[INFO] cloning repository https://github.com/mhkane/rust_DLT
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mhkane/rust_DLT" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmhkane%2Frust_DLT", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmhkane%2Frust_DLT'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 313ae62b105619e46dbdd581d2a5619e48fd5d3b
[INFO] checking mhkane/rust_DLT against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmhkane%2Frust_DLT" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mhkane/rust_DLT on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mhkane/rust_DLT
[INFO] finished tweaking git repo https://github.com/mhkane/rust_DLT
[INFO] tweaked toml for git repo https://github.com/mhkane/rust_DLT written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/mhkane/rust_DLT already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9c3f81d71e802b4a84f534c2d63ddd515618a1d5fee4b534b76744d83c5cedc8
[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" "9c3f81d71e802b4a84f534c2d63ddd515618a1d5fee4b534b76744d83c5cedc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c3f81d71e802b4a84f534c2d63ddd515618a1d5fee4b534b76744d83c5cedc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c3f81d71e802b4a84f534c2d63ddd515618a1d5fee4b534b76744d83c5cedc8", kill_on_drop: false }`
[INFO] [stdout] 9c3f81d71e802b4a84f534c2d63ddd515618a1d5fee4b534b76744d83c5cedc8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 90cfdf2b63f84f67e5e82a05689a1b2b2bbef5c44c213da978fee796703968ef
[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" "90cfdf2b63f84f67e5e82a05689a1b2b2bbef5c44c213da978fee796703968ef", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking openssl-sys v0.9.54
[INFO] [stderr]     Checking openssl v0.10.28
[INFO] [stderr]     Checking crypto-hash v0.3.4
[INFO] [stderr]     Checking blockchain-in-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `hex::*`
[INFO] [stdout]  --> src/block.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use hex::*;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]  --> src/hashable.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::*;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `hex::*`
[INFO] [stdout]  --> src/block.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use hex::*;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]  --> src/hashable.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::*;
[INFO] [stdout]   |     ^^^^^^^^
[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] [stdout] error[E0277]: `blockchainlib::transaction::Output` doesn't implement `Debug`
[INFO] [stdout]    --> src/main.rs:120:53
[INFO] [stdout]     |
[INFO] [stdout] 120 |     println!("Here are the blockchain blocks {:?}", &blockchain.blocks[1].transactions[1].outputs);
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `blockchainlib::transaction::Output` cannot be formatted using `{:?}` because it doesn't implement `Debug`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Debug` is not implemented for `blockchainlib::transaction::Output`
[INFO] [stdout]     = note: required because of the requirements on the impl of `Debug` for `Vec<blockchainlib::transaction::Output>`
[INFO] [stdout]     = note: required because of the requirements on the impl of `Debug` for `&Vec<blockchainlib::transaction::Output>`
[INFO] [stdout]     = note: required by `std::fmt::Debug::fmt`
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `blockchain-in-rust`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0277]: `blockchainlib::transaction::Output` doesn't implement `Debug`
[INFO] [stdout]    --> src/main.rs:120:53
[INFO] [stdout]     |
[INFO] [stdout] 120 |     println!("Here are the blockchain blocks {:?}", &blockchain.blocks[1].transactions[1].outputs);
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `blockchainlib::transaction::Output` cannot be formatted using `{:?}` because it doesn't implement `Debug`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Debug` is not implemented for `blockchainlib::transaction::Output`
[INFO] [stdout]     = note: required because of the requirements on the impl of `Debug` for `Vec<blockchainlib::transaction::Output>`
[INFO] [stdout]     = note: required because of the requirements on the impl of `Debug` for `&Vec<blockchainlib::transaction::Output>`
[INFO] [stdout]     = note: required by `std::fmt::Debug::fmt`
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "90cfdf2b63f84f67e5e82a05689a1b2b2bbef5c44c213da978fee796703968ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90cfdf2b63f84f67e5e82a05689a1b2b2bbef5c44c213da978fee796703968ef", kill_on_drop: false }`
[INFO] [stdout] 90cfdf2b63f84f67e5e82a05689a1b2b2bbef5c44c213da978fee796703968ef