[INFO] cloning repository https://github.com/indutny/tokio-lock [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/indutny/tokio-lock" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Findutny%2Ftokio-lock", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Findutny%2Ftokio-lock'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] da5d0b59fc75461cab266c228bd8940c0649a6c7 [INFO] testing indutny/tokio-lock against beta-2021-09-08 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Findutny%2Ftokio-lock" "/workspace/builds/worker-88/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-88/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/indutny/tokio-lock on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/indutny/tokio-lock [INFO] finished tweaking git repo https://github.com/indutny/tokio-lock [INFO] tweaked toml for git repo https://github.com/indutny/tokio-lock written to /workspace/builds/worker-88/source/Cargo.toml [INFO] crate git repo https://github.com/indutny/tokio-lock already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 00e2abf4858c8e86d28923dac40ccc06423471270f70d648e82e33c8dae96193 [INFO] running `Command { std: "docker" "start" "-a" "00e2abf4858c8e86d28923dac40ccc06423471270f70d648e82e33c8dae96193", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "00e2abf4858c8e86d28923dac40ccc06423471270f70d648e82e33c8dae96193", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "00e2abf4858c8e86d28923dac40ccc06423471270f70d648e82e33c8dae96193", kill_on_drop: false }` [INFO] [stdout] 00e2abf4858c8e86d28923dac40ccc06423471270f70d648e82e33c8dae96193 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e8d0339705b10df13e2090cc7c8347e3758366ac7832595e74eee9e74a322ee1 [INFO] running `Command { std: "docker" "start" "-a" "e8d0339705b10df13e2090cc7c8347e3758366ac7832595e74eee9e74a322ee1", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.48 [INFO] [stderr] Compiling cfg-if v0.1.6 [INFO] [stderr] Compiling rand_core v0.4.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Compiling lazy_static v1.2.0 [INFO] [stderr] Compiling futures v0.1.25 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling scopeguard v0.3.3 [INFO] [stderr] Compiling stable_deref_trait v1.1.1 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling arrayvec v0.4.10 [INFO] [stderr] Compiling lazycell v1.2.1 [INFO] [stderr] Compiling nodrop v0.1.13 [INFO] [stderr] Compiling memoffset v0.2.1 [INFO] [stderr] Compiling log v0.4.6 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling smallvec v0.6.8 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.3 [INFO] [stderr] Compiling owning_ref v0.4.0 [INFO] [stderr] Compiling crossbeam-utils v0.6.5 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling lock_api v0.1.5 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling crossbeam-channel v0.3.8 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling rand_os v0.1.2 [INFO] [stderr] Compiling num_cpus v1.10.0 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling crossbeam-epoch v0.7.1 [INFO] [stderr] Compiling rand_pcg v0.1.1 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Compiling tokio-executor v0.1.6 [INFO] [stderr] Compiling tokio-sync v0.1.1 [INFO] [stderr] Compiling bytes v0.4.11 [INFO] [stderr] Compiling tokio-timer v0.2.10 [INFO] [stderr] Compiling tokio-current-thread v0.1.4 [INFO] [stderr] Compiling mio v0.6.16 [INFO] [stderr] Compiling crossbeam-deque v0.6.3 [INFO] [stderr] Compiling tokio-io v0.1.11 [INFO] [stderr] Compiling mio-uds v0.6.7 [INFO] [stderr] Compiling tokio-codec v0.1.1 [INFO] [stderr] Compiling parking_lot v0.7.1 [INFO] [stderr] Compiling tokio-reactor v0.1.8 [INFO] [stderr] Compiling crossbeam v0.6.0 [INFO] [stderr] Compiling tokio-threadpool v0.1.11 [INFO] [stderr] Compiling tokio-uds v0.2.5 [INFO] [stderr] Compiling tokio-tcp v0.1.3 [INFO] [stderr] Compiling tokio-udp v0.1.3 [INFO] [stderr] Compiling tokio-fs v0.1.5 [INFO] [stderr] Compiling tokio v0.1.15 [INFO] [stderr] Compiling tokio-lock v1.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:59:19 [INFO] [stdout] | [INFO] [stdout] 59 | type AnyBox = Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + 'static` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:73:14 [INFO] [stdout] | [INFO] [stdout] 73 | Read(Box<(FnMut(&T) -> Box + Send>) + Send>), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (FnMut(&T) -> Box + Send>) + Send` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:73:32 [INFO] [stdout] | [INFO] [stdout] 73 | Read(Box<(FnMut(&T) -> Box + Send>) + Send>), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future + Send` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:74:15 [INFO] [stdout] | [INFO] [stdout] 74 | Write(Box<(FnMut(&mut T) -> Box + Send>) + Send>), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (FnMut(&mut T) -> Box + Send>) + Send` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:74:37 [INFO] [stdout] | [INFO] [stdout] 74 | Write(Box<(FnMut(&mut T) -> Box + Send>) + Send>), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future + Send` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:117:14 [INFO] [stdout] | [INFO] [stdout] 117 | ) -> Box + Send> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future + Send` [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] [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:29:30 [INFO] [stdout] | [INFO] [stdout] 29 | write!