[INFO] fetching crate chacha20stream 2.2.1...
[INFO] checking chacha20stream-2.2.1 against beta-2021-10-15 for beta-1.56-3
[INFO] extracting crate chacha20stream 2.2.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate chacha20stream 2.2.1 on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate chacha20stream 2.2.1
[INFO] finished tweaking crates.io crate chacha20stream 2.2.1
[INFO] tweaked toml for crates.io crate chacha20stream 2.2.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded stackalloc v1.1.1
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a828240e0a1b4c0b70f7ec02b4185fabecf62e9107d29c92ac75ff4a0fcde6b4
[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" "a828240e0a1b4c0b70f7ec02b4185fabecf62e9107d29c92ac75ff4a0fcde6b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a828240e0a1b4c0b70f7ec02b4185fabecf62e9107d29c92ac75ff4a0fcde6b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a828240e0a1b4c0b70f7ec02b4185fabecf62e9107d29c92ac75ff4a0fcde6b4", kill_on_drop: false }`
[INFO] [stdout] a828240e0a1b4c0b70f7ec02b4185fabecf62e9107d29c92ac75ff4a0fcde6b4
[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=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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 697f4175e4d3234c9bdd9708bb921bdd4b632d16f93fd387fd6f087b926503fb
[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" "697f4175e4d3234c9bdd9708bb921bdd4b632d16f93fd387fd6f087b926503fb", kill_on_drop: false }`
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]    Compiling stackalloc v1.1.1
[INFO] [stderr]    Compiling chacha20stream v2.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking openssl-sys v0.9.67
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking openssl v0.10.36
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stdout] warning: unused import: `std::ptr`
[INFO] [stdout]  --> src/bytes.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ptr;
[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: unused import: `std::ptr`
[INFO] [stdout]  --> src/bytes.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ptr;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.65s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "697f4175e4d3234c9bdd9708bb921bdd4b632d16f93fd387fd6f087b926503fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "697f4175e4d3234c9bdd9708bb921bdd4b632d16f93fd387fd6f087b926503fb", kill_on_drop: false }`
[INFO] [stdout] 697f4175e4d3234c9bdd9708bb921bdd4b632d16f93fd387fd6f087b926503fb
