[INFO] fetching crate d 0.0.1... [INFO] testing d-0.0.1 against beta-2022-04-10 for beta-1.61-1 [INFO] extracting crate d 0.0.1 into /workspace/builds/worker-107/source [INFO] validating manifest of crates.io crate d 0.0.1 on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate d 0.0.1 [INFO] finished tweaking crates.io crate d 0.0.1 [INFO] tweaked toml for crates.io crate d 0.0.1 written to /workspace/builds/worker-107/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 62abbb05b942c18ece6bcd92b762c5d6142e623694b9e0feef4345001438ab53 [INFO] running `Command { std: "docker" "start" "-a" "62abbb05b942c18ece6bcd92b762c5d6142e623694b9e0feef4345001438ab53", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "62abbb05b942c18ece6bcd92b762c5d6142e623694b9e0feef4345001438ab53", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "62abbb05b942c18ece6bcd92b762c5d6142e623694b9e0feef4345001438ab53", kill_on_drop: false }` [INFO] [stdout] 62abbb05b942c18ece6bcd92b762c5d6142e623694b9e0feef4345001438ab53 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7ee265f3e499c27fd42a5b7c829dde01045a8b2224e8a32cac0d0135ff80b21a [INFO] running `Command { std: "docker" "start" "-a" "7ee265f3e499c27fd42a5b7c829dde01045a8b2224e8a32cac0d0135ff80b21a", 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] [stderr] Compiling futures v0.1.31 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling syn v1.0.91 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling gimli v0.26.1 [INFO] [stderr] Compiling rustc-demangle v0.1.21 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling ansi_term v0.12.1 [INFO] [stderr] Compiling percent-encoding v1.0.1 [INFO] [stderr] Compiling autocfg v0.1.8 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling indexmap v1.8.1 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling lock_api v0.3.4 [INFO] [stderr] Compiling backtrace v0.3.64 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Compiling object v0.27.1 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling net2 v0.2.37 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling mime v0.2.6 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling http v0.1.21 [INFO] [stderr] Compiling string v0.2.1 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling smallvec v0.6.14 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling hyper v0.12.36 [INFO] [stderr] Compiling tokio-io v0.1.13 [INFO] [stderr] Compiling tokio-sync v0.1.8 [INFO] [stderr] Compiling futures-cpupool v0.1.8 [INFO] [stderr] Compiling tokio-buf v0.1.1 [INFO] [stderr] Compiling want v0.2.0 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Compiling futures-fs v0.0.5 [INFO] [stderr] Compiling phf v0.7.24 [INFO] [stderr] Compiling tokio-executor v0.1.10 [INFO] [stderr] Compiling crossbeam-queue v0.2.3 [INFO] [stderr] Compiling tokio-current-thread v0.1.7 [INFO] [stderr] Compiling tokio-timer v0.2.13 [INFO] [stderr] Compiling crossbeam-deque v0.7.4 [INFO] [stderr] Compiling chrono v0.4.19 [INFO] [stderr] Compiling regex v1.5.5 [INFO] [stderr] Compiling tokio-threadpool v0.1.18 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling tokio-reactor v0.1.12 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Compiling mime_guess v1.8.8 [INFO] [stderr] Compiling tokio-tcp v0.1.4 [INFO] [stderr] Compiling addr2line v0.17.0 [INFO] [stderr] Compiling tokio v0.1.22 [INFO] [stderr] Compiling http-body v0.1.0 [INFO] [stderr] Compiling h2 v0.1.26 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Compiling env_logger v0.6.2 [INFO] [stderr] Compiling pretty_env_logger v0.3.1 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Compiling d v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/error.rs:26:32 [INFO] [stdout] | [INFO] [stdout] 26 | fn cause(&self) -> Option<&StdError> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:1:9 [INFO] [stdout] | [INFO] [stdout] 1 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]` [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 26 - fn cause(&self) -> Option<&StdError> { [INFO] [stdout] 26 + fn cause(&self) -> Option<&dyn StdError> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/send.