[INFO] fetching crate trie-db 0.22.1...
[INFO] testing trie-db-0.22.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate trie-db 0.22.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate trie-db 0.22.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate trie-db 0.22.1
[INFO] finished tweaking crates.io crate trie-db 0.22.1
[INFO] tweaked toml for crates.io crate trie-db 0.22.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded reference-trie v0.22.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] de891356f11a69093e4303c960e9129c6884a41fccabd5a275e718c6f69d4338
[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" "de891356f11a69093e4303c960e9129c6884a41fccabd5a275e718c6f69d4338", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de891356f11a69093e4303c960e9129c6884a41fccabd5a275e718c6f69d4338", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de891356f11a69093e4303c960e9129c6884a41fccabd5a275e718c6f69d4338", kill_on_drop: false }`
[INFO] [stdout] de891356f11a69093e4303c960e9129c6884a41fccabd5a275e718c6f69d4338
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27a863f8acfc9022afdb76054e3b116a45232b146c803e72a74192747376c544
[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" "27a863f8acfc9022afdb76054e3b116a45232b146c803e72a74192747376c544", kill_on_drop: false }`
[INFO] [stderr]    Compiling trie-db v0.22.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.73s
[INFO] running `Command { std: "docker" "inspect" "27a863f8acfc9022afdb76054e3b116a45232b146c803e72a74192747376c544", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27a863f8acfc9022afdb76054e3b116a45232b146c803e72a74192747376c544", kill_on_drop: false }`
[INFO] [stdout] 27a863f8acfc9022afdb76054e3b116a45232b146c803e72a74192747376c544
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed4171206e7f58915f6aac4f2018a5883a49de8ef9c3216eb0bdd4d61a97b4a7
[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" "ed4171206e7f58915f6aac4f2018a5883a49de8ef9c3216eb0bdd4d61a97b4a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling parity-util-mem v0.7.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling bitvec v0.17.4
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling hash256-std-hasher v0.15.2
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling trie-db v0.22.1
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.1.3
[INFO] [stderr]    Compiling plotters v0.2.15
[INFO] [stderr]    Compiling parity-scale-codec-derive v1.2.2
[INFO] [stderr]    Compiling tinytemplate v1.2.0
[INFO] [stderr]    Compiling parity-util-mem-derive v0.1.0
[INFO] [stderr]    Compiling bstr v0.2.14
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling keccak-hasher v0.15.3
[INFO] [stderr]    Compiling trie-standardmap v0.15.2
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling csv v1.1.5
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling parity-scale-codec v1.3.5
[INFO] [stderr]    Compiling memory-db v0.24.1
[INFO] [stderr]    Compiling reference-trie v0.22.0
[INFO] [stdout] error[E0277]: `TrieDB<'_, ExtensionLayout>` doesn't implement `Debug`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/reference-trie-0.22.0/src/lib.rs:940:21
[INFO] [stdout]     |
[INFO] [stdout] 940 |             println!("{:?}", t);
[INFO] [stdout]     |                              ^ `TrieDB<'_, ExtensionLayout>` cannot be formatted using `{:?}` because it doesn't implement `Debug`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Debug` is not implemented for `TrieDB<'_, ExtensionLayout>`
[INFO] [stdout]     = note: required by `std::fmt::Debug::fmt`
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `TrieDB<'_, ExtensionLayout>` doesn't implement `Debug`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/reference-trie-0.22.0/src/lib.rs:948:21
[INFO] [stdout]     |
[INFO] [stdout] 948 |             println!("{:?}", t);
[INFO] [stdout]     |                              ^ `TrieDB<'_, ExtensionLayout>` cannot be formatted using `{:?}` because it doesn't implement `Debug`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Debug` is not implemented for `TrieDB<'_, ExtensionLayout>`
[INFO] [stdout]     = note: required by `std::fmt::Debug::fmt`
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `TrieDB<'_, GenericNoExtensionLayout<KeccakHasher>>` doesn't implement `Debug`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/reference-trie-0.22.0/src/lib.rs:1098:21
[INFO] [stdout]      |
[INFO] [stdout] 1098 |             println!("{:?}", t);
[INFO] [stdout]      |                              ^ `TrieDB<'_, GenericNoExtensionLayout<KeccakHasher>>` cannot be formatted using `{:?}` because it doesn't implement `Debug`
[INFO] [stdout]      |
[INFO] [stdout]      = help: the trait `Debug` is not implemented for `TrieDB<'_, GenericNoExtensionLayout<KeccakHasher>>`
[INFO] [stdout]      = note: required by `std::fmt::Debug::fmt`
[INFO] [stdout]      = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `TrieDB<'_, GenericNoExtensionLayout<KeccakHasher>>` doesn't implement `Debug`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/reference-trie-0.22.0/src/lib.rs:1106:21
[INFO] [stdout]      |
[INFO] [stdout] 1106 |             println!("{:?}", t);
[INFO] [stdout]      |                              ^ `TrieDB<'_, GenericNoExtensionLayout<KeccakHasher>>` cannot be formatted using `{:?}` because it doesn't implement `Debug`
[INFO] [stdout]      |
[INFO] [stdout]      = help: the trait `Debug` is not implemented for `TrieDB<'_, GenericNoExtensionLayout<KeccakHasher>>`
[INFO] [stdout]      = note: required by `std::fmt::Debug::fmt`
[INFO] [stdout]      = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `TrieDB<'_, GenericNoExtensionLayout<KeccakHasher>>` doesn't implement `Debug`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/reference-trie-0.22.0/src/lib.rs:1143:21
[INFO] [stdout]      |
[INFO] [stdout] 1143 |             println!("{:?}", t);
[INFO] [stdout]      |                              ^ `TrieDB<'_, GenericNoExtensionLayout<KeccakHasher>>` cannot be formatted using `{:?}` because it doesn't implement `Debug`
[INFO] [stdout]      |
[INFO] [stdout]      = help: the trait `Debug` is not implemented for `TrieDB<'_, GenericNoExtensionLayout<KeccakHasher>>`
[INFO] [stdout]      = note: required by `std::fmt::Debug::fmt`
[INFO] [stdout]      = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: `TrieDB<'_, GenericNoExtensionLayout<KeccakHasher>>` doesn't implement `Debug`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/reference-trie-0.22.0/src/lib.rs:1151:21
[INFO] [stdout]      |
[INFO] [stdout] 1151 |             println!("{:?}", t);
[INFO] [stdout]      |                              ^ `TrieDB<'_, GenericNoExtensionLayout<KeccakHasher>>` cannot be formatted using `{:?}` because it doesn't implement `Debug`
[INFO] [stdout]      |
[INFO] [stdout]      = help: the trait `Debug` is not implemented for `TrieDB<'_, GenericNoExtensionLayout<KeccakHasher>>`
[INFO] [stdout]      = note: required by `std::fmt::Debug::fmt`
[INFO] [stdout]      = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `reference-trie`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "ed4171206e7f58915f6aac4f2018a5883a49de8ef9c3216eb0bdd4d61a97b4a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed4171206e7f58915f6aac4f2018a5883a49de8ef9c3216eb0bdd4d61a97b4a7", kill_on_drop: false }`
[INFO] [stdout] ed4171206e7f58915f6aac4f2018a5883a49de8ef9c3216eb0bdd4d61a97b4a7