[INFO] updating cached repository https://github.com/GeneTinderholm/jwt-util
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8c4cea28aa465439f8dce98a565eb79a3c101c57
[INFO] checking GeneTinderholm/jwt-util against master#bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGeneTinderholm%2Fjwt-util" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/GeneTinderholm/jwt-util on toolchain bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/GeneTinderholm/jwt-util
[INFO] finished tweaking git repo https://github.com/GeneTinderholm/jwt-util
[INFO] tweaked toml for git repo https://github.com/GeneTinderholm/jwt-util written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/GeneTinderholm/jwt-util already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "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] b3e4bf68ef99c9ccec759f3a738fc1499b761ef2890c2a388131888b76c82074
[INFO] running `"docker" "start" "-a" "b3e4bf68ef99c9ccec759f3a738fc1499b761ef2890c2a388131888b76c82074"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]     Checking futures-task v0.3.4
[INFO] [stderr]     Checking http v0.2.0
[INFO] [stderr]     Checking futures-channel v0.3.4
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking openssl-sys v0.9.54
[INFO] [stderr]    Compiling mime_guess v2.0.1
[INFO] [stderr]     Checking serde_json v1.0.47
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking openssl v0.10.28
[INFO] [stderr]     Checking tokio v0.2.11
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking tokio-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.2.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.8
[INFO] [stderr]     Checking pin-project v0.4.8
[INFO] [stderr]     Checking hyper v0.13.2
[INFO] [stderr]     Checking hyper-tls v0.4.1
[INFO] [stderr]     Checking reqwest v0.10.1
[INFO] [stderr]     Checking jwt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0728]: `await` is only allowed inside `async` functions and blocks
[INFO] [stderr]   --> src/main.rs:34:15
[INFO] [stderr]    |
[INFO] [stderr] 7  |   fn main() {
[INFO] [stderr]    |      ---- this is not `async`
[INFO] [stderr] ...
[INFO] [stderr] 34 |       let res = Client::new()
[INFO] [stderr]    |  _______________^
[INFO] [stderr] 35 | |         .post("url")
[INFO] [stderr] 36 | |         .body(&query_params)
[INFO] [stderr] 37 | |         .header("Content-Type", "www/url-form-encoded")
[INFO] [stderr] ...  |
[INFO] [stderr] 40 | |         .text()
[INFO] [stderr] 41 | |         .await?;
[INFO] [stderr]    | |______________^ only allowed inside `async` functions and blocks
[INFO] [stderr] 
[INFO] [stderr] error[E0728]: `await` is only allowed inside `async` functions and blocks
[INFO] [stderr]   --> src/main.rs:34:15
[INFO] [stderr]    |
[INFO] [stderr] 7  |   fn main() {
[INFO] [stderr]    |      ---- this is not `async`
[INFO] [stderr] ...
[INFO] [stderr] 34 |       let res = Client::new()
[INFO] [stderr]    |  _______________^
[INFO] [stderr] 35 | |         .post("url")
[INFO] [stderr] 36 | |         .body(&query_params)
[INFO] [stderr] 37 | |         .header("Content-Type", "www/url-form-encoded")
[INFO] [stderr] 38 | |         .send()
[INFO] [stderr] 39 | |         .await?
[INFO] [stderr]    | |______________^ only allowed inside `async` functions and blocks
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde_json::map::Iter`
[INFO] [stderr]  --> src/util.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use serde_json::map::Iter;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Result`, `Value`
[INFO] [stderr]  --> src/main.rs:4:18
[INFO] [stderr]   |
[INFO] [stderr] 4 | use serde_json::{Result, Value};
[INFO] [stderr]   |                  ^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0728]: `await` is only allowed inside `async` functions and blocks
[INFO] [stderr]   --> src/main.rs:34:15
[INFO] [stderr]    |
[INFO] [stderr] 7  |   fn main() {
[INFO] [stderr]    |      ---- this is not `async`
[INFO] [stderr] ...
[INFO] [stderr] 34 |       let res = Client::new()
[INFO] [stderr]    |  _______________^
[INFO] [stderr] 35 | |         .post("url")
[INFO] [stderr] 36 | |         .body(&query_params)
[INFO] [stderr] 37 | |         .header("Content-Type", "www/url-form-encoded")
[INFO] [stderr] ...  |
[INFO] [stderr] 40 | |         .text()
[INFO] [stderr] 41 | |         .await?;
[INFO] [stderr]    | |______________^ only allowed inside `async` functions and blocks
[INFO] [stderr] 
[INFO] [stderr] error[E0728]: `await` is only allowed inside `async` functions and blocks
[INFO] [stderr]   --> src/main.rs:34:15
[INFO] [stderr]    |
[INFO] [stderr] 7  |   fn main() {
[INFO] [stderr]    |      ---- this is not `async`
[INFO] [stderr] ...