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | Box, Error = Error> + Send>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 11 - Box, Error = Error> + Send>; [INFO] [stdout] 11 + Box, Error = Error> + Send>; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:35:23 [INFO] [stdout] | [INFO] [stdout] 35 | Error::Io(err.description().to_string()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 16.02s [INFO] running `Command { std: "docker" "inspect" "7ee265f3e499c27fd42a5b7c829dde01045a8b2224e8a32cac0d0135ff80b21a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7ee265f3e499c27fd42a5b7c829dde01045a8b2224e8a32cac0d0135ff80b21a", kill_on_drop: false }` [INFO] [stdout] 7ee265f3e499c27fd42a5b7c829dde01045a8b2224e8a32cac0d0135ff80b21a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7750bdfc304612a452ba2d57a3896dbc2a6de50b9fea07dd2f2b0a032a1b421c [INFO] running `Command { std: "docker" "start" "-a" "7750bdfc304612a452ba2d57a3896dbc2a6de50b9fea07dd2f2b0a032a1b421c", kill_on_drop: false }` [INFO] [stderr] Compiling d v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/error.rs:26:32 [INFO] [stdout] | [INFO] [stdout] 26 | fn cause(&self) -> Option<&StdError> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:1:9 [INFO] [stdout] | [INFO] [stdout] 1 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]` [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 26 - fn cause(&self) -> Option<&StdError> { [INFO] [stdout] 26 + fn cause(&self) -> Option<&dyn StdError> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/send.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | Box, Error = Error> + Send>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 11 - Box, Error = Error> + Send>; [INFO] [stdout] 11 + Box, Error = Error> + Send>; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:35:23 [INFO] [stdout] | [INFO] [stdout] 35 | Error::Io(err.description().to_string()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/error.rs:26:32 [INFO] [stdout] | [INFO] [stdout] 26 | fn cause(&self) -> Option<&StdError> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:1:9 [INFO] [stdout] | [INFO] [stdout] 1 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]` [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 26 - fn cause(&self) -> Option<&StdError> { [INFO] [stdout] 26 + fn cause(&self) -> Option<&dyn StdError> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/send.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | Box, Error = Error> + Send>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 11 - Box, Error = Error> + Send>; [INFO] [stdout] 11 + Box, Error = Error> + Send>; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:35:23 [INFO] [stdout] | [INFO] [stdout] 35 | Error::Io(err.description().to_string()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.67s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/d-0f39ccb5f1d381c8) [INFO] [stderr] Executable unittests src/bin/d.rs (/opt/rustwide/target/debug/deps/d-097619a593829013) [INFO] running `Command { std: "docker" "inspect" "7750bdfc304612a452ba2d57a3896dbc2a6de50b9fea07dd2f2b0a032a1b421c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7750bdfc304612a452ba2d57a3896dbc2a6de50b9fea07dd2f2b0a032a1b421c", kill_on_drop: false }` [INFO] [stdout] 7750bdfc304612a452ba2d57a3896dbc2a6de50b9fea07dd2f2b0a032a1b421c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b78d44cfedcfc3109bed743565c597b857cf7de07bda8a6a43a17883a6b1e607 [INFO] running `Command { std: "docker" "start" "-a" "b78d44cfedcfc3109bed743565c597b857cf7de07bda8a6a43a17883a6b1e607", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/error.rs:26:32 [INFO] [stderr] | [INFO] [stderr] 26 | fn cause(&self) -> Option<&StdError> { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: the lint level is defined here [INFO] [stderr] --> src/lib.rs:1:9 [INFO] [stderr] | [INFO] [stderr] 1 | #![deny(warnings)] [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]` [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 26 - fn cause(&self) -> Option<&StdError> { [INFO] [stderr] 26 + fn cause(&self) -> Option<&dyn StdError> { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/send.rs:11:9 [INFO] [stderr] | [INFO] [stderr] 11 | Box, Error = Error> + Send>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 11 - Box, Error = Error> + Send>; [INFO] [stderr] 11 + Box, Error = Error> + Send>; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/error.rs:35:23 [INFO] [stderr] | [INFO] [stderr] 35 | Error::Io(err.description().to_string()) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]` [INFO] [stderr] [INFO] [stderr] warning: `d` (lib) generated 3 warnings [INFO] [stderr] warning: `d` (lib test) generated 3 warnings (3 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.52s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/d-0f39ccb5f1d381c8) [INFO] [stdout] [INFO] [stderr] Running unittests src/bin/d.rs (/opt/rustwide/target/debug/deps/d-097619a593829013) [INFO] [stdout] running 0 tests [INFO] [stderr] Doc-tests d [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "b78d44cfedcfc3109bed743565c597b857cf7de07bda8a6a43a17883a6b1e607", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b78d44cfedcfc3109bed743565c597b857cf7de07bda8a6a43a17883a6b1e607", kill_on_drop: false }` [INFO] [stdout] b78d44cfedcfc3109bed743565c597b857cf7de07bda8a6a43a17883a6b1e607