[INFO] cloning repository nelsonjchen/speedtest-rs
[INFO] running `"git" "clone" "--bare" "git://github.com/nelsonjchen/speedtest-rs.git" "work/cache/sources/gh/nelsonjchen/speedtest-rs"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/nelsonjchen/speedtest-rs'...
[INFO] running `"git" "clone" "work/cache/sources/gh/nelsonjchen/speedtest-rs" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/nelsonjchen/speedtest-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/nelsonjchen/speedtest-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/nelsonjchen/speedtest-rs" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/nelsonjchen/speedtest-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/nelsonjchen/speedtest-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bb1fab5e234eced693ba4183c7b75eb3fe1e4c0c
[INFO] sha for GitHub repo nelsonjchen/speedtest-rs: bb1fab5e234eced693ba4183c7b75eb3fe1e4c0c
[INFO] validating manifest of nelsonjchen/speedtest-rs on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of nelsonjchen/speedtest-rs on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing nelsonjchen/speedtest-rs
[INFO] finished frobbing nelsonjchen/speedtest-rs
[INFO] frobbed toml for nelsonjchen/speedtest-rs written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/nelsonjchen/speedtest-rs/Cargo.toml
[INFO] started frobbing nelsonjchen/speedtest-rs
[INFO] finished frobbing nelsonjchen/speedtest-rs
[INFO] frobbed toml for nelsonjchen/speedtest-rs written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/nelsonjchen/speedtest-rs/Cargo.toml
[INFO] crate nelsonjchen/speedtest-rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "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] checking nelsonjchen/speedtest-rs against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-3/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/nelsonjchen/speedtest-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 234bc0d7acab0b35b393ddf31410924ea68e2af9331724470010c9e88053d712
[INFO] running `"docker" "start" "-a" "234bc0d7acab0b35b393ddf31410924ea68e2af9331724470010c9e88053d712"`
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking serde_json v1.0.38
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]     Checking error-chain v0.12.0
[INFO] [stderr]     Checking hyper v0.12.23
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]     Checking phf v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]     Checking serde_urlencoded v0.5.4
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]     Checking hyper-tls v0.3.1
[INFO] [stderr]     Checking reqwest v0.9.9
[INFO] [stderr]     Checking speedtest-rs v0.0.11 (/opt/crater/workdir)
[INFO] [stderr] error: unknown macro variable `emeta`
[INFO] [stderr]   --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:54:13
[INFO] [stderr]    |
[INFO] [stderr] 54 | $ ( $ ( # [ $ emeta ] ) * => $ eitem $ ( ( $ ( $ etyp ) , * ) ) * ) * $ (
[INFO] [stderr]    |             ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(meta_variable_misuse)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: unknown macro variable `eitem`
[INFO] [stderr]   --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:54:30
[INFO] [stderr]    |
[INFO] [stderr] 54 | $ ( $ ( # [ $ emeta ] ) * => $ eitem $ ( ( $ ( $ etyp ) , * ) ) * ) * $ (
[INFO] [stderr]    |                              ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: unknown macro variable `etyp`
[INFO] [stderr]   --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:54:48
[INFO] [stderr]    |
[INFO] [stderr] 54 | $ ( $ ( # [ $ emeta ] ) * => $ eitem $ ( ( $ ( $ etyp ) , * ) ) * ) * $ (
[INFO] [stderr]    |                                                ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:71:48
[INFO] [stderr]    |
[INFO] [stderr] 65 | ( $ ( $ qvar : ident : $ qtyp : ty ) , + ) $ ( $ tail : tt ) * ] ) => {
[INFO] [stderr]    |                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 71 | $ ( # [ $ bmeta ] ) * => $ bitem : TUPLE [ $ ( $ qvar : $ qtyp ) , * ] ] queue
[INFO] [stderr]    |                                                ^^^^^^              - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:71:57
[INFO] [stderr]    |
[INFO] [stderr] 65 | ( $ ( $ qvar : ident : $ qtyp : ty ) , + ) $ ( $ tail : tt ) * ] ) => {
[INFO] [stderr]    |                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 71 | $ ( # [ $ bmeta ] ) * => $ bitem : TUPLE [ $ ( $ qvar : $ qtyp ) , * ] ] queue
