[INFO] cloning repository https://github.com/fsyncd/tokio-vsock
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fsyncd/tokio-vsock" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffsyncd%2Ftokio-vsock", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffsyncd%2Ftokio-vsock'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 43c47ac0ff0b35e929a38b866cbaf90786c82bb0
[INFO] building fsyncd/tokio-vsock against try#615edd3ad1cf6871c977dc900317cb6c2070fd6b for pr-97334
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffsyncd%2Ftokio-vsock" "/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/fsyncd/tokio-vsock on toolchain 615edd3ad1cf6871c977dc900317cb6c2070fd6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4/source/.cargo/config
[INFO] started tweaking git repo https://github.com/fsyncd/tokio-vsock
[INFO] finished tweaking git repo https://github.com/fsyncd/tokio-vsock
[INFO] tweaked toml for git repo https://github.com/fsyncd/tokio-vsock written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d57a45add105ea649b37b21a264a8ca3ede5e23b17619ed94820f49a82ea0cca
[INFO] running `Command { std: "docker" "start" "-a" "d57a45add105ea649b37b21a264a8ca3ede5e23b17619ed94820f49a82ea0cca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d57a45add105ea649b37b21a264a8ca3ede5e23b17619ed94820f49a82ea0cca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d57a45add105ea649b37b21a264a8ca3ede5e23b17619ed94820f49a82ea0cca", kill_on_drop: false }`
[INFO] [stdout] d57a45add105ea649b37b21a264a8ca3ede5e23b17619ed94820f49a82ea0cca
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 574bf5ccf567a31d59bd4b620607de2b8fa413d84e5655f932fd6d161b0faffc
[INFO] running `Command { std: "docker" "start" "-a" "574bf5ccf567a31d59bd4b620607de2b8fa413d84e5655f932fd6d161b0faffc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling futures-io v0.3.21
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling mio v0.8.3
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling nix v0.23.1
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling vsock v0.2.6
[INFO] [stderr]    Compiling tokio v1.19.2
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling tokio-vsock v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.07s
[INFO] running `Command { std: "docker" "inspect" "574bf5ccf567a31d59bd4b620607de2b8fa413d84e5655f932fd6d161b0faffc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "574bf5ccf567a31d59bd4b620607de2b8fa413d84e5655f932fd6d161b0faffc", kill_on_drop: false }`
[INFO] [stdout] 574bf5ccf567a31d59bd4b620607de2b8fa413d84e5655f932fd6d161b0faffc
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+615edd3ad1cf6871c977dc900317cb6c2070fd6b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 72a94c9f7a14e6f835b8df9f780e84acd70fe4318cdc8eb3fd8857f4b93aa478
[INFO] running `Command { std: "docker" "start" "-a" "72a94c9f7a14e6f835b8df9f780e84acd70fe4318cdc8eb3fd8857f4b93aa478", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling cpufeatures v0.2.2
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling sha2 v0.9.9
[INFO] [stderr]    Compiling tokio-vsock v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 20.39s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/tokio_vsock-6cbf9ec0670cd8f8)
[INFO] [stderr]   Executable tests/vsock.rs (/opt/rustwide/target/debug/deps/vsock-e18dace1be51bff6)
[INFO] running `Command { std: "docker" "inspect" "72a94c9f7a14e6f835b8df9f780e84acd70fe4318cdc8eb3fd8857f4b93aa478", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72a94c9f7a14e6f835b8df9f780e84acd70fe4318cdc8eb3fd8857f4b93aa478", kill_on_drop: false }`
[INFO] [stdout] 72a94c9f7a14e6f835b8df9f780e84acd70fe4318cdc8eb3fd8857f4b93aa478