[INFO] cloning repository https://github.com/pinkisemils/rust_shenanigans
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pinkisemils/rust_shenanigans" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpinkisemils%2Frust_shenanigans", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpinkisemils%2Frust_shenanigans'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 16ae5658ced9ccc30ba25c779d78e17d416ca61b
[INFO] checking pinkisemils/rust_shenanigans against master#2e6fc425411280c658d852813de01c5157255088 for pr-128013
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpinkisemils%2Frust_shenanigans" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pinkisemils/rust_shenanigans on toolchain 2e6fc425411280c658d852813de01c5157255088
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pinkisemils/rust_shenanigans
[INFO] finished tweaking git repo https://github.com/pinkisemils/rust_shenanigans
[INFO] tweaked toml for git repo https://github.com/pinkisemils/rust_shenanigans written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/pinkisemils/rust_shenanigans already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rayon v0.6.0
[INFO] [stderr]   Downloaded adler32 v0.3.0
[INFO] [stderr]   Downloaded num-rational v0.1.35
[INFO] [stderr]   Downloaded image v0.12.3
[INFO] [stderr]   Downloaded inflate v0.1.1
[INFO] [stderr]   Downloaded gif v0.9.0
[INFO] [stderr]   Downloaded deflate v0.7.4
[INFO] [stderr]   Downloaded png v0.6.2
[INFO] [stderr]   Downloaded jpeg-decoder v0.1.11
[INFO] [stderr]   Downloaded deque v0.3.1
[INFO] [stderr]   Downloaded bitflags v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e6fb49ca8a7a76b9b09d2df8a53d3778d70f74a742c24e6135d1035a095b1770
[INFO] running `Command { std: "docker" "start" "-a" "e6fb49ca8a7a76b9b09d2df8a53d3778d70f74a742c24e6135d1035a095b1770", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e6fb49ca8a7a76b9b09d2df8a53d3778d70f74a742c24e6135d1035a095b1770", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6fb49ca8a7a76b9b09d2df8a53d3778d70f74a742c24e6135d1035a095b1770", kill_on_drop: false }`
[INFO] [stdout] e6fb49ca8a7a76b9b09d2df8a53d3778d70f74a742c24e6135d1035a095b1770
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 858620f08ab4d1b84a4f106a2a7dc8564a4766424e1fa26b57a9c53b6401baf7
[INFO] running `Command { std: "docker" "start" "-a" "858620f08ab4d1b84a4f106a2a7dc8564a4766424e1fa26b57a9c53b6401baf7", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Checking libc v0.2.20
[INFO] [stderr]     Checking num-traits v0.1.36
[INFO] [stderr]     Checking byteorder v1.0.0
[INFO] [stderr]     Checking adler32 v0.3.0
[INFO] [stderr]     Checking bitflags v0.7.1
[INFO] [stderr]    Compiling gcc v0.3.43
[INFO] [stderr]     Checking color_quant v1.0.0
[INFO] [stderr]     Checking inflate v0.1.1
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]     Checking scoped_threadpool v0.1.7
[INFO] [stderr]     Checking deflate v0.7.4
[INFO] [stderr]     Checking gif v0.9.0
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking num_cpus v1.2.1
[INFO] [stderr]     Checking num-integer v0.1.32
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking num-iter v0.1.32
[INFO] [stderr]     Checking num-rational v0.1.35
[INFO] [stderr]    Compiling deco v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking deque v0.3.1
[INFO] [stderr]     Checking rayon v0.6.0
[INFO] [stderr]     Checking png v0.6.2
[INFO] [stderr]     Checking jpeg-decoder v0.1.11
[INFO] [stderr]     Checking image v0.12.3
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/lib.rs:28:21
[INFO] [stdout]    |
[INFO] [stdout] 28 |                     tx.send(trim(sendable));
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 28 |                     let _ = tx.send(trim(sendable));
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/lib.rs:28:21
[INFO] [stdout]    |
[INFO] [stdout] 28 |                     tx.send(trim(sendable));
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 28 |                     let _ = tx.send(trim(sendable));
[INFO] [stdout]    |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/bin/main.rs:44:40
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn test_lib(jpegs: &Vec<Frame>, work: &Fn(&Frame)) -> time::Duration
[INFO] [stdout]    |                                        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn test_lib(jpegs: &Vec<Frame>, work: &dyn Fn(&Frame)) -> time::Duration
[INFO] [stdout]    |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/bin/main.rs:44:40
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn test_lib(jpegs: &Vec<Frame>, work: &Fn(&Frame)) -> time::Duration
[INFO] [stdout]    |                                        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn test_lib(jpegs: &Vec<Frame>, work: &dyn Fn(&Frame)) -> time::Duration
[INFO] [stdout]    |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dec_t`
[INFO] [stdout]   --> src/bin/main.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let dec_t = spawn(||{read_and_send(file, tx)});
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_dec_t`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dec_t`
[INFO] [stdout]   --> src/bin/main.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let dec_t = spawn(||{read_and_send(file, tx)});
