[INFO] cloning repository https://github.com/TPXS-Drexel/bc-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TPXS-Drexel/bc-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTPXS-Drexel%2Fbc-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTPXS-Drexel%2Fbc-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7877e67007e27edfd9b37953eaab514357428f3b
[INFO] checking TPXS-Drexel/bc-rust against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTPXS-Drexel%2Fbc-rust" "/workspace/builds/worker-18/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-18/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TPXS-Drexel/bc-rust on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/TPXS-Drexel/bc-rust
[INFO] finished tweaking git repo https://github.com/TPXS-Drexel/bc-rust
[INFO] tweaked toml for git repo https://github.com/TPXS-Drexel/bc-rust written to /workspace/builds/worker-18/source/Cargo.toml
[INFO] crate git repo https://github.com/TPXS-Drexel/bc-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fdc6f5bfdf04b3edf14bc674f03a0683bbed45893b03e171a2c3b135aa6d9834
[INFO] running `Command { std: "docker" "start" "-a" "fdc6f5bfdf04b3edf14bc674f03a0683bbed45893b03e171a2c3b135aa6d9834", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fdc6f5bfdf04b3edf14bc674f03a0683bbed45893b03e171a2c3b135aa6d9834", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdc6f5bfdf04b3edf14bc674f03a0683bbed45893b03e171a2c3b135aa6d9834", kill_on_drop: false }`
[INFO] [stdout] fdc6f5bfdf04b3edf14bc674f03a0683bbed45893b03e171a2c3b135aa6d9834
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b56192b0d76ceaa9396b2bb4d6780e0c623d2ab09f3d74b06d65a78304d5621
[INFO] running `Command { std: "docker" "start" "-a" "2b56192b0d76ceaa9396b2bb4d6780e0c623d2ab09f3d74b06d65a78304d5621", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking futures-core v0.3.8
[INFO] [stderr]    Compiling syn v1.0.53
[INFO] [stderr]     Checking futures-io v0.3.8
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling const_fn v0.4.3
[INFO] [stderr]     Checking fastrand v1.4.0
[INFO] [stderr]     Checking pin-project-lite v0.1.11
[INFO] [stderr]     Checking parking v2.0.0
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[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]     Checking async-task v4.0.3
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]     Checking regex-syntax v0.6.21
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[INFO] [stderr]     Checking either v1.6.1
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[INFO] [stderr]     Checking pin-project-lite v0.2.0
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
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[INFO] [stderr]    Compiling tokio v0.3.5
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[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking futures-task v0.3.8
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[INFO] [stderr]    Compiling generic-array v0.14.4
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[INFO] [stderr]    Compiling hex-literal-impl v0.2.2
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[INFO] [stderr]    Compiling rust-crypto v0.2.36
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[INFO] [stderr]     Checking num_cpus v1.13.0
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[INFO] [stderr]     Checking crossbeam-deque v0.8.0
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[INFO] [stderr]     Checking sha2 v0.9.2
[INFO] [stderr]     Checking async-io v1.3.1
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[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking async-global-executor v1.4.3
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[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]     Checking pin-project v1.0.2
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]     Checking futures-executor v0.3.8
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[INFO] [stderr]     Checking blockchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `hex::encode`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use hex::encode;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Deserialize`, `Serialize`
[INFO] [stdout]   --> src/main.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 | use serde::{Deserialize, Serialize};
[INFO] [stdout]    |             ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Result`, `Value`
[INFO] [stdout]   --> src/main.rs:18:18
[INFO] [stdout]    |
[INFO] [stdout] 18 | use serde_json::{Result, Value};
[INFO] [stdout]    |                  ^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `hex::encode`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use hex::encode;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Deserialize`, `Serialize`
[INFO] [stdout]   --> src/main.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 | use serde::{Deserialize, Serialize};
[INFO] [stdout]    |             ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Result`, `Value`
[INFO] [stdout]   --> src/main.rs:18:18
[INFO] [stdout]    |
[INFO] [stdout] 18 | use serde_json::{Result, Value};
[INFO] [stdout]    |                  ^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 16s
[INFO] running `Command { std: "docker" "inspect" "2b56192b0d76ceaa9396b2bb4d6780e0c623d2ab09f3d74b06d65a78304d5621", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b56192b0d76ceaa9396b2bb4d6780e0c623d2ab09f3d74b06d65a78304d5621", kill_on_drop: false }`
[INFO] [stdout] 2b56192b0d76ceaa9396b2bb4d6780e0c623d2ab09f3d74b06d65a78304d5621