[INFO] [stderr]    |                                                         ^^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:84:49
[INFO] [stderr]    |
[INFO] [stderr] 78 | { $ ( $ qvar : ident : $ qtyp : ty ) , + } $ ( $ tail : tt ) * ] ) => {
[INFO] [stderr]    |                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 84 | $ ( # [ $ bmeta ] ) * => $ bitem : STRUCT [ $ ( $ qvar : $ qtyp ) , * ] ]
[INFO] [stderr]    |                                                 ^^^^^^              - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:84:58
[INFO] [stderr]    |
[INFO] [stderr] 78 | { $ ( $ qvar : ident : $ qtyp : ty ) , + } $ ( $ tail : tt ) * ] ) => {
[INFO] [stderr]    |                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 84 | $ ( # [ $ bmeta ] ) * => $ bitem : STRUCT [ $ ( $ qvar : $ qtyp ) , * ] ]
[INFO] [stderr]    |                                                          ^^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:97:49
[INFO] [stderr]    |
[INFO] [stderr] 91 | { $ ( $ qvar : ident : $ qtyp : ty ) , + , } $ ( $ tail : tt ) * ] ) => {
[INFO] [stderr]    |                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 97 | $ ( # [ $ bmeta ] ) * => $ bitem : STRUCT [ $ ( $ qvar : $ qtyp ) , * ] ]
[INFO] [stderr]    |                                                 ^^^^^^              - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:97:58
[INFO] [stderr]    |
[INFO] [stderr] 91 | { $ ( $ qvar : ident : $ qtyp : ty ) , + , } $ ( $ tail : tt ) * ] ) => {
[INFO] [stderr]    |                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 97 | $ ( # [ $ bmeta ] ) * => $ bitem : STRUCT [ $ ( $ qvar : $ qtyp ) , * ] ]
[INFO] [stderr]    |                                                          ^^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:146:41
[INFO] [stderr]     |
[INFO] [stderr] 142 | $ ( ( $ ( $ ttyp : ty ) , + ) ) * ) {
[INFO] [stderr]     |                           - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 146 | $ ( # [ $ imeta ] ) * $ iitem $ ( ( $ ( $ ttyp ) , * ) ) * $ (
[INFO] [stderr]     |                                         ^^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:174:7
[INFO] [stderr]     |
[INFO] [stderr] 168 | $ ( $ qvar : ident : $ qtyp : ty ) , + ] $ ( $ queue : tt ) * ] ) => {
[INFO] [stderr]     |                                      - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 174 | ( $ ( $ qtyp ) , * ) ) {  } ] queue [ $ ( $ queue ) * ] ) ; } ; (
[INFO] [stderr]     |       ^^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: unknown macro variable `emeta`
[INFO] [stderr]   --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:54:13
[INFO] [stderr]    |
[INFO] [stderr] 54 | $ ( $ ( # [ $ emeta ] ) * => $ eitem $ ( ( $ ( $ etyp ) , * ) ) * ) * $ (
[INFO] [stderr]    |             ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[deny(meta_variable_misuse)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: unknown macro variable `eitem`
[INFO] [stderr]   --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:54:30
[INFO] [stderr]    |
[INFO] [stderr] 54 | $ ( $ ( # [ $ emeta ] ) * => $ eitem $ ( ( $ ( $ etyp ) , * ) ) * ) * $ (
[INFO] [stderr]    |                              ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: unknown macro variable `etyp`
[INFO] [stderr]   --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:54:48
[INFO] [stderr]    |
[INFO] [stderr] 54 | $ ( $ ( # [ $ emeta ] ) * => $ eitem $ ( ( $ ( $ etyp ) , * ) ) * ) * $ (
[INFO] [stderr]    |                                                ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:71:48
[INFO] [stderr]    |
[INFO] [stderr] 65 | ( $ ( $ qvar : ident : $ qtyp : ty ) , + ) $ ( $ tail : tt ) * ] ) => {
[INFO] [stderr]    |                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 71 | $ ( # [ $ bmeta ] ) * => $ bitem : TUPLE [ $ ( $ qvar : $ qtyp ) , * ] ] queue
[INFO] [stderr]    |                                                ^^^^^^              - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:71:57
[INFO] [stderr]    |
[INFO] [stderr] 65 | ( $ ( $ qvar : ident : $ qtyp : ty ) , + ) $ ( $ tail : tt ) * ] ) => {
[INFO] [stderr]    |                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 71 | $ ( # [ $ bmeta ] ) * => $ bitem : TUPLE [ $ ( $ qvar : $ qtyp ) , * ] ] queue
