[INFO] fetching crate iota-signing-preview 0.1.0...
[INFO] checking iota-signing-preview-0.1.0 against master#7b3a7819371cef92a187e9bac8f7810ccde15216 for pr-74846
[INFO] extracting crate iota-signing-preview 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate iota-signing-preview 0.1.0 on toolchain 7b3a7819371cef92a187e9bac8f7810ccde15216
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate iota-signing-preview 0.1.0
[INFO] finished tweaking crates.io crate iota-signing-preview 0.1.0
[INFO] tweaked toml for crates.io crate iota-signing-preview 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1d96067f31389c7c7d4f358170d925f249f6845afb8aaa5f5d962ab7eaca5ad3
[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" "1d96067f31389c7c7d4f358170d925f249f6845afb8aaa5f5d962ab7eaca5ad3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d96067f31389c7c7d4f358170d925f249f6845afb8aaa5f5d962ab7eaca5ad3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d96067f31389c7c7d4f358170d925f249f6845afb8aaa5f5d962ab7eaca5ad3", kill_on_drop: false }`
[INFO] [stdout] 1d96067f31389c7c7d4f358170d925f249f6845afb8aaa5f5d962ab7eaca5ad3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 161eda26db2e790d38335e974e7e723de512e4bfc5cbba7796e66552dbfcdd4f
[INFO] running `Command { std: "docker" "start" "-a" "161eda26db2e790d38335e974e7e723de512e4bfc5cbba7796e66552dbfcdd4f", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking libc v0.2.74
[INFO] [stderr]     Checking tiny-keccak v2.0.2
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]     Checking iota-common-preview v0.1.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling zeroize_derive v1.0.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking zeroize v1.1.0
[INFO] [stderr]     Checking iota-ternary-preview v0.1.0
[INFO] [stderr]     Checking curve25519-dalek v2.1.0
[INFO] [stderr]     Checking tiny-bip39 v0.7.3
[INFO] [stderr]     Checking iota-crypto-preview v0.1.0
[INFO] [stderr]     Checking ed25519-dalek v1.0.0-pre.4
[INFO] [stderr]     Checking iota-signing-preview v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'iota_ternary_preview::TritBuf::<T>::from_i8_unchecked'
[INFO] [stdout]   --> src/iota_seed.rs:39:19
[INFO] [stdout]    |
[INFO] [stdout] 39 |             seed: TritBuf::from_i8_unchecked(&seed),
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'iota_ternary_preview::TritBuf::<T>::from_i8_unchecked'
[INFO] [stdout]   --> src/iota_seed.rs:39:19
[INFO] [stdout]    |
[INFO] [stdout] 39 |             seed: TritBuf::from_i8_unchecked(&seed),
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.29s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "161eda26db2e790d38335e974e7e723de512e4bfc5cbba7796e66552dbfcdd4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "161eda26db2e790d38335e974e7e723de512e4bfc5cbba7796e66552dbfcdd4f", kill_on_drop: false }`
[INFO] [stdout] 161eda26db2e790d38335e974e7e723de512e4bfc5cbba7796e66552dbfcdd4f