[INFO] updating cached repository https://github.com/cora32/Linkcrawl [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] 5b0c750459081826353f45832150d867ff799497 [INFO] testing cora32/Linkcrawl against 1.44.0 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcora32%2FLinkcrawl" "/workspace/builds/worker-2/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cora32/Linkcrawl on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/cora32/Linkcrawl [INFO] finished tweaking git repo https://github.com/cora32/Linkcrawl [INFO] tweaked toml for git repo https://github.com/cora32/Linkcrawl written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/cora32/Linkcrawl already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Updating crates.io index [INFO] [stderr] error: the lock file /workspace/builds/worker-2/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 [INFO] the lockfile is outdated, regenerating it [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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" "+1.44.0" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] e4d2030df4e68b372db3617e68405790a60870dc60a28cdbb2d2abac26978df0 [INFO] running `"docker" "start" "-a" "e4d2030df4e68b372db3617e68405790a60870dc60a28cdbb2d2abac26978df0"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling futures v0.1.29 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.30 [INFO] [stderr] Compiling futures-core v0.3.5 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling cc v1.0.54 [INFO] [stderr] Compiling pkg-config v0.3.17 [INFO] [stderr] Compiling futures-sink v0.3.5 [INFO] [stderr] Compiling bytes v0.5.4 [INFO] [stderr] Compiling proc-macro-nested v0.1.4 [INFO] [stderr] Compiling proc-macro-hack v0.5.16 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling adler32 v1.0.4 [INFO] [stderr] Compiling once_cell v1.4.0 [INFO] [stderr] Compiling itoa v0.4.5 [INFO] [stderr] Compiling pin-project-lite v0.1.7 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling futures-io v0.3.5 [INFO] [stderr] Compiling rayon-core v1.7.0 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling openssl v0.10.29 [INFO] [stderr] Compiling foreign-types-shared v0.1.1 [INFO] [stderr] Compiling matrixmultiply v0.1.15 [INFO] [stderr] Compiling ppv-lite86 v0.2.8 [INFO] [stderr] Compiling native-tls v0.2.4 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Compiling lzw v0.10.0 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling rawpointer v0.1.0 [INFO] [stderr] Compiling serde v1.0.111 [INFO] [stderr] Compiling try-lock v0.2.2 [INFO] [stderr] Compiling color_quant v1.0.1 [INFO] [stderr] Compiling openssl-probe v0.1.2 [INFO] [stderr] Compiling bytemuck v1.2.0 [INFO] [stderr] Compiling custom_derive v0.1.7 [INFO] [stderr] Compiling ttf-parser v0.6.1 [INFO] [stderr] Compiling tower-service v0.3.0 [INFO] [stderr] Compiling scoped_threadpool v0.1.9 [INFO] [stderr] Compiling scoped-tls v0.1.2 [INFO] [stderr] Compiling ab_glyph_rasterizer v0.1.2 [INFO] [stderr] Compiling regex-syntax v0.6.18 [INFO] [stderr] Compiling ansi_term v0.12.1 [INFO] [stderr] Compiling lock_api v0.3.4 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling futures-channel v0.3.5 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling inflate v0.4.5 [INFO] [stderr] Compiling miniz_oxide v0.3.6 [INFO] [stderr] Compiling futures-task v0.3.5 [INFO] [stderr] Compiling http v0.2.1 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling foreign-types v0.3.2 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling memoffset v0.5.4 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling num-iter v0.1.40 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling indexmap v1.4.0 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling conv v0.3.3 [INFO] [stderr] Compiling gif v0.10.3 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling tokio-sync v0.1.8 [INFO] [stderr] Compiling smallvec v0.6.13 [INFO] [stderr] Compiling want v0.3.0 [INFO] [stderr] Compiling openssl-sys v0.9.58 [INFO] [stderr] Compiling aho-corasick v0.7.10 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling deflate v0.8.4 [INFO] [stderr] Compiling stb_truetype v0.3.1 [INFO] [stderr] Compiling tiff v0.4.0 [INFO] [stderr] Compiling quote