[INFO] cloning repository https://github.com/panicbit/zrsg_async_chat_demo [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/panicbit/zrsg_async_chat_demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpanicbit%2Fzrsg_async_chat_demo", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpanicbit%2Fzrsg_async_chat_demo'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 39d0acb40e8dd8fb8f6fd6373b8ca088c795d361 [INFO] checking panicbit/zrsg_async_chat_demo against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpanicbit%2Fzrsg_async_chat_demo" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/panicbit/zrsg_async_chat_demo on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/panicbit/zrsg_async_chat_demo [INFO] finished tweaking git repo https://github.com/panicbit/zrsg_async_chat_demo [INFO] tweaked toml for git repo https://github.com/panicbit/zrsg_async_chat_demo written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/panicbit/zrsg_async_chat_demo already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded iovec v0.1.0 [INFO] [stderr] Downloaded futures-cpupool v0.1.5 [INFO] [stderr] Downloaded net2 v0.2.30 [INFO] [stderr] Downloaded num_cpus v1.6.2 [INFO] [stderr] Downloaded tokio-core v0.1.9 [INFO] [stderr] Downloaded libc v0.2.29 [INFO] [stderr] Downloaded futures v0.1.14 [INFO] [stderr] Downloaded bytes v0.4.4 [INFO] [stderr] Downloaded tokio-io v0.1.2 [INFO] [stderr] Downloaded mime v0.3.2 [INFO] [stderr] Downloaded redox_syscall v0.1.28 [INFO] [stderr] Downloaded mio v0.6.10 [INFO] [stderr] Downloaded hyper v0.11.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7f91736292de395b33356236bfb5bf085909723548f5b15970f4559ba7e1e596 [INFO] running `Command { std: "docker" "start" "-a" "7f91736292de395b33356236bfb5bf085909723548f5b15970f4559ba7e1e596", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7f91736292de395b33356236bfb5bf085909723548f5b15970f4559ba7e1e596", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f91736292de395b33356236bfb5bf085909723548f5b15970f4559ba7e1e596", kill_on_drop: false }` [INFO] [stdout] 7f91736292de395b33356236bfb5bf085909723548f5b15970f4559ba7e1e596 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e7ab2db787b9f6544902cd24ca26fd35df87da8e56c4fde244efce9e4aaf55d4 [INFO] running `Command { std: "docker" "start" "-a" "e7ab2db787b9f6544902cd24ca26fd35df87da8e56c4fde244efce9e4aaf55d4", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking libc v0.2.29 [INFO] [stderr] Checking byteorder v1.1.0 [INFO] [stderr] Compiling semver v0.1.20 [INFO] [stderr] Checking futures v0.1.14 [INFO] [stderr] Checking cfg-if v0.1.2 [INFO] [stderr] Checking log v0.3.8 [INFO] [stderr] Checking lazycell v0.5.1 [INFO] [stderr] Checking slab v0.3.0 [INFO] [stderr] Checking scoped-tls v0.1.0 [INFO] [stderr] Checking safemem v0.2.0 [INFO] [stderr] Checking smallvec v0.2.1 [INFO] [stderr] Checking take v0.1.0 [INFO] [stderr] Checking percent-encoding v1.0.0 [INFO] [stderr] Checking httparse v1.2.3 [INFO] [stderr] Checking base64 v0.6.0 [INFO] [stderr] Compiling rustc_version v0.1.7 [INFO] [stderr] Checking iovec v0.1.0 [INFO] [stderr] Checking net2 v0.2.30 [INFO] [stderr] Checking rand v0.3.16 [INFO] [stderr] Checking num_cpus v1.6.2 [INFO] [stderr] Checking time v0.1.38 [INFO] [stderr] Compiling unicase v2.0.0 [INFO] [stderr] Checking bytes v0.4.4 [INFO] [stderr] Checking mio v0.6.10 [INFO] [stderr] Checking mime v0.3.2 [INFO] [stderr] Checking tokio-io v0.1.2 [INFO] [stderr] Checking tokio-service v0.1.0 [INFO] [stderr] Checking futures-cpupool v0.1.5 [INFO] [stderr] Checking tokio-core v0.1.9 [INFO] [stderr] Checking tokio-proto v0.1.1 [INFO] [stderr] Checking hyper v0.11.2 [INFO] [stderr] Checking tokio_chat v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep` [INFO] [stdout] --> src/main.rs:117:36 [INFO] [stdout] | [INFO] [stdout] 117 | ::std::thread::sleep_ms(10_000); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep` [INFO] [stdout] --> src/main.rs:117:36 [INFO] [stdout] | [INFO] [stdout] 117 | ::std::thread::sleep_ms(10_000); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.56s [INFO] running `Command { std: "docker" "inspect" "e7ab2db787b9f6544902cd24ca26fd35df87da8e56c4fde244efce9e4aaf55d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e7ab2db787b9f6544902cd24ca26fd35df87da8e56c4fde244efce9e4aaf55d4", kill_on_drop: false }` [INFO] [stdout] e7ab2db787b9f6544902cd24ca26fd35df87da8e56c4fde244efce9e4aaf55d4 [INFO] checking panicbit/zrsg_async_chat_demo against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpanicbit%2Fzrsg_async_chat_demo" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/panicbit/zrsg_async_chat_demo on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/panicbit/zrsg_async_chat_demo [INFO] finished tweaking git repo https://github.com/panicbit/zrsg_async_chat_demo [INFO] tweaked toml for git repo https://github.com/panicbit/zrsg_async_chat_demo written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/panicbit/zrsg_async_chat_demo already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6bec88eba96a9846d16bbb3f4082d7885f18260e5f0a19a6354e6252c7f85542 [INFO] running `Command { std: "docker" "start" "-a" "6bec88eba96a9846d16bbb3f4082d7885f18260e5f0a19a6354e6252c7f85542", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6bec88eba96a9846d16bbb3f4082d7885f18260e5f0a19a6354e6252c7f85542", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6bec88eba96a9846d16bbb3f4082d7885f18260e5f0a19a6354e6252c7f85542", kill_on_drop: false }` [INFO] [stdout] 6bec88eba96a9846d16bbb3f4082d7885f18260e5f0a19a6354e6252c7f85542 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f3f5fbe943cc919a5600dc793c46a20894e5c318f70acc82c601212cf2c72687 [INFO] running `Command { std: "docker" "start" "-a" "f3f5fbe943cc919a5600dc793c46a20894e5c318f70acc82c601212cf2c72687", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking libc v0.2.29 [INFO] [stderr] Checking byteorder v1.1.0 [INFO] [stderr] Checking futures v0.1.14 [INFO] [stderr] Compiling semver v0.1.20 [INFO] [stderr] Checking cfg-if v0.1.2 [INFO] [stderr] Checking log v0.3.8 [INFO] [stderr] Checking lazycell v0.5.1 [INFO] [stderr] Checking slab v0.3.0 [INFO] [stderr] Checking scoped-tls v0.1.0 [INFO] [stderr] Checking safemem v0.2.0 [INFO] [stderr] Checking take v0.1.0 [INFO] [stderr] Checking smallvec v0.2.1 [INFO] [stderr] Checking percent-encoding v1.0.0 [INFO] [stderr] Checking httparse v1.2.3 [INFO] [stderr] Compiling rustc_version v0.1.7 [INFO] [stderr] Checking base64 v0.6.0 [INFO] [stderr] Compiling unicase v2.0.0 [INFO] [stderr] Checking iovec v0.1.0 [INFO] [stderr] Checking net2 v0.2.30 [INFO] [stderr] Checking num_cpus v1.6.2 [INFO] [stderr] Checking rand v0.3.16 [INFO] [stderr] Checking time v0.1.38 [INFO] [stderr] Checking bytes v0.4.4 [INFO] [stderr] Checking mio v0.6.10 [INFO] [stderr] Checking tokio-service v0.1.0 [INFO] [stderr] Checking futures-cpupool v0.1.5 [INFO] [stderr] Checking mime v0.3.2 [INFO] [stderr] Checking tokio-io v0.1.2 [INFO] [stderr] Checking tokio-core v0.1.9 [INFO] [stderr] Checking tokio-proto v0.1.1 [INFO] [stderr] Checking hyper v0.11.2 [INFO] [stderr] Checking tokio_chat v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep` [INFO] [stdout] --> src/main.rs:117:36 [INFO] [stdout] | [INFO] [stdout] 117 | ::std::thread::sleep_ms(10_000); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep` [INFO] [stdout] --> src/main.rs:117:36 [INFO] [stdout] | [INFO] [stdout] 117 | ::std::thread::sleep_ms(10_000); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.61s [INFO] running `Command { std: "docker" "inspect" "f3f5fbe943cc919a5600dc793c46a20894e5c318f70acc82c601212cf2c72687", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f3f5fbe943cc919a5600dc793c46a20894e5c318f70acc82c601212cf2c72687", kill_on_drop: false }` [INFO] [stdout] f3f5fbe943cc919a5600dc793c46a20894e5c318f70acc82c601212cf2c72687