[INFO] cloning repository https://github.com/maniacalmm/tokio-examples [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maniacalmm/tokio-examples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaniacalmm%2Ftokio-examples", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaniacalmm%2Ftokio-examples'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ba5b987a617d3a211605027b1f732d07f9378085 [INFO] testing maniacalmm/tokio-examples against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaniacalmm%2Ftokio-examples" "/workspace/builds/worker-112/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-112/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/maniacalmm/tokio-examples on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/maniacalmm/tokio-examples [INFO] finished tweaking git repo https://github.com/maniacalmm/tokio-examples [INFO] tweaked toml for git repo https://github.com/maniacalmm/tokio-examples written to /workspace/builds/worker-112/source/Cargo.toml [INFO] crate git repo https://github.com/maniacalmm/tokio-examples already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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 tokio-threadpool v0.1.13 [INFO] [stderr] Downloaded tokio-sync v0.1.4 [INFO] [stderr] Downloaded tokio v0.1.18 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3632cc116bc01d2202ab7d7007ae9a7490515329a6fa878fb89c4a2aabdde7de [INFO] running `Command { std: "docker" "start" "-a" "3632cc116bc01d2202ab7d7007ae9a7490515329a6fa878fb89c4a2aabdde7de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3632cc116bc01d2202ab7d7007ae9a7490515329a6fa878fb89c4a2aabdde7de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3632cc116bc01d2202ab7d7007ae9a7490515329a6fa878fb89c4a2aabdde7de", kill_on_drop: false }` [INFO] [stdout] 3632cc116bc01d2202ab7d7007ae9a7490515329a6fa878fb89c4a2aabdde7de [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 720d292857eea10f839f2bc5eb1c17f2e92380cae218e4cc954bb1d2546c05c5 [INFO] running `Command { std: "docker" "start" "-a" "720d292857eea10f839f2bc5eb1c17f2e92380cae218e4cc954bb1d2546c05c5", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.51 [INFO] [stderr] Compiling cfg-if v0.1.7 [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Compiling rand_core v0.4.0 [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling futures v0.1.26 [INFO] [stderr] Compiling scopeguard v0.3.3 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling stable_deref_trait v1.1.1 [INFO] [stderr] Compiling arrayvec v0.4.10 [INFO] [stderr] Compiling lazycell v1.2.1 [INFO] [stderr] Compiling smallvec v0.6.9 [INFO] [stderr] Compiling fnv v1.0.6 [INFO] [stderr] Compiling nodrop v0.1.13 [INFO] [stderr] Compiling memoffset v0.2.1 [INFO] [stderr] Compiling log v0.4.6 [INFO] [stderr] Compiling crossbeam-utils v0.6.5 [INFO] [stderr] Compiling tokio-trace-core v0.1.0 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.3 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling owning_ref v0.4.0 [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 tokio-sync v0.1.4 [INFO] [stderr] Compiling tokio-executor v0.1.7 [INFO] [stderr] Compiling crossbeam-queue v0.1.2 [INFO] [stderr] Compiling lock_api v0.1.5 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling num_cpus v1.10.0 [INFO] [stderr] Compiling crossbeam-epoch v0.7.1 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling tokio-current-thread v0.1.6 [INFO] [stderr] Compiling tokio-timer v0.2.10 [INFO] [stderr] Compiling mio v0.6.16 [INFO] [stderr] Compiling crossbeam-deque v0.7.1 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Compiling tokio-io v0.1.12 [INFO] [stderr] Compiling mio-uds v0.6.7 [INFO] [stderr] Compiling tokio-codec v0.1.1 [INFO] [stderr] Compiling tokio-threadpool v0.1.13 [INFO] [stderr] Compiling parking_lot v0.7.1 [INFO] [stderr] Compiling tokio-reactor v0.1.9 [INFO] [stderr] Compiling tokio-fs v0.1.6 [INFO] [stderr] Compiling tokio-udp v0.1.3 [INFO] [stderr] Compiling tokio-tcp v0.1.3 [INFO] [stderr] Compiling tokio-uds v0.2.5 [INFO] [stderr] Compiling tokio v0.1.18 [INFO] [stderr] Compiling sketch v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 02s [INFO] running `Command { std: "docker" "inspect" "720d292857eea10f839f2bc5eb1c17f2e92380cae218e4cc954bb1d2546c05c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "720d292857eea10f839f2bc5eb1c17f2e92380cae218e4cc954bb1d2546c05c5", kill_on_drop: false }` [INFO] [stdout] 720d292857eea10f839f2bc5eb1c17f2e92380cae218e4cc954bb1d2546c05c5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b5329d6c5b77109836ae13460f28d2982022c51c772b18282ec0c6f50c3d2f7a [INFO] running `Command { std: "docker" "start" "-a" "b5329d6c5b77109836ae13460f28d2982022c51c772b18282ec0c6f50c3d2f7a", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling sketch v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> examples/echo.rs:10:29 [INFO] [stdout] | [INFO] [stdout] 10 | 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] 10 - fn main() -> Result<(), Box> { [INFO] [stdout] 10 + fn main() -> Result<(), Box> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> examples/hello_world.rs:6:33 [INFO] [stdout] | [INFO] [stdout] 6 | pub 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] 6 - pub fn main() -> Result<(), Box> { [INFO] [stdout] 6 + pub fn main() -> Result<(), Box> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `read` in this scope [INFO] [stdout] --> examples/connect.rs:31:22 [INFO] [stdout] | [INFO] [stdout] 31 | thread::spawn(|| read) [INFO] [stdout] | ^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these items [INFO] [stdout] | [INFO] [stdout] 6 | use core::ptr::read; [INFO] [stdout] | [INFO] [stdout] 6 | use std::fs::read; [INFO] [stdout] | [INFO] [stdout] 6 | use std::ptr::read; [INFO] [stdout] | [INFO] [stdout] 6 | use tokio::fs::read; [INFO] [stdout] | [INFO] [stdout] and 2 other candidates [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Write` [INFO] [stdout] --> examples/connect.rs:7:27 [INFO] [stdout] | [INFO] [stdout] 7 | use std::io::{self, Read, Write}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> examples/connect.rs:14:29 [INFO] [stdout] | [INFO] [stdout] 14 | 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] 14 - fn main() -> Result<(), Box> { [INFO] [stdout] 14 + fn main() -> Result<(), Box> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0425`. [INFO] [stdout] [INFO] [stderr] error: could not compile `sketch` due to 2 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "b5329d6c5b77109836ae13460f28d2982022c51c772b18282ec0c6f50c3d2f7a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b5329d6c5b77109836ae13460f28d2982022c51c772b18282ec0c6f50c3d2f7a", kill_on_drop: false }` [INFO] [stdout] b5329d6c5b77109836ae13460f28d2982022c51c772b18282ec0c6f50c3d2f7a