v1.0.6 [INFO] [stderr] Compiling owned_ttf_parser v0.6.0 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling net2 v0.2.34 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling socket2 v0.3.12 [INFO] [stderr] Compiling time v0.1.43 [INFO] [stderr] Compiling tokio-executor v0.1.10 [INFO] [stderr] Compiling crossbeam-queue v0.2.2 [INFO] [stderr] Compiling crossbeam-channel v0.4.2 [INFO] [stderr] Compiling rusttype v0.9.2 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling png v0.16.4 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling mio v0.6.22 [INFO] [stderr] Compiling tokio-timer v0.2.13 [INFO] [stderr] Compiling tokio-current-thread v0.1.7 [INFO] [stderr] Compiling crossbeam-deque v0.7.3 [INFO] [stderr] Compiling approx v0.3.2 [INFO] [stderr] Compiling ordered-float v1.0.2 [INFO] [stderr] Compiling regex v1.3.9 [INFO] [stderr] Compiling http-body v0.3.1 [INFO] [stderr] Compiling tokio-io v0.1.13 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling tokio-threadpool v0.1.18 [INFO] [stderr] Compiling crossbeam v0.7.3 [INFO] [stderr] Compiling rusttype v0.8.3 [INFO] [stderr] Compiling tokio v0.2.21 [INFO] [stderr] Compiling mio-uds v0.6.8 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling num v0.1.42 [INFO] [stderr] Compiling tokio-reactor v0.1.12 [INFO] [stderr] Compiling tokio-codec v0.1.2 [INFO] [stderr] Compiling rayon v1.3.0 [INFO] [stderr] Compiling tokio-fs v0.1.7 [INFO] [stderr] Compiling rulinalg v0.4.2 [INFO] [stderr] Compiling tokio-udp v0.1.6 [INFO] [stderr] Compiling tokio-uds v0.2.6 [INFO] [stderr] Compiling tokio-tcp v0.1.4 [INFO] [stderr] Compiling tokio v0.1.22 [INFO] [stderr] Compiling rand_distr v0.2.2 [INFO] [stderr] Compiling tokio-core v0.1.17 [INFO] [stderr] Compiling num v0.2.1 [INFO] [stderr] Compiling tokio-util v0.3.1 [INFO] [stderr] Compiling tokio-tls v0.3.1 [INFO] [stderr] Compiling serde_json v1.0.53 [INFO] [stderr] Compiling jpeg-decoder v0.1.19 [INFO] [stderr] Compiling image v0.23.4 [INFO] [stderr] Compiling pin-project-internal v0.4.20 [INFO] [stderr] Compiling futures-macro v0.3.5 [INFO] [stderr] Compiling serde_derive v1.0.111 [INFO] [stderr] Compiling imageproc v0.20.0 [INFO] [stderr] Compiling pin-project v0.4.20 [INFO] [stderr] Compiling futures-util v0.3.5 [INFO] [stderr] Compiling h2 v0.2.5 [INFO] [stderr] Compiling futures-executor v0.3.5 [INFO] [stderr] Compiling futures v0.3.5 [INFO] [stderr] Compiling hyper v0.13.6 [INFO] [stderr] Compiling hyper-tls v0.4.1 [INFO] [stderr] Compiling rust1 v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error[E0432]: unresolved import `native_tls::Pkcs12` [INFO] [stderr] --> src/statistics_server.rs:5:18 [INFO] [stderr] | [INFO] [stderr] 5 | use native_tls::{Pkcs12, TlsAcceptor}; [INFO] [stderr] | ^^^^^^ no `Pkcs12` in the root [INFO] [stderr] [INFO] [stderr] error[E0432]: unresolved import `rusttype::FontCollection` [INFO] [stderr] --> src/statistics_server.rs:12:16 [INFO] [stderr] | [INFO] [stderr] 12 | use rusttype::{FontCollection, Scale}; [INFO] [stderr] | ^^^^^^^^^^^^^^ no `FontCollection` in the root [INFO] [stderr] [INFO] [stderr] error[E0432]: unresolved import `rusttype::FontCollection` [INFO] [stderr] --> src/main.rs:35:16 [INFO] [stderr] | [INFO] [stderr] 35 | use rusttype::{FontCollection, Scale}; [INFO] [stderr] | ^^^^^^^^^^^^^^ no `FontCollection` in the root [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find function `spawn_unsafe` in crate `crossbeam` [INFO] [stderr] --> src/connector.rs:319:24 [INFO] [stderr] | [INFO] [stderr] 319 | crossbeam::spawn_unsafe(|| { [INFO] [stderr] | ^^^^^^^^^^^^ not found in `crossbeam` [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Future`, `Stream` [INFO] [stderr] --> src/connector.rs:9:15 [INFO] [stderr] | [INFO] [stderr] 9 | use futures::{Future, Stream}; [INFO] [stderr] | ^^^^^^ ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/main.rs:102:9 [INFO] [stderr] | [INFO] [stderr] 102 | scale, [INFO] [stderr] | ^^^^^ expected struct `rusttype::Scale`, found a different struct `rusttype::Scale` [INFO] [stderr] | [INFO] [stderr] = note: perhaps two different versions of crate `rusttype` are being used? [INFO] [stderr] [INFO] [stderr] error[E0599]: no function or associated item named `configure` found