[INFO] fetching crate refloctopus 0.0.1...
[INFO] building refloctopus-0.0.1 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate refloctopus 0.0.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate refloctopus 0.0.1
[INFO] finished tweaking crates.io crate refloctopus 0.0.1
[INFO] tweaked toml for crates.io crate refloctopus 0.0.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate refloctopus 0.0.1 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 66 packages to latest compatible versions
[INFO] [stderr]       Adding erased-serde v0.3.31 (available: v0.4.8)
[INFO] [stderr]       Adding memoffset v0.6.5 (available: v0.9.1)
[INFO] [stderr]       Adding proptest v0.10.1 (available: v1.8.0)
[INFO] [stderr]       Adding proptest-derive v0.2.0 (available: v0.6.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded slice-dst v1.6.0
[INFO] [stderr]   Downloaded erasable v1.3.0
[INFO] [stderr]   Downloaded proptest-derive v0.2.0
[INFO] [stderr]   Downloaded rand_xorshift v0.2.0
[INFO] [stderr]   Downloaded proptest v0.10.1
[INFO] [stderr]   Downloaded refloctopus-derive v0.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e6a54d8346e42926ad9f426e6e4b8e93f7d931a2ce0f1e3949570060a73f98d6
[INFO] running `Command { std: "docker" "start" "-a" "e6a54d8346e42926ad9f426e6e4b8e93f7d931a2ce0f1e3949570060a73f98d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e6a54d8346e42926ad9f426e6e4b8e93f7d931a2ce0f1e3949570060a73f98d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6a54d8346e42926ad9f426e6e4b8e93f7d931a2ce0f1e3949570060a73f98d6", kill_on_drop: false }`
[INFO] [stdout] e6a54d8346e42926ad9f426e6e4b8e93f7d931a2ce0f1e3949570060a73f98d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb982d2e53f2d390fdea1af233eba9f9ab7c850bb87288e5f5daf4da02742d73
[INFO] running `Command { std: "docker" "start" "-a" "bb982d2e53f2d390fdea1af233eba9f9ab7c850bb87288e5f5daf4da02742d73", kill_on_drop: false }`
[INFO] [stderr]    Compiling erasable v1.3.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling slice-dst v1.6.0
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling erased-serde v0.3.31
[INFO] [stderr]    Compiling refloctopus-derive v0.0.1
[INFO] [stdout] error[E0599]: no variant or associated item named `__Nonexhaustive` found for enum `syn::Type` in the current scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/refloctopus-derive-0.0.1/src/lib.rs:210:24
[INFO] [stdout]     |
[INFO] [stdout] 210 |             syn::Type::__Nonexhaustive => unreachable!(),
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^ variant or associated item not found in `syn::Type`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `refloctopus-derive` (lib) due to 1 previous error
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bb982d2e53f2d390fdea1af233eba9f9ab7c850bb87288e5f5daf4da02742d73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb982d2e53f2d390fdea1af233eba9f9ab7c850bb87288e5f5daf4da02742d73", kill_on_drop: false }`
[INFO] [stdout] bb982d2e53f2d390fdea1af233eba9f9ab7c850bb87288e5f5daf4da02742d73