[INFO] fetching crate mwatch-send 0.2.0... [INFO] testing mwatch-send-0.2.0 against beta-2022-02-22 for beta-1.60-1 [INFO] extracting crate mwatch-send 0.2.0 into /workspace/builds/worker-115/source [INFO] validating manifest of crates.io crate mwatch-send 0.2.0 on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate mwatch-send 0.2.0 [INFO] finished tweaking crates.io crate mwatch-send 0.2.0 [INFO] tweaked toml for crates.io crate mwatch-send 0.2.0 written to /workspace/builds/worker-115/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-2022-02-22" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded build_const v0.2.2 [INFO] [stderr] Downloaded structopt-derive v0.2.18 [INFO] [stderr] Downloaded structopt v0.2.18 [INFO] [stderr] Downloaded dbus v0.6.5 [INFO] [stderr] Downloaded hex v0.3.2 [INFO] [stderr] Downloaded libdbus-sys v0.2.2 [INFO] [stderr] Downloaded blurz v0.4.0 [INFO] [stderr] Downloaded env_logger v0.6.2 [INFO] [stderr] Downloaded simple-hex v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d5035efa5b0b8c7a4381090ea01d4f09ba57ec28ee094b95ef5946719ae8da03 [INFO] running `Command { std: "docker" "start" "-a" "d5035efa5b0b8c7a4381090ea01d4f09ba57ec28ee094b95ef5946719ae8da03", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d5035efa5b0b8c7a4381090ea01d4f09ba57ec28ee094b95ef5946719ae8da03", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d5035efa5b0b8c7a4381090ea01d4f09ba57ec28ee094b95ef5946719ae8da03", kill_on_drop: false }` [INFO] [stdout] d5035efa5b0b8c7a4381090ea01d4f09ba57ec28ee094b95ef5946719ae8da03 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4c92c5d62e15fe403657c4bcc74b73b552578a1345852bf753fa40f3984026fc [INFO] running `Command { std: "docker" "start" "-a" "4c92c5d62e15fe403657c4bcc74b73b552578a1345852bf753fa40f3984026fc", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.119 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling build_const v0.2.2 [INFO] [stderr] Compiling unicode-width v0.1.9 [INFO] [stderr] Compiling unicode-segmentation v1.9.0 [INFO] [stderr] Compiling ansi_term v0.12.1 [INFO] [stderr] Compiling hex v0.3.2 [INFO] [stderr] Compiling termcolor v1.1.2 [INFO] [stderr] Compiling simple-hex v0.1.0 [INFO] [stderr] Compiling libdbus-sys v0.2.2 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling crc v1.8.1 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling dbus v0.6.5 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling env_logger v0.6.2 [INFO] [stderr] Compiling blurz v0.4.0 [INFO] [stderr] Compiling structopt-derive v0.2.18 [INFO] [stderr] Compiling structopt v0.2.18 [INFO] [stderr] Compiling mwatch-send v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused label [INFO] [stdout] --> src/main.rs:208:9 [INFO] [stdout] | [INFO] [stdout] 208 | 'uuid_loop: for uuid in uuids { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_labels)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:77:29 [INFO] [stdout] | [INFO] [stdout] 77 | fn main() -> Result<(), Box> { [INFO] [stdout] | ^^^^^ [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] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 77 - fn main() -> Result<(), Box> { [INFO] [stdout] 77 + fn main() -> Result<(), Box> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:104:65 [INFO] [stdout] | [INFO] [stdout] 104 | fn spoof_msg(opt: &Opt, handle : &mut Handle) -> Result<(), Box> { [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] 104 - fn spoof_msg(opt: &Opt, handle : &mut Handle) -> Result<(), Box> { [INFO] [stdout] 104 + fn spoof_msg(opt: &Opt, handle : &mut Handle) -> Result<(), Box> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:118:68 [INFO] [stdout] | [INFO] [stdout] 118 | fn send_syscall(opt: &Opt, handle : &mut Handle) -> Result<(), Box> { [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] 118 - fn send_syscall(opt: &Opt, handle : &mut Handle) -> Result<(), Box> { [INFO] [stdout] 118 + fn send_syscall(opt: &Opt, handle : &mut Handle) -> Result<(), Box> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:131:66 [INFO] [stdout] | [INFO] [stdout] 131 | fn send_binary(opt: &Opt, handle: &mut Handle) -> Result<(), Box> { [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] 131 - fn send_binary(opt: &Opt, handle: &mut Handle) -> Result<(), Box> { [INFO] [stdout] 131 + fn send_binary(opt: &Opt, handle: &mut Handle) -> Result<(), Box> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:169:75 [INFO] [stdout] | [INFO] [stdout] 169 | fn send(handle: &mut Handle, data: Vec, delay: u64) -> Result<(), Box> { [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] 169 - fn send(handle: &mut Handle, data: Vec, delay: u64) -> Result<(), Box> { [INFO] [stdout] 169 + fn send(handle: &mut Handle, data: Vec, delay: u64) -> Result<(), Box> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:177:97 [INFO] [stdout] | [INFO] [stdout] 177 | fn find_device<'a>(opt: &Opt, name: &'a str, bt_session: &'a Session) -> Result, Box> { [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] 177 - fn find_device<'a>(opt: &Opt, name: &'a str, bt_session: &'a Session) -> Result, Box> { [INFO] [stdout] 177 + fn find_device<'a>(opt: &Opt, name: &'a str, bt_session: &'a Session) -> Result, Box> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `session` [INFO] [stdout] --> src/main.rs:71:5 [INFO] [stdout] | [INFO] [stdout] 71 | session: &'a Session, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `Handle` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/main.rs:69:10 [INFO] [stdout] | [INFO] [stdout] 69 | #[derive(Clone, Debug)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 14s [INFO] running `Command { std: "docker" "inspect" "4c92c5d62e15fe403657c4bcc74b73b552578a1345852bf753fa40f3984026fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4c92c5d62e15fe403657c4bcc74b73b552578a1345852bf753fa40f3984026fc", kill_on_drop: false }` [INFO] [stdout] 4c92c5d62e15fe403657c4bcc74b73b552578a1345852bf753fa40f3984026fc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 467c509dfc14a018534a7ea9078c01bbb410fa7387fd69c3470f95c739fc3776 [INFO] running `Command { std: "docker" "start" "-a" "467c509dfc14a018534a7ea9078c01bbb410fa7387fd69c3470f95c739fc3776", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.24s [INFO] running `Command { std: "docker" "inspect" "467c509dfc14a018534a7ea9078c01bbb410fa7387fd69c3470f95c739fc3776", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "467c509dfc14a018534a7ea9078c01bbb410fa7387fd69c3470f95c739fc3776", kill_on_drop: false }` [INFO] [stdout] 467c509dfc14a018534a7ea9078c01bbb410fa7387fd69c3470f95c739fc3776 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d655eb006aca36bb951aebfb90261dc826c3e9d9b933d2c53b31266fbeb7d8bd [INFO] running `Command { std: "docker" "start" "-a" "d655eb006aca36bb951aebfb90261dc826c3e9d9b933d2c53b31266fbeb7d8bd", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] running `Command { std: "docker" "inspect" "d655eb006aca36bb951aebfb90261dc826c3e9d9b933d2c53b31266fbeb7d8bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d655eb006aca36bb951aebfb90261dc826c3e9d9b933d2c53b31266fbeb7d8bd", kill_on_drop: false }` [INFO] [stdout] d655eb006aca36bb951aebfb90261dc826c3e9d9b933d2c53b31266fbeb7d8bd