[INFO] fetching crate ns-std-threaded 0.3.0...
[INFO] building ns-std-threaded-0.3.0 against master#d5c88c22807925c189328ef9d923c5d2b11a95b8 for pr-87066-3
[INFO] extracting crate ns-std-threaded 0.3.0 into /workspace/builds/worker-28/source
[INFO] validating manifest of crates.io crate ns-std-threaded 0.3.0 on toolchain d5c88c22807925c189328ef9d923c5d2b11a95b8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ns-std-threaded 0.3.0
[INFO] finished tweaking crates.io crate ns-std-threaded 0.3.0
[INFO] tweaked toml for crates.io crate ns-std-threaded 0.3.0 written to /workspace/builds/worker-28/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "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" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "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-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] adb0fb28651214393f9c70d50f60f4d25baff2f20f3ab820136a2483fea63c71
[INFO] running `Command { std: "docker" "start" "-a" "adb0fb28651214393f9c70d50f60f4d25baff2f20f3ab820136a2483fea63c71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "adb0fb28651214393f9c70d50f60f4d25baff2f20f3ab820136a2483fea63c71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adb0fb28651214393f9c70d50f60f4d25baff2f20f3ab820136a2483fea63c71", kill_on_drop: false }`
[INFO] [stdout] adb0fb28651214393f9c70d50f60f4d25baff2f20f3ab820136a2483fea63c71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c808704968834a752409b4121c841fcccc1d3e91b7afc4a798f4002ba9dd26a
[INFO] running `Command { std: "docker" "start" "-a" "2c808704968834a752409b4121c841fcccc1d3e91b7afc4a798f4002ba9dd26a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling futures v0.1.31
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling abstract-ns v0.4.3
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling ns-std-threaded v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.64s
[INFO] running `Command { std: "docker" "inspect" "2c808704968834a752409b4121c841fcccc1d3e91b7afc4a798f4002ba9dd26a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c808704968834a752409b4121c841fcccc1d3e91b7afc4a798f4002ba9dd26a", kill_on_drop: false }`
[INFO] [stdout] 2c808704968834a752409b4121c841fcccc1d3e91b7afc4a798f4002ba9dd26a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a9c3755c9c9f9f4e797248f45013205bd1653f36bdfdd60980db2d592b57289
[INFO] running `Command { std: "docker" "start" "-a" "8a9c3755c9c9f9f4e797248f45013205bd1653f36bdfdd60980db2d592b57289", kill_on_drop: false }`
[INFO] [stderr]    Compiling argparse v0.2.2
[INFO] [stderr]    Compiling ns-std-threaded v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.46s
[INFO] running `Command { std: "docker" "inspect" "8a9c3755c9c9f9f4e797248f45013205bd1653f36bdfdd60980db2d592b57289", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a9c3755c9c9f9f4e797248f45013205bd1653f36bdfdd60980db2d592b57289", kill_on_drop: false }`
[INFO] [stdout] 8a9c3755c9c9f9f4e797248f45013205bd1653f36bdfdd60980db2d592b57289