[INFO] cloning repository https://github.com/hniemeyer/rust_async_example [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hniemeyer/rust_async_example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhniemeyer%2Frust_async_example", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhniemeyer%2Frust_async_example'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3d2997078a81f9ed6b204c4a97f978f9577bbaf4 [INFO] checking hniemeyer/rust_async_example against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhniemeyer%2Frust_async_example" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/hniemeyer/rust_async_example on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/hniemeyer/rust_async_example [INFO] finished tweaking git repo https://github.com/hniemeyer/rust_async_example [INFO] tweaked toml for git repo https://github.com/hniemeyer/rust_async_example written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/hniemeyer/rust_async_example already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f7f3aa1c3e8f84e2718268368f07271cc10256258f20f1b42f9fd08adf062425 [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" "f7f3aa1c3e8f84e2718268368f07271cc10256258f20f1b42f9fd08adf062425", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f7f3aa1c3e8f84e2718268368f07271cc10256258f20f1b42f9fd08adf062425", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f7f3aa1c3e8f84e2718268368f07271cc10256258f20f1b42f9fd08adf062425", kill_on_drop: false }` [INFO] [stdout] f7f3aa1c3e8f84e2718268368f07271cc10256258f20f1b42f9fd08adf062425 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b71c553b44d926ab88eabced15b70fe425323dd59fc038a8c23497746f82569b [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" "b71c553b44d926ab88eabced15b70fe425323dd59fc038a8c23497746f82569b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling syn v1.0.48 [INFO] [stderr] Checking smallvec v1.4.2 [INFO] [stderr] Checking ppv-lite86 v0.2.9 [INFO] [stderr] Checking arc-swap v0.4.7 [INFO] [stderr] Checking pin-project-lite v0.2.4 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Checking instant v0.1.8 [INFO] [stderr] Compiling tokio v1.1.0 [INFO] [stderr] Checking lock_api v0.4.1 [INFO] [stderr] Checking log v0.4.11 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking getrandom v0.2.2 [INFO] [stderr] Checking parking_lot_core v0.8.0 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking mio v0.7.7 [INFO] [stderr] Checking signal-hook-registry v1.2.1 [INFO] [stderr] Checking parking_lot v0.11.0 [INFO] [stderr] Checking rand_core v0.6.1 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking rand v0.8.3 [INFO] [stderr] Compiling tokio-macros v1.0.0 [INFO] [stderr] Checking trytokio v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 29.56s [INFO] running `Command { std: "docker" "inspect" "b71c553b44d926ab88eabced15b70fe425323dd59fc038a8c23497746f82569b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b71c553b44d926ab88eabced15b70fe425323dd59fc038a8c23497746f82569b", kill_on_drop: false }` [INFO] [stdout] b71c553b44d926ab88eabced15b70fe425323dd59fc038a8c23497746f82569b