[INFO] [stderr]    |                                                         ^^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:84:49
[INFO] [stderr]    |
[INFO] [stderr] 78 | { $ ( $ qvar : ident : $ qtyp : ty ) , + } $ ( $ tail : tt ) * ] ) => {
[INFO] [stderr]    |                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 84 | $ ( # [ $ bmeta ] ) * => $ bitem : STRUCT [ $ ( $ qvar : $ qtyp ) , * ] ]
[INFO] [stderr]    |                                                 ^^^^^^              - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:84:58
[INFO] [stderr]    |
[INFO] [stderr] 78 | { $ ( $ qvar : ident : $ qtyp : ty ) , + } $ ( $ tail : tt ) * ] ) => {
[INFO] [stderr]    |                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 84 | $ ( # [ $ bmeta ] ) * => $ bitem : STRUCT [ $ ( $ qvar : $ qtyp ) , * ] ]
[INFO] [stderr]    |                                                          ^^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:97:49
[INFO] [stderr]    |
[INFO] [stderr] 91 | { $ ( $ qvar : ident : $ qtyp : ty ) , + , } $ ( $ tail : tt ) * ] ) => {
[INFO] [stderr]    |                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 97 | $ ( # [ $ bmeta ] ) * => $ bitem : STRUCT [ $ ( $ qvar : $ qtyp ) , * ] ]
[INFO] [stderr]    |                                                 ^^^^^^              - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]   --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:97:58
[INFO] [stderr]    |
[INFO] [stderr] 91 | { $ ( $ qvar : ident : $ qtyp : ty ) , + , } $ ( $ tail : tt ) * ] ) => {
[INFO] [stderr]    |                                        - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 97 | $ ( # [ $ bmeta ] ) * => $ bitem : STRUCT [ $ ( $ qvar : $ qtyp ) , * ] ]
[INFO] [stderr]    |                                                          ^^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:146:41
[INFO] [stderr]     |
[INFO] [stderr] 142 | $ ( ( $ ( $ ttyp : ty ) , + ) ) * ) {
[INFO] [stderr]     |                           - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 146 | $ ( # [ $ imeta ] ) * $ iitem $ ( ( $ ( $ ttyp ) , * ) ) * $ (
[INFO] [stderr]     |                                         ^^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] error: meta-variable repeats with different Kleene operator
[INFO] [stderr]    --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:174:7
[INFO] [stderr]     |
[INFO] [stderr] 168 | $ ( $ qvar : ident : $ qtyp : ty ) , + ] $ ( $ queue : tt ) * ] ) => {
[INFO] [stderr]     |                                      - expected repetition
[INFO] [stderr] ...
[INFO] [stderr] 174 | ( $ ( $ qtyp ) , * ) ) {  } ] queue [ $ ( $ queue ) * ] ) ; } ; (
[INFO] [stderr]     |       ^^^^^^     - conflicting repetition
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / error_chain!{
[INFO] [stderr] 4  | |     foreign_links {
[INFO] [stderr] 5  | |         Reqwest(ReqwestError);
[INFO] [stderr] 6  | |         Io(::std::io::Error);
[INFO] [stderr] ...  |
[INFO] [stderr] 13 | |     }
[INFO] [stderr] 14 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / error_chain!{
[INFO] [stderr] 4  | |     foreign_links {
[INFO] [stderr] 5  | |         Reqwest(ReqwestError);
[INFO] [stderr] 6  | |         Io(::std::io::Error);
[INFO] [stderr] ...  |
[INFO] [stderr] 13 | |     }
[INFO] [stderr] 14 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 11 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `speedtest-rs`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / error_chain!{
[INFO] [stderr] 4  | |     foreign_links {
[INFO] [stderr] 5  | |         Reqwest(ReqwestError);
[INFO] [stderr] 6  | |         Io(::std::io::Error);
[INFO] [stderr] ...  |
[INFO] [stderr] 13 | |     }
[INFO] [stderr] 14 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / error_chain!{
[INFO] [stderr] 4  | |     foreign_links {
[INFO] [stderr] 5  | |         Reqwest(ReqwestError);
[INFO] [stderr] 6  | |         Io(::std::io::Error);
[INFO] [stderr] ...  |
[INFO] [stderr] 13 | |     }
[INFO] [stderr] 14 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 11 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `speedtest-rs`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "234bc0d7acab0b35b393ddf31410924ea68e2af9331724470010c9e88053d712"`
[INFO] running `"docker" "rm" "-f" "234bc0d7acab0b35b393ddf31410924ea68e2af9331724470010c9e88053d712"`
[INFO] [stdout] 234bc0d7acab0b35b393ddf31410924ea68e2af9331724470010c9e88053d712