[INFO] fetching crate neotron-bmc-commands 0.2.0...
[INFO] checking neotron-bmc-commands-0.2.0 against try#3c75d5844aa65b4aa19243ac44ceda49fe4e61ca for pr-143545
[INFO] extracting crate neotron-bmc-commands 0.2.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate neotron-bmc-commands 0.2.0
[INFO] finished tweaking crates.io crate neotron-bmc-commands 0.2.0
[INFO] tweaked toml for crates.io crate neotron-bmc-commands 0.2.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate neotron-bmc-commands 0.2.0 on toolchain 3c75d5844aa65b4aa19243ac44ceda49fe4e61ca
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3c75d5844aa65b4aa19243ac44ceda49fe4e61ca" "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" "+3c75d5844aa65b4aa19243ac44ceda49fe4e61ca" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 6 packages to latest compatible versions
[INFO] [stderr]       Adding num_enum v0.5.11 (available: v0.7.4)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3c75d5844aa65b4aa19243ac44ceda49fe4e61ca" "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" "+3c75d5844aa65b4aa19243ac44ceda49fe4e61ca" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 34ee08c00b0aaa6e02538445b700977d4205029d126d08d80aa5b2109a224cab
[INFO] running `Command { std: "docker" "start" "-a" "34ee08c00b0aaa6e02538445b700977d4205029d126d08d80aa5b2109a224cab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34ee08c00b0aaa6e02538445b700977d4205029d126d08d80aa5b2109a224cab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34ee08c00b0aaa6e02538445b700977d4205029d126d08d80aa5b2109a224cab", kill_on_drop: false }`
[INFO] [stdout] 34ee08c00b0aaa6e02538445b700977d4205029d126d08d80aa5b2109a224cab
[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" "+3c75d5844aa65b4aa19243ac44ceda49fe4e61ca" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 817920e3fa48e0ca5456082be86919b30f0cb0322d8e0f74b7727313c3a8c9a3
[INFO] running `Command { std: "docker" "start" "-a" "817920e3fa48e0ca5456082be86919b30f0cb0322d8e0f74b7727313c3a8c9a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stdout] error: failed to write to `/opt/rustwide/target/debug/deps/rmetaQEsCC8/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" "817920e3fa48e0ca5456082be86919b30f0cb0322d8e0f74b7727313c3a8c9a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "817920e3fa48e0ca5456082be86919b30f0cb0322d8e0f74b7727313c3a8c9a3", kill_on_drop: false }`
[INFO] [stdout] 817920e3fa48e0ca5456082be86919b30f0cb0322d8e0f74b7727313c3a8c9a3