[INFO] fetching crate delta_patch 0.1.0... [INFO] testing delta_patch-0.1.0 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041 [INFO] extracting crate delta_patch 0.1.0 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate delta_patch 0.1.0 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate delta_patch 0.1.0 [INFO] finished tweaking crates.io crate delta_patch 0.1.0 [INFO] tweaked toml for crates.io crate delta_patch 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2a9b91c0c616f15451689c693fa97de939d4378dcc4e9cf87bcf889b73f7ce2d [INFO] running `Command { std: "docker" "start" "-a" "2a9b91c0c616f15451689c693fa97de939d4378dcc4e9cf87bcf889b73f7ce2d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2a9b91c0c616f15451689c693fa97de939d4378dcc4e9cf87bcf889b73f7ce2d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2a9b91c0c616f15451689c693fa97de939d4378dcc4e9cf87bcf889b73f7ce2d", kill_on_drop: false }` [INFO] [stdout] 2a9b91c0c616f15451689c693fa97de939d4378dcc4e9cf87bcf889b73f7ce2d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c459149418685a98e445f43d1ad896207d0b37e7737cecc35fc54c87b2ce65df [INFO] running `Command { std: "docker" "start" "-a" "c459149418685a98e445f43d1ad896207d0b37e7737cecc35fc54c87b2ce65df", kill_on_drop: false }` [INFO] [stderr] Compiling semver v1.0.3 [INFO] [stderr] Compiling typenum v1.13.0 [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling generic-array v0.9.1 [INFO] [stderr] Compiling digest v0.7.6 [INFO] [stderr] Compiling crypto-mac v0.5.2 [INFO] [stderr] Compiling blake2 v0.7.1 [INFO] [stderr] Compiling delta_patch v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mksum.rs:62:24 [INFO] [stdout] | [INFO] [stdout] 62 | fn write_u32be(f: &mut Write, a: u32) -> Result<()> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mksum.rs:84:26 [INFO] [stdout] | [INFO] [stdout] 84 | fn fill_buffer(inf: &mut Read, buf: &mut [u8]) -> Result { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mksum.rs:99:39 [INFO] [stdout] | [INFO] [stdout] 99 | pub fn generate_signature(basis: &mut Read, options: &SignatureOptions, sig: &mut Write) -> Result<()> { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mksum.rs:99:83 [INFO] [stdout] | [INFO] [stdout] 99 | pub fn generate_signature(basis: &mut Read, options: &SignatureOptions, sig: &mut Write) -> Result<()> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 11.46s [INFO] running `Command { std: "docker" "inspect" "c459149418685a98e445f43d1ad896207d0b37e7737cecc35fc54c87b2ce65df", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c459149418685a98e445f43d1ad896207d0b37e7737cecc35fc54c87b2ce65df", kill_on_drop: false }` [INFO] [stdout] c459149418685a98e445f43d1ad896207d0b37e7737cecc35fc54c87b2ce65df [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 41c27ea7c229d6a0a3703eecf83f9c66a6b00f49c36e6b19d6a4ff113ea9c7c5 [INFO] running `Command { std: "docker" "start" "-a" "41c27ea7c229d6a0a3703eecf83f9c66a6b00f49c36e6b19d6a4ff113ea9c7c5", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling delta_patch v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mksum.rs:62:24 [INFO] [stdout] | [INFO] [stdout] 62 | fn write_u32be(f: &mut Write, a: u32) -> Result<()> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mksum.rs:84:26 [INFO] [stdout] | [INFO] [stdout] 84 | fn fill_buffer(inf: &mut Read, buf: &mut [u8]) -> Result { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mksum.rs:99:39 [INFO] [stdout] | [INFO] [stdout] 99 | pub fn generate_signature(basis: &mut Read, options: &SignatureOptions, sig: &mut Write) -> Result<()> { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mksum.rs:99:83 [INFO] [stdout] | [INFO] [stdout] 99 | pub fn generate_signature(basis: &mut Read, options: &SignatureOptions, sig: &mut Write) -> Result<()> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mksum.rs:62:24 [INFO] [stdout] | [INFO] [stdout] 62 | fn write_u32be(f: &mut Write, a: u32) -> Result<()> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mksum.rs:84:26 [INFO] [stdout] | [INFO] [stdout] 84 | fn fill_buffer(inf: &mut Read, buf: &mut [u8]) -> Result { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mksum.rs:99:39 [INFO] [stdout] | [INFO] [stdout] 99 | pub fn generate_signature(basis: &mut Read, options: &SignatureOptions, sig: &mut Write) -> Result<()> { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mksum.rs:99:83 [INFO] [stdout] | [INFO] [stdout] 99 | pub fn generate_signature(basis: &mut Read, options: &SignatureOptions, sig: &mut Write) -> Result<()> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.78s [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "41c27ea7c229d6a0a3703eecf83f9c66a6b00f49c36e6b19d6a4ff113ea9c7c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "41c27ea7c229d6a0a3703eecf83f9c66a6b00f49c36e6b19d6a4ff113ea9c7c5", kill_on_drop: false }` [INFO] [stdout] 41c27ea7c229d6a0a3703eecf83f9c66a6b00f49c36e6b19d6a4ff113ea9c7c5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c6a48265fa6c3afab0255cc3cc213e69b4da504c60373c50a51839182e492a96 [INFO] running `Command { std: "docker" "start" "-a" "c6a48265fa6c3afab0255cc3cc213e69b4da504c60373c50a51839182e492a96", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] running 5 tests [INFO] [stderr] --> src/mksum.rs:62:24 [INFO] [stdout] test rollsum::test::default_value ... ok [INFO] [stderr] | [INFO] [stdout] test rollsum::test::rollsum ... ok [INFO] [stderr] 62 | fn write_u32be(f: &mut Write, a: u32) -> Result<()> { [INFO] [stdout] test mksum::test::small_file ... ok [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stdout] test rollsum::test::update ... ok [INFO] [stderr] | [INFO] [stdout] test mksum::test::empty_signature_header ... ok [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/mksum.rs:84:26 [INFO] [stderr] | [INFO] [stderr] 84 | fn fill_buffer(inf: &mut Read, buf: &mut [u8]) -> Result { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/mksum.rs:99:39 [INFO] [stderr] | [INFO] [stderr] 99 | pub fn generate_signature(basis: &mut Read, options: &SignatureOptions, sig: &mut Write) -> Result<()> { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/mksum.rs:99:83 [INFO] [stderr] | [INFO] [stderr] 99 | pub fn generate_signature(basis: &mut Read, options: &SignatureOptions, sig: &mut Write) -> Result<()> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/mksum.rs:62:24 [INFO] [stderr] | [INFO] [stderr] 62 | fn write_u32be(f: &mut Write, a: u32) -> Result<()> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/mksum.rs:84:26 [INFO] [stderr] | [INFO] [stderr] 84 | fn fill_buffer(inf: &mut Read, buf: &mut [u8]) -> Result { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/mksum.rs:99:39 [INFO] [stderr] | [INFO] [stderr] 99 | pub fn generate_signature(basis: &mut Read, options: &SignatureOptions, sig: &mut Write) -> Result<()> { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/mksum.rs:99:83 [INFO] [stderr] | [INFO] [stderr] 99 | pub fn generate_signature(basis: &mut Read, options: &SignatureOptions, sig: &mut Write) -> Result<()> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/delta_patch-94f12c0d269188db) [INFO] [stderr] Doc-tests delta_patch [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" "c6a48265fa6c3afab0255cc3cc213e69b4da504c60373c50a51839182e492a96", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c6a48265fa6c3afab0255cc3cc213e69b4da504c60373c50a51839182e492a96", kill_on_drop: false }` [INFO] [stdout] c6a48265fa6c3afab0255cc3cc213e69b4da504c60373c50a51839182e492a96