[INFO] updating cached repository Hoverbear/fun_with_futures
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Hoverbear/fun_with_futures
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Hoverbear/fun_with_futures" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/Hoverbear/fun_with_futures"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/Hoverbear/fun_with_futures'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Hoverbear/fun_with_futures" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/Hoverbear/fun_with_futures"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/Hoverbear/fun_with_futures'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f38c3217ee90ed003259aa2d331372bf5e80608e
[INFO] sha for GitHub repo Hoverbear/fun_with_futures: f38c3217ee90ed003259aa2d331372bf5e80608e
[INFO] validating manifest of Hoverbear/fun_with_futures on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Hoverbear/fun_with_futures on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Hoverbear/fun_with_futures
[INFO] finished frobbing Hoverbear/fun_with_futures
[INFO] frobbed toml for Hoverbear/fun_with_futures written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/Hoverbear/fun_with_futures/Cargo.toml
[INFO] started frobbing Hoverbear/fun_with_futures
[INFO] finished frobbing Hoverbear/fun_with_futures
[INFO] frobbed toml for Hoverbear/fun_with_futures written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/Hoverbear/fun_with_futures/Cargo.toml
[INFO] crate Hoverbear/fun_with_futures has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing Hoverbear/fun_with_futures against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/Hoverbear/fun_with_futures:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"`
[INFO] [stdout] 77e2317047d623f938d315fb77c630579250e992cd239289ae9c1ed7647c6c81
[INFO] running `"docker" "start" "-a" "77e2317047d623f938d315fb77c630579250e992cd239289ae9c1ed7647c6c81"`
[INFO] [stderr]    Compiling futures-cpupool v0.1.3
[INFO] [stderr]    Compiling fun_with_futures v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `"docker" "inspect" "77e2317047d623f938d315fb77c630579250e992cd239289ae9c1ed7647c6c81"`
[INFO] running `"docker" "rm" "-f" "77e2317047d623f938d315fb77c630579250e992cd239289ae9c1ed7647c6c81"`
[INFO] [stdout] 77e2317047d623f938d315fb77c630579250e992cd239289ae9c1ed7647c6c81
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/Hoverbear/fun_with_futures:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 9372f2e16997024f04b35bd35699678197102022000e9a7ecd73358a0c53bf41
[INFO] running `"docker" "start" "-a" "9372f2e16997024f04b35bd35699678197102022000e9a7ecd73358a0c53bf41"`
[INFO] [stderr]    Compiling fun_with_futures v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `url`
[INFO] [stderr]    --> examples/10-tokio-codec-http.rs:103:36
[INFO] [stderr]     |
[INFO] [stderr] 103 |         ExampleRequest::Get { url: url } => {
[INFO] [stderr]     |                                    ^^^ help: consider prefixing with an underscore: `_url`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `url`
[INFO] [stderr]    --> examples/10-tokio-codec-http.rs:106:37
[INFO] [stderr]     |
[INFO] [stderr] 106 |         ExampleRequest::Post { url: url, content: content } => {
[INFO] [stderr]     |                                     ^^^ help: consider prefixing with an underscore: `_url`
[INFO] [stderr] 
[INFO] [stderr] warning: the `url:` in this pattern is redundant
[INFO] [stderr]    --> examples/10-tokio-codec-http.rs:103:31
[INFO] [stderr]     |
[INFO] [stderr] 103 |         ExampleRequest::Get { url: url } => {
[INFO] [stderr]     |                               ----^^^^
[INFO] [stderr]     |                               |
[INFO] [stderr]     |                               help: remove this
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(non_shorthand_field_patterns)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the `url:` in this pattern is redundant
[INFO] [stderr]    --> examples/10-tokio-codec-http.rs:106:32
[INFO] [stderr]     |
[INFO] [stderr] 106 |         ExampleRequest::Post { url: url, content: content } => {
[INFO] [stderr]     |                                ----^^^^
[INFO] [stderr]     |                                |
[INFO] [stderr]     |                                help: remove this
[INFO] [stderr] 
[INFO] [stderr] warning: the `content:` in this pattern is redundant
[INFO] [stderr]    --> examples/10-tokio-codec-http.rs:106:42
[INFO] [stderr]     |
[INFO] [stderr] 106 |         ExampleRequest::Post { url: url, content: content } => {
[INFO] [stderr]     |                                          --------^^^^^^^^
[INFO] [stderr]     |                                          |
[INFO] [stderr]     |                                          help: remove this
[INFO] [stderr] 
[INFO] [stderr] warning: the `url:` in this pattern is redundant
[INFO] [stderr]    --> examples/11-tokio-full.rs:151:35
[INFO] [stderr]     |
[INFO] [stderr] 151 |             ExampleRequest::Get { url: url } => {
[INFO] [stderr]     |                                   ----^^^^
[INFO] [stderr]     |                                   |
[INFO] [stderr]     |                                   help: remove this
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(non_shorthand_field_patterns)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the `url:` in this pattern is redundant
[INFO] [stderr]    --> examples/11-tokio-full.rs:157:36
[INFO] [stderr]     |
[INFO] [stderr] 157 |             ExampleRequest::Post { url: url, content: content } => {
[INFO] [stderr]     |                                    ----^^^^
[INFO] [stderr]     |                                    |
[INFO] [stderr]     |                                    help: remove this
[INFO] [stderr] 
[INFO] [stderr] warning: the `content:` in this pattern is redundant
[INFO] [stderr]    --> examples/11-tokio-full.rs:157:46
[INFO] [stderr]     |
[INFO] [stderr] 157 |             ExampleRequest::Post { url: url, content: content } => {
[INFO] [stderr]     |                                              --------^^^^^^^^
[INFO] [stderr]     |                                              |
[INFO] [stderr]     |                                              help: remove this
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.60s
[INFO] running `"docker" "inspect" "9372f2e16997024f04b35bd35699678197102022000e9a7ecd73358a0c53bf41"`
[INFO] running `"docker" "rm" "-f" "9372f2e16997024f04b35bd35699678197102022000e9a7ecd73358a0c53bf41"`
[INFO] [stdout] 9372f2e16997024f04b35bd35699678197102022000e9a7ecd73358a0c53bf41
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/Hoverbear/fun_with_futures:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen"`
[INFO] [stdout] 88349eca837a7ddea7d667f416320502717ccbb4192ca7094199bff3b2d6d7c2
[INFO] running `"docker" "start" "-a" "88349eca837a7ddea7d667f416320502717ccbb4192ca7094199bff3b2d6d7c2"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/fun_with_futures-115bd966cb3fea86
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fun_with_futures
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "88349eca837a7ddea7d667f416320502717ccbb4192ca7094199bff3b2d6d7c2"`
[INFO] running `"docker" "rm" "-f" "88349eca837a7ddea7d667f416320502717ccbb4192ca7094199bff3b2d6d7c2"`
[INFO] [stdout] 88349eca837a7ddea7d667f416320502717ccbb4192ca7094199bff3b2d6d7c2