(f, "{}", self.description()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 15.32s [INFO] running `Command { std: "docker" "inspect" "e8d0339705b10df13e2090cc7c8347e3758366ac7832595e74eee9e74a322ee1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e8d0339705b10df13e2090cc7c8347e3758366ac7832595e74eee9e74a322ee1", kill_on_drop: false }` [INFO] [stdout] e8d0339705b10df13e2090cc7c8347e3758366ac7832595e74eee9e74a322ee1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a09d6fbc095ea00e2a230bab5cdd31cae18310bb670d4c98c0e8f23369fd30e4 [INFO] running `Command { std: "docker" "start" "-a" "a09d6fbc095ea00e2a230bab5cdd31cae18310bb670d4c98c0e8f23369fd30e4", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:59:19 [INFO] [stdout] | [INFO] [stdout] 59 | type AnyBox = Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + 'static` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:73:14 [INFO] [stdout] | [INFO] [stdout] 73 | Read(Box<(FnMut(&T) -> Box + Send>) + Send>), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (FnMut(&T) -> Box + Send>) + Send` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:73:32 [INFO] [stdout] | [INFO] [stdout] 73 | Read(Box<(FnMut(&T) -> Box + Send>) + Send>), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future + Send` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:74:15 [INFO] [stdout] | [INFO] [stdout] 74 | Write(Box<(FnMut(&mut T) -> Box + Send>) + Send>), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (FnMut(&mut T) -> Box + Send>) + Send` [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] [INFO] [stdout] [INFO] [stderr] Compiling tokio-lock v1.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:74:37 [INFO] [stdout] | [INFO] [stdout] 74 | Write(Box<(FnMut(&mut T) -> Box + Send>) + Send>), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future + Send` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:117:14 [INFO] [stdout] | [INFO] [stdout] 117 | ) -> Box + Send> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future + Send` [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] [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:29:30 [INFO] [stdout] | [INFO] [stdout] 29 | write!(f, "{}", self.description()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:59:19 [INFO] [stdout] | [INFO] [stdout] 59 | type AnyBox = Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + 'static` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:73:14 [INFO] [stdout] | [INFO] [stdout] 73 | Read(Box<(FnMut(&T) -> Box + Send>) + Send>), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (FnMut(&T) -> Box + Send>) + Send` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:73:32 [INFO] [stdout] | [INFO] [stdout] 73 | Read(Box<(FnMut(&T) -> Box + Send>) + Send>), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future + Send` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:74:15 [INFO] [stdout] | [INFO] [stdout] 74 | Write(Box<(FnMut(&mut T) -> Box + Send>) + Send>), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (FnMut(&mut T) -> Box + Send>) + Send` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:74:37 [INFO] [stdout] | [INFO] [stdout] 74 | Write(Box<(FnMut(&mut T) -> Box + Send>) + Send>), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future + Send` [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] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:117:14 [INFO] [stdout] | [INFO] [stdout] 117 | ) -> Box + Send> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future + Send` [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] [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:29:30 [INFO] [stdout] | [INFO] [stdout] 29 | write!