[INFO] fetching crate tokio-tasks 0.5.3...
[INFO] building tokio-tasks-0.5.3 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate tokio-tasks 0.5.3 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate tokio-tasks 0.5.3
[INFO] finished tweaking crates.io crate tokio-tasks 0.5.3
[INFO] tweaked toml for crates.io crate tokio-tasks 0.5.3 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tokio-tasks 0.5.3 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tokio-tasks 0.5.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ordered-locks v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c4fb5b1e1fca12e868f8221cc761b0ecd2eeb0aa2ddce5fc2aed4adf1710a90
[INFO] running `Command { std: "docker" "start" "-a" "2c4fb5b1e1fca12e868f8221cc761b0ecd2eeb0aa2ddce5fc2aed4adf1710a90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c4fb5b1e1fca12e868f8221cc761b0ecd2eeb0aa2ddce5fc2aed4adf1710a90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c4fb5b1e1fca12e868f8221cc761b0ecd2eeb0aa2ddce5fc2aed4adf1710a90", kill_on_drop: false }`
[INFO] [stdout] 2c4fb5b1e1fca12e868f8221cc761b0ecd2eeb0aa2ddce5fc2aed4adf1710a90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e1cee1e14c4df84116e9f54fc18eb9013a9e87855121272210807a3a026e570
[INFO] running `Command { std: "docker" "start" "-a" "1e1cee1e14c4df84116e9f54fc18eb9013a9e87855121272210807a3a026e570", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling slab v0.4.10
[INFO] [stderr]    Compiling tokio v1.46.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling tokio-tasks v0.5.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.83s
[INFO] running `Command { std: "docker" "inspect" "1e1cee1e14c4df84116e9f54fc18eb9013a9e87855121272210807a3a026e570", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e1cee1e14c4df84116e9f54fc18eb9013a9e87855121272210807a3a026e570", kill_on_drop: false }`
[INFO] [stdout] 1e1cee1e14c4df84116e9f54fc18eb9013a9e87855121272210807a3a026e570
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f66f07f36ccfb0e9a524851b68f7fbd804c31c6b25f314d856ecd5f037a7ae9f
[INFO] running `Command { std: "docker" "start" "-a" "f66f07f36ccfb0e9a524851b68f7fbd804c31c6b25f314d856ecd5f037a7ae9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio-tasks v0.5.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "f66f07f36ccfb0e9a524851b68f7fbd804c31c6b25f314d856ecd5f037a7ae9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f66f07f36ccfb0e9a524851b68f7fbd804c31c6b25f314d856ecd5f037a7ae9f", kill_on_drop: false }`
[INFO] [stdout] f66f07f36ccfb0e9a524851b68f7fbd804c31c6b25f314d856ecd5f037a7ae9f