[INFO] fetching crate graph_mvcc 0.2.0...
[INFO] checking graph_mvcc-0.2.0 against try#149edce6c6ee840adb602803b96d083101ef3592 for pr-133502-16
[INFO] extracting crate graph_mvcc 0.2.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate graph_mvcc 0.2.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate graph_mvcc 0.2.0
[INFO] tweaked toml for crates.io crate graph_mvcc 0.2.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate graph_mvcc 0.2.0 on toolchain 149edce6c6ee840adb602803b96d083101ef3592
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+149edce6c6ee840adb602803b96d083101ef3592" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate graph_mvcc 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+149edce6c6ee840adb602803b96d083101ef3592" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+149edce6c6ee840adb602803b96d083101ef3592" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b6449adfed8890480b65fd9f9d2ca199ca5d7ea7a9e7cc55e1f52a9edd539a3c
[INFO] running `Command { std: "docker" "start" "-a" "b6449adfed8890480b65fd9f9d2ca199ca5d7ea7a9e7cc55e1f52a9edd539a3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6449adfed8890480b65fd9f9d2ca199ca5d7ea7a9e7cc55e1f52a9edd539a3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6449adfed8890480b65fd9f9d2ca199ca5d7ea7a9e7cc55e1f52a9edd539a3c", kill_on_drop: false }`
[INFO] [stdout] b6449adfed8890480b65fd9f9d2ca199ca5d7ea7a9e7cc55e1f52a9edd539a3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+149edce6c6ee840adb602803b96d083101ef3592" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 257e8294ec356f5e01002f0928a5a3f240d46e7704a718b11804324083133ab3
[INFO] running `Command { std: "docker" "start" "-a" "257e8294ec356f5e01002f0928a5a3f240d46e7704a718b11804324083133ab3", kill_on_drop: false }`
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[INFO] [stdout] warning: variants `Road` and `Rail` are never constructed
[INFO] [stdout]   --> examples/transportation_network.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | enum EdgeType {
[INFO] [stdout]    |      -------- variants in this enum
[INFO] [stdout] 13 |     Road,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 14 |     Rail, 
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `EdgeType` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 40.01s
[INFO] running `Command { std: "docker" "inspect" "257e8294ec356f5e01002f0928a5a3f240d46e7704a718b11804324083133ab3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "257e8294ec356f5e01002f0928a5a3f240d46e7704a718b11804324083133ab3", kill_on_drop: false }`
[INFO] [stdout] 257e8294ec356f5e01002f0928a5a3f240d46e7704a718b11804324083133ab3