[INFO] updating cached repository https://github.com/kujenga/peekaboo [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] f9d877a64e9dab0520d54e1e24b68827efc32d20 [INFO] checking kujenga/peekaboo against try#8a749131e7beb72f6edacefd2bdcbed3d67b2112 for pr-72331 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkujenga%2Fpeekaboo" "/workspace/builds/worker-5/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kujenga/peekaboo on toolchain 8a749131e7beb72f6edacefd2bdcbed3d67b2112 [INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/kujenga/peekaboo [INFO] finished tweaking git repo https://github.com/kujenga/peekaboo [INFO] tweaked toml for git repo https://github.com/kujenga/peekaboo written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/kujenga/peekaboo already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] error: the lock file /workspace/builds/worker-5/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded smol v0.1.10 [INFO] [stderr] Downloaded piper v0.1.2 [INFO] [stderr] Downloaded async-std v1.6.0 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "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] 73e7a3e482a2a11c1f80bf7448750d5bb574c8ccae80054f2b0e1a6d6e328d93 [INFO] running `"docker" "start" "-a" "73e7a3e482a2a11c1f80bf7448750d5bb574c8ccae80054f2b0e1a6d6e328d93"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling libc v0.2.70 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling proc-macro2 v1.0.15 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.23 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Checking smallvec v1.4.0 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking traitobject v0.1.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking once_cell v1.4.0 [INFO] [stderr] Checking adler32 v1.0.4 [INFO] [stderr] Compiling serde v1.0.110 [INFO] [stderr] Checking typeable v0.1.2 [INFO] [stderr] Checking language-tags v0.2.2 [INFO] [stderr] Checking futures-io v0.3.5 [INFO] [stderr] Compiling ryu v1.0.4 [INFO] [stderr] Compiling standback v0.2.8 [INFO] [stderr] Compiling nix v0.17.0 [INFO] [stderr] Compiling ucd-trie v0.1.3 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling maplit v1.0.2 [INFO] [stderr] Checking async-task v3.0.0 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Checking lzw v0.10.0 [INFO] [stderr] Compiling version_check v0.9.1 [INFO] [stderr] Checking scoped-tls-hkt v0.1.2 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Checking color_quant v1.0.1 [INFO] [stderr] Checking dtoa v0.4.5 [INFO] [stderr] Checking scoped_threadpool v0.1.9 [INFO] [stderr] Checking bytemuck v1.2.0 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking unsafe-any v0.4.2 [INFO] [stderr] Checking futures-task v0.3.5 [INFO] [stderr] Checking miniz_oxide v0.3.6 [INFO] [stderr] Checking inflate v0.4.5 [INFO] [stderr] Checking unicode-normalization v0.1.12 [INFO] [stderr] Compiling pest v2.1.3 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.4 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling num-iter v0.1.40 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Checking gif v0.10.3 [INFO] [stderr] Checking typemap v0.3.3 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking deflate v0.8.4 [INFO] [stderr] Compiling time v0.2.16 [INFO] [stderr] Checking plugin v0.2.6 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking kv-log-macro v1.0.5 [INFO] [stderr] Checking tiff v0.4.0 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Compiling quote v1.0.6 [INFO] [stderr] Checking mime v0.2.6 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Checking png v0.16.3 [INFO] [stderr] Checking crossbeam-queue v0.2.1 [INFO] [stderr] Checking crossbeam-channel v0.4.2 [INFO] [stderr] Compiling pest_meta v2.1.3 [INFO] [stderr] Compiling phf v0.7.24 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking url v2.1.1 