[INFO] fetching crate tetsy-trie-root 0.16.1...
[INFO] testing tetsy-trie-root-0.16.1 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[INFO] extracting crate tetsy-trie-root 0.16.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate tetsy-trie-root 0.16.1
[INFO] finished tweaking crates.io crate tetsy-trie-root 0.16.1
[INFO] tweaked toml for crates.io crate tetsy-trie-root 0.16.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tetsy-trie-root 0.16.1 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "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" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tetsy-hash-db v0.15.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 85597f1731b9035e22a148eb16831d67097db7af3466b3b545552f6d76f0b745
[INFO] running `Command { std: "docker" "start" "-a" "85597f1731b9035e22a148eb16831d67097db7af3466b3b545552f6d76f0b745", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85597f1731b9035e22a148eb16831d67097db7af3466b3b545552f6d76f0b745", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85597f1731b9035e22a148eb16831d67097db7af3466b3b545552f6d76f0b745", kill_on_drop: false }`
[INFO] [stdout] 85597f1731b9035e22a148eb16831d67097db7af3466b3b545552f6d76f0b745
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1262c696ca5106f4a83c3b0d74b99d29dfe7ea19f7b268869fce4d6435c020f
[INFO] running `Command { std: "docker" "start" "-a" "d1262c696ca5106f4a83c3b0d74b99d29dfe7ea19f7b268869fce4d6435c020f", kill_on_drop: false }`
[INFO] [stderr]    Compiling tetsy-hash-db v0.15.3
[INFO] [stderr]    Compiling tetsy-trie-root v0.16.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `VecDeque`
[INFO] [stdout]   --> src/lib.rs:29:39
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub use std::collections::{BTreeMap, VecDeque};
[INFO] [stdout]    |                                          ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "d1262c696ca5106f4a83c3b0d74b99d29dfe7ea19f7b268869fce4d6435c020f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1262c696ca5106f4a83c3b0d74b99d29dfe7ea19f7b268869fce4d6435c020f", kill_on_drop: false }`
[INFO] [stdout] d1262c696ca5106f4a83c3b0d74b99d29dfe7ea19f7b268869fce4d6435c020f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4beeadc5b37056df809435b82d5b3d187230842b2c1ccb79d43409b84b42191e
[INFO] running `Command { std: "docker" "start" "-a" "4beeadc5b37056df809435b82d5b3d187230842b2c1ccb79d43409b84b42191e", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `VecDeque`
[INFO] [stdout]   --> src/lib.rs:29:39
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub use std::collections::{BTreeMap, VecDeque};
[INFO] [stdout]    |                                          ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tetsy-trie-root v0.16.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `VecDeque`
[INFO] [stdout]   --> src/lib.rs:29:39
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub use std::collections::{BTreeMap, VecDeque};
[INFO] [stdout]    |                                          ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "4beeadc5b37056df809435b82d5b3d187230842b2c1ccb79d43409b84b42191e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4beeadc5b37056df809435b82d5b3d187230842b2c1ccb79d43409b84b42191e", kill_on_drop: false }`
[INFO] [stdout] 4beeadc5b37056df809435b82d5b3d187230842b2c1ccb79d43409b84b42191e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5116b9426a108b0a874dd0d1aa53dfc39f605b789bf1f0633713689cfa6243b5
[INFO] running `Command { std: "docker" "start" "-a" "5116b9426a108b0a874dd0d1aa53dfc39f605b789bf1f0633713689cfa6243b5", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `VecDeque`
[INFO] [stderr]   --> src/lib.rs:29:39
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub use std::collections::{BTreeMap, VecDeque};
[INFO] [stderr]    |                                          ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `tetsy-trie-root` (lib) generated 1 warning (run `cargo fix --lib -p tetsy-trie-root` to apply 1 suggestion)
[INFO] [stderr] warning: `tetsy-trie-root` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tetsy_trie_root-cca0b2c94b7ef9f3)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tetsy_trie_root
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - sec_tetsy_trie_root (line 213) ... ignored
[INFO] [stdout] test src/lib.rs - tetsy_trie_root (line 81) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5116b9426a108b0a874dd0d1aa53dfc39f605b789bf1f0633713689cfa6243b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5116b9426a108b0a874dd0d1aa53dfc39f605b789bf1f0633713689cfa6243b5", kill_on_drop: false }`
[INFO] [stdout] 5116b9426a108b0a874dd0d1aa53dfc39f605b789bf1f0633713689cfa6243b5