[INFO] fetching crate acacia_net 0.1.0...
[INFO] testing acacia_net-0.1.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate acacia_net 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate acacia_net 0.1.0
[INFO] finished tweaking crates.io crate acacia_net 0.1.0
[INFO] tweaked toml for crates.io crate acacia_net 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate acacia_net 0.1.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 31 packages to latest compatible versions
[INFO] [stderr]       Adding hematite-nbt v0.4.1 (available: v0.5.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hematite-nbt v0.4.1
[INFO] [stderr]   Downloaded flate2 v0.2.20
[INFO] [stderr]   Downloaded miniz-sys v0.1.12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cbd2ed5b2c9d7e6db12e1de78480d4bba7709d1d0b983d87f81b9c36a9de8525
[INFO] running `Command { std: "docker" "start" "-a" "cbd2ed5b2c9d7e6db12e1de78480d4bba7709d1d0b983d87f81b9c36a9de8525", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cbd2ed5b2c9d7e6db12e1de78480d4bba7709d1d0b983d87f81b9c36a9de8525", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbd2ed5b2c9d7e6db12e1de78480d4bba7709d1d0b983d87f81b9c36a9de8525", kill_on_drop: false }`
[INFO] [stdout] cbd2ed5b2c9d7e6db12e1de78480d4bba7709d1d0b983d87f81b9c36a9de8525
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d1047b4d6f1bd349e14e98fd87b60dc87d2aa5820aac933df2f6120bf13a496
[INFO] running `Command { std: "docker" "start" "-a" "9d1047b4d6f1bd349e14e98fd87b60dc87d2aa5820aac933df2f6120bf13a496", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling cesu8 v1.1.0
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling flate2 v0.2.20
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling hematite-nbt v0.4.1
[INFO] [stdout] error[E0433]: failed to resolve: could not find `export` in `serde`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/hematite-nbt-0.4.1/src/blob.rs:174:53
[INFO] [stdout]     |
[INFO] [stdout] 174 |     fn serialize<S>(&self, serializer: S) -> serde::export::Result<S::Ok, S::Error>
[INFO] [stdout]     |                                                     ^^^^^^ could not find `export` in `serde`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `export` in `serde`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/hematite-nbt-0.4.1/src/blob.rs:189:50
[INFO] [stdout]     |
[INFO] [stdout] 189 |     fn deserialize<D>(deserializer: D) -> serde::export::Result<Self, D::Error>
[INFO] [stdout]     |                                                  ^^^^^^ could not find `export` in `serde`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hematite-nbt` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "9d1047b4d6f1bd349e14e98fd87b60dc87d2aa5820aac933df2f6120bf13a496", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d1047b4d6f1bd349e14e98fd87b60dc87d2aa5820aac933df2f6120bf13a496", kill_on_drop: false }`
[INFO] [stdout] 9d1047b4d6f1bd349e14e98fd87b60dc87d2aa5820aac933df2f6120bf13a496