[INFO] fetching crate maybe-multiple 0.1.0...
[INFO] testing maybe-multiple-0.1.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate maybe-multiple 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate maybe-multiple 0.1.0
[INFO] finished tweaking crates.io crate maybe-multiple 0.1.0
[INFO] tweaked toml for crates.io crate maybe-multiple 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate maybe-multiple 0.1.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 53 packages to latest compatible versions
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.17)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 09dcb78e33f075850161f69ad29c269fe6158395dd81469cfd44f4b284758e97
[INFO] running `Command { std: "docker" "start" "-a" "09dcb78e33f075850161f69ad29c269fe6158395dd81469cfd44f4b284758e97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09dcb78e33f075850161f69ad29c269fe6158395dd81469cfd44f4b284758e97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09dcb78e33f075850161f69ad29c269fe6158395dd81469cfd44f4b284758e97", kill_on_drop: false }`
[INFO] [stdout] 09dcb78e33f075850161f69ad29c269fe6158395dd81469cfd44f4b284758e97
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1add8d7d37454b2300c63886c95ac03a4c266e56ed0d23d048171ad5ee30d19c
[INFO] running `Command { std: "docker" "start" "-a" "1add8d7d37454b2300c63886c95ac03a4c266e56ed0d23d048171ad5ee30d19c", kill_on_drop: false }`
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling maybe-multiple v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "1add8d7d37454b2300c63886c95ac03a4c266e56ed0d23d048171ad5ee30d19c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1add8d7d37454b2300c63886c95ac03a4c266e56ed0d23d048171ad5ee30d19c", kill_on_drop: false }`
[INFO] [stdout] 1add8d7d37454b2300c63886c95ac03a4c266e56ed0d23d048171ad5ee30d19c
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a849b66c0ecf9df7b51628b45492b435769fc5117bad2e4957a393662c9ca04f
[INFO] running `Command { std: "docker" "start" "-a" "a849b66c0ecf9df7b51628b45492b435769fc5117bad2e4957a393662c9ca04f", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling wait-timeout v0.2.1
[INFO] [stderr]    Compiling bit-vec v0.8.0
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling unarray v0.1.4
[INFO] [stderr]    Compiling pretty_assertions v1.4.1
[INFO] [stderr]    Compiling bit-set v0.8.0
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling rand_xorshift v0.4.0
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling tempfile v3.23.0
[INFO] [stderr]    Compiling rusty-fork v0.3.1
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling proptest v1.9.0
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling structmeta-derive v0.3.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling structmeta v0.3.0
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling maybe-multiple v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling derive-ex v0.1.8
[INFO] [stderr]    Compiling test-strategy v0.4.3
[INFO] [stdout] error[E0277]: the trait bound `MaybeMultiple<u8>: serde::Serialize` is not satisfied
[INFO] [stdout]     --> src/maybe_multiple.rs:111:35
[INFO] [stdout]      |
[INFO] [stdout]  111 |             serde_json::to_string(&MaybeMultiple::<u8>::None).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 `serde_core::ser::Serialize` is not implemented for `MaybeMultiple<u8>`
[INFO] [stdout]     --> src/maybe_multiple.rs:11:1
[INFO] [stdout]      |
[INFO] [stdout]   11 | pub enum MaybeMultiple<T> {
[INFO] [stdout]      | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      = note: for local types consider adding `#[derive(serde::Serialize)]` to your `MaybeMultiple<u8>` 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_core::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 128 others
[INFO] [stdout] note: required by a bound in `serde_json::to_string`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_json-1.0.145/src/ser.rs:2247:17
[INFO] [stdout]      |
[INFO] [stdout] 2245 | pub fn to_string<T>(value: &T) -> Result<String>
[INFO] [stdout]      |        --------- required by a bound in this function
[INFO] [stdout] 2246 | where
[INFO] [stdout] 2247 |     T: ?Sized + Serialize,
[INFO] [stdout]      |                 ^^^^^^^^^ required by this bound in `to_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `MaybeMultiple<u8>: serde::Deserialize<'de>` is not satisfied
[INFO] [stdout]     --> src/maybe_multiple.rs:115:36
[INFO] [stdout]      |
[INFO] [stdout]  115 |             serde_json::from_str::<MaybeMultiple<u8>>("null").unwrap(),
[INFO] [stdout]      |                                    ^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stdout]      |
