[INFO] cloning repository https://github.com/catupper/path_oram_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/catupper/path_oram_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcatupper%2Fpath_oram_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcatupper%2Fpath_oram_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1c47f9283eee5101853fa3265b40ca2599b7c874
[INFO] checking catupper/path_oram_rs against master#b44e14f762fd4062faeba97f8f2bc470298ec1ac for pr-135331
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcatupper%2Fpath_oram_rs" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/catupper/path_oram_rs on toolchain b44e14f762fd4062faeba97f8f2bc470298ec1ac
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b44e14f762fd4062faeba97f8f2bc470298ec1ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/catupper/path_oram_rs
[INFO] finished tweaking git repo https://github.com/catupper/path_oram_rs
[INFO] tweaked toml for git repo https://github.com/catupper/path_oram_rs written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/catupper/path_oram_rs 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" "+b44e14f762fd4062faeba97f8f2bc470298ec1ac" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+b44e14f762fd4062faeba97f8f2bc470298ec1ac" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 322e3f0a49fd7d55a38f41bf14fb682499a702985debcd5ef0416ffe8ebb5069
[INFO] running `Command { std: "docker" "start" "-a" "322e3f0a49fd7d55a38f41bf14fb682499a702985debcd5ef0416ffe8ebb5069", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "322e3f0a49fd7d55a38f41bf14fb682499a702985debcd5ef0416ffe8ebb5069", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "322e3f0a49fd7d55a38f41bf14fb682499a702985debcd5ef0416ffe8ebb5069", kill_on_drop: false }`
[INFO] [stdout] 322e3f0a49fd7d55a38f41bf14fb682499a702985debcd5ef0416ffe8ebb5069
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+b44e14f762fd4062faeba97f8f2bc470298ec1ac" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 781a303fa95c3f05c002ab0c848419163369af401669a55cc4a16f91d4c55f97
[INFO] running `Command { std: "docker" "start" "-a" "781a303fa95c3f05c002ab0c848419163369af401669a55cc4a16f91d4c55f97", kill_on_drop: false }`
[INFO] [stderr]     Checking path_oram_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `block_size` is never read
[INFO] [stdout]  --> src/path_oram.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct PathORAMTree<T>
[INFO] [stdout]   |            ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 9 |     block_size: usize,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `PathORAMTree` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `entries` and `block_size` are never read
[INFO] [stdout]   --> src/path_oram.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub struct PathORAMNode<T>
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 61 |     entries: Vec<T>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 62 |     block_size: usize,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PathORAMNode` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `block_size` is never read
[INFO] [stdout]  --> src/path_oram.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct PathORAMTree<T>
[INFO] [stdout]   |            ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 9 |     block_size: usize,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `PathORAMTree` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `entries` and `block_size` are never read
[INFO] [stdout]   --> src/path_oram.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub struct PathORAMNode<T>
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 61 |     entries: Vec<T>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 62 |     block_size: usize,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PathORAMNode` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "781a303fa95c3f05c002ab0c848419163369af401669a55cc4a16f91d4c55f97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "781a303fa95c3f05c002ab0c848419163369af401669a55cc4a16f91d4c55f97", kill_on_drop: false }`
[INFO] [stdout] 781a303fa95c3f05c002ab0c848419163369af401669a55cc4a16f91d4c55f97