[INFO] fetching crate trie-db 0.23.1...
[INFO] testing trie-db-0.23.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate trie-db 0.23.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate trie-db 0.23.1 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate trie-db 0.23.1
[INFO] finished tweaking crates.io crate trie-db 0.23.1
[INFO] tweaked toml for crates.io crate trie-db 0.23.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5c50cbcd7f101d893d6b7f84236854980881dc4245e6814a58ff4ebf351c4064
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5c50cbcd7f101d893d6b7f84236854980881dc4245e6814a58ff4ebf351c4064", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c50cbcd7f101d893d6b7f84236854980881dc4245e6814a58ff4ebf351c4064", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c50cbcd7f101d893d6b7f84236854980881dc4245e6814a58ff4ebf351c4064", kill_on_drop: false }`
[INFO] [stdout] 5c50cbcd7f101d893d6b7f84236854980881dc4245e6814a58ff4ebf351c4064
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96ee6dbed51976c32fb1fbb98621f09b5c4fed2aeb3bdf9b8f5d8dc148b315dc
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "96ee6dbed51976c32fb1fbb98621f09b5c4fed2aeb3bdf9b8f5d8dc148b315dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-hex v2.1.0
[INFO] [stderr]    Compiling hashbrown v0.12.0
[INFO] [stderr]    Compiling trie-db v0.23.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `layout`
[INFO] [stdout]    --> src/lib.rs:309:2
[INFO] [stdout]     |
[INFO] [stdout] 309 |     layout: L,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `TrieFactory` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/lib.rs:306:19
[INFO] [stdout]     |
[INFO] [stdout] 306 | #[derive(Default, Clone)]
[INFO] [stdout]     |                   ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.58s
[INFO] running `Command { std: "docker" "inspect" "96ee6dbed51976c32fb1fbb98621f09b5c4fed2aeb3bdf9b8f5d8dc148b315dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96ee6dbed51976c32fb1fbb98621f09b5c4fed2aeb3bdf9b8f5d8dc148b315dc", kill_on_drop: false }`
[INFO] [stdout] 96ee6dbed51976c32fb1fbb98621f09b5c4fed2aeb3bdf9b8f5d8dc148b315dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43c84f149f3106adc722fea1ee2f4ed3a888b0683282b82f70127522d1b6acd8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "43c84f149f3106adc722fea1ee2f4ed3a888b0683282b82f70127522d1b6acd8", kill_on_drop: false }`
[INFO] [stderr]    Compiling trie-db v0.23.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `layout`
[INFO] [stdout]    --> src/lib.rs:309:2
[INFO] [stdout]     |
[INFO] [stdout] 309 |     layout: L,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `TrieFactory` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/lib.rs:306:19
[INFO] [stdout]     |
[INFO] [stdout] 306 | #[derive(Default, Clone)]
[INFO] [stdout]     |                   ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `layout`
[INFO] [stdout]    --> src/lib.rs:309:2
[INFO] [stdout]     |
[INFO] [stdout] 309 |     layout: L,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `TrieFactory` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/lib.rs:306:19
[INFO] [stdout]     |
[INFO] [stdout] 306 | #[derive(Default, Clone)]
[INFO] [stdout]     |                   ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.35s
[INFO] running `Command { std: "docker" "inspect" "43c84f149f3106adc722fea1ee2f4ed3a888b0683282b82f70127522d1b6acd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43c84f149f3106adc722fea1ee2f4ed3a888b0683282b82f70127522d1b6acd8", kill_on_drop: false }`
[INFO] [stdout] 43c84f149f3106adc722fea1ee2f4ed3a888b0683282b82f70127522d1b6acd8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ce96dd3ef66d738985ed62a34e981300dc44e24104e4585f0c422e5a06a2f3ce
[INFO] running `Command { std: "docker" "start" "-a" "ce96dd3ef66d738985ed62a34e981300dc44e24104e4585f0c422e5a06a2f3ce", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `layout`
[INFO] [stderr]    --> src/lib.rs:309:2
[INFO] [stderr]     |
[INFO] [stderr] 309 |     layout: L,
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] note: `TrieFactory` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    --> src/lib.rs:306:19
[INFO] [stderr]     |
[INFO] [stderr] 306 | #[derive(Default, Clone)]
[INFO] [stderr]     |                   ^^^^^
[INFO] [stderr]     = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `trie-db` (lib) generated 1 warning
[INFO] [stderr] warning: `trie-db` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/trie_db-385386bb44c4d347)
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[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::nibblevec::tests::append_partial ... ok
[INFO] [stdout] test nibble::nibblevec::tests::drop_lasts_test ... ok
[INFO] [stdout] test nibble::nibblevec::tests::push_pop ... ok
[INFO] [stdout] test nibble::nibbleslice::tests::shared ... ok
[INFO] [stdout] test triedbmut::tests::combine_test ... ok
[INFO] [stdout] test nibble::nibbleslice::tests::range_iter ... ok
[INFO] [stdout] test nibble::leftnibbleslice::tests::test_at ... ok
[INFO] [stdout] test nibble::leftnibbleslice::tests::test_len ... ok
[INFO] [stdout] test nibble::leftnibbleslice::tests::test_starts_with ... ok
[INFO] [stdout] test nibble::leftnibbleslice::tests::test_contains ... ok
[INFO] [stdout] test nibble::leftnibbleslice::tests::test_cmp ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests trie-db
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/triedb.rs - triedb::TrieDB (line 37) ... ignored
[INFO] [stdout] test src/triedbmut.rs - triedbmut::TrieDBMut (line 540) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ce96dd3ef66d738985ed62a34e981300dc44e24104e4585f0c422e5a06a2f3ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce96dd3ef66d738985ed62a34e981300dc44e24104e4585f0c422e5a06a2f3ce", kill_on_drop: false }`
[INFO] [stdout] ce96dd3ef66d738985ed62a34e981300dc44e24104e4585f0c422e5a06a2f3ce