[INFO] fetching crate near-crypto 0.17.0...
[INFO] checking near-crypto-0.17.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate near-crypto 0.17.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate near-crypto 0.17.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate near-crypto 0.17.0
[INFO] finished tweaking crates.io crate near-crypto 0.17.0
[INFO] tweaked toml for crates.io crate near-crypto 0.17.0 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 103 packages
[INFO] [stderr]       Adding blake2 v0.9.2 (latest: v0.10.6)
[INFO] [stderr]       Adding block-buffer v0.9.0 (latest: v0.10.4)
[INFO] [stderr]       Adding borsh v0.10.3 (latest: v1.4.0)
[INFO] [stderr]       Adding borsh-derive v0.10.3 (latest: v1.4.0)
[INFO] [stderr]       Adding bs58 v0.4.0 (latest: v0.5.1)
[INFO] [stderr]       Adding cipher v0.2.5 (latest: v0.4.4)
[INFO] [stderr]       Adding convert_case v0.4.0 (latest: v0.6.0)
[INFO] [stderr]       Adding crypto-mac v0.8.0 (latest: v0.11.1)
[INFO] [stderr]       Adding curve25519-dalek v3.2.1 (latest: v4.1.2)
[INFO] [stderr]       Adding digest v0.9.0 (latest: v0.10.7)
[INFO] [stderr]       Adding ed25519 v1.5.3 (latest: v2.2.3)
[INFO] [stderr]       Adding ed25519-dalek v1.0.1 (latest: v2.1.1)
[INFO] [stderr]       Adding fixed-hash v0.7.0 (latest: v0.8.0)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding getrandom v0.1.16 (latest: v0.2.12)
[INFO] [stderr]       Adding hashbrown v0.13.2 (latest: v0.14.3)
[INFO] [stderr]       Adding hex-literal v0.2.2 (latest: v0.4.1)
[INFO] [stderr]       Adding linux-raw-sys v0.4.13 (latest: v0.6.4)
[INFO] [stderr]       Adding near-account-id v0.17.0 (latest: v1.0.0)
[INFO] [stderr]       Adding near-config-utils v0.17.0 (latest: v0.21.2)
[INFO] [stderr]       Adding near-stdx v0.17.0 (latest: v0.21.2)
[INFO] [stderr]       Adding primitive-types v0.10.1 (latest: v0.12.2)
[INFO] [stderr]       Adding proc-macro-crate v0.1.5 (latest: v3.1.0)
[INFO] [stderr]       Adding rand v0.7.3 (latest: v0.8.5)
[INFO] [stderr]       Adding rand_chacha v0.2.2 (latest: v0.3.1)
[INFO] [stderr]       Adding rand_core v0.5.1 (latest: v0.6.4)
[INFO] [stderr]       Adding rand_hc v0.2.0 (latest: v0.3.2)
[INFO] [stderr]       Adding secp256k1 v0.27.0 (latest: v0.29.0)
[INFO] [stderr]       Adding secp256k1-sys v0.8.1 (latest: v0.10.0)
[INFO] [stderr]       Adding sha2 v0.9.9 (latest: v0.10.8)
[INFO] [stderr]       Adding signature v1.6.4 (latest: v2.2.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding toml v0.5.11 (latest: v0.8.12)
[INFO] [stderr]       Adding wasi v0.9.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding zeroize v1.3.0 (latest: v1.7.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded json_comments v0.2.2
[INFO] [stderr]   Downloaded near-stdx v0.17.0
[INFO] [stderr]   Downloaded hex-literal-impl v0.2.3
[INFO] [stderr]   Downloaded c2-chacha v0.3.3
[INFO] [stderr]   Downloaded hex-literal v0.2.2
[INFO] [stderr]   Downloaded near-account-id v0.17.0
[INFO] [stderr]   Downloaded near-config-utils v0.17.0
[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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 40ab20d819709a10451d74d32afb03e8419e44e18de23a6e7ced84d7e9ea31b2
[INFO] running `Command { std: "docker" "start" "-a" "40ab20d819709a10451d74d32afb03e8419e44e18de23a6e7ced84d7e9ea31b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40ab20d819709a10451d74d32afb03e8419e44e18de23a6e7ced84d7e9ea31b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40ab20d819709a10451d74d32afb03e8419e44e18de23a6e7ced84d7e9ea31b2", kill_on_drop: false }`
[INFO] [stdout] 40ab20d819709a10451d74d32afb03e8419e44e18de23a6e7ced84d7e9ea31b2
[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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f9b4ed760d1ab950ebcd7f06e622dea6515d2a1f6758811472d87481f1158b9c
[INFO] running `Command { std: "docker" "start" "-a" "f9b4ed760d1ab950ebcd7f06e622dea6515d2a1f6758811472d87481f1158b9c", kill_on_drop: false }`
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling secp256k1-sys v0.8.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking signature v1.6.4
[INFO] [stderr]     Checking fixed-hash v0.7.0
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking json_comments v0.2.2
[INFO] [stderr]     Checking ed25519 v1.5.3
[INFO] [stderr]    Compiling hex-literal-impl v0.2.3
[INFO] [stderr]     Checking c2-chacha v0.3.3
[INFO] [stderr]     Checking bs58 v0.4.0
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking near-stdx v0.17.0
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking blake2 v0.9.2
[INFO] [stderr]     Checking hex-literal v0.2.2
[INFO] [stderr]     Checking zeroize v1.3.0
[INFO] [stderr]     Checking curve25519-dalek v3.2.1
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking near-config-utils v0.17.0
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking ed25519-dalek v1.0.1
[INFO] [stderr]     Checking uint v0.9.5
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]     Checking primitive-types v0.10.1
[INFO] [stderr]     Checking secp256k1 v0.27.0
[INFO] [stderr]    Compiling borsh-schema-derive-internal v0.10.3
[INFO] [stderr]    Compiling borsh-derive-internal v0.10.3
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling borsh-derive v0.10.3
[INFO] [stderr]     Checking borsh v0.10.3
[INFO] [stderr]     Checking near-account-id v0.17.0
[INFO] [stderr]     Checking near-crypto v0.17.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `AsRef` is imported redundantly
[INFO] [stdout]  --> src/signature.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::convert::AsRef;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `AsRef` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `bs58` is imported redundantly
[INFO] [stdout]  --> src/vrf.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use bs58;
[INFO] [stdout]   |     ^^^^ the item `bs58` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `AsRef` is imported redundantly
[INFO] [stdout]  --> src/signature.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::convert::AsRef;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `AsRef` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `bs58` is imported redundantly
[INFO] [stdout]  --> src/vrf.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use bs58;
[INFO] [stdout]   |     ^^^^ the item `bs58` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.89s
[INFO] running `Command { std: "docker" "inspect" "f9b4ed760d1ab950ebcd7f06e622dea6515d2a1f6758811472d87481f1158b9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9b4ed760d1ab950ebcd7f06e622dea6515d2a1f6758811472d87481f1158b9c", kill_on_drop: false }`
[INFO] [stdout] f9b4ed760d1ab950ebcd7f06e622dea6515d2a1f6758811472d87481f1158b9c