for struct `hyper::Client<_, _>` in the current scope [INFO] [stderr] --> src/connector.rs:36:29 [INFO] [stderr] | [INFO] [stderr] 36 | client: Client::configure() [INFO] [stderr] | ^^^^^^^^^ function or associated item not found in `hyper::Client<_, _>` [INFO] [stderr] [INFO] [stderr] error[E0061]: this function takes 0 arguments but 2 arguments were supplied [INFO] [stderr] --> src/connector.rs:37:28 [INFO] [stderr] | [INFO] [stderr] 37 | .connector(HttpsConnector::new(4, &handle).unwrap()) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ - ------- supplied 2 arguments [INFO] [stderr] | | [INFO] [stderr] | expected 0 arguments [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `unwrap` found for struct `hyper_tls::HttpsConnector` in the current scope [INFO] [stderr] --> src/connector.rs:37:60 [INFO] [stderr] | [INFO] [stderr] 37 | .connector(HttpsConnector::new(4, &handle).unwrap()) [INFO] [stderr] | ^^^^^^ method not found in `hyper_tls::HttpsConnector` [INFO] [stderr] [INFO] [stderr] error[E0599]: no associated item named `MovedPermanently` found for struct `hyper::StatusCode` in the current scope [INFO] [stderr] --> src/connector.rs:55:55 [INFO] [stderr] | [INFO] [stderr] 55 | while response.status() == hyper::StatusCode::MovedPermanently [INFO] [stderr] | ^^^^^^^^^^^^^^^^ associated item not found in `hyper::StatusCode` [INFO] [stderr] [INFO] [stderr] error[E0599]: no associated item named `TemporaryRedirect` found for struct `hyper::StatusCode` in the current scope [INFO] [stderr] --> src/connector.rs:56:56 [INFO] [stderr] | [INFO] [stderr] 56 | || response.status() == hyper::StatusCode::TemporaryRedirect [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ associated item not found in `hyper::StatusCode` [INFO] [stderr] [INFO] [stderr] error[E0599]: no associated item named `PermanentRedirect` found for struct `hyper::StatusCode` in the current scope [INFO] [stderr] --> src/connector.rs:57:56 [INFO] [stderr] | [INFO] [stderr] 57 | || response.status() == hyper::StatusCode::PermanentRedirect [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ associated item not found in `hyper::StatusCode` [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `get_raw` found for reference `&hyper::HeaderMap` in the current scope [INFO] [stderr] --> src/connector.rs:67:22 [INFO] [stderr] | [INFO] [stderr] 67 | .get_raw("Location") [INFO] [stderr] | ^^^^^^^ method not found in `&hyper::HeaderMap` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/connector.rs:88:55 [INFO] [stderr] | [INFO] [stderr] 88 | println!("Link is invalid: {}", e.description()); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `map` found for struct `hyper::client::ResponseFuture` in the current scope [INFO] [stderr] --> src/connector.rs:107:44 [INFO] [stderr] | [INFO] [stderr] 107 | let request = self.client.get(uri).map(|res| res); [INFO] [stderr] | ^^^ method not found in `hyper::client::ResponseFuture` [INFO] [stderr] | [INFO] [stderr] ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/hyper-0.13.6/src/client/mod.rs:97:1 [INFO] [stderr] | [INFO] [stderr] 97 | pub struct ResponseFuture { [INFO] [stderr] | ------------------------- doesn't satisfy `hyper::client::ResponseFuture: std::iter::Iterator` [INFO] [stderr] | [INFO] [stderr] ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-0.3.5/src/future/future/mod.rs:142:8 [INFO] [stderr] | [INFO] [stderr] 142 | fn map(self, f: F) -> Map [INFO] [stderr] | --- [INFO] [stderr] | | [INFO] [stderr] | the method is available for `std::boxed::Box` here [INFO] [stderr] | the method is available for `std::sync::Arc` here [INFO] [stderr] | the method is available for `std::rc::Rc` here [INFO] [stderr] | [INFO] [stderr] = note: the method `map` exists but the following trait bounds were not satisfied: [INFO] [stderr] `hyper::client::ResponseFuture: std::iter::Iterator` [INFO] [stderr] which is required by `&mut hyper::client::ResponseFuture: std::iter::Iterator` [INFO] [stderr] = help: items from traits can only be used if the trait is in scope [INFO] [stderr] = note: the following trait is implemented but not in scope; perhaps add a `use` for it: [INFO] [stderr] `use futures::FutureExt;` [INFO] [stderr] [INFO] [stderr] error[E0599]: no variant or