[INFO] fetching crate ergo-nipopow 0.14.1...
[INFO] checking ergo-nipopow-0.14.1 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate ergo-nipopow 0.14.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate ergo-nipopow 0.14.1 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ergo-nipopow 0.14.1
[INFO] finished tweaking crates.io crate ergo-nipopow 0.14.1
[INFO] tweaked toml for crates.io crate ergo-nipopow 0.14.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proptest v1.0.0
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c1d48717868a77615403a59c45e75bf29dffb3d03555c8404397d235a37be69a
[INFO] running `Command { std: "docker" "start" "-a" "c1d48717868a77615403a59c45e75bf29dffb3d03555c8404397d235a37be69a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1d48717868a77615403a59c45e75bf29dffb3d03555c8404397d235a37be69a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1d48717868a77615403a59c45e75bf29dffb3d03555c8404397d235a37be69a", kill_on_drop: false }`
[INFO] [stdout] c1d48717868a77615403a59c45e75bf29dffb3d03555c8404397d235a37be69a
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f470f2b948b65368eaba5bc90bf84611201e2585950be285e8d567892fd49fad
[INFO] running `Command { std: "docker" "start" "-a" "f470f2b948b65368eaba5bc90bf84611201e2585950be285e8d567892fd49fad", kill_on_drop: false }`
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]     Checking const-oid v0.9.6
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]     Checking is-terminal v0.4.12
[INFO] [stderr]     Checking ff v0.13.0
[INFO] [stderr]     Checking ff v0.12.1
[INFO] [stderr]     Checking bounded-vec v0.7.1
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking base16ct v0.1.1
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking base16 v0.2.1
[INFO] [stderr]     Checking unicode-linebreak v0.1.5
[INFO] [stderr]     Checking group v0.12.1
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking smawk v0.3.2
[INFO] [stderr]     Checking group v0.13.0
[INFO] [stderr]     Checking is_ci v1.2.0
[INFO] [stderr]    Compiling unicode-segmentation v1.11.0
[INFO] [stderr]     Checking der v0.7.8
[INFO] [stderr]     Checking der v0.6.1
[INFO] [stderr]     Checking supports-color v2.1.0
[INFO] [stderr]     Checking supports-hyperlinks v2.1.0
[INFO] [stderr]     Checking supports-unicode v2.1.0
[INFO] [stderr]     Checking textwrap v0.15.2
[INFO] [stderr]    Compiling miette-derive v5.10.0
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking owo-colors v3.5.0
[INFO] [stderr]    Compiling serde_repr v0.1.18
[INFO] [stderr]     Checking strum v0.21.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking bs58 v0.4.0
[INFO] [stderr]     Checking bounded-integer v0.5.7
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking crypto-bigint v0.5.5
[INFO] [stderr]     Checking crypto-bigint v0.4.9
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking signature v2.2.0
[INFO] [stderr]     Checking rfc6979 v0.4.0
[INFO] [stderr]     Checking blake2 v0.10.6
[INFO] [stderr]     Checking sigma-util v0.14.0
[INFO] [stderr]     Checking spki v0.7.3
[INFO] [stderr]     Checking sec1 v0.7.3
[INFO] [stderr]     Checking elliptic-curve v0.12.3
[INFO] [stderr]     Checking pkcs8 v0.10.2
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.5
[INFO] [stderr]     Checking num-iter v0.1.44
[INFO] [stderr]     Checking elliptic-curve v0.13.8
[INFO] [stderr]     Checking sigma-ser v0.15.0
[INFO] [stderr]     Checking ecdsa v0.16.9
[INFO] [stderr]     Checking backtrace v0.3.69
[INFO] [stderr]     Checking k256 v0.13.3
[INFO] [stderr]     Checking num-rational v0.4.1
[INFO] [stderr]     Checking backtrace-ext v0.2.1
[INFO] [stderr]     Checking miette v5.10.0
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]    Compiling darling_core v0.13.4
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.2.2
[INFO] [stderr]    Compiling strum_macros v0.21.1
[INFO] [stderr]    Compiling darling_macro v0.13.4
[INFO] [stderr]     Checking num256 v0.3.5
[INFO] [stderr]    Compiling darling v0.13.4
[INFO] [stderr]    Compiling serde_with_macros v1.5.2
[INFO] [stderr]     Checking serde_with v1.14.0
[INFO] [stderr]     Checking ergo-chain-types v0.14.1
[INFO] [stderr]     Checking ergotree-ir v0.27.1
[INFO] [stderr]     Checking ergo-merkle-tree v0.14.1
[INFO] [stderr]     Checking ergo-nipopow v0.14.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: the item `TryInto` is imported redundantly
[INFO] [stdout]   --> src/nipopow_algos.rs:5:5
[INFO] [stdout]    |
[INFO] [stdout] 5  | use std::convert::TryInto;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/prelude/mod.rs:129:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `TryInto` is already defined here
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | #![deny(unused_imports)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: the item `TryInto` is imported redundantly
[INFO] [stdout]   --> src/nipopow_algos.rs:5:5
[INFO] [stdout]    |
[INFO] [stdout] 5  | use std::convert::TryInto;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/b0696a5160711c068cb1f01b7437db7990d15750/library/std/src/prelude/mod.rs:129:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `TryInto` is already defined here
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | #![deny(unused_imports)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ergo-nipopow` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ergo-nipopow` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "f470f2b948b65368eaba5bc90bf84611201e2585950be285e8d567892fd49fad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f470f2b948b65368eaba5bc90bf84611201e2585950be285e8d567892fd49fad", kill_on_drop: false }`
[INFO] [stdout] f470f2b948b65368eaba5bc90bf84611201e2585950be285e8d567892fd49fad
