[INFO] fetching crate tcp-stream 0.22.0...
[INFO] checking tcp-stream-0.22.0 against try#4a04890980766cc79878135f5ade8c0c4321e943 for pr-65819
[INFO] extracting crate tcp-stream 0.22.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate tcp-stream 0.22.0 on toolchain 4a04890980766cc79878135f5ade8c0c4321e943
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tcp-stream 0.22.0
[INFO] finished tweaking crates.io crate tcp-stream 0.22.0
[INFO] tweaked toml for crates.io crate tcp-stream 0.22.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded yasna v0.3.2
[INFO] [stderr]   Downloaded des v0.5.0
[INFO] [stderr]   Downloaded rc2 v0.5.0
[INFO] [stderr]   Downloaded p12 v0.2.0
[INFO] [stderr]   Downloaded rustls-connector v0.13.1
[INFO] [stderr]   Downloaded rustls-native-certs v0.5.0
[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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--no-deps" "--format-version=1", 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] 41ec889c160ebe43b33154325c1c385134efab1964a33c3869be4b6a5bf09667
[INFO] running `Command { std: "docker" "start" "-a" "41ec889c160ebe43b33154325c1c385134efab1964a33c3869be4b6a5bf09667", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41ec889c160ebe43b33154325c1c385134efab1964a33c3869be4b6a5bf09667", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41ec889c160ebe43b33154325c1c385134efab1964a33c3869be4b6a5bf09667", kill_on_drop: false }`
[INFO] [stdout] 41ec889c160ebe43b33154325c1c385134efab1964a33c3869be4b6a5bf09667
[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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3de38b0e197df03cb029ccfc393128d5c05d33524cd10f8f2a0937f9116c085c
[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" "3de38b0e197df03cb029ccfc393128d5c05d33524cd10f8f2a0937f9116c085c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking subtle v2.4.0
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]     Checking yasna v0.3.2
[INFO] [stderr]     Checking block-cipher v0.8.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking block-modes v0.6.1
[INFO] [stderr]     Checking rc2 v0.5.0
[INFO] [stderr]     Checking des v0.5.0
[INFO] [stderr]     Checking crypto-mac v0.9.1
[INFO] [stderr]     Checking sha-1 v0.9.4
[INFO] [stderr]     Checking hmac v0.9.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking p12 v0.2.0
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.1
[INFO] [stderr]     Checking rustls v0.19.0
[INFO] [stderr]     Checking rustls-native-certs v0.5.0
[INFO] [stderr]     Checking rustls-connector v0.13.1
[INFO] [stderr]     Checking tcp-stream v0.22.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.50s
[INFO] running `Command { std: "docker" "inspect" "3de38b0e197df03cb029ccfc393128d5c05d33524cd10f8f2a0937f9116c085c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3de38b0e197df03cb029ccfc393128d5c05d33524cd10f8f2a0937f9116c085c", kill_on_drop: false }`
[INFO] [stdout] 3de38b0e197df03cb029ccfc393128d5c05d33524cd10f8f2a0937f9116c085c