[INFO] fetching crate trie-db 0.31.0...
[INFO] testing trie-db-0.31.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate trie-db 0.31.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate trie-db 0.31.0
[INFO] finished tweaking crates.io crate trie-db 0.31.0
[INFO] tweaked toml for crates.io crate trie-db 0.31.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate trie-db 0.31.0 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] crate crates.io crate trie-db 0.31.0 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 917bdc39e5272bef413d171b9f7d9567ec786d0e1a9efe590416cb3d29abc2a1
[INFO] running `Command { std: "docker" "start" "-a" "917bdc39e5272bef413d171b9f7d9567ec786d0e1a9efe590416cb3d29abc2a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "917bdc39e5272bef413d171b9f7d9567ec786d0e1a9efe590416cb3d29abc2a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "917bdc39e5272bef413d171b9f7d9567ec786d0e1a9efe590416cb3d29abc2a1", kill_on_drop: false }`
[INFO] [stdout] 917bdc39e5272bef413d171b9f7d9567ec786d0e1a9efe590416cb3d29abc2a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 08362a32ecf064e4b30860071baccbed3143697244a3101e116c5382a563ffee
[INFO] running `Command { std: "docker" "start" "-a" "08362a32ecf064e4b30860071baccbed3143697244a3101e116c5382a563ffee", kill_on_drop: false }`
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling rustc-hex v2.1.0
[INFO] [stderr]    Compiling hash-db v0.16.0
[INFO] [stderr]    Compiling trie-db v0.31.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.28s
[INFO] running `Command { std: "docker" "inspect" "08362a32ecf064e4b30860071baccbed3143697244a3101e116c5382a563ffee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08362a32ecf064e4b30860071baccbed3143697244a3101e116c5382a563ffee", kill_on_drop: false }`
[INFO] [stdout] 08362a32ecf064e4b30860071baccbed3143697244a3101e116c5382a563ffee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] e00fa21cda6d8f3f981a96922df32490376885bcb8fd66b6caf905980168033c
[INFO] running `Command { std: "docker" "start" "-a" "e00fa21cda6d8f3f981a96922df32490376885bcb8fd66b6caf905980168033c", kill_on_drop: false }`
[INFO] [stderr]    Compiling trie-db v0.31.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.81s
[INFO] running `Command { std: "docker" "inspect" "e00fa21cda6d8f3f981a96922df32490376885bcb8fd66b6caf905980168033c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e00fa21cda6d8f3f981a96922df32490376885bcb8fd66b6caf905980168033c", kill_on_drop: false }`
[INFO] [stdout] e00fa21cda6d8f3f981a96922df32490376885bcb8fd66b6caf905980168033c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 0fbba88d9a9c12fb8cbcb274487e686bffd3bc2b3a15f7046655e635f4bc30bb
[INFO] running `Command { std: "docker" "start" "-a" "0fbba88d9a9c12fb8cbcb274487e686bffd3bc2b3a15f7046655e635f4bc30bb", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/trie_db-b3880f6ee54a78e4)
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test nibble::leftnibbleslice::tests::test_at ... ok
[INFO] [stdout] test nibble::leftnibbleslice::tests::test_cmp ... ok
[INFO] [stdout] test nibble::leftnibbleslice::tests::test_contains ... ok
[INFO] [stdout] test nibble::leftnibbleslice::tests::test_len ... ok
[INFO] [stdout] test nibble::leftnibbleslice::tests::test_starts_with ... ok
[INFO] [stdout] test nibble::nibbleslice::tests::basics ... ok
[INFO] [stdout] test nibble::nibbleslice::tests::compare ... ok
[INFO] [stdout] test nibble::nibbleslice::tests::encoded_pre ... ok
[INFO] [stdout] test nibble::nibbleslice::tests::from_encoded_pre ... ok
[INFO] [stdout] test nibble::nibbleslice::tests::iterator ... ok
[INFO] [stdout] test nibble::nibbleslice::tests::mid ... ok
[INFO] [stdout] test nibble::nibbleslice::tests::range_iter ... ok
[INFO] [stdout] test nibble::nibbleslice::tests::shared ... ok
[INFO] [stdout] test nibble::nibblevec::tests::append_partial ... ok
[INFO] [stdout] test nibble::tests::nibble_vec_size ... ok
[INFO] [stdout] test triedbmut::tests::combine_test ... ok
[INFO] [stdout] test nibble::nibblevec::tests::drop_lasts_test ... ok
[INFO] [stdout] test nibble::nibblevec::tests::push_pop ... ok
[INFO] [stderr]    Doc-tests trie_db
[INFO] [stdout] test nibble::nibblevec::tests::right_iter_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/triedb.rs - triedb::TrieDB (line 108) ... ignored
[INFO] [stdout] test src/triedbmut.rs - triedbmut::TrieDBMut (line 743) ... 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" "0fbba88d9a9c12fb8cbcb274487e686bffd3bc2b3a15f7046655e635f4bc30bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fbba88d9a9c12fb8cbcb274487e686bffd3bc2b3a15f7046655e635f4bc30bb", kill_on_drop: false }`
[INFO] [stdout] 0fbba88d9a9c12fb8cbcb274487e686bffd3bc2b3a15f7046655e635f4bc30bb