[INFO] cloning repository https://github.com/ezragoss/chain-implementation
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ezragoss/chain-implementation" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fezragoss%2Fchain-implementation", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fezragoss%2Fchain-implementation'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 84b2be78343bd3dbed9946a324219e5883e90589
[INFO] testing ezragoss/chain-implementation against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fezragoss%2Fchain-implementation" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ezragoss/chain-implementation on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ezragoss/chain-implementation
[INFO] finished tweaking git repo https://github.com/ezragoss/chain-implementation
[INFO] tweaked toml for git repo https://github.com/ezragoss/chain-implementation written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/ezragoss/chain-implementation already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", 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] a0649b47dfad97c17c8461bc60d6b44e27123960ab794a2aae4fde3e4d983ec0
[INFO] running `Command { std: "docker" "start" "-a" "a0649b47dfad97c17c8461bc60d6b44e27123960ab794a2aae4fde3e4d983ec0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0649b47dfad97c17c8461bc60d6b44e27123960ab794a2aae4fde3e4d983ec0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0649b47dfad97c17c8461bc60d6b44e27123960ab794a2aae4fde3e4d983ec0", kill_on_drop: false }`
[INFO] [stdout] a0649b47dfad97c17c8461bc60d6b44e27123960ab794a2aae4fde3e4d983ec0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 604baebd0a23b78042c613555270d1b660f64bad34f47780ae02df2eb2b54cbf
[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" "604baebd0a23b78042c613555270d1b660f64bad34f47780ae02df2eb2b54cbf", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.9.0
[INFO] [stderr]    Compiling odds v0.2.25
[INFO] [stderr]    Compiling num-traits v0.1.40
[INFO] [stderr]    Compiling byte-tools v0.2.0
[INFO] [stderr]    Compiling libc v0.2.33
[INFO] [stderr]    Compiling nodrop v0.1.10
[INFO] [stderr]    Compiling num-integer v0.1.35
[INFO] [stderr]    Compiling time v0.1.38
[INFO] [stderr]    Compiling num-iter v0.1.34
[INFO] [stderr]    Compiling num v0.1.40
[INFO] [stderr]    Compiling chrono v0.4.0
[INFO] [stderr]    Compiling generic-array v0.8.3
[INFO] [stderr]    Compiling generic-array v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.2.0
[INFO] [stderr]    Compiling digest v0.6.2
[INFO] [stderr]    Compiling sha3 v0.6.0
[INFO] [stderr]    Compiling rust_implementation v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected expression, found `}`
[INFO] [stdout]   --> src/block.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |         return Block::<T>
[INFO] [stdout]    |                ---------- while parsing this struct
[INFO] [stdout] ...
[INFO] [stdout] 30 |         }
[INFO] [stdout]    |         ^ expected expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/block.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `block::Block<T>: digest::FixedOutput` is not satisfied
[INFO] [stdout]   --> src/block.rs:35:10
[INFO] [stdout]    |
[INFO] [stdout] 35 | impl <T> Digest for Block<T>
[INFO] [stdout]    |          ^^^^^^ the trait `digest::FixedOutput` is not implemented for `block::Block<T>`
[INFO] [stdout]    | 
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/digest-0.6.2/src/digest.rs:11:40
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub trait Digest: Input + BlockInput + FixedOutput + Default {
[INFO] [stdout]    |                                        ----------- required by this bound in `block::sha3::Digest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `block::Block<T>: digest::BlockInput` is not satisfied
[INFO] [stdout]   --> src/block.rs:35:10
[INFO] [stdout]    |
[INFO] [stdout] 35 | impl <T> Digest for Block<T>
[INFO] [stdout]    |          ^^^^^^ the trait `digest::BlockInput` is not implemented for `block::Block<T>`
[INFO] [stdout]    | 
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/digest-0.6.2/src/digest.rs:11:27
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub trait Digest: Input + BlockInput + FixedOutput + Default {
[INFO] [stdout]    |                           ---------- required by this bound in `block::sha3::Digest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `block::Block<T>: digest::Input` is not satisfied
[INFO] [stdout]   --> src/block.rs:35:10
[INFO] [stdout]    |
[INFO] [stdout] 35 | impl <T> Digest for Block<T>
[INFO] [stdout]    |          ^^^^^^ the trait `digest::Input` is not implemented for `block::Block<T>`
[INFO] [stdout]    | 
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/digest-0.6.2/src/digest.rs:11:19
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub trait Digest: Input + BlockInput + FixedOutput + Default {
[INFO] [stdout]    |                   ----- required by this bound in `block::sha3::Digest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_implementation`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "604baebd0a23b78042c613555270d1b660f64bad34f47780ae02df2eb2b54cbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "604baebd0a23b78042c613555270d1b660f64bad34f47780ae02df2eb2b54cbf", kill_on_drop: false }`
[INFO] [stdout] 604baebd0a23b78042c613555270d1b660f64bad34f47780ae02df2eb2b54cbf