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking crossbeam v0.7.3 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking net2 v0.2.34 [INFO] [stderr] Checking socket2 v0.3.12 [INFO] [stderr] Checking rayon-core v1.7.0 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Checking hyper v0.10.16 [INFO] [stderr] Checking rayon v1.3.0 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking tokio v0.2.21 [INFO] [stderr] Checking num v0.2.1 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Compiling mime_guess v1.8.8 [INFO] [stderr] Checking iron v0.6.1 [INFO] [stderr] Checking jpeg-decoder v0.1.19 [INFO] [stderr] Checking persistent v0.4.0 [INFO] [stderr] Checking router v0.6.0 [INFO] [stderr] Checking serde_json v1.0.53 [INFO] [stderr] Checking tokio-util v0.3.1 [INFO] [stderr] Checking image v0.23.4 [INFO] [stderr] Compiling pest_generator v2.1.3 [INFO] [stderr] Checking bodyparser v0.8.0 [INFO] [stderr] Checking urlencoded v0.6.0 [INFO] [stderr] Compiling pin-project-internal v0.4.17 [INFO] [stderr] Compiling time-macros-impl v0.1.1 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Compiling async-trait v0.1.31 [INFO] [stderr] Checking handlebars v3.0.1 [INFO] [stderr] Checking time-macros v0.1.0 [INFO] [stderr] Checking pin-project v0.4.17 [INFO] [stderr] Checking futures-util v0.3.5 [INFO] [stderr] Checking piper v0.1.2 [INFO] [stderr] Checking combine v4.2.1 [INFO] [stderr] Checking smol v0.1.10 [INFO] [stderr] Checking async-std v1.6.0 [INFO] [stderr] Checking redis v0.16.0 [INFO] [stderr] Checking peekaboo v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error[E0412]: cannot find type `ResponseBody` in module `response` [INFO] [stderr] --> src/main.rs:76:50 [INFO] [stderr] | [INFO] [stderr] 76 | fn write_body(&mut self, res: &mut response::ResponseBody) -> io::Result<()> { [INFO] [stderr] | ^^^^^^^^^^^^ help: a struct with a similar name exists: `Response` [INFO] [stderr] | [INFO] [stderr] ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/iron-0.6.1/src/response.rs:78:1 [INFO] [stderr] | [INFO] [stderr] 78 | pub struct Response { [INFO] [stderr] | ------------------- similarly named struct `Response` defined here [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find function, tuple struct or tuple variant `ImageLuma8` in crate `image` [INFO] [stderr] --> src/main.rs:77:16 [INFO] [stderr] | [INFO] [stderr] 77 | image::ImageLuma8(self.img.clone()).save(res, image::PNG) [INFO] [stderr] | ^^^^^^^^^^ not found in `image` [INFO] [stderr] | [INFO] [stderr] help: consider importing this tuple variant [INFO] [stderr] | [INFO] [stderr] 11 | use image::DynamicImage::ImageLuma8; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `PNG` in crate `image` [INFO] [stderr] --> src/main.rs:77:62 [INFO] [stderr] | [INFO] [stderr] 77 | image::ImageLuma8(self.img.clone()).save(res, image::PNG) [INFO] [stderr] | ^^^ not found in `image` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:35:18 [INFO] [stderr] | [INFO] [stderr] 35 | let client = try!(redis::Client::open("redis://127.0.0.1/")); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:36:15 [INFO] [stderr] | [INFO] [stderr] 36 | let con = try!(client.get_connection()); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:39:22 [INFO] [stderr] | [INFO] [stderr] 39 | let _ : () = try!(con.set(key, cur+1)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'time::precise_time_ns': Use `OffsetDateTime::now() - OffsetDateTime::unix_epoch()` to get a `Duration` since a known epoch. [INFO] [stderr] --> src/main.