[INFO] fetching crate tron-api-client 0.0.4...
[INFO] checking tron-api-client-0.0.4 against try#3ae4c050387df9f7fbb379ee90ce8bf05e566870 for pr-70872
[INFO] extracting crate tron-api-client 0.0.4 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate tron-api-client 0.0.4 on toolchain 3ae4c050387df9f7fbb379ee90ce8bf05e566870
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3ae4c050387df9f7fbb379ee90ce8bf05e566870" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate tron-api-client 0.0.4
[INFO] finished tweaking crates.io crate tron-api-client 0.0.4
[INFO] tweaked toml for crates.io crate tron-api-client 0.0.4 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate tron-api-client 0.0.4 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3ae4c050387df9f7fbb379ee90ce8bf05e566870" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"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" "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" "+3ae4c050387df9f7fbb379ee90ce8bf05e566870" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] ea1219e2d5c8d92d1e9e6c582c225ac560f8d4be662a4eaf92581a75aefe6b2a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "ea1219e2d5c8d92d1e9e6c582c225ac560f8d4be662a4eaf92581a75aefe6b2a"`
[INFO] [stderr]     Checking serde_json v1.0.50
[INFO] [stderr]     Checking openssl-sys v0.9.54
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling pin-project-internal v0.4.8
[INFO] [stderr]    Compiling serde_derive v1.0.105
[INFO] [stderr]     Checking openssl v0.10.28
[INFO] [stderr]     Checking tokio v0.2.15
[INFO] [stderr]     Checking pin-project v0.4.8
[INFO] [stderr]     Checking native-tls v0.2.4
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.2.4
[INFO] [stderr]     Checking hyper v0.13.4
[INFO] [stderr]     Checking hyper-tls v0.4.1
[INFO] [stderr]     Checking reqwest v0.10.4
[INFO] [stderr]     Checking tron-api-client v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/client.rs:62:13
[INFO] [stderr]    |
[INFO] [stderr] 62 |             _ => unimplemented!(),
[INFO] [stderr]    |             ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/client.rs:62:13
[INFO] [stderr]    |
[INFO] [stderr] 62 |             _ => unimplemented!(),
[INFO] [stderr]    |             ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde_json::json`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use serde_json::json;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde_json::json`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use serde_json::json;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `info`
[INFO] [stderr]   --> tests/client.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |     let info = client
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_info`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `info`
[INFO] [stderr]   --> tests/client.rs:36:9
[INFO] [stderr]    |
[INFO] [stderr] 36 |     let info = client.list_nodes().await.expect("Error fetching node list");
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_info`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `info`
[INFO] [stderr]   --> tests/client.rs:55:9
[INFO] [stderr]    |
[INFO] [stderr] 55 |     let info = client
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_info`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `info`
[INFO] [stderr]   --> tests/client.rs:66:9
[INFO] [stderr]    |
[INFO] [stderr] 66 |     let info = client
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_info`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `info`
[INFO] [stderr]   --> tests/client.rs:88:9
[INFO] [stderr]    |
[INFO] [stderr] 88 |     let info = client
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_info`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `info`
[INFO] [stderr]   --> tests/client.rs:99:9
[INFO] [stderr]    |
[INFO] [stderr] 99 |     let info = client
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_info`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `info`
[INFO] [stderr]    --> tests/client.rs:109:9
[INFO] [stderr]     |
[INFO] [stderr] 109 |     let info = client
[INFO] [stderr]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_info`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `info`
[INFO] [stderr]    --> tests/client.rs:121:9
[INFO] [stderr]     |
[INFO] [stderr] 121 |     let info = client
[INFO] [stderr]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_info`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `info`
[INFO] [stderr]    --> tests/client.rs:133:9
[INFO] [stderr]     |
[INFO] [stderr] 133 |     let info = client
[INFO] [stderr]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_info`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `info`
[INFO] [stderr]    --> tests/client.rs:145:9
[INFO] [stderr]     |
[INFO] [stderr] 145 |     let info = client
[INFO] [stderr]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_info`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `info`
[INFO] [stderr]    --> tests/client.rs:157:9
[INFO] [stderr]     |
[INFO] [stderr] 157 |     let info = client
[INFO] [stderr]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_info`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `info`
[INFO] [stderr]    --> tests/client.rs:167:9
[INFO] [stderr]     |
[INFO] [stderr] 167 |     let info = client
[INFO] [stderr]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_info`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `info`
[INFO] [stderr]    --> tests/client.rs:179:9
[INFO] [stderr]     |
[INFO] [stderr] 179 |     let info = client
[INFO] [stderr]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_info`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `info`
[INFO] [stderr]    --> tests/client.rs:191:9
[INFO] [stderr]     |
[INFO] [stderr] 191 |     let info = client
[INFO] [stderr]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_info`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `info`
[INFO] [stderr]    --> tests/client.rs:201:9
[INFO] [stderr]     |
[INFO] [stderr] 201 |     let info = client
[INFO] [stderr]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_info`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `info`
[INFO] [stderr]    --> tests/client.rs:213:9
[INFO] [stderr]     |
[INFO] [stderr] 213 |     let info = client
[INFO] [stderr]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_info`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `die`
[INFO] [stderr]    --> src/main.rs:216:4
[INFO] [stderr]     |
[INFO] [stderr] 216 | fn die(msg: &str) -> ! {
[INFO] [stderr]     |    ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `die`
[INFO] [stderr]    --> src/main.rs:216:4
[INFO] [stderr]     |
[INFO] [stderr] 216 | fn die(msg: &str) -> ! {
[INFO] [stderr]     |    ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `"docker" "inspect" "ea1219e2d5c8d92d1e9e6c582c225ac560f8d4be662a4eaf92581a75aefe6b2a"`
[INFO] running `"docker" "rm" "-f" "ea1219e2d5c8d92d1e9e6c582c225ac560f8d4be662a4eaf92581a75aefe6b2a"`
[INFO] [stdout] ea1219e2d5c8d92d1e9e6c582c225ac560f8d4be662a4eaf92581a75aefe6b2a