[INFO] fetching crate futures-x-io 0.3.0...
[INFO] checking futures-x-io-0.3.0 against try#a75eafceea413a1b40c0e0769db85e08ec17160b for pr-133925
[INFO] extracting crate futures-x-io 0.3.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate futures-x-io 0.3.0 on toolchain a75eafceea413a1b40c0e0769db85e08ec17160b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a75eafceea413a1b40c0e0769db85e08ec17160b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate futures-x-io 0.3.0
[INFO] finished tweaking crates.io crate futures-x-io 0.3.0
[INFO] tweaked toml for crates.io crate futures-x-io 0.3.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a75eafceea413a1b40c0e0769db85e08ec17160b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 38 packages to latest compatible versions
[INFO] [stderr]       Adding futures-lite v1.13.0 (available: v2.6.0)
[INFO] [stderr]       Adding tokio v0.2.25 (available: v1.43.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a75eafceea413a1b40c0e0769db85e08ec17160b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+a75eafceea413a1b40c0e0769db85e08ec17160b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 20168f4b002a65b43543473f368f2285ba3f68e64e4961f402f9575eb53fec6e
[INFO] running `Command { std: "docker" "start" "-a" "20168f4b002a65b43543473f368f2285ba3f68e64e4961f402f9575eb53fec6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20168f4b002a65b43543473f368f2285ba3f68e64e4961f402f9575eb53fec6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20168f4b002a65b43543473f368f2285ba3f68e64e4961f402f9575eb53fec6e", kill_on_drop: false }`
[INFO] [stdout] 20168f4b002a65b43543473f368f2285ba3f68e64e4961f402f9575eb53fec6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+a75eafceea413a1b40c0e0769db85e08ec17160b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d0ff6dad57aa0be8dc11427b7f5e373e3cf60af529aa5947727f157f0c561ba
[INFO] running `Command { std: "docker" "start" "-a" "3d0ff6dad57aa0be8dc11427b7f5e373e3cf60af529aa5947727f157f0c561ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking pin-project-lite v0.2.16
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]     Checking futures-x-io v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stdout] error: couldn't create a temp dir: No space left on device (os error 28) at path "/opt/rustwide/target/debug/deps/rmetaiUOHiC"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `slab` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "3d0ff6dad57aa0be8dc11427b7f5e373e3cf60af529aa5947727f157f0c561ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d0ff6dad57aa0be8dc11427b7f5e373e3cf60af529aa5947727f157f0c561ba", kill_on_drop: false }`
[INFO] [stdout] 3d0ff6dad57aa0be8dc11427b7f5e373e3cf60af529aa5947727f157f0c561ba