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | use time::precise_time_ns; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'time::precise_time_ns': Use `OffsetDateTime::now() - OffsetDateTime::unix_epoch()` to get a `Duration` since a known epoch. [INFO] [stderr] --> src/main.rs:51:47 [INFO] [stderr] | [INFO] [stderr] 51 | req.extensions.insert::(precise_time_ns()); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'time::precise_time_ns': Use `OffsetDateTime::now() - OffsetDateTime::unix_epoch()` to get a `Duration` since a known epoch. [INFO] [stderr] --> src/main.rs:58:21 [INFO] [stderr] | [INFO] [stderr] 58 | let delta = precise_time_ns() - *req.extensions.get::().unwrap(); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `ResponseBody` in module `response` [INFO] [stderr] --> src/main.rs:76:50 [INFO] [stderr] | [INFO] [stderr] 76 | fn write_body(&mut self, res: &mut response::ResponseBody) -> io::Result<()> { [INFO] [stderr] | ^^^^^^^^^^^^ help: a struct with a similar name exists: `Response` [INFO] [stderr] | [INFO] [stderr] ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/iron-0.6.1/src/response.rs:78:1 [INFO] [stderr] | [INFO] [stderr] 78 | pub struct Response { [INFO] [stderr] | ------------------- similarly named struct `Response` defined here [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find function, tuple struct or tuple variant `ImageLuma8` in crate `image` [INFO] [stderr] --> src/main.rs:77:16 [INFO] [stderr] | [INFO] [stderr] 77 | image::ImageLuma8(self.img.clone()).save(res, image::PNG) [INFO] [stderr] | ^^^^^^^^^^ not found in `image` [INFO] [stderr] | [INFO] [stderr] help: consider importing this tuple variant [INFO] [stderr] | [INFO] [stderr] 11 | use image::DynamicImage::ImageLuma8; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find value `PNG` in crate `image` [INFO] [stderr] --> src/main.rs:77:62 [INFO] [stderr] | [INFO] [stderr] 77 | image::ImageLuma8(self.img.clone()).save(res, image::PNG) [INFO] [stderr] | ^^^ not found in `image` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:35:18 [INFO] [stderr] | [INFO] [stderr] 35 | let client = try!(redis::Client::open("redis://127.0.0.1/")); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:36:15 [INFO] [stderr] | [INFO] [stderr] 36 | let con = try!(client.get_connection()); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/main.rs:39:22 [INFO] [stderr] | [INFO] [stderr] 39 | let _ : () = try!(con.set(key, cur+1)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'time::precise_time_ns': Use `OffsetDateTime::now() - OffsetDateTime::unix_epoch()` to get a `Duration` since a known epoch. [INFO] [stderr] --> src/main.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | use time::precise_time_ns; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'time::precise_time_ns': Use `OffsetDateTime::now() - OffsetDateTime::unix_epoch()` to get a `Duration` since a known epoch. [INFO] [stderr] --> src/main.rs:51:47 [INFO] [stderr] | [INFO] [stderr] 51 | req.extensions.insert::(precise_time_ns()); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'time::precise_time_ns': Use `OffsetDateTime::now() - OffsetDateTime::unix_epoch()` to get a `Duration` since a known epoch. [INFO] [stderr] --> src/main.rs:58:21 [INFO] [stderr] | [INFO] [stderr] 58 | let delta = precise_time_ns() - *req.extensions.get::().unwrap(); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0061]: this function takes 3 arguments but 2 arguments were supplied [INFO] [stderr] --> src/main.rs:227:12 [INFO] [stderr] | [INFO] [stderr] 227 | router.get("/", handler); [INFO] [stderr] | ^^^ --- ------- supplied 2 arguments [INFO] [stderr] | | [INFO] [stderr] | expected 3 arguments [INFO] [stderr] [INFO] [stderr] error[E0061]: this function takes 3 arguments but 2 arguments were supplied [INFO] [stderr] --> src/main.rs:228:12 [INFO] [stderr] | [INFO] [stderr] 228 | router.get("/peek/:id", peek_chain); [INFO] [stderr] | ^^^ ----------- ---------- supplied 2 arguments [INFO] [stderr] | | [INFO] [stderr] | expected 3 arguments [INFO] [stderr] [INFO] [stderr] error[E0061]: this function takes 3 arguments but 2 arguments were supplied [INFO] [stderr] --> src/main.rs:229:12 [INFO] [stderr] | [INFO] [stderr] 229 | router.get("/peek/:id/info", peek_info_handler); [INFO] [stderr] | ^^^ ---------------- ----------------- supplied 2 arguments [INFO] [stderr] | | [INFO] [stderr] | expected 3 arguments [INFO] [stderr] [INFO] [stderr] error[E0061]: this function takes 3 arguments but 2 arguments were supplied [INFO] [stderr] --> src/main.rs:227:12 [INFO] [stderr] | [INFO] [stderr] 227 | router.get("/", handler); [INFO] [stderr] | ^^^ --- ------- supplied 2 arguments [INFO] [stderr] | | [INFO] [stderr] | expected 3 arguments [INFO] [stderr] [INFO] [stderr] error[E0061]: this function takes 3 arguments but 2 arguments were supplied [INFO] [stderr] --> src/main.rs:228:12 [INFO] [stderr] | [INFO] [stderr] 228 | router.get("/peek/:id", peek_chain); [INFO] [stderr] | ^^^ ----------- ---------- supplied 2 arguments [INFO] [stderr] | | [INFO] [stderr] | expected 3 arguments [INFO] [stderr] [INFO] [stderr] error[E0061]: this function takes 3 arguments but 2 arguments were supplied [INFO] [stderr] --> src/main.rs:229:12 [INFO] [stderr] | [INFO] [stderr] 229 | router.get("/peek/:id/info", peek_info_handler); [INFO] [stderr] | ^^^ ---------------- ----------------- supplied 2 arguments [INFO] [stderr] | | [INFO] [stderr] | expected 3 arguments [INFO] [stderr] [INFO] [stderr] error[E0277]: the trait bound `rustc_serialize::json::Json: serde::ser::Serialize` is not satisfied [INFO] [stderr] --> src/main.rs:157:42 [INFO] [stderr] | [INFO] [stderr] 157 | match handlebars.render("index", &data) { [INFO] [stderr] | ^^^^^ the trait `serde::ser::Serialize` is not implemented for `rustc_serialize::json::Json` [INFO] [stderr] | [INFO] [stderr] = note: required because of the requirements on the impl of `serde::ser::Serialize` for `std::collections::BTreeMap` [INFO] [stderr] [INFO] [stderr] error[E0277]: the trait bound `rustc_serialize::json::Json: serde::ser::Serialize` is not satisfied [INFO] [stderr] --> src/main.rs:157:42 [INFO] [stderr] | [INFO] [stderr] 157 | match handlebars.render("index", &data) { [INFO] [stderr] | ^^^^^ the trait `serde::ser::Serialize` is not implemented for `rustc_serialize::json::Json` [INFO] [stderr] | [INFO] [stderr] = note: required because of the requirements on the impl of `serde::ser::Serialize` for `std::collections::BTreeMap` [INFO] [stderr] [INFO] [stderr] error[E0277]: the trait bound `Peek: serde::ser::Serialize` is not satisfied [INFO] [stderr] --> src/main.rs:216:41 [INFO] [stderr] | [INFO] [stderr] 216 | match handlebars.render("info", &data) { [INFO] [stderr] | ^^^^^ the trait `serde::ser::Serialize` is not implemented for `Peek` [INFO] [stderr] [INFO] [stderr] error[E0277]: the trait bound `Peek: serde::ser::Serialize` is not satisfied [INFO] [stderr] --> src/main.rs:216:41 [INFO] [stderr] | [INFO] [stderr] 216 | match handlebars.render("info", &data) { [INFO] [stderr] | ^^^^^ the trait `serde::ser::Serialize` is not implemented for `Peek` [INFO] [stderr] [INFO] [stderr] error: aborting due to 8 previous errors; 6 warnings emitted [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0061, E0277, E0412, E0425. [INFO] [stderr] For more information about an error, try `rustc --explain E0061`. [INFO] [stderr] error: aborting due to 8 previous errors; 6 warnings emitted [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0061, E0277, E0412, E0425. [INFO] [stderr] For more information about an error, try `rustc --explain E0061`. [INFO] [stderr] error: could not compile `peekaboo`. [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] error: could not compile `peekaboo`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "73e7a3e482a2a11c1f80bf7448750d5bb574c8ccae80054f2b0e1a6d6e328d93"` [INFO] running `"docker" "rm" "-f" "73e7a3e482a2a11c1f80bf7448750d5bb574c8ccae80054f2b0e1a6d6e328d93"` [INFO] [stdout] 73e7a3e482a2a11c1f80bf7448750d5bb574c8ccae80054f2b0e1a6d6e328d93