[INFO] cloning repository https://github.com/kzoacn/yao-gc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kzoacn/yao-gc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkzoacn%2Fyao-gc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkzoacn%2Fyao-gc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 54b3f7b71fd05ea05507d2b1bcc7591bee82de68
[INFO] checking kzoacn/yao-gc against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkzoacn%2Fyao-gc" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kzoacn/yao-gc on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kzoacn/yao-gc
[INFO] finished tweaking git repo https://github.com/kzoacn/yao-gc
[INFO] tweaked toml for git repo https://github.com/kzoacn/yao-gc written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/kzoacn/yao-gc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6a43e6c3aed316efe23f5929b29de5337eeaeb75b45a6461f882110fb62b2fdb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6a43e6c3aed316efe23f5929b29de5337eeaeb75b45a6461f882110fb62b2fdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a43e6c3aed316efe23f5929b29de5337eeaeb75b45a6461f882110fb62b2fdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a43e6c3aed316efe23f5929b29de5337eeaeb75b45a6461f882110fb62b2fdb", kill_on_drop: false }`
[INFO] [stdout] 6a43e6c3aed316efe23f5929b29de5337eeaeb75b45a6461f882110fb62b2fdb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 62c0e1062db2e1d8c735401a77636d84ce7385b7034bbe04c7e58d8b4dcc772d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "62c0e1062db2e1d8c735401a77636d84ce7385b7034bbe04c7e58d8b4dcc772d", kill_on_drop: false }`
[INFO] [stderr]     Checking rust-crypto v0.2.36
[INFO] [stderr]     Checking yao-gc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `aes::enc`
[INFO] [stdout]  --> src/gate.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use aes::enc;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `aes::dec`
[INFO] [stdout]  --> src/builder.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use aes::dec;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `circuit::Circuit`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use circuit::Circuit;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `aes::enc`
[INFO] [stdout]  --> src/gate.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use aes::enc;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `aes::dec`
[INFO] [stdout]  --> src/builder.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use aes::dec;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `circuit::Circuit`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use circuit::Circuit;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ans`
[INFO] [stdout]   --> src/circuit.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 28 |         let mut ans : Vec<(usize,Wire)>=vec![];
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ans`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/circuit.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 28 |         let mut ans : Vec<(usize,Wire)>=vec![];
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rand`
[INFO] [stdout]   --> src/wire.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn rand(&mut self){
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Output`
[INFO] [stdout]   --> src/gate.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Output {out:Vec<u128>},
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Xor`
[INFO] [stdout]   --> src/gate.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Xor {tab:Vec<u128>,out:Vec<u128>}   ,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Not`
[INFO] [stdout]   --> src/gate.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     Not {tab:Vec<u128>,out:Vec<u128>}   ,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `output`
[INFO] [stdout]   --> src/builder.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn output(&mut self)->usize{
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ans`
[INFO] [stdout]   --> src/circuit.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 28 |         let mut ans : Vec<(usize,Wire)>=vec![];
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ans`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/circuit.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 28 |         let mut ans : Vec<(usize,Wire)>=vec![];
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rand`
[INFO] [stdout]   --> src/wire.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn rand(&mut self){
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Output`
[INFO] [stdout]   --> src/gate.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Output {out:Vec<u