[INFO] fetching crate argmin 0.4.7... [INFO] checking argmin-0.4.7 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] extracting crate argmin 0.4.7 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate argmin 0.4.7 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate argmin 0.4.7 [INFO] finished tweaking crates.io crate argmin 0.4.7 [INFO] tweaked toml for crates.io crate argmin 0.4.7 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate crates.io crate argmin 0.4.7 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9b810f9d2b2f8a2d22ade82f8ca76b775cbc2bcc324aa4fdb159a19c864c818a [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "9b810f9d2b2f8a2d22ade82f8ca76b775cbc2bcc324aa4fdb159a19c864c818a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9b810f9d2b2f8a2d22ade82f8ca76b775cbc2bcc324aa4fdb159a19c864c818a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9b810f9d2b2f8a2d22ade82f8ca76b775cbc2bcc324aa4fdb159a19c864c818a", kill_on_drop: false }` [INFO] [stdout] 9b810f9d2b2f8a2d22ade82f8ca76b775cbc2bcc324aa4fdb159a19c864c818a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] a56776ec396aef4472e5ef9552562fea37b120f5ce5bbc36f1b05f449d2c2737 [INFO] running `Command { std: "docker" "start" "-a" "a56776ec396aef4472e5ef9552562fea37b120f5ce5bbc36f1b05f449d2c2737", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling const_fn v0.4.8 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Compiling paste v1.0.5 [INFO] [stderr] Compiling standback v0.2.17 [INFO] [stderr] Compiling time v0.2.27 [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking dirs-sys-next v0.1.2 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking cblas-sys v0.1.4 [INFO] [stderr] Checking lapack-sys v0.12.1 [INFO] [stderr] Checking matrixmultiply v0.3.1 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Checking dirs-next v2.0.0 [INFO] [stderr] Checking term v0.7.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-bigint v0.4.0 [INFO] [stderr] Compiling num-rational v0.4.0 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Compiling dirs-sys v0.3.6 [INFO] [stderr] Compiling dirs v3.0.2 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking slog-async v2.6.0 [INFO] [stderr] Checking approx v0.4.0 [INFO] [stderr] Checking approx v0.5.0 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking slog-term v2.8.0 [INFO] [stderr] Checking num v0.2.1 [INFO] [stderr] Checking argmin_testfunctions v0.1.1 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling thiserror-impl v1.0.26 [INFO] [stderr] Compiling time-macros-impl v0.1.2 [INFO] [stderr] Checking time-macros v0.1.1 [INFO] [stderr] Compiling thiserror v1.0.26 [INFO] [stderr] Compiling openblas-build v0.1.1 [INFO] [stderr] Compiling openblas-src v0.10.4 [INFO] [stderr] Checking instant v0.1.10 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking serde_json v1.0.64 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand_xorshift v0.3.0 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking slog-json v2.3.0 [INFO] [stderr] Checking num-complex v0.4.0 [INFO] [stderr] Checking cauchy v0.4.0 [INFO] [stderr] Checking ndarray v0.15.3 [INFO] [stderr] Checking lapack v0.18.0 [INFO] [stderr] Checking num v0.4.0 [INFO] [stderr] Checking argmin v0.4.7 (/opt/rustwide/workdir) [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/core/macros.rs:34:51 [INFO] [stdout] | [INFO] [stdout] 34 | check_param!($param, $msg, NotInitialized); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] ::: src/solver/linesearch/hagerzhang.rs:448:33 [INFO] [stdout] | [INFO] [stdout] 448 | self.search_direction = check_param!( [INFO] [stdout] | _________________________________- [INFO] [stdout] 449 | | self.search_direction_b, [INFO] [stdout] 450 | | "HagerZhangLineSearch: Search direction not initialized. Call `set_search_direction`." [INFO] [stdout] 451 | | ); [INFO] [stdout] | |_________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: this warning originates in the macro `check_param` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/core/macros.rs:34:51 [INFO] [stdout] | [INFO] [stdout] 34 | check_param!($param, $msg, NotInitialized); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] ::: src/solver/linesearch/morethuente.rs:229:33 [INFO] [stdout] | [INFO] [stdout] 229 | self.search_direction = check_param!( [INFO] [stdout] | _________________________________- [INFO] [stdout] 230 | | self.search_direction_b, [INFO] [stdout] 231 | | "MoreThuenteLineSearch: Search direction not initialized. Call `set_search_direction`." [INFO] [stdout] 232 | | ); [INFO] [stdout] | |_________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: this warning originates in the macro `check_param` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking finitediff v0.1.4 [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking lax v0.2.0 [INFO] [stderr] Checking ndarray-linalg v0.14.0 [INFO] [stdout] error[E0432]: unresolved import `ndarray` [INFO] [stdout] --> examples/sr1.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use ndarray::{array, Array1, Array2}; [INFO] [stdout] | ^^^^^^^ use of undeclared crate or module `ndarray` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot determine resolution for the macro `array` [INFO] [stdout] --> examples/sr1.rs:43:35 [INFO] [stdout] | [INFO] [stdout] 43 | let init_param: Array1 = array![-1.2, 1.0, -10.0, 2.0, 3.0, 2.0, 4.0, 10.0]; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: import resolution is stuck, try simplifying macro imports [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `ndarray` [INFO] [stdout] --> examples/gaussnewton_linesearch.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use ndarray::{Array1, Array2}; [INFO] [stdout] | ^^^^^^^ use of undeclared crate or module `ndarray` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `nalgebra` [INFO] [stdout] --> examples/gaussnewton_nalgebra.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use nalgebra::{DMatrix, DVector}; [INFO] [stdout] | ^^^^^^^^ use of undeclared crate or module `nalgebra` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `ndarray` [INFO] [stdout] --> examples/trustregion_nd.