[INFO] cloning repository https://github.com/Deitos-Network/ceph-hashing
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Deitos-Network/ceph-hashing" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDeitos-Network%2Fceph-hashing", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDeitos-Network%2Fceph-hashing'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0daf0294eb55aa49dd528d0cf48998725708d966
[INFO] checking Deitos-Network/ceph-hashing against master#d0835adc4e114eac911150b3692b830b5583223a for pr-149195-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDeitos-Network%2Fceph-hashing" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Deitos-Network/ceph-hashing
[INFO] finished tweaking git repo https://github.com/Deitos-Network/ceph-hashing
[INFO] tweaked toml for git repo https://github.com/Deitos-Network/ceph-hashing written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Deitos-Network/ceph-hashing on toolchain d0835adc4e114eac911150b3692b830b5583223a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d0835adc4e114eac911150b3692b830b5583223a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Deitos-Network/ceph-hashing 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" "+d0835adc4e114eac911150b3692b830b5583223a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-ident v1.0.11
[INFO] [stderr]   Downloaded commoncrypto-sys v0.2.0
[INFO] [stderr]   Downloaded commoncrypto v0.2.0
[INFO] [stderr]   Downloaded crypto-hash v0.3.4
[INFO] [stderr]   Downloaded walkdir v2.3.3
[INFO] [stderr]   Downloaded quote v1.0.32
[INFO] [stderr]   Downloaded hex v0.3.2
[INFO] [stderr]   Downloaded proc-macro2 v1.0.66
[INFO] [stderr]   Downloaded syn v2.0.27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+d0835adc4e114eac911150b3692b830b5583223a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a4d265a71471f4c95490633c3f2200018b655feb70314994f96003b12a13783e
[INFO] running `Command { std: "docker" "start" "-a" "a4d265a71471f4c95490633c3f2200018b655feb70314994f96003b12a13783e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4d265a71471f4c95490633c3f2200018b655feb70314994f96003b12a13783e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4d265a71471f4c95490633c3f2200018b655feb70314994f96003b12a13783e", kill_on_drop: false }`
[INFO] [stdout] a4d265a71471f4c95490633c3f2200018b655feb70314994f96003b12a13783e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+d0835adc4e114eac911150b3692b830b5583223a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bfebf6adf79ab6dcf2b5af8e5d0ff8a9388841c6a5ed1bdc5f4cbf66961f446a
[INFO] running `Command { std: "docker" "start" "-a" "bfebf6adf79ab6dcf2b5af8e5d0ff8a9388841c6a5ed1bdc5f4cbf66961f446a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling openssl v0.10.55
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking walkdir v2.3.3
[INFO] [stderr]    Compiling openssl-sys v0.9.90
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]    Compiling syn v2.0.27
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]     Checking crypto-hash v0.3.4
[INFO] [stderr]     Checking ceph-hashing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `PathBuf`
[INFO] [stdout]  --> src/merkle_tree.rs:4:23
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::path::{Path, PathBuf};
[INFO] [stdout]   |                       ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `PathBuf`
[INFO] [stdout]  --> src/merkle_tree.rs:4:23
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::path::{Path, PathBuf};
[INFO] [stdout]   |                       ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `left` and `right` are never read
[INFO] [stdout]   --> src/merkle_tree.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct MerkleNode {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 10 |     pub left: Option<Box<MerkleNode>>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 11 |     pub right: Option<Box<MerkleNode>>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MerkleNode` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `left` and `right` are never read
[INFO] [stdout]   --> src/merkle_tree.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct MerkleNode {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] 10 |     pub left: Option<Box<MerkleNode>>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 11 |     pub right: Option<Box<MerkleNode>>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MerkleNode` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.15s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: openssl v0.10.55
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "bfebf6adf79ab6dcf2b5af8e5d0ff8a9388841c6a5ed1bdc5f4cbf66961f446a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfebf6adf79ab6dcf2b5af8e5d0ff8a9388841c6a5ed1bdc5f4cbf66961f446a", kill_on_drop: false }`
[INFO] [stdout] bfebf6adf79ab6dcf2b5af8e5d0ff8a9388841c6a5ed1bdc5f4cbf66961f446a