serialize, Deserialize, PartialEq)]
[INFO] [stdout]    |                            ^^^^^^^^^^^ the trait `Deserialize<'_>` is not implemented for `Temp`
[INFO] [stdout]    |
[INFO] [stdout]    = note: for local types consider adding `#[derive(serde::Deserialize)]` to your `Temp` 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 144 others
[INFO] [stdout] note: required by a bound in `_::_serde::__private::de::missing_field`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/serde-1.0.215/src/private/de.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn missing_field<'de, V, E>(field: &'static str) -> Result<V, E>
[INFO] [stdout]    |        ------------- required by a bound in this function
[INFO] [stdout] 24 | where
[INFO] [stdout] 25 |     V: Deserialize<'de>,
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^ required by this bound in `missing_field`
[INFO] [stdout]    = note: this error originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `metrum` (test "serde") due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0277]: the trait bound `temp::tests::TestData: Deserialize<'_>` is not satisfied
[INFO] [stdout]     --> src/temp/mod.rs:98:43
[INFO] [stdout]      |
[INFO] [stdout] 98   |         let data = serde_json::from_str::<TestData>(data_string.as_str()).unwrap();
[INFO] [stdout]      |                                           ^^^^^^^^ the trait `Deserialize<'_>` is not implemented for `temp::tests::TestData`
[INFO] [stdout]      |
[INFO] [stdout]      = note: for local types consider adding `#[derive(serde::Deserialize)]` to your `temp::tests::TestData` 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 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] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `metrum` (lib test) due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "37077e79362d1863b37320e461b6fc12d073b6b31128e6eaa7808428093594af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37077e79362d1863b37320e461b6fc12d073b6b31128e6eaa7808428093594af", kill_on_drop: false }`
[INFO] [stdout] 37077e79362d1863b37320e461b6fc12d073b6b31128e6eaa7808428093594af