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use ndarray::{Array, Array1, Array2}; [INFO] [stdout] | ^^^^^^^ use of undeclared crate or module `ndarray` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `ndarray` [INFO] [stdout] --> examples/dfp.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use ndarray::{array, Array1, Array2}; [INFO] [stdout] | ^^^^^^^ use of undeclared crate or module `ndarray` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot determine resolution for the macro `array` [INFO] [stdout] --> examples/dfp.rs:41:35 [INFO] [stdout] | [INFO] [stdout] 41 | let init_param: Array1 = array![-1.2, 1.0]; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: import resolution is stuck, try simplifying macro imports [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stderr] error: could not compile `argmin` due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0432]: unresolved import `ndarray` [INFO] [stdout] --> examples/newton_cg.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use ndarray::{Array, Array1, Array2}; [INFO] [stdout] | ^^^^^^^ use of undeclared crate or module `ndarray` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `ndarray` [INFO] [stdout] --> examples/writers.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use ndarray::{array, Array1, Array2}; [INFO] [stdout] | ^^^^^^^ use of undeclared crate or module `ndarray` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot determine resolution for the macro `array` [INFO] [stdout] --> examples/writers.rs:42:35 [INFO] [stdout] | [INFO] [stdout] 42 | let init_param: Array1 = array![-1.2, 1.0, -10.0, 2.0, 3.0, 2.0, 4.0, 10.0]; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: import resolution is stuck, try simplifying macro imports [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `finitediff` [INFO] [stdout] --> examples/dfp.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use finitediff::*; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stdout] warning: unused import: `finitediff` [INFO] [stdout] --> examples/sr1.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use finitediff::*; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stdout] warning: unused import: `finitediff` [INFO] [stdout] --> examples/writers.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use finitediff::*; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `ndarray` [INFO] [stdout] --> src/tests.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use ndarray::prelude::*; [INFO] [stdout] | ^^^^^^^ use of undeclared crate or module `ndarray` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `ndarray` [INFO] [stdout] --> src/tests.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use ndarray::{Array1, Array2}; [INFO] [stdout] | ^^^^^^^ use of undeclared crate or module `ndarray` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find function `arr2` in this scope [INFO] [stdout] --> src/tests.rs:37:30 [INFO] [stdout] | [INFO] [stdout] 37 | let F: Array2 = arr2(&[ [INFO] [stdout] | ^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find function `arr1` in this scope [INFO] [stdout] --> src/tests.rs:44:30 [INFO] [stdout] | [INFO] [stdout] 44 | let K: Array1 = arr1(&[1., 0.3, 0.5]); [INFO] [stdout] | ^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find function `arr1` in this scope [INFO] [stdout] --> src/tests.rs:45:38 [INFO] [stdout] | [INFO] [stdout] 45 | let param_opt: Array1 = arr1(&[0., -0.524869316, 0.487525860]); [INFO] [stdout] | ^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find function `arr1` in this scope [INFO] [stdout] --> src/tests.rs:46:39 [INFO] [stdout] | [INFO] [stdout] 46 | let param_init: Array1 = arr1(&[0.0, 0.0, 0.0]); [INFO] [stdout] | ^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/core/macros.rs:34:51 [INFO] [stdout] | [INFO] [stdout] 34 | check_param!($param, $msg, NotInitialized); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] ::: src/solver/linesearch/hagerzhang.rs:448:33 [INFO] [stdout] | [INFO] [stdout] 448 | self.search_direction = check_param!( [INFO] [stdout] | _________________________________- [INFO] [stdout] 449 | | self.search_direction_b, [INFO] [stdout] 450 | | "HagerZhangLineSearch: Search direction not initialized. Call `set_search_direction`." [INFO] [stdout] 451 | | ); [INFO] [stdout] | |_________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: this warning originates in the macro `check_param` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/core/macros.rs:34:51 [INFO] [stdout] | [INFO] [stdout] 34 | check_param!($param, $msg, NotInitialized); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] ::: src/solver/linesearch/morethuente.rs:229:33 [INFO] [stdout] | [INFO] [stdout] 229 | self.search_direction = check_param!( [INFO] [stdout] | _________________________________- [INFO] [stdout] 230 | | self.search_direction_b, [INFO] [stdout] 231 | | "MoreThuenteLineSearch: Search direction not initialized. Call `set_search_direction`." [INFO] [stdout] 232 | | ); [INFO] [stdout] | |_________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: this warning originates in the macro `check_param` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> src/tests.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 22 | #[derive(Clone, Default, Serialize, Deserialize, Debug)] [INFO] [stdout] | ------- in this derive macro expansion [INFO] [stdout] 23 | struct MaxEntropy { [INFO] [stdout] 24 | F: Array2, [INFO] [stdout] | ^^^^^^^^^^^^^^ cannot infer type [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `_: Default` [INFO] [stdout] note: required by `std::default::Default::default` [INFO] [stdout] = note: this error originates in the derive macro `Default` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 7 previous errors; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0283, E0425, E0432, E0433. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0283`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "a56776ec396aef4472e5ef9552562fea37b120f5ce5bbc36f1b05f449d2c2737", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a56776ec396aef4472e5ef9552562fea37b120f5ce5bbc36f1b05f449d2c2737", kill_on_drop: false }` [INFO] [stdout] a56776ec396aef4472e5ef9552562fea37b120f5ce5bbc36f1b05f449d2c2737