[INFO] fetching crate parse_qapi 0.1.2...
[INFO] checking parse_qapi-0.1.2 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate parse_qapi 0.1.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate parse_qapi 0.1.2 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate parse_qapi 0.1.2
[INFO] finished tweaking crates.io crate parse_qapi 0.1.2
[INFO] tweaked toml for crates.io crate parse_qapi 0.1.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded json v0.8.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ed3e672d13f4e8dab2092e4d135818d588229738aae861a486bc0a53269ed079
[INFO] running `Command { std: "docker" "start" "-a" "ed3e672d13f4e8dab2092e4d135818d588229738aae861a486bc0a53269ed079", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed3e672d13f4e8dab2092e4d135818d588229738aae861a486bc0a53269ed079", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed3e672d13f4e8dab2092e4d135818d588229738aae861a486bc0a53269ed079", kill_on_drop: false }`
[INFO] [stdout] ed3e672d13f4e8dab2092e4d135818d588229738aae861a486bc0a53269ed079
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5bd5cf502ddb0c30cd61bb25a155213e9c0b3ca8f4f9f13121381231fae1734a
[INFO] running `Command { std: "docker" "start" "-a" "5bd5cf502ddb0c30cd61bb25a155213e9c0b3ca8f4f9f13121381231fae1734a", kill_on_drop: false }`
[INFO] [stderr]     Checking itoa v0.1.1
[INFO] [stderr]     Checking nom v1.2.4
[INFO] [stderr]     Checking json v0.8.8
[INFO] [stderr]     Checking parse_qapi v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lib.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | / lazy_static! {
[INFO] [stdout] 17 | |     static ref REPLACEMAP: HashMap<String, String> = {
[INFO] [stdout] 18 | |         let mut m = HashMap::new();
[INFO] [stdout] 19 | |         m.insert("type".to_string(), "qemu_type".to_string());
[INFO] [stdout] ...  |
[INFO] [stdout] 36 | |     };
[INFO] [stdout] 37 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/lib.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | / lazy_static! {
[INFO] [stdout] 17 | |     static ref REPLACEMAP: HashMap<String, String> = {
[INFO] [stdout] 18 | |         let mut m = HashMap::new();
[INFO] [stdout] 19 | |         m.insert("type".to_string(), "qemu_type".to_string());
[INFO] [stdout] ...  |
[INFO] [stdout] 36 | |     };
[INFO] [stdout] 37 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num`
[INFO] [stdout]    --> src/lib.rs:202:28
[INFO] [stdout]     |
[INFO] [stdout] 202 |         &JsonValue::Number(num) => "f64".to_string(),
[INFO] [stdout]     |                            ^^^ help: if this is intentional, prefix it with an underscore: `_num`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]    --> src/lib.rs:203:29
[INFO] [stdout]     |
[INFO] [stdout] 203 |         &JsonValue::Boolean(b) => "bool".to_string(),
[INFO] [stdout]     |                             ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `map`
[INFO] [stdout]    --> src/lib.rs:205:32
[INFO] [stdout]     |
[INFO] [stdout] 205 |         &JsonValue::Object(ref map) => "struct".to_string(),
[INFO] [stdout]     |                                ^^^ help: if this is intentional, prefix it with an underscore: `_map`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `values`
[INFO] [stdout]    --> src/lib.rs:206:31
[INFO] [stdout]     |
[INFO] [stdout] 206 |         &JsonValue::Array(ref values) => "Vec<String>".to_string(),
[INFO] [stdout]     |                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_values`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/lib.rs:160:9
[INFO] [stdout]     |
[INFO] [stdout] 160 |     let x: &[u8] = &[];
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num`
[INFO] [stdout]    --> src/lib.rs:202:28
[INFO] [stdout]     |
[INFO] [stdout] 202 |         &JsonValue::Number(num) => "f64".to_string(),
[INFO] [stdout]     |                            ^^^ help: if this is intentional, prefix it with an underscore: `_num`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]    --> src/lib.rs:203:29
[INFO] [stdout]     |
[INFO] [stdout] 203 |         &JsonValue::Boolean(b) => "bool".to_string(),
[INFO] [stdout]     |                             ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `map`
[INFO] [stdout]    --> src/lib.rs:205:32
[INFO] [stdout]     |
[INFO] [stdout] 205 |         &JsonValue::Object(ref map) => "struct".to_string(),
[INFO] [stdout]     |                                ^^^ help: if this is intentional, prefix it with an underscore: `_map`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `values`
[INFO] [stdout]    --> src/lib.rs:206:31
[INFO] [stdout]     |
[INFO] [stdout] 206 |         &JsonValue::Array(ref values) => "Vec<String>".to_string(),
[INFO] [stdout]     |                               ^^^^^^ help: if this is intentional, prefix it with an underscore: `_values`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 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 1.02s
[INFO] running `Command { std: "docker" "inspect" "5bd5cf502ddb0c30cd61bb25a155213e9c0b3ca8f4f9f13121381231fae1734a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bd5cf502ddb0c30cd61bb25a155213e9c0b3ca8f4f9f13121381231fae1734a", kill_on_drop: false }`
[INFO] [stdout] 5bd5cf502ddb0c30cd61bb25a155213e9c0b3ca8f4f9f13121381231fae1734a