associated item named `A` found for enum `futures::future::Either<_, _>` in the current scope [INFO] [stderr] --> src/connector.rs:112:28 [INFO] [stderr] | [INFO] [stderr] 112 | Ok(Either::A((got, _timeout))) => Ok(got), [INFO] [stderr] | ^ variant or associated item not found in `futures::future::Either<_, _>` [INFO] [stderr] [INFO] [stderr] error[E0599]: no variant or associated item named `B` found for enum `futures::future::Either<_, _>` in the current scope [INFO] [stderr] --> src/connector.rs:113:28 [INFO] [stderr] | [INFO] [stderr] 113 | Ok(Either::B((_timeout_error, _get))) => Err(hyper::Error::Io(io::Error::new( [INFO] [stderr] | ^ variant or associated item not found in `futures::future::Either<_, _>` [INFO] [stderr] [INFO] [stderr] error[E0599]: no variant or associated item named `A` found for enum `futures::future::Either<_, _>` in the current scope [INFO] [stderr] --> src/connector.rs:117:29 [INFO] [stderr] | [INFO] [stderr] 117 | Err(Either::A((get_error, _timeout))) => Err(get_error), [INFO] [stderr] | ^ variant or associated item not found in `futures::future::Either<_, _>` [INFO] [stderr] [INFO] [stderr] error[E0599]: no variant or associated item named `B` found for enum `futures::future::Either<_, _>` in the current scope [INFO] [stderr] --> src/connector.rs:118:29 [INFO] [stderr] | [INFO] [stderr] 118 | Err(Either::B((timeout_error, _get))) => Err(From::from(timeout_error)), [INFO] [stderr] | ^ variant or associated item not found in `futures::future::Either<_, _>` [INFO] [stderr] [INFO] [stderr] error[E0599]: no associated item named `Io` found for struct `hyper::Error` in the current scope [INFO] [stderr] --> src/connector.rs:113:76 [INFO] [stderr] | [INFO] [stderr] 113 | Ok(Either::B((_timeout_error, _get))) => Err(hyper::Error::Io(io::Error::new( [INFO] [stderr] | ^^ associated item not found in `hyper::Error` [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `concat2` found for reference `&hyper::Body` in the current scope [INFO] [stderr] --> src/connector.rs:158:54 [INFO] [stderr] | [INFO] [stderr] 158 | let body_string = r.1.body().concat2().map(|chunk| { [INFO] [stderr] | ^^^^^^^ method not found in `&hyper::Body` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/connector.rs:185:66 [INFO] [stderr] | [INFO] [stderr] 185 | println!("Link \"{}\" is invalid: {}", &link, &e.description()); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `unwrap` found for struct `native_tls::TlsAcceptorBuilder` in the current scope [INFO] [stderr] --> src/statistics_server.rs:46:49 [INFO] [stderr] | [INFO] [stderr] 46 | let acceptor = TlsAcceptor::builder(pkcs12).unwrap().build().unwrap(); [INFO] [stderr] | ^^^^^^ method not found in `native_tls::TlsAcceptorBuilder` [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `clone` found for struct `std::sync::Arc<_>` in the current scope [INFO] [stderr] --> src/statistics_server.rs:53:45 [INFO] [stderr] | [INFO] [stderr] 53 | let acceptor = acceptor.clone(); [INFO] [stderr] | ^^^^^ method not found in `std::sync::Arc<_>` [INFO] [stderr] | [INFO] [stderr] = note: `acceptor` is a function, perhaps you wish to call it [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/statistics_server.rs:207:13 [INFO] [stderr] | [INFO] [stderr] 207 | scale, [INFO] [stderr] | ^^^^^ expected struct `rusttype::Scale`, found a different struct `rusttype::Scale` [INFO] [stderr] | [INFO] [stderr] = note: perhaps two different versions of crate `rusttype` are being used? [INFO] [stderr] [INFO] [stderr] warning: unused import: `Write` [INFO] [stderr] --> src/statistics_server.rs:2:21 [INFO] [stderr] | [INFO] [stderr] 2 | use std::io::{Read, Write}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to 22 previous errors; 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0061, E0308, E0425, E0432, E0599. [INFO] [stderr] For more information about an error, try `rustc --explain E0061`. [INFO] [stderr] error: could not compile `rust1`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "e4d2030df4e68b372db3617e68405790a60870dc60a28cdbb2d2abac26978df0"` [INFO] running `"docker" "rm" "-f" "e4d2030df4e68b372db3617e68405790a60870dc60a28cdbb2d2abac26978df0"` [INFO] [stdout] e4d2030df4e68b372db3617e68405790a60870dc60a28cdbb2d2abac26978df0