[INFO] cloning repository https://github.com/leylamylene/rust-blockchain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/leylamylene/rust-blockchain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleylamylene%2Frust-blockchain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleylamylene%2Frust-blockchain'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0feb26ed930f56ba7cd6d6e3eaa0bf3b8fb9e445
[INFO] checking leylamylene/rust-blockchain against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleylamylene%2Frust-blockchain" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/leylamylene/rust-blockchain on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/leylamylene/rust-blockchain
[INFO] finished tweaking git repo https://github.com/leylamylene/rust-blockchain
[INFO] tweaked toml for git repo https://github.com/leylamylene/rust-blockchain written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/leylamylene/rust-blockchain 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded predicates-tree v1.0.11
[INFO] [stderr]   Downloaded predicates-core v1.0.8
[INFO] [stderr]   Downloaded syn v2.0.74
[INFO] [stderr]   Downloaded libc v0.2.156
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a7368297f35ce007cc6f6a6ce2ec01762139690a95f7a11fd6fa9f3b03a29347
[INFO] running `Command { std: "docker" "start" "-a" "a7368297f35ce007cc6f6a6ce2ec01762139690a95f7a11fd6fa9f3b03a29347", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7368297f35ce007cc6f6a6ce2ec01762139690a95f7a11fd6fa9f3b03a29347", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7368297f35ce007cc6f6a6ce2ec01762139690a95f7a11fd6fa9f3b03a29347", kill_on_drop: false }`
[INFO] [stdout] a7368297f35ce007cc6f6a6ce2ec01762139690a95f7a11fd6fa9f3b03a29347
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0eb4732d49d3654b27806339be93a1d7666e408c7980aa61bf8adffb7c04282
[INFO] running `Command { std: "docker" "start" "-a" "c0eb4732d49d3654b27806339be93a1d7666e408c7980aa61bf8adffb7c04282", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.156
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling serde v1.0.208
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling serde_json v1.0.125
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking regex-syntax v0.8.4
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking instant v0.1.13
[INFO] [stderr]    Compiling unicode-segmentation v1.11.0
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]    Compiling cc v1.1.13
[INFO] [stderr]     Checking unicode-width v0.1.13
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking crc32fast v1.4.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking rustc-serialize v0.3.25
[INFO] [stderr]     Checking predicates-core v1.0.8
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling escargot v0.4.0
[INFO] [stderr]     Checking termtree v0.4.1
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking bs58 v0.4.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking predicates-tree v1.0.11
[INFO] [stderr]     Checking predicates v1.0.8
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.74
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking sled v0.34.7
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]    Compiling serde_derive v1.0.208
[INFO] [stderr]     Checking regex v1.10.6
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking env_logger v0.9.3
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking rust-blockchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/server.rs:61:21
[INFO] [stdout]    |
[INFO] [stdout] 61 |                 Err(e) => {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `utxoSet` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | mod utxoSet;
[INFO] [stdout]   |     ^^^^^^^ help: convert the identifier to snake case: `utxo_set`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking assert_cmd v0.11.1
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/server.rs:61:21
[INFO] [stdout]    |
[INFO] [stdout] 61 |                 Err(e) => {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `utxoSet` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | mod utxoSet;
[INFO] [stdout]   |     ^^^^^^^ help: convert the identifier to snake case: `utxo_set`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.11s
[INFO] running `Command { std: "docker" "inspect" "c0eb4732d49d3654b27806339be93a1d7666e408c7980aa61bf8adffb7c04282", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0eb4732d49d3654b27806339be93a1d7666e408c7980aa61bf8adffb7c04282", kill_on_drop: false }`
[INFO] [stdout] c0eb4732d49d3654b27806339be93a1d7666e408c7980aa61bf8adffb7c04282