[INFO] updating cached repository https://github.com/gerust/gerust
[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] 26d7c26ab85b556f3dfd29e57c6437120de1f692
[INFO] checking gerust/gerust against master#bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgerust%2Fgerust" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gerust/gerust 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/gerust/gerust
[INFO] finished tweaking git repo https://github.com/gerust/gerust
[INFO] tweaked toml for git repo https://github.com/gerust/gerust written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/gerust/gerust 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] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] f59619ee2ab1e108793672daf0e175781c6544f8f41076d1cd37ae2517c968ba
[INFO] running `"docker" "start" "-a" "f59619ee2ab1e108793672daf0e175781c6544f8f41076d1cd37ae2517c968ba"`
[INFO] [stderr]     Checking futures v0.1.17
[INFO] [stderr]    Compiling cc v1.0.3
[INFO] [stderr]     Checking serde v1.0.24
[INFO] [stderr]     Checking iovec v0.1.1
[INFO] [stderr]     Checking net2 v0.2.31
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking num_cpus v1.7.0
[INFO] [stderr]     Checking time v0.1.38
[INFO] [stderr]     Checking base64 v0.8.0
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]    Compiling serde_derive_internals v0.18.0
[INFO] [stderr]     Checking bytes v0.4.5
[INFO] [stderr]     Checking mio v0.6.11
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking regex v0.2.3
[INFO] [stderr]     Checking http v0.1.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling serde_derive v1.0.24
[INFO] [stderr]     Checking env_logger v0.4.3
[INFO] [stderr]     Checking tokio-io v0.1.4
[INFO] [stderr]     Checking tokio-service v0.1.0
[INFO] [stderr]     Checking futures-cpupool v0.1.7
[INFO] [stderr]     Checking relay v0.1.0
[INFO] [stderr]     Checking tokio-core v0.1.10
[INFO] [stderr]     Checking tokio-proto v0.1.1
[INFO] [stderr]     Checking hyper v0.11.9
[INFO] [stderr]     Checking serde_json v1.0.8
[INFO] [stderr]     Checking backtrace v0.3.4
[INFO] [stderr]     Checking gerust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/resource.rs:162:29
[INFO] [stderr]     |
[INFO] [stderr] 162 |     fn handle_error(_e: Box<std::any::Any>) {
[INFO] [stderr]     |                             ^^^^^^^^^^^^^ help: use `dyn`: `dyn std::any::Any`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/flow.rs:99:23
[INFO] [stderr]    |
[INFO] [stderr] 99 |     type Future = Box<Future<Item=Self::Response, Error=Self::Error>>;
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=Self::Response, Error=Self::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/server.rs:34:23
[INFO] [stderr]    |
[INFO] [stderr] 34 |     type Future = Box<Future<Item=Self::Response, Error=Self::Error>>;
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=Self::Response, Error=Self::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cmp::Ordering`
[INFO] [stderr]  --> src/conneg.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::cmp::Ordering;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `chunk::Chunk`
[INFO] [stderr]  --> src/body.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use chunk::Chunk;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/conneg.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 | /     lazy_static! {
[INFO] [stderr] 36 | |         static ref CONNEG: Regex = Regex::new(r"^\s*([^;]+)(?:;\s*q=(\S*))?\s*$").unwrap();
[INFO] [stderr] 37 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/resource.rs:162:29
[INFO] [stderr]     |
[INFO] [stderr] 162 |     fn handle_error(_e: Box<std::any::Any>) {
[INFO] [stderr]     |                             ^^^^^^^^^^^^^ help: use `dyn`: `dyn std::any::Any`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/flow.rs:99:23
[INFO] [stderr]    |
[INFO] [stderr] 99 |     type Future = Box<Future<Item=Self::Response, Error=Self::Error>>;
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=Self::Response, Error=Self::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/server.rs:34:23
[INFO] [stderr]    |
[INFO] [stderr] 34 |     type Future = Box<Future<Item=Self::Response, Error=Self::Error>>;
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=Self::Response, Error=Self::Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cmp::Ordering`
[INFO] [stderr]  --> src/conneg.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::cmp::Ordering;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `chunk::Chunk`
[INFO] [stderr]  --> src/body.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use chunk::Chunk;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/conneg.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 | /     lazy_static! {
[INFO] [stderr] 36 | |         static ref CONNEG: Regex = Regex::new(r"^\s*([^;]+)(?:;\s*q=(\S*))?\s*$").unwrap();
[INFO] [stderr] 37 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/lib.rs:40:13
[INFO] [stderr]    |
[INFO] [stderr] 40 |     fn from(e: error::Error) -> hyper::Error {
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `response`
[INFO] [stderr]   --> src/resource.rs:99:28
[INFO] [stderr]    |
[INFO] [stderr] 99 |     fn process_post(&self, response: &mut ::flow::DelayedResponse) {
[INFO] [stderr]    |                            ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_response`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `next_quality`
[INFO] [stderr]   --> src/conneg.rs:78:20
[INFO] [stderr]    |
[INFO] [stderr] 78 |         let (next, next_quality) = match found {
