[INFO] fetching crate reference-trie-fun 100.29.1...
[INFO] checking reference-trie-fun-100.29.1 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate reference-trie-fun 100.29.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate reference-trie-fun 100.29.1
[INFO] finished tweaking crates.io crate reference-trie-fun 100.29.1
[INFO] tweaked toml for crates.io crate reference-trie-fun 100.29.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate reference-trie-fun 100.29.1 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 103 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.5.1 (available: v0.6.0)
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[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3a1d1895d359796aaf2eb2c0af4bd8cee8943af97578b4551dd404b95cb3effb
[INFO] running `Command { std: "docker" "start" "-a" "3a1d1895d359796aaf2eb2c0af4bd8cee8943af97578b4551dd404b95cb3effb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a1d1895d359796aaf2eb2c0af4bd8cee8943af97578b4551dd404b95cb3effb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a1d1895d359796aaf2eb2c0af4bd8cee8943af97578b4551dd404b95cb3effb", kill_on_drop: false }`
[INFO] [stdout] 3a1d1895d359796aaf2eb2c0af4bd8cee8943af97578b4551dd404b95cb3effb
[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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c609a48164ba3374c4ca2a8021d0ae41cea411b20bcb8108031f9fe2fba519d1
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[INFO] [stderr]    Compiling crunchy v0.2.4
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[INFO] [stderr]    Compiling proc-macro-crate v3.3.0
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[INFO] [stderr]     Checking reference-trie-fun v100.29.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `trie_bench`
[INFO] [stdout]   --> benches/bench.rs:21:2
[INFO] [stdout]    |
[INFO] [stdout] 21 |     trie_bench::standard_benchmark::<
[INFO] [stdout]    |     ^^^^^^^^^^ use of unresolved module or unlinked crate `trie_bench`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `trie_bench`, use `cargo add trie_bench` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `reference-trie-fun` (bench "bench") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: struct `AssertTrieDBRawIteratorIsSendAndSync` is never constructed
[INFO] [stdout]     --> src/lib.rs:1177:10
[INFO] [stdout]      |
[INFO] [stdout] 1177 |         struct AssertTrieDBRawIteratorIsSendAndSync
[INFO] [stdout]      |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c609a48164ba3374c4ca2a8021d0ae41cea411b20bcb8108031f9fe2fba519d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c609a48164ba3374c4ca2a8021d0ae41cea411b20bcb8108031f9fe2fba519d1", kill_on_drop: false }`
[INFO] [stdout] c609a48164ba3374c4ca2a8021d0ae41cea411b20bcb8108031f9fe2fba519d1