[INFO] cloning repository https://github.com/Jess3Jane/json-api
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Jess3Jane/json-api" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJess3Jane%2Fjson-api"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJess3Jane%2Fjson-api'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 15d2cae53b1c8eb66795f72d6360d51fcf9a617e
[INFO] checking Jess3Jane/json-api against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJess3Jane%2Fjson-api" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Jess3Jane/json-api on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Jess3Jane/json-api
[INFO] finished tweaking git repo https://github.com/Jess3Jane/json-api
[INFO] tweaked toml for git repo https://github.com/Jess3Jane/json-api written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/Jess3Jane/json-api already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 59541ecf25159c712cea4ef57bdba40f2e90056d61890084b2d0ad1b11f61d38
[INFO] running `"docker" "start" "-a" "59541ecf25159c712cea4ef57bdba40f2e90056d61890084b2d0ad1b11f61d38"`
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking json-api v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `Deserialize`
[INFO] [stderr]  --> src/optional_vec.rs:1:31
[INFO] [stderr]   |
[INFO] [stderr] 1 | use serde_derive::{Serialize, Deserialize};
[INFO] [stderr]   |                               ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Error`
[INFO] [stderr]  --> src/object/resource.rs:3:18
[INFO] [stderr]   |
[INFO] [stderr] 3 | use serde_json::{Error, Value, self};
[INFO] [stderr]   |                  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `TryInto`
[INFO] [stderr]  --> src/object/resource.rs:4:29
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::convert::{TryFrom, TryInto};
[INFO] [stderr]   |                             ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Links`, `Relationships`
[INFO] [stderr]  --> src/object/identifier.rs:1:19
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::{Meta, Relationships, Links, GenericObject, ResourceObject, Attributes};
[INFO] [stderr]   |                   ^^^^^^^^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::ObjectConversionError`
[INFO] [stderr]  --> src/object/identifier.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use super::ObjectConversionError;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Value`
[INFO] [stderr]  --> src/object/conversion_error.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     Value,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde_json::Value`
[INFO] [stderr]  --> src/links.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use serde_json::Value;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `id`
[INFO] [stderr]   --> src/object/resource.rs:73:14
[INFO] [stderr]    |
[INFO] [stderr] 73 |     fn links(id: &str) -> Option<Links> {
[INFO] [stderr]    |              ^^ help: consider prefixing with an underscore: `_id`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Error`
[INFO] [stderr]  --> src/object/resource.rs:3:18
[INFO] [stderr]   |
[INFO] [stderr] 3 | use serde_json::{Error, Value, self};
[INFO] [stderr]   |                  ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Links`, `Relationships`
[INFO] [stderr]  --> src/object/identifier.rs:1:19
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::{Meta, Relationships, Links, GenericObject, ResourceObject, Attributes};
[INFO] [stderr]   |                   ^^^^^^^^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::ObjectConversionError`
[INFO] [stderr]  --> src/object/identifier.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use super::ObjectConversionError;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Value`
[INFO] [stderr]  --> src/object/conversion_error.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     Value,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde_json::Value`
[INFO] [stderr]  --> src/links.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use serde_json::Value;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `id`
[INFO] [stderr]   --> src/object/resource.rs:73:14
[INFO] [stderr]    |
[INFO] [stderr] 73 |     fn links(id: &str) -> Option<Links> {
[INFO] [stderr]    |              ^^ help: consider prefixing with an underscore: `_id`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Relationships`
[INFO] [stderr]  --> tests/article.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     Relationships, 
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `json`
[INFO] [stderr]   --> tests/article.rs:13:24
[INFO] [stderr]    |
[INFO] [stderr] 13 | use serde_json::{self, json};
[INFO] [stderr]    |                        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::convert::TryInto`
[INFO] [stderr]   --> tests/article.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | use std::convert::TryInto;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.80s
[INFO] running `"docker" "inspect" "59541ecf25159c712cea4ef57bdba40f2e90056d61890084b2d0ad1b11f61d38"`
[INFO] running `"docker" "rm" "-f" "59541ecf25159c712cea4ef57bdba40f2e90056d61890084b2d0ad1b11f61d38"`
[INFO] [stdout] 59541ecf25159c712cea4ef57bdba40f2e90056d61890084b2d0ad1b11f61d38