[INFO] [stderr] 34 |       let res = Client::new()
[INFO] [stderr]    |  _______________^
[INFO] [stderr] 35 | |         .post("url")
[INFO] [stderr] 36 | |         .body(&query_params)
[INFO] [stderr] 37 | |         .header("Content-Type", "www/url-form-encoded")
[INFO] [stderr] 38 | |         .send()
[INFO] [stderr] 39 | |         .await?
[INFO] [stderr]    | |______________^ only allowed inside `async` functions and blocks
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde_json::map::Iter`
[INFO] [stderr]  --> src/util.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use serde_json::map::Iter;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Result`, `Value`
[INFO] [stderr]  --> src/main.rs:4:18
[INFO] [stderr]   |
[INFO] [stderr] 4 | use serde_json::{Result, Value};
[INFO] [stderr]   |                  ^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `reqwest::async_impl::body::Body: std::convert::From<&std::string::String>` is not satisfied
[INFO] [stderr]   --> src/main.rs:36:10
[INFO] [stderr]    |
[INFO] [stderr] 36 |         .body(&query_params)
[INFO] [stderr]    |          ^^^^ the trait `std::convert::From<&std::string::String>` is not implemented for `reqwest::async_impl::body::Body`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the following implementations were found:
[INFO] [stderr]              <reqwest::async_impl::body::Body as std::convert::From<&'static [u8]>>
[INFO] [stderr]              <reqwest::async_impl::body::Body as std::convert::From<&'static str>>
[INFO] [stderr]              <reqwest::async_impl::body::Body as std::convert::From<bytes::bytes::Bytes>>
[INFO] [stderr]              <reqwest::async_impl::body::Body as std::convert::From<reqwest::async_impl::response::Response>>
[INFO] [stderr]            and 2 others
[INFO] [stderr]    = note: required because of the requirements on the impl of `std::convert::Into<reqwest::async_impl::body::Body>` for `&std::string::String`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stderr]   --> src/main.rs:34:15
[INFO] [stderr]    |
[INFO] [stderr] 7  |  / fn main() {
[INFO] [stderr] 8  |  |     let home_dir = match std::env::var("HOME") {
[INFO] [stderr] 9  |  |         Ok(val) => val,
[INFO] [stderr] 10 |  |         Err(e) => panic!(e)
[INFO] [stderr] ...   |
[INFO] [stderr] 34 |  |     let res = Client::new()
[INFO] [stderr]    |  |_______________^
[INFO] [stderr] 35 | ||         .post("url")
[INFO] [stderr] 36 | ||         .body(&query_params)
[INFO] [stderr] 37 | ||         .header("Content-Type", "www/url-form-encoded")
[INFO] [stderr] 38 | ||         .send()
[INFO] [stderr] 39 | ||         .await?
[INFO] [stderr]    | ||_______________^ cannot use the `?` operator in a function that returns `()`
[INFO] [stderr] ...   |
[INFO] [stderr] 42 |  |     println!("{}", res);
[INFO] [stderr] 43 |  | }
[INFO] [stderr]    |  |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stderr]    = note: required by `std::ops::Try::from_error`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stderr]   --> src/main.rs:34:15
[INFO] [stderr]    |
[INFO] [stderr] 7  |  / fn main() {
[INFO] [stderr] 8  |  |     let home_dir = match std::env::var("HOME") {
[INFO] [stderr] 9  |  |         Ok(val) => val,
[INFO] [stderr] 10 |  |         Err(e) => panic!(e)
[INFO] [stderr] ...   |
[INFO] [stderr] 34 |  |     let res = Client::new()
[INFO] [stderr]    |  |_______________^
[INFO] [stderr] 35 | ||         .post("url")
[INFO] [stderr] 36 | ||         .body(&query_params)
[INFO] [stderr] 37 | ||         .header("Content-Type", "www/url-form-encoded")
[INFO] [stderr] ...  ||
[INFO] [stderr] 40 | ||         .text()
[INFO] [stderr] 41 | ||         .await?;
[INFO] [stderr]    | ||_______________^ cannot use the `?` operator in a function that returns `()`
[INFO] [stderr] 42 |  |     println!("{}", res);
[INFO] [stderr] 43 |  | }
[INFO] [stderr]    |  |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stderr]    = note: required by `std::ops::Try::from_error`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `reqwest::async_impl::body::Body: std::convert::From<&std::string::String>` is not satisfied
[INFO] [stderr]   --> src/main.rs:36:10
[INFO] [stderr]    |
[INFO] [stderr] 36 |         .body(&query_params)
[INFO] [stderr]    |          ^^^^ the trait `std::convert::From<&std::string::String>` is not implemented for `reqwest::async_impl::body::Body`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the following implementations were found:
[INFO] [stderr]              <reqwest::async_impl::body::Body as std::convert::From<&'static [u8]>>
[INFO] [stderr]              <reqwest::async_impl::body::Body as std::convert::From<&'static str>>
[INFO] [stderr]              <reqwest::async_impl::body::Body as std::convert::From<bytes::bytes::Bytes>>
[INFO] [stderr]              <reqwest::async_impl::body::Body as std::convert::From<reqwest::async_impl::response::Response>>
[INFO] [stderr]            and 2 others
[INFO] [stderr]    = note: required because of the requirements on the impl of `std::convert::Into<reqwest::async_impl::body::Body>` for `&std::string::String`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 5 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0277, E0728.