[INFO] [stderr]    |                    ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_next_quality`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]   --> src/conneg.rs:79:18
[INFO] [stderr]    |
[INFO] [stderr] 79 |             Some(t) if quality > found_quality => {
[INFO] [stderr]    |                  ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]   --> src/conneg.rs:83:18
[INFO] [stderr]    |
[INFO] [stderr] 83 |             Some(t) if quality == found_quality => {
[INFO] [stderr]    |                  ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]   --> src/conneg.rs:91:18
[INFO] [stderr]    |
[INFO] [stderr] 91 |             Some(t) => {
[INFO] [stderr]    |                  ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/flow.rs:136:21
[INFO] [stderr]     |
[INFO] [stderr] 136 |                     sender.take().unwrap().send(response);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/flow.rs:147:21
[INFO] [stderr]     |
[INFO] [stderr] 147 |                     sender.take().unwrap().send(response);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/flow.rs:157:21
[INFO] [stderr]     |
[INFO] [stderr] 157 |                     sender.take().unwrap().send(response);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/flow.rs:169:21
[INFO] [stderr]     |
[INFO] [stderr] 169 |                     wrapper.response.response_body().poll_complete();
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/flow.rs:175:21
[INFO] [stderr]     |
[INFO] [stderr] 175 |                     sender.take().unwrap().send(response);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/lib.rs:40:13
[INFO] [stderr]    |
[INFO] [stderr] 40 |     fn from(e: error::Error) -> hyper::Error {
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `response`
[INFO] [stderr]   --> src/resource.rs:99:28
[INFO] [stderr]    |
[INFO] [stderr] 99 |     fn process_post(&self, response: &mut ::flow::DelayedResponse) {
[INFO] [stderr]    |                            ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_response`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `next_quality`
[INFO] [stderr]   --> src/conneg.rs:78:20
[INFO] [stderr]    |
[INFO] [stderr] 78 |         let (next, next_quality) = match found {
[INFO] [stderr]    |                    ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_next_quality`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]   --> src/conneg.rs:79:18
[INFO] [stderr]    |
[INFO] [stderr] 79 |             Some(t) if quality > found_quality => {
[INFO] [stderr]    |                  ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]   --> src/conneg.rs:83:18
[INFO] [stderr]    |
[INFO] [stderr] 83 |             Some(t) if quality == found_quality => {
[INFO] [stderr]    |                  ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]   --> src/conneg.rs:91:18
[INFO] [stderr]    |
[INFO] [stderr] 91 |             Some(t) => {
[INFO] [stderr]    |                  ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/flow.rs:136:21
[INFO] [stderr]     |
[INFO] [stderr] 136 |                     sender.take().unwrap().send(response);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/flow.rs:147:21
[INFO] [stderr]     |
[INFO] [stderr] 147 |                     sender.take().unwrap().send(response);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/flow.rs:157:21
[INFO] [stderr]     |
[INFO] [stderr] 157 |                     sender.take().unwrap().send(response);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/flow.rs:169:21
[INFO] [stderr]     |
[INFO] [stderr] 169 |                     wrapper.response.response_body().poll_complete();
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/flow.rs:175:21
[INFO] [stderr]     |
[INFO] [stderr] 175 |                     sender.take().unwrap().send(response);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `request`
[INFO] [stderr]   --> examples/simple_http.rs:54:44
[INFO] [stderr]    |
[INFO] [stderr] 54 |     fn handle(&mut self, item: Self::Item, request: &mut http::Request<gerust::Body>, response: &mut gerust::flow::DelayedResponse) {
[INFO] [stderr]    |                                            ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `response`
[INFO] [stderr]   --> examples/simple_http.rs:54:87
[INFO] [stderr]    |
[INFO] [stderr] 54 |     fn handle(&mut self, item: Self::Item, request: &mut http::Request<gerust::Body>, response: &mut gerust::flow::DelayedResponse) {
[INFO] [stderr]    |                                                                                       ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_response`
[INFO] [stderr] 
[INFO] [stderr] error[E0061]: this function takes 2 arguments but 0 arguments were supplied
[INFO] [stderr]   --> tests/helper/mod.rs:20:24
[INFO] [stderr]    |
[INFO] [stderr] 20 |         let mut flow = HttpFlow::new();
[INFO] [stderr]    |                        ^^^^^^^^^^^^^-- supplied 0 arguments
[INFO] [stderr]    |                        |
[INFO] [stderr]    |                        expected 2 arguments
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0061`.
[INFO] [stderr] error: could not compile `gerust`.
[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] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> examples/simple_http.rs:77:9
[INFO] [stderr]    |
[INFO] [stderr] 77 |         resp.response_body().start_send(Ok("Hello, World!".into()));
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "f59619ee2ab1e108793672daf0e175781c6544f8f41076d1cd37ae2517c968ba"`
[INFO] running `"docker" "rm" "-f" "f59619ee2ab1e108793672daf0e175781c6544f8f41076d1cd37ae2517c968ba"`
[INFO] [stdout] f59619ee2ab1e108793672daf0e175781c6544f8f41076d1cd37ae2517c968ba
