[INFO] fetching crate toku_connection 0.2.0...
[INFO] checking toku_connection-0.2.0 against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393-1
[INFO] extracting crate toku_connection 0.2.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate toku_connection 0.2.0 on toolchain 5518eaa946291f00471af8b254b2a1715f234882
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate toku_connection 0.2.0
[INFO] finished tweaking crates.io crate toku_connection 0.2.0
[INFO] tweaked toml for crates.io crate toku_connection 0.2.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded toku_protocol v0.2.0
[INFO] [stderr]   Downloaded backoff v0.1.6
[INFO] [stderr]   Downloaded bytesize v1.3.0
[INFO] [stderr]   Downloaded tokio-util v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d2ce3d39006e44601a60ced60e3ba17246c800c5ba8052bf369b4989b852379d
[INFO] running `Command { std: "docker" "start" "-a" "d2ce3d39006e44601a60ced60e3ba17246c800c5ba8052bf369b4989b852379d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2ce3d39006e44601a60ced60e3ba17246c800c5ba8052bf369b4989b852379d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2ce3d39006e44601a60ced60e3ba17246c800c5ba8052bf369b4989b852379d", kill_on_drop: false }`
[INFO] [stdout] d2ce3d39006e44601a60ced60e3ba17246c800c5ba8052bf369b4989b852379d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41e036d79ce9ef79776b459ad4c1ea13add36d4cb7fdae58a973aa10682cb835
[INFO] running `Command { std: "docker" "start" "-a" "41e036d79ce9ef79776b459ad4c1ea13add36d4cb7fdae58a973aa10682cb835", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking pin-project-lite v0.1.12
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking bytesize v1.3.0
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking backoff v0.1.6
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking backtrace v0.3.69
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking toku_protocol v0.2.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking toku_connection v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.78s
[INFO] running `Command { std: "docker" "inspect" "41e036d79ce9ef79776b459ad4c1ea13add36d4cb7fdae58a973aa10682cb835", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41e036d79ce9ef79776b459ad4c1ea13add36d4cb7fdae58a973aa10682cb835", kill_on_drop: false }`
[INFO] [stdout] 41e036d79ce9ef79776b459ad4c1ea13add36d4cb7fdae58a973aa10682cb835