[INFO] fetching crate lake-context-derive 0.8.0-beta.1...
[INFO] checking lake-context-derive-0.8.0-beta.1 against try#fafe42c59556a4233f03dd0d900b575a9afeece8 for pr-143764
[INFO] extracting crate lake-context-derive 0.8.0-beta.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate lake-context-derive 0.8.0-beta.1
[INFO] finished tweaking crates.io crate lake-context-derive 0.8.0-beta.1
[INFO] tweaked toml for crates.io crate lake-context-derive 0.8.0-beta.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lake-context-derive 0.8.0-beta.1 on toolchain fafe42c59556a4233f03dd0d900b575a9afeece8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fafe42c59556a4233f03dd0d900b575a9afeece8" "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" "+fafe42c59556a4233f03dd0d900b575a9afeece8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fafe42c59556a4233f03dd0d900b575a9afeece8" "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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+fafe42c59556a4233f03dd0d900b575a9afeece8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36d1e66743df2526078e91f5887eee4ec48d6231e5e3161143efb80d77a1331c
[INFO] running `Command { std: "docker" "start" "-a" "36d1e66743df2526078e91f5887eee4ec48d6231e5e3161143efb80d77a1331c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36d1e66743df2526078e91f5887eee4ec48d6231e5e3161143efb80d77a1331c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36d1e66743df2526078e91f5887eee4ec48d6231e5e3161143efb80d77a1331c", kill_on_drop: false }`
[INFO] [stdout] 36d1e66743df2526078e91f5887eee4ec48d6231e5e3161143efb80d77a1331c
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+fafe42c59556a4233f03dd0d900b575a9afeece8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 908d6c350de217b623aab14dfa32b52d034eacacb4f8ff13be27c5a3012c4fdf
[INFO] running `Command { std: "docker" "start" "-a" "908d6c350de217b623aab14dfa32b52d034eacacb4f8ff13be27c5a3012c4fdf", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]     Checking unicode-ident v1.0.18
[INFO] [stderr]     Checking quote v1.0.40
[INFO] [stderr]     Checking syn v2.0.104
[INFO] [stdout] error: failed to write to `/opt/rustwide/target/debug/deps/rmetaBc8XdR/full.rmeta`: No space left on device (os error 28)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `syn` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "908d6c350de217b623aab14dfa32b52d034eacacb4f8ff13be27c5a3012c4fdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "908d6c350de217b623aab14dfa32b52d034eacacb4f8ff13be27c5a3012c4fdf", kill_on_drop: false }`
[INFO] [stdout] 908d6c350de217b623aab14dfa32b52d034eacacb4f8ff13be27c5a3012c4fdf