[INFO] [stdout] help: the trait `serde_core::de::Deserialize<'_>` is not implemented for `MaybeMultiple<u8>`
[INFO] [stdout]     --> src/maybe_multiple.rs:11:1
[INFO] [stdout]      |
[INFO] [stdout]   11 | pub enum MaybeMultiple<T> {
[INFO] [stdout]      | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      = note: for local types consider adding `#[derive(serde::Deserialize)]` to your `MaybeMultiple<u8>` 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_core::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 140 others
[INFO] [stdout] note: required by a bound in `serde_json::from_str`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_json-1.0.145/src/de.rs:2699:8
[INFO] [stdout]      |
[INFO] [stdout] 2697 | pub fn from_str<'a, T>(s: &'a str) -> Result<T>
[INFO] [stdout]      |        -------- required by a bound in this function
[INFO] [stdout] 2698 | where
[INFO] [stdout] 2699 |     T: de::Deserialize<'a>,
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^^^ required by this bound in `from_str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `MaybeMultiple<u8>: serde::Serialize` is not satisfied
[INFO] [stdout]     --> src/maybe_multiple.rs:124:35
[INFO] [stdout]      |
[INFO] [stdout]  124 |             serde_json::to_string(&maybe_multiple).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 `serde_core::ser::Serialize` is not implemented for `MaybeMultiple<u8>`
[INFO] [stdout]     --> src/maybe_multiple.rs:11:1
[INFO] [stdout]      |
[INFO] [stdout]   11 | pub enum MaybeMultiple<T> {
[INFO] [stdout]      | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      = note: for local types consider adding `#[derive(serde::Serialize)]` to your `MaybeMultiple<u8>` 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_core::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 128 others
[INFO] [stdout] note: required by a bound in `serde_json::to_string`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_json-1.0.145/src/ser.rs:2247:17
[INFO] [stdout]      |
[INFO] [stdout] 2245 | pub fn to_string<T>(value: &T) -> Result<String>
[INFO] [stdout]      |        --------- required by a bound in this function
[INFO] [stdout] 2246 | where
[INFO] [stdout] 2247 |     T: ?Sized + Serialize,
[INFO] [stdout]      |                 ^^^^^^^^^ required by this bound in `to_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `MaybeMultiple<_>: serde::Deserialize<'de>` is not satisfied
[INFO] [stdout]     --> src/maybe_multiple.rs:130:36
[INFO] [stdout]      |
[INFO] [stdout]  130 |             serde_json::from_str::<MaybeMultiple<_>>(&val_str).unwrap(),
[INFO] [stdout]      |                                    ^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stdout]      |
[INFO] [stdout] help: the trait `serde_core::de::Deserialize<'_>` is not implemented for `MaybeMultiple<_>`
[INFO] [stdout]     --> src/maybe_multiple.rs:11:1
[INFO] [stdout]      |
[INFO] [stdout]   11 | pub enum MaybeMultiple<T> {
[INFO] [stdout]      | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      = note: for local types consider adding `#[derive(serde::Deserialize)]` to your `MaybeMultiple<_>` 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_core::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 140 others
[INFO] [stdout] note: required by a bound in `serde_json::from_str`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_json-1.0.145/src/de.rs:2699:8
[INFO] [stdout]      |
[INFO] [stdout] 2697 | pub fn from_str<'a, T>(s: &'a str) -> Result<T>
[INFO] [stdout]      |        -------- required by a bound in this function
[INFO] [stdout] 2698 | where
[INFO] [stdout] 2699 |     T: de::Deserialize<'a>,
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^^^ required by this bound in `from_str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `MaybeMultiple<u8>: serde::Serialize` is not satisfied
[INFO] [stdout]     --> src/maybe_multiple.rs:139:35
[INFO] [stdout]      |
[INFO] [stdout]  139 |             serde_json::to_string(&maybe_multiple).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 `serde_core::ser::Serialize` is not implemented for `MaybeMultiple<u8>`
[INFO] [stdout]     --> src/maybe_multiple.rs:11:1
[INFO] [stdout]      |
[INFO] [stdout]   11 | pub enum MaybeMultiple<T> {
[INFO] [stdout]      | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      = note: for local types consider adding `#[derive(serde::Serialize)]` to your `MaybeMultiple<u8>` 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_core::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 128 others
[INFO] [stdout] note: required by a bound in `serde_json::to_string`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_json-1.0.145/src/ser.rs:2247:17
[INFO] [stdout]      |