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_dec_t`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.38s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bitflags v0.7.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "858620f08ab4d1b84a4f106a2a7dc8564a4766424e1fa26b57a9c53b6401baf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "858620f08ab4d1b84a4f106a2a7dc8564a4766424e1fa26b57a9c53b6401baf7", kill_on_drop: false }`
[INFO] [stdout] 858620f08ab4d1b84a4f106a2a7dc8564a4766424e1fa26b57a9c53b6401baf7
[INFO] checking pinkisemils/rust_shenanigans against try#d856f2da3433420b7077c0dc7ee9441455bc1302 for pr-128013
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpinkisemils%2Frust_shenanigans" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pinkisemils/rust_shenanigans on toolchain d856f2da3433420b7077c0dc7ee9441455bc1302
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d856f2da3433420b7077c0dc7ee9441455bc1302" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pinkisemils/rust_shenanigans
[INFO] finished tweaking git repo https://github.com/pinkisemils/rust_shenanigans
[INFO] tweaked toml for git repo https://github.com/pinkisemils/rust_shenanigans written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/pinkisemils/rust_shenanigans already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d856f2da3433420b7077c0dc7ee9441455bc1302" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+d856f2da3433420b7077c0dc7ee9441455bc1302" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 314d902f284fba6c90cff05b7899a7ecac4f50c0169d69f9c8b4655244791fae
[INFO] running `Command { std: "docker" "start" "-a" "314d902f284fba6c90cff05b7899a7ecac4f50c0169d69f9c8b4655244791fae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "314d902f284fba6c90cff05b7899a7ecac4f50c0169d69f9c8b4655244791fae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "314d902f284fba6c90cff05b7899a7ecac4f50c0169d69f9c8b4655244791fae", kill_on_drop: false }`
[INFO] [stdout] 314d902f284fba6c90cff05b7899a7ecac4f50c0169d69f9c8b4655244791fae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+d856f2da3433420b7077c0dc7ee9441455bc1302" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9e7bd50df170e9281b6f71cbd7690b36aa825b48383004bd52796c5d887be52
[INFO] running `Command { std: "docker" "start" "-a" "b9e7bd50df170e9281b6f71cbd7690b36aa825b48383004bd52796c5d887be52", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Checking num-traits v0.1.36
[INFO] [stderr]     Checking libc v0.2.20
[INFO] [stderr]     Checking byteorder v1.0.0
[INFO] [stderr]     Checking adler32 v0.3.0
[INFO] [stderr]     Checking bitflags v0.7.1
[INFO] [stderr]     Checking inflate v0.1.1
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking color_quant v1.0.0
[INFO] [stderr]    Compiling gcc v0.3.43
[INFO] [stderr]     Checking scoped_threadpool v0.1.7
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]     Checking deflate v0.7.4
[INFO] [stderr]     Checking gif v0.9.0
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking num_cpus v1.2.1
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/num-traits-0.1.36/src/lib.rs:212:54
[INFO] [stdout]     |
[INFO] [stdout] 212 |                             (true,  Ok(exp)) => base.powi(exp as i32),
[INFO] [stdout]     |                                                      ^^^^ multiple `powi` found
[INFO] [stdout] ...
[INFO] [stdout] 225 | float_trait_impl!(Num for f32 f64);
[INFO] [stdout]     | ---------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: candidate #1 is defined in an impl for the type `f128`
[INFO] [stdout]     = note: candidate #2 is defined in an impl for the type `f16`
[INFO] [stdout]     = note: candidate #3 is defined in an impl for the type `f32`
[INFO] [stdout]     = note: candidate #4 is defined in an impl for the type `f64`
[INFO] [stdout]     = note: this error originates in the macro `float_trait_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/num-traits-0.1.36/src/lib.rs:213:60
[INFO] [stdout]     |
[INFO] [stdout] 213 |                             (false, Ok(exp)) => 1.0 / base.powi(exp as i32),
[INFO] [stdout]     |                                                            ^^^^ multiple `powi` found
[INFO] [stdout] ...
[INFO] [stdout] 225 | float_trait_impl!(Num for f32 f64);
[INFO] [stdout]     | ---------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: candidate #1 is defined in an impl for the type `f128`
[INFO] [stdout]     = note: candidate #2 is defined in an impl for the type `f16`
[INFO] [stdout]     = note: candidate #3 is defined in an impl for the type `f32`
[INFO] [stdout]     = note: candidate #4 is defined in an impl for the type `f64`
[INFO] [stdout]     = note: this error originates in the macro `float_trait_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0034`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `num-traits` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "b9e7bd50df170e9281b6f71cbd7690b36aa825b48383004bd52796c5d887be52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9e7bd50df170e9281b6f71cbd7690b36aa825b48383004bd52796c5d887be52", kill_on_drop: false }`
[INFO] [stdout] b9e7bd50df170e9281b6f71cbd7690b36aa825b48383004bd52796c5d887be52