[INFO] [stderr] For more information about an error, try `rustc --explain E0277`.
[INFO] [stderr] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stderr]   --> src/main.rs:34:15
[INFO] [stderr]    |
[INFO] [stderr] 7  |  / fn main() {
[INFO] [stderr] 8  |  |     let home_dir = match std::env::var("HOME") {
[INFO] [stderr] 9  |  |         Ok(val) => val,
[INFO] [stderr] 10 |  |         Err(e) => panic!(e)
[INFO] [stderr] ...   |
[INFO] [stderr] 34 |  |     let res = Client::new()
[INFO] [stderr]    |  |_______________^
[INFO] [stderr] 35 | ||         .post("url")
[INFO] [stderr] 36 | ||         .body(&query_params)
[INFO] [stderr] 37 | ||         .header("Content-Type", "www/url-form-encoded")
[INFO] [stderr] 38 | ||         .send()
[INFO] [stderr] 39 | ||         .await?
[INFO] [stderr]    | ||_______________^ cannot use the `?` operator in a function that returns `()`
[INFO] [stderr] ...   |
[INFO] [stderr] 42 |  |     println!("{}", res);
[INFO] [stderr] 43 |  | }
[INFO] [stderr]    |  |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stderr]    = note: required by `std::ops::Try::from_error`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stderr]   --> src/main.rs:34:15
[INFO] [stderr]    |
[INFO] [stderr] 7  |  / fn main() {
[INFO] [stderr] 8  |  |     let home_dir = match std::env::var("HOME") {
[INFO] [stderr] 9  |  |         Ok(val) => val,
[INFO] [stderr] 10 |  |         Err(e) => panic!(e)
[INFO] [stderr] ...   |
[INFO] [stderr] 34 |  |     let res = Client::new()
[INFO] [stderr]    |  |_______________^
[INFO] [stderr] 35 | ||         .post("url")
[INFO] [stderr] 36 | ||         .body(&query_params)
[INFO] [stderr] 37 | ||         .header("Content-Type", "www/url-form-encoded")
[INFO] [stderr] ...  ||
[INFO] [stderr] 40 | ||         .text()
[INFO] [stderr] 41 | ||         .await?;
[INFO] [stderr]    | ||_______________^ cannot use the `?` operator in a function that returns `()`
[INFO] [stderr] 42 |  |     println!("{}", res);
[INFO] [stderr] 43 |  | }
[INFO] [stderr]    |  |_- this function should return `Result` or `Option` to accept `?`
[INFO] [stderr]    |
[INFO] [stderr]    = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stderr]    = note: required by `std::ops::Try::from_error`
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `jwt`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to 5 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0277, E0728.
[INFO] [stderr] For more information about an error, try `rustc --explain E0277`.
[INFO] [stderr] error: could not compile `jwt`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "b3e4bf68ef99c9ccec759f3a738fc1499b761ef2890c2a388131888b76c82074"`
[INFO] running `"docker" "rm" "-f" "b3e4bf68ef99c9ccec759f3a738fc1499b761ef2890c2a388131888b76c82074"`
[INFO] [stdout] b3e4bf68ef99c9ccec759f3a738fc1499b761ef2890c2a388131888b76c82074
