[INFO] fetching crate streamson-tokio 7.1.0...
[INFO] checking streamson-tokio-7.1.0 against try#1463461488056994d1b84e8b752e7c11c7fae7aa for pr-154205
[INFO] extracting crate streamson-tokio 7.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate streamson-tokio 7.1.0
[INFO] finished tweaking crates.io crate streamson-tokio 7.1.0
[INFO] tweaked toml for crates.io crate streamson-tokio 7.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate streamson-tokio 7.1.0 on toolchain 1463461488056994d1b84e8b752e7c11c7fae7aa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1463461488056994d1b84e8b752e7c11c7fae7aa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1463461488056994d1b84e8b752e7c11c7fae7aa" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 46 packages to latest compatible versions
[INFO] [stderr]       Adding bytes v0.5.6 (available: v1.11.1)
[INFO] [stderr]       Adding tokio v0.3.7 (available: v1.50.0)
[INFO] [stderr]       Adding tokio-util v0.4.0 (available: v0.7.18)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1463461488056994d1b84e8b752e7c11c7fae7aa" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1463461488056994d1b84e8b752e7c11c7fae7aa" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c0b9872f3348de87f540ec8bebe283f2b260e0959fb280b11ebe8b6c223d5d06
[INFO] running `Command { std: "docker" "start" "-a" "c0b9872f3348de87f540ec8bebe283f2b260e0959fb280b11ebe8b6c223d5d06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0b9872f3348de87f540ec8bebe283f2b260e0959fb280b11ebe8b6c223d5d06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0b9872f3348de87f540ec8bebe283f2b260e0959fb280b11ebe8b6c223d5d06", kill_on_drop: false }`
[INFO] [stdout] c0b9872f3348de87f540ec8bebe283f2b260e0959fb280b11ebe8b6c223d5d06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1463461488056994d1b84e8b752e7c11c7fae7aa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9412f1c53cd257100e6da85d7b339ce1eaa6ca51202b32583edbca6fa0ee13d6
[INFO] running `Command { std: "docker" "start" "-a" "9412f1c53cd257100e6da85d7b339ce1eaa6ca51202b32583edbca6fa0ee13d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]    Compiling tokio v0.3.7
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]    Compiling tokio-macros v0.3.2
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking bytes v0.6.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]     Checking futures-core v0.3.32
[INFO] [stderr]     Checking futures-sink v0.3.32
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking pin-project-lite v0.1.12
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]     Checking regex v1.12.3
[INFO] [stderr]     Checking tokio-util v0.4.0
[INFO] [stderr]     Checking sedregex v0.2.5
[INFO] [stderr]     Checking streamson-lib v7.1.0
[INFO] [stderr]     Checking streamson-tokio v7.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.64s
[INFO] running `Command { std: "docker" "inspect" "9412f1c53cd257100e6da85d7b339ce1eaa6ca51202b32583edbca6fa0ee13d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9412f1c53cd257100e6da85d7b339ce1eaa6ca51202b32583edbca6fa0ee13d6", kill_on_drop: false }`
[INFO] [stdout] 9412f1c53cd257100e6da85d7b339ce1eaa6ca51202b32583edbca6fa0ee13d6