[INFO] cloning repository https://github.com/iupiew/bip39-gen
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iupiew/bip39-gen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiupiew%2Fbip39-gen", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiupiew%2Fbip39-gen'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8a3d4ff5c9378e115a9f03fb2c8abf22639a935f
[INFO] checking iupiew/bip39-gen against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiupiew%2Fbip39-gen" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/iupiew/bip39-gen 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 git repo https://github.com/iupiew/bip39-gen
[INFO] finished tweaking git repo https://github.com/iupiew/bip39-gen
[INFO] tweaked toml for git repo https://github.com/iupiew/bip39-gen written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/iupiew/bip39-gen already has a lockfile, it will not be regenerated
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 64407bdc7f691fca020db7de816948f7cbebe39b4e1ef4ebbaf1554da68cb348
[INFO] running `Command { std: "docker" "start" "-a" "64407bdc7f691fca020db7de816948f7cbebe39b4e1ef4ebbaf1554da68cb348", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64407bdc7f691fca020db7de816948f7cbebe39b4e1ef4ebbaf1554da68cb348", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64407bdc7f691fca020db7de816948f7cbebe39b4e1ef4ebbaf1554da68cb348", kill_on_drop: false }`
[INFO] [stdout] 64407bdc7f691fca020db7de816948f7cbebe39b4e1ef4ebbaf1554da68cb348
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] d8a8ff878afc7b01f3403ca0f3f37044694a5b32ac98277fb0f6d37e686f9478
[INFO] running `Command { std: "docker" "start" "-a" "d8a8ff878afc7b01f3403ca0f3f37044694a5b32ac98277fb0f6d37e686f9478", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]    Compiling thiserror v1.0.57
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling anyhow v1.0.80
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.50
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking pbkdf2 v0.11.0
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]     Checking tiny-bip39 v1.0.0
[INFO] [stderr]     Checking bip39-gen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.93s
[INFO] running `Command { std: "docker" "inspect" "d8a8ff878afc7b01f3403ca0f3f37044694a5b32ac98277fb0f6d37e686f9478", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8a8ff878afc7b01f3403ca0f3f37044694a5b32ac98277fb0f6d37e686f9478", kill_on_drop: false }`
[INFO] [stdout] d8a8ff878afc7b01f3403ca0f3f37044694a5b32ac98277fb0f6d37e686f9478
[INFO] checking iupiew/bip39-gen against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiupiew%2Fbip39-gen" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/iupiew/bip39-gen on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/iupiew/bip39-gen
[INFO] finished tweaking git repo https://github.com/iupiew/bip39-gen
[INFO] tweaked toml for git repo https://github.com/iupiew/bip39-gen written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/iupiew/bip39-gen already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 27ce28535d340f9a7f571ca6d8f67a9a5bb2fc85d52489cc75a3ca2c4c46daa3
[INFO] running `Command { std: "docker" "start" "-a" "27ce28535d340f9a7f571ca6d8f67a9a5bb2fc85d52489cc75a3ca2c4c46daa3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27ce28535d340f9a7f571ca6d8f67a9a5bb2fc85d52489cc75a3ca2c4c46daa3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27ce28535d340f9a7f571ca6d8f67a9a5bb2fc85d52489cc75a3ca2c4c46daa3", kill_on_drop: false }`
[INFO] [stdout] 27ce28535d340f9a7f571ca6d8f67a9a5bb2fc85d52489cc75a3ca2c4c46daa3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a7824a9d6938deb10df03f40b302d23e1f893dfb06e56abc3aea326caad2d4e
[INFO] running `Command { std: "docker" "start" "-a" "7a7824a9d6938deb10df03f40b302d23e1f893dfb06e56abc3aea326caad2d4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling anyhow v1.0.80
[INFO] [stderr]    Compiling thiserror v1.0.57
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.50
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking pbkdf2 v0.11.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]     Checking tiny-bip39 v1.0.0
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/tiny-bip39-1.0.0/src/mnemonic.rs:215:13
[INFO] [stdout]     |
[INFO] [stdout] 215 |             Err(ErrorKind::InvalidChecksum)?;
[INFO] [stdout]     |             ^^^ cannot infer type of the type parameter `T` declared on the enum `Result`
[INFO] [stdout]     |
[INFO] [stdout] help: consider specifying the generic arguments
[INFO] [stdout]     |
[INFO] [stdout] 215 |             Err::<T, error::ErrorKind>(ErrorKind::InvalidChecksum)?;
[INFO] [stdout]     |                +++++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tiny-bip39` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "7a7824a9d6938deb10df03f40b302d23e1f893dfb06e56abc3aea326caad2d4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a7824a9d6938deb10df03f40b302d23e1f893dfb06e56abc3aea326caad2d4e", kill_on_drop: false }`
[INFO] [stdout] 7a7824a9d6938deb10df03f40b302d23e1f893dfb06e56abc3aea326caad2d4e