[INFO] [stdout] 2245 | pub fn to_string<T>(value: &T) -> Result<String>
[INFO] [stdout]      |        --------- required by a bound in this function
[INFO] [stdout] 2246 | where
[INFO] [stdout] 2247 |     T: ?Sized + Serialize,
[INFO] [stdout]      |                 ^^^^^^^^^ required by this bound in `to_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `MaybeMultiple<_>: serde::Deserialize<'de>` is not satisfied
[INFO] [stdout]     --> src/maybe_multiple.rs:145:36
[INFO] [stdout]      |
[INFO] [stdout]  145 |             serde_json::from_str::<MaybeMultiple<_>>(&vec_str).unwrap(),
[INFO] [stdout]      |                                    ^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stdout]      |
[INFO] [stdout] help: the trait `serde_core::de::Deserialize<'_>` is not implemented for `MaybeMultiple<_>`
[INFO] [stdout]     --> src/maybe_multiple.rs:11:1
[INFO] [stdout]      |
[INFO] [stdout]   11 | pub enum MaybeMultiple<T> {
[INFO] [stdout]      | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      = note: for local types consider adding `#[derive(serde::Deserialize)]` to your `MaybeMultiple<_>` 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_core::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 140 others
[INFO] [stdout] note: required by a bound in `serde_json::from_str`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_json-1.0.145/src/de.rs:2699:8
[INFO] [stdout]      |
[INFO] [stdout] 2697 | pub fn from_str<'a, T>(s: &'a str) -> Result<T>
[INFO] [stdout]      |        -------- required by a bound in this function
[INFO] [stdout] 2698 | where
[INFO] [stdout] 2699 |     T: de::Deserialize<'a>,
[INFO] [stdout]      |        ^^^^^^^^^^^^^^^^^^^ required by this bound in `from_str`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Multiple<u8>: serde::Serialize` is not satisfied
[INFO] [stdout]     --> src/multiple.rs:132:35
[INFO] [stdout]      |
[INFO] [stdout]  132 |             serde_json::to_string(&multiple).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 `serde_core::ser::Serialize` is not implemented for `Multiple<u8>`
[INFO] [stdout]     --> src/multiple.rs:14:1
[INFO] [stdout]      |
[INFO] [stdout]   14 | pub struct Multiple<T> {
[INFO] [stdout]      | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      = note: for local types consider adding `#[derive(serde::Serialize)]` to your `Multiple<u8>` 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_core::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 128 others
[INFO] [stdout] note: required by a bound in `serde_json::to_string`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_json-1.0.145/src/ser.rs:2247:17
[INFO] [stdout]      |
[INFO] [stdout] 2245 | pub fn to_string<T>(value: &T) -> Result<String>
[INFO] [stdout]      |        --------- required by a bound in this function
[INFO] [stdout] 2246 | where
[INFO] [stdout] 2247 |     T: ?Sized + Serialize,
[INFO] [stdout]      |                 ^^^^^^^^^ required by this bound in `to_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Multiple<_>: serde::Deserialize<'de>` is not satisfied
[INFO] [stdout]     --> src/multiple.rs:138:36
[INFO] [stdout]      |
[INFO] [stdout]  138 |             serde_json::from_str::<Multiple<_>>(&vec_str).unwrap(),
[INFO] [stdout]      |                                    ^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stdout]      |
[INFO] [stdout] help: the trait `serde_core::de::Deserialize<'_>` is not implemented for `Multiple<_>`
[INFO] [stdout]     --> src/multiple.rs:14:1
[INFO] [stdout]      |
[INFO] [stdout]   14 | pub struct Multiple<T> {
[INFO] [stdout]      | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      = note: for local types consider adding `#[derive(serde::Deserialize)]` to your `Multiple<_>` 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_core::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 140 others
[INFO] [stdout] note: required by a bound in `serde_json::from_str`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_json-1.0.145/src/de.rs:2699:8
[INFO] [stdout]      |
[INFO] [stdout] 2697 | pub fn from_str<'a, T>(s: &'a str) -> Result<T>
[INFO] [stdout]      |        -------- required by a bound in this function
[INFO] [stdout] 2698 | where
[INFO] [stdout] 2699 |     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 `maybe-multiple` (lib test) due to 8 previous errors
[INFO] running `Command { std: "docker" "inspect" "a849b66c0ecf9df7b51628b45492b435769fc5117bad2e4957a393662c9ca04f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a849b66c0ecf9df7b51628b45492b435769fc5117bad2e4957a393662c9ca04f", kill_on_drop: false }`
[INFO] [stdout] a849b66c0ecf9df7b51628b45492b435769fc5117bad2e4957a393662c9ca04f
