[INFO] fetching crate tokio-buf 0.2.0-alpha.1...
[INFO] checking tokio-buf-0.2.0-alpha.1 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] extracting crate tokio-buf 0.2.0-alpha.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate tokio-buf 0.2.0-alpha.1 on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tokio-buf 0.2.0-alpha.1
[INFO] finished tweaking crates.io crate tokio-buf 0.2.0-alpha.1
[INFO] tweaked toml for crates.io crate tokio-buf 0.2.0-alpha.1 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] af64e3982eb13b8f5e46debe56885e14b31294b6f856cffef301e38ab72f14a8
[INFO] running `Command { std: "docker" "start" "-a" "af64e3982eb13b8f5e46debe56885e14b31294b6f856cffef301e38ab72f14a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af64e3982eb13b8f5e46debe56885e14b31294b6f856cffef301e38ab72f14a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af64e3982eb13b8f5e46debe56885e14b31294b6f856cffef301e38ab72f14a8", kill_on_drop: false }`
[INFO] [stdout] af64e3982eb13b8f5e46debe56885e14b31294b6f856cffef301e38ab72f14a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8bd589418b2ab9f539d3671756d98d1ff6f06a97635582d8f322716191c45917
[INFO] running `Command { std: "docker" "start" "-a" "8bd589418b2ab9f539d3671756d98d1ff6f06a97635582d8f322716191c45917", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]    Compiling libc v0.2.100
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking tokio-mock-task v0.1.1
[INFO] [stderr]     Checking tokio-buf v0.2.0-alpha.1 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/stream.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/buf_stream.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/limit.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/collect.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/chain.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/iter.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/string.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/support.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/size_hint.rs from 2018 edition to 2021
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.26s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Checking tokio-buf v0.2.0-alpha.1 (/tmp/fixit)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "8bd589418b2ab9f539d3671756d98d1ff6f06a97635582d8f322716191c45917", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bd589418b2ab9f539d3671756d98d1ff6f06a97635582d8f322716191c45917", kill_on_drop: false }`
[INFO] [stdout] 8bd589418b2ab9f539d3671756d98d1ff6f06a97635582d8f322716191c45917