[INFO] fetching crate pngenc 0.1.0...
[INFO] checking pngenc-0.1.0 against master#9c67cecd12d79f1bbc00a74f70e7ef9fff086a5a for pr-138458
[INFO] extracting crate pngenc 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate pngenc 0.1.0 on toolchain 9c67cecd12d79f1bbc00a74f70e7ef9fff086a5a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c67cecd12d79f1bbc00a74f70e7ef9fff086a5a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pngenc 0.1.0
[INFO] finished tweaking crates.io crate pngenc 0.1.0
[INFO] tweaked toml for crates.io crate pngenc 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c67cecd12d79f1bbc00a74f70e7ef9fff086a5a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 13 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c67cecd12d79f1bbc00a74f70e7ef9fff086a5a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded atools v0.1.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+9c67cecd12d79f1bbc00a74f70e7ef9fff086a5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b1a1b41df944bc8cda269db7bb221b6da91b6f302536f12c36220673c366eedb
[INFO] running `Command { std: "docker" "start" "-a" "b1a1b41df944bc8cda269db7bb221b6da91b6f302536f12c36220673c366eedb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1a1b41df944bc8cda269db7bb221b6da91b6f302536f12c36220673c366eedb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1a1b41df944bc8cda269db7bb221b6da91b6f302536f12c36220673c366eedb", kill_on_drop: false }`
[INFO] [stdout] b1a1b41df944bc8cda269db7bb221b6da91b6f302536f12c36220673c366eedb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+9c67cecd12d79f1bbc00a74f70e7ef9fff086a5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71859cbcf59a2e8985caf1c42a53577ccbf2f3ec04917bdc5c78da6caf0f0acb
[INFO] running `Command { std: "docker" "start" "-a" "71859cbcf59a2e8985caf1c42a53577ccbf2f3ec04917bdc5c78da6caf0f0acb", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking adler2 v2.0.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking atools v0.1.6
[INFO] [stderr]     Checking crc32fast v1.4.2
[INFO] [stderr]     Checking miniz_oxide v0.8.5
[INFO] [stderr]     Checking fdeflate v0.3.7
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling crc32c v0.6.8
[INFO] [stderr]     Checking flate2 v1.1.0
[INFO] [stderr]     Checking pngenc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: couldn't create a temp dir: No space left on device (os error 28) at path "/opt/rustwide/target/debug/deps/rmetacNvXg3"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `flate2` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "71859cbcf59a2e8985caf1c42a53577ccbf2f3ec04917bdc5c78da6caf0f0acb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71859cbcf59a2e8985caf1c42a53577ccbf2f3ec04917bdc5c78da6caf0f0acb", kill_on_drop: false }`
[INFO] [stdout] 71859cbcf59a2e8985caf1c42a53577ccbf2f3ec04917bdc5c78da6caf0f0acb