[INFO] cloning repository https://github.com/Aimeedeer/walnuts
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Aimeedeer/walnuts" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAimeedeer%2Fwalnuts", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAimeedeer%2Fwalnuts'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 48039552c41c912fa37a39e2f6626106538ec828
[INFO] testing Aimeedeer/walnuts against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAimeedeer%2Fwalnuts" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Aimeedeer/walnuts
[INFO] finished tweaking git repo https://github.com/Aimeedeer/walnuts
[INFO] tweaked toml for git repo https://github.com/Aimeedeer/walnuts written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Aimeedeer/walnuts on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Aimeedeer/walnuts 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 12b06e926cb86bd06bb96dd90f68bca666f4cad16570c03e22218f92c349409a
[INFO] running `Command { std: "docker" "start" "-a" "12b06e926cb86bd06bb96dd90f68bca666f4cad16570c03e22218f92c349409a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "12b06e926cb86bd06bb96dd90f68bca666f4cad16570c03e22218f92c349409a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12b06e926cb86bd06bb96dd90f68bca666f4cad16570c03e22218f92c349409a", kill_on_drop: false }`
[INFO] [stdout] 12b06e926cb86bd06bb96dd90f68bca666f4cad16570c03e22218f92c349409a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0153d115a2bac49345d35679412190cf131b6d566437148587c04aa4eccfaa32
[INFO] running `Command { std: "docker" "start" "-a" "0153d115a2bac49345d35679412190cf131b6d566437148587c04aa4eccfaa32", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling radium v0.4.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling funty v1.0.1
[INFO] [stderr]    Compiling wyz v0.2.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling subtle v2.3.0
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling const-oid v0.1.0
[INFO] [stderr]    Compiling anyhow v1.0.34
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling cpuid-bool v0.1.2
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling sha2 v0.9.2
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling bitvec v0.18.4
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling ff v0.8.0
[INFO] [stderr]    Compiling group v0.8.0
[INFO] [stderr]    Compiling elliptic-curve v0.6.6
[INFO] [stderr]    Compiling k256 v0.5.10
[INFO] [stderr]    Compiling structopt-derive v0.4.13
[INFO] [stderr]    Compiling structopt v0.3.20
[INFO] [stderr]    Compiling walnuts v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `hash` is never used
[INFO] [stdout]   --> src/block.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Block {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 46 |     pub fn hash(&self) -> &[u8; 32] {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `hash` is never used
[INFO] [stdout]   --> src/blockheader.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl BlockHeader {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn hash(&self) -> &[u8; 32] {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 30s
[INFO] running `Command { std: "docker" "inspect" "0153d115a2bac49345d35679412190cf131b6d566437148587c04aa4eccfaa32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0153d115a2bac49345d35679412190cf131b6d566437148587c04aa4eccfaa32", kill_on_drop: false }`
[INFO] [stdout] 0153d115a2bac49345d35679412190cf131b6d566437148587c04aa4eccfaa32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32f414785a766d422609e628cdc070dea54dc03097ddcc3213f24b8560ea910d
[INFO] running `Command { std: "docker" "start" "-a" "32f414785a766d422609e628cdc070dea54dc03097ddcc3213f24b8560ea910d", kill_on_drop: false }`
[INFO] [stderr]    Compiling walnuts v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `hash` is never used
[INFO] [stdout]   --> src/block.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Block {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 46 |     pub fn hash(&self) -> &[u8; 32] {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `hash` is never used
[INFO] [stdout]   --> src/blockheader.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl BlockHeader {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn hash(&self) -> &[u8; 32] {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "32f414785a766d422609e628cdc070dea54dc03097ddcc3213f24b8560ea910d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32f414785a766d422609e628cdc070dea54dc03097ddcc3213f24b8560ea910d", kill_on_drop: false }`
[INFO] [stdout] 32f414785a766d422609e628cdc070dea54dc03097ddcc3213f24b8560ea910d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 18e3abb709bb3680db266c56910062c7412e732d4c5a928b005abc06d17f5d3f
[INFO] running `Command { std: "docker" "start" "-a" "18e3abb709bb3680db266c56910062c7412e732d4c5a928b005abc06d17f5d3f", kill_on_drop: false }`
[INFO] [stderr] warning: method `hash` is never used
[INFO] [stderr]   --> src/block.rs:46:12
[INFO] [stderr]    |
[INFO] [stderr] 13 | impl Block {
[INFO] [stderr]    | ---------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 46 |     pub fn hash(&self) -> &[u8; 32] {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `hash` is never used
[INFO] [stderr]   --> src/blockheader.rs:20:12
[INFO] [stderr]    |
[INFO] [stderr] 11 | impl BlockHeader {
[INFO] [stderr]    | ---------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 20 |     pub fn hash(&self) -> &[u8; 32] {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `walnuts` (bin "walnuts" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/walnuts-28bbc76768e7c103)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "18e3abb709bb3680db266c56910062c7412e732d4c5a928b005abc06d17f5d3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18e3abb709bb3680db266c56910062c7412e732d4c5a928b005abc06d17f5d3f", kill_on_drop: false }`
[INFO] [stdout] 18e3abb709bb3680db266c56910062c7412e732d4c5a928b005abc06d17f5d3f
