[INFO] fetching crate japi 0.3.2...
[INFO] checking japi-0.3.2 against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714
[INFO] extracting crate japi 0.3.2 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate japi 0.3.2 on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate japi 0.3.2
[INFO] finished tweaking crates.io crate japi 0.3.2
[INFO] tweaked toml for crates.io crate japi 0.3.2 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 99864ba68066880bb971b1f6a889dbfffb8fe09e57780ba68cf6c591f3fba111
[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" "99864ba68066880bb971b1f6a889dbfffb8fe09e57780ba68cf6c591f3fba111", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99864ba68066880bb971b1f6a889dbfffb8fe09e57780ba68cf6c591f3fba111", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99864ba68066880bb971b1f6a889dbfffb8fe09e57780ba68cf6c591f3fba111", kill_on_drop: false }`
[INFO] [stdout] 99864ba68066880bb971b1f6a889dbfffb8fe09e57780ba68cf6c591f3fba111
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6505d88402d0da21e712317ef7303c7e1e437cad7127fd386ed2f481ea8aa302
[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" "6505d88402d0da21e712317ef7303c7e1e437cad7127fd386ed2f481ea8aa302", kill_on_drop: false }`
[INFO] [stderr]     Checking japi v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Deserialize`
[INFO] [stdout]  --> src/optional_vec.rs:1:31
[INFO] [stdout]   |
[INFO] [stdout] 1 | use serde_derive::{Serialize, Deserialize};
[INFO] [stdout]   |                               ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> src/object/resource.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde_json::{Error, Value, self};
[INFO] [stdout]   |                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TryInto`
[INFO] [stdout]  --> src/object/resource.rs:4:29
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::convert::{TryFrom, TryInto};
[INFO] [stdout]   |                             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Links`, `Relationships`
[INFO] [stdout]  --> src/object/identifier.rs:1:19
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{Meta, Relationships, Links, GenericObject, ResourceObject, Attributes};
[INFO] [stdout]   |                   ^^^^^^^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TryInto`
[INFO] [stdout]  --> src/object/identifier.rs:4:29
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::convert::{TryFrom, TryInto};
[INFO] [stdout]   |                             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Value`
[INFO] [stdout]  --> src/object/conversion_error.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     Value,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::Value`
[INFO] [stdout]  --> src/links.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde_json::Value;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Deserialize`
[INFO] [stdout]  --> src/optional.rs:1:31
[INFO] [stdout]   |
[INFO] [stdout] 1 | use serde_derive::{Serialize, Deserialize};
[INFO] [stdout]   |                               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> src/optional.rs:2:62
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde::de::{DeserializeOwned, Deserializer, Deserialize, Error};
[INFO] [stdout]   |                                                              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> src/object/resource.rs:3:18
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde_json::{Error, Value, self};
[INFO] [stdout]   |                  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Links`, `Relationships`
[INFO] [stdout]  --> src/object/identifier.rs:1:19
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{Meta, Relationships, Links, GenericObject, ResourceObject, Attributes};
[INFO] [stdout]   |                   ^^^^^^^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Value`
[INFO] [stdout]  --> src/object/conversion_error.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     Value,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::Value`
[INFO] [stdout]  --> src/links.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde_json::Value;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Error`
[INFO] [stdout]  --> src/optional.rs:2:62
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde::de::{DeserializeOwned, Deserializer, Deserialize, Error};
[INFO] [stdout]   |                                                              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]   --> src/object/resource.rs:86:14
[INFO] [stdout]    |
[INFO] [stdout] 86 |     fn links(id: &str) -> Option<Links> {
[INFO] [stdout]    |              ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Relationships`
[INFO] [stdout]  --> tests/article.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Relationships, 
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `json`
[INFO] [stdout]   --> tests/article.rs:13:24
[INFO] [stdout]    |
[INFO] [stdout] 13 | use serde_json::{self, json};
[INFO] [stdout]    |                        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]   --> src/object/resource.rs:86:14
[INFO] [stdout]    |
[INFO] [stdout] 86 |     fn links(id: &str) -> Option<Links> {
[INFO] [stdout]    |              ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stdout]    --> tests/article.rs:123:30
[INFO] [stdout]     |
[INFO] [stdout] 123 |     included.extend(comments.into_iter().map(|v| GenericObject::from(v)));
[INFO] [stdout]     |                              ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.13s
[INFO] running `Command { std: "docker" "inspect" "6505d88402d0da21e712317ef7303c7e1e437cad7127fd386ed2f481ea8aa302", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6505d88402d0da21e712317ef7303c7e1e437cad7127fd386ed2f481ea8aa302", kill_on_drop: false }`
[INFO] [stdout] 6505d88402d0da21e712317ef7303c7e1e437cad7127fd386ed2f481ea8aa302