[INFO] cloning repository https://github.com/ckauhaus/multiping [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ckauhaus/multiping" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fckauhaus%2Fmultiping", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fckauhaus%2Fmultiping'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5c1e2212894ccb8d01b0c4a091097240079c5b38 [INFO] checking ckauhaus/multiping against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fckauhaus%2Fmultiping" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ckauhaus/multiping on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ckauhaus/multiping [INFO] finished tweaking git repo https://github.com/ckauhaus/multiping [INFO] tweaked toml for git repo https://github.com/ckauhaus/multiping written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/ckauhaus/multiping already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b10224ed959fa5af3ba9c6d9ac17015d787bb15d12c2d149c843d5be2448fb40 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "b10224ed959fa5af3ba9c6d9ac17015d787bb15d12c2d149c843d5be2448fb40", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b10224ed959fa5af3ba9c6d9ac17015d787bb15d12c2d149c843d5be2448fb40", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b10224ed959fa5af3ba9c6d9ac17015d787bb15d12c2d149c843d5be2448fb40", kill_on_drop: false }` [INFO] [stdout] b10224ed959fa5af3ba9c6d9ac17015d787bb15d12c2d149c843d5be2448fb40 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] f660dcc4e3d8994da911b6fa8c4b9e7e35ee71a82d8fca1c0d18b37aed2e4cb2 [INFO] running `Command { std: "docker" "start" "-a" "f660dcc4e3d8994da911b6fa8c4b9e7e35ee71a82d8fca1c0d18b37aed2e4cb2", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.44 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Checking rustc-demangle v0.1.9 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Checking crossbeam-utils v0.6.1 [INFO] [stderr] Checking tokio-executor v0.1.5 [INFO] [stderr] Compiling backtrace-sys v0.1.24 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Compiling rand_chacha v0.1.0 [INFO] [stderr] Compiling rand_pcg v0.1.1 [INFO] [stderr] Compiling rand v0.6.1 [INFO] [stderr] Checking arrayvec v0.4.8 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stderr] Checking smallvec v0.6.7 [INFO] [stderr] Checking tokio-current-thread v0.1.4 [INFO] [stderr] Checking tokio-timer v0.2.8 [INFO] [stderr] Checking crossbeam-epoch v0.6.1 [INFO] [stderr] Checking crossbeam-deque v0.6.2 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking rand v0.5.5 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking socket2 v0.3.8 [INFO] [stderr] Checking time v0.1.40 [INFO] [stderr] Checking rand v0.4.3 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking bytes v0.4.11 [INFO] [stderr] Checking backtrace v0.3.9 [INFO] [stderr] Checking mio v0.6.16 [INFO] [stderr] Checking error-chain v0.11.0 [INFO] [stderr] Checking tokio-io v0.1.10 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking tokio-threadpool v0.1.9 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Checking parking_lot v0.6.4 [INFO] [stderr] Checking tokio-fs v0.1.4 [INFO] [stderr] Checking tokio-reactor v0.1.7 [INFO] [stderr] Checking tokio-tcp v0.1.2 [INFO] [stderr] Checking tokio-udp v0.1.3 [INFO] [stderr] Checking tokio-uds v0.2.4 [INFO] [stderr] Checking tokio v0.1.13 [INFO] [stderr] Checking tokio-core v0.1.17 [INFO] [stderr] Checking tokio-ping v0.1.2 [INFO] [stderr] Checking multiping v1.1.2-dev (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | / error_chain! { [INFO] [stdout] 17 | | links { [INFO] [stdout] 18 | | Ping(::tokio_ping::Error, ::tokio_ping::ErrorKind); [INFO] [stdout] 19 | | } [INFO] [stdout] ... | [INFO] [stdout] 24 | | } [INFO] [stdout] 25 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [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/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | / error_chain! { [INFO] [stdout] 17 | | links { [INFO] [stdout] 18 | | Ping(::tokio_ping::Error, ::tokio_ping::ErrorKind); [INFO] [stdout] 19 | | } [INFO] [stdout] ... | [INFO] [stdout] 24 | | } [INFO] [stdout] 25 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [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/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | / error_chain! { [INFO] [stdout] 17 | | links { [INFO] [stdout] 18 | | Ping(::tokio_ping::Error, ::tokio_ping::ErrorKind); [INFO] [stdout] 19 | | } [INFO] [stdout] ... | [INFO] [stdout] 24 | | } [INFO] [stdout] 25 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [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/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | / error_chain! { [INFO] [stdout] 17 | | links { [INFO] [stdout] 18 | | Ping(::tokio_ping::Error, ::tokio_ping::ErrorKind); [INFO] [stdout] 19 | | } [INFO] [stdout] ... | [INFO] [stdout] 24 | | } [INFO] [stdout] 25 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | / error_chain! { [INFO] [stdout] 17 | | links { [INFO] [stdout] 18 | | Ping(::tokio_ping::Error, ::tokio_ping::ErrorKind); [INFO] [stdout] 19 | | } [INFO] [stdout] ... | [INFO] [stdout] 24 | | } [INFO] [stdout] 25 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::result::Result::::is_ok` that must be used [INFO] [stdout] --> src/main.rs:145:13 [INFO] [stdout] | [INFO] [stdout] 145 | write!(output, "\nwarning: {}", warning).is_ok(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you intended to assert that this is ok, consider `.unwrap()` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | / error_chain! { [INFO] [stdout] 17 | | links { [INFO] [stdout] 18 | | Ping(::tokio_ping::Error, ::tokio_ping::ErrorKind); [INFO] [stdout] 19 | | } [INFO] [stdout] ... | [INFO] [stdout] 24 | | } [INFO] [stdout] 25 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::result::Result::::is_ok` that must be used [INFO] [stdout] --> src/main.rs:145:13 [INFO] [stdout] | [INFO] [stdout] 145 | write!(output, "\nwarning: {}", warning).is_ok(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you intended to assert that this is ok, consider `.unwrap()` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 33.90s [INFO] running `Command { std: "docker" "inspect" "f660dcc4e3d8994da911b6fa8c4b9e7e35ee71a82d8fca1c0d18b37aed2e4cb2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f660dcc4e3d8994da911b6fa8c4b9e7e35ee71a82d8fca1c0d18b37aed2e4cb2", kill_on_drop: false }` [INFO] [stdout] f660dcc4e3d8994da911b6fa8c4b9e7e35ee71a82d8fca1c0d18b37aed2e4cb2