(f, "{}", self.description()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.97s [INFO] running `Command { std: "docker" "inspect" "a09d6fbc095ea00e2a230bab5cdd31cae18310bb670d4c98c0e8f23369fd30e4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a09d6fbc095ea00e2a230bab5cdd31cae18310bb670d4c98c0e8f23369fd30e4", kill_on_drop: false }` [INFO] [stdout] a09d6fbc095ea00e2a230bab5cdd31cae18310bb670d4c98c0e8f23369fd30e4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 8dbd1cb8cef9d5096e3a4bc1caf457fbf08daf2ad529cc54233d4a91f34927ec [INFO] running `Command { std: "docker" "start" "-a" "8dbd1cb8cef9d5096e3a4bc1caf457fbf08daf2ad529cc54233d4a91f34927ec", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:59:19 [INFO] [stderr] | [INFO] [stderr] 59 | type AnyBox = Box; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Any + Send + 'static` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [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] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:73:14 [INFO] [stderr] | [INFO] [stderr] 73 | Read(Box<(FnMut(&T) -> Box + Send>) + Send>), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (FnMut(&T) -> Box + Send>) + Send` [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] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:73:32 [INFO] [stderr] | [INFO] [stderr] 73 | Read(Box<(FnMut(&T) -> Box + Send>) + Send>), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future + Send` [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] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:74:15 [INFO] [stderr] | [INFO] [stderr] 74 | Write(Box<(FnMut(&mut T) -> Box + Send>) + Send>), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (FnMut(&mut T) -> Box + Send>) + Send` [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] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:74:37 [INFO] [stderr] | [INFO] [stderr] 74 | Write(Box<(FnMut(&mut T) -> Box + Send>) + Send>), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future + Send` [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] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:117:14 [INFO] [stderr] | [INFO] [stderr] 117 | ) -> Box + Send> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future + Send` [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] [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/error.rs:29:30 [INFO] [stderr] | [INFO] [stderr] 29 | write!(f, "{}", self.description()) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `tokio-lock` (lib) generated 7 warnings [INFO] [stderr] warning: `tokio-lock` (lib test) generated 7 warnings (7 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.10s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/tokio_lock-50810e50628abcc6) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test tests::it_should_compute_digest_for_abc ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- tests::it_should_compute_digest_for_abc stdout ---- [INFO] [stdout] thread 'tests::it_should_compute_digest_for_abc' panicked at 'attempted to leave type `futures::task::Task` uninitialized, which is invalid', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-sync-0.1.1/src/oneshot.rs:101:61 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x557ab92cb50c - std::backtrace_rs::backtrace::libunwind::trace::h51faa62df48810e4 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x557ab92cb50c - std::backtrace_rs::backtrace::trace_unsynchronized::h91de4d8e16d607e4 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x557ab92cb50c - std::sys_common::backtrace::_print_fmt::h71b0935f97e4322c [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x557ab92cb50c - ::fmt::h9a78218788c14e18 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x557ab92eebbc - core::fmt::write::h3381b3176fe2b3d3 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/fmt/mod.rs:1150:17 [INFO] [stdout] 5: 0x557ab92c7ef5 - std::io::Write::write_fmt::hb6383f24fe197d3c [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/io/mod.rs:1667:15 [INFO] [stdout] 6: 0x557ab92cd210 - std::sys_common::backtrace::_print::h4b77abc4d907ed0e [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x557ab92cd210 - std::sys_common::backtrace::print::hb170c60b542377ad [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x557ab92cd210 - std::panicking::default_hook::{{closure}}::h12bbda9af8901ee3 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:210:50 [INFO] [stdout] 9: 0x557ab92cce02 - std::panicking::default_hook::h8c6c66d3f3ba6768 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:224:9 [INFO] [stdout] 10: 0x557ab92cd8c4 - std::panicking::rust_panic_with_hook::h36f2fa0bb09f4069 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:624:17 [INFO] [stdout] 11: 0x557ab92cd372 - std::panicking::begin_panic_handler::{{closure}}::h9c42b65a42d06a7a [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:519:13 [INFO] [stdout] 12: 0x557ab92cb9d4 - std::sys_common::backtrace::__rust_end_short_backtrace::hc791bddfe31e532c [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x557ab92cd309 - rust_begin_unwind [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:517:5 [INFO] [stdout] 14: 0x557ab91756f1 - core::panicking::panic_fmt::hf9de31d4acbce4db [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/panicking.rs:101:14 [INFO] [stdout] 15: 0x557ab917563d - core::panicking::panic::h8a6bc58a21c6c095 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/panicking.rs:50:5 [INFO] [stdout] 16: 0x557ab9177fcd - core::mem::uninitialized::h39f2279c9f0bb8b0 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/mem/mod.rs:665:9 [INFO] [stdout] 17: 0x557ab9177fcd - tokio_sync::oneshot::channel::h6ac2b1bbf4ddde01 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-sync-0.1.1/src/oneshot.rs:101:61 [INFO] [stdout] 18: 0x557ab9179b35 - tokio_lock::Lock::run_closure::h8d9cc6cf4ca74c0c [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:125:32 [INFO] [stdout] 19: 0x557ab917a0b7 - tokio_lock::Lock::get::h6e8d75af6643f867 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:148:9 [INFO] [stdout] 20: 0x557ab917a4a8 - tokio_lock::tests::it_should_compute_digest_for_abc::hd5c0fc3e939efaa6 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:211:21 [INFO] [stdout] 21: 0x557ab917a3da - tokio_lock::tests::it_should_compute_digest_for_abc::{{closure}}::hf34ff75d6277cc43 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:203:5 [INFO] [stdout] 22: 0x557ab918375e - core::ops::function::FnOnce::call_once::hde37c43b86b9da54 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 23: 0x557ab91bd693 - core::ops::function::FnOnce::call_once::h61555a204318cc58 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 24: 0x557ab91bd693 - test::__rust_begin_short_backtrace::h8331e7b1cc7a6e62 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/test/src/lib.rs:578:5 [INFO] [stdout] 25: 0x557ab91bc118 - as core::ops::function::FnOnce>::call_once::h98582e597fa7f145 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/alloc/src/boxed.rs:1636:9 [INFO] [stdout] 26: 0x557ab91bc118 - as core::ops::function::FnOnce<()>>::call_once::h38fa7a0826ecff45 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 27: 0x557ab91bc118 - std::panicking::try::do_call::h5b27d1cfffaa9f87 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:403:40 [INFO] [stdout] 28: 0x557ab91bc118 - std::panicking::try::h86f7124b3264bcbe [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:367:19 [INFO] [stdout] 29: 0x557ab91bc118 - std::panic::catch_unwind::h42dadf3598df7528 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panic.rs:129:14 [INFO] [stdout] 30: 0x557ab91bc118 - test::run_test_in_process::h9d4b7510f0910050 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/test/src/lib.rs:601:18 [INFO] [stdout] 31: 0x557ab91bc118 - test::run_test::run_test_inner::{{closure}}::h9b17f1fd181fe294 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/test/src/lib.rs:493:39 [INFO] [stdout] 32: 0x557ab9189c6e - test::run_test::run_test_inner::{{closure}}::h476f9211dfec6075 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/test/src/lib.rs:520:37 [INFO] [stdout] 33: 0x557ab9189c6e - std::sys_common::backtrace::__rust_begin_short_backtrace::h5c2db6945645950d [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stdout] 34: 0x557ab918e508 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h791169ea9ba5492d [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/thread/mod.rs:481:17 [INFO] [stdout] 35: 0x557ab918e508 - as core::ops::function::FnOnce<()>>::call_once::he930357ede3f4b4d [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 36: 0x557ab918e508 - std::panicking::try::do_call::h0de4b1dd08a9aa80 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:403:40 [INFO] [stdout] 37: 0x557ab918e508 - std::panicking::try::hf5b5c530df698d97 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panicking.rs:367:19 [INFO] [stdout] 38: 0x557ab918e508 - std::panic::catch_unwind::hed97078f17dbf191 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/panic.rs:129:14 [INFO] [stdout] 39: 0x557ab918e508 - std::thread::Builder::spawn_unchecked::{{closure}}::h2e673950929cba93 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/thread/mod.rs:480:30 [INFO] [stdout] 40: 0x557ab918e508 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h8e18ddd18a52f010 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 41: 0x557ab92d2723 - as core::ops::function::FnOnce>::call_once::hbbbb32ef11ea0ad2 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/alloc/src/boxed.rs:1636:9 [INFO] [stdout] 42: 0x557ab92d2723 - as core::ops::function::FnOnce>::call_once::h3b8ef23699fc5385 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/alloc/src/boxed.rs:1636:9 [INFO] [stdout] 43: 0x557ab92d2723 - std::sys::unix::thread::Thread::new::thread_start::ha57f5cba35f709b7 [INFO] [stdout] at /rustc/e784c962ea252f0874a4305168077e7048cb39e9/library/std/src/sys/unix/thread.rs:106:17 [INFO] [stdout] 44: 0x7f91bc94d609 - start_thread [INFO] [stdout] 45: 0x7f91bc71f293 - clone [INFO] [stdout] 46: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] tests::it_should_compute_digest_for_abc [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] running `Command { std: "docker" "inspect" "8dbd1cb8cef9d5096e3a4bc1caf457fbf08daf2ad529cc54233d4a91f34927ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8dbd1cb8cef9d5096e3a4bc1caf457fbf08daf2ad529cc54233d4a91f34927ec", kill_on_drop: false }` [INFO] [stdout] 8dbd1cb8cef9d5096e3a4bc1caf457fbf08daf2ad529cc54233d4a91f34927ec