[INFO] cloning repository https://github.com/denilson020898/async-demo [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/denilson020898/async-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdenilson020898%2Fasync-demo", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdenilson020898%2Fasync-demo'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a356218027dc847aa55502c8357bc85794665204 [INFO] checking denilson020898/async-demo against try#961316100510fe780d266d35bcf68702fbb049e5 for pr-78935-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdenilson020898%2Fasync-demo" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/denilson020898/async-demo on toolchain 961316100510fe780d266d35bcf68702fbb049e5 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+961316100510fe780d266d35bcf68702fbb049e5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/denilson020898/async-demo [INFO] finished tweaking git repo https://github.com/denilson020898/async-demo [INFO] tweaked toml for git repo https://github.com/denilson020898/async-demo written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/denilson020898/async-demo already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+961316100510fe780d266d35bcf68702fbb049e5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+961316100510fe780d266d35bcf68702fbb049e5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a426703171ca261fd82cfd84629f7802e40ef2fa5a94a2bbceb14c39965a1f1d [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" "a426703171ca261fd82cfd84629f7802e40ef2fa5a94a2bbceb14c39965a1f1d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a426703171ca261fd82cfd84629f7802e40ef2fa5a94a2bbceb14c39965a1f1d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a426703171ca261fd82cfd84629f7802e40ef2fa5a94a2bbceb14c39965a1f1d", kill_on_drop: false }` [INFO] [stdout] a426703171ca261fd82cfd84629f7802e40ef2fa5a94a2bbceb14c39965a1f1d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+961316100510fe780d266d35bcf68702fbb049e5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fdc6d90d1e67debd6c970d7856a4eb36f7d2994a6897207e453295792cd13f48 [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" "fdc6d90d1e67debd6c970d7856a4eb36f7d2994a6897207e453295792cd13f48", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.48 [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Checking futures-core v0.3.7 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling cc v1.0.62 [INFO] [stderr] Checking futures-sink v0.3.7 [INFO] [stderr] Checking futures-io v0.3.7 [INFO] [stderr] Compiling native-tls v0.2.5 [INFO] [stderr] Compiling serde v1.0.117 [INFO] [stderr] Compiling encoding_rs v0.8.26 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking tracing-core v0.1.17 [INFO] [stderr] Checking futures-task v0.3.7 [INFO] [stderr] Checking form_urlencoded v1.0.0 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking futures-channel v0.3.7 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking tracing v0.1.21 [INFO] [stderr] Checking url v2.2.0 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.35 [INFO] [stderr] Checking signal-hook-registry v1.2.2 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking socket2 v0.3.15 [INFO] [stderr] Compiling openssl-sys v0.9.58 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Compiling openssl v0.10.30 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking serde_urlencoded v0.6.1 [INFO] [stderr] Checking serde_json v1.0.59 [INFO] [stderr] Compiling pin-project-internal v1.0.1 [INFO] [stderr] Compiling tokio-macros v0.2.5 [INFO] [stderr] Compiling futures-macro v0.3.7 [INFO] [stderr] Compiling pin-project-internal v0.4.27 [INFO] [stderr] Checking tokio v0.2.22 [INFO] [stderr] Checking pin-project v1.0.1 [INFO] [stderr] Checking futures-util v0.3.7 [INFO] [stderr] Checking pin-project v0.4.27 [INFO] [stderr] Checking tracing-futures v0.2.4 [INFO] [stderr] Checking tokio-util v0.3.1 [INFO] [stderr] Checking tokio-tls v0.3.1 [INFO] [stderr] Checking h2 v0.2.7 [INFO] [stderr] Checking futures-executor v0.3.7 [INFO] [stderr] Checking futures v0.3.7 [INFO] [stderr] Checking hyper v0.13.9 [INFO] [stderr] Checking hyper-tls v0.4.3 [INFO] [stderr] Checking reqwest v0.10.8 [INFO] [stderr] Checking async-demo v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `futures::future::try_join_all` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use futures::future::try_join_all; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `futures::future::try_join_all` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use futures::future::try_join_all; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` 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 [unoptimized + debuginfo] target(s) in 1m 18s [INFO] running `Command { std: "docker" "inspect" "fdc6d90d1e67debd6c970d7856a4eb36f7d2994a6897207e453295792cd13f48", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fdc6d90d1e67debd6c970d7856a4eb36f7d2994a6897207e453295792cd13f48", kill_on_drop: false }` [INFO] [stdout] fdc6d90d1e67debd6c970d7856a4eb36f7d2994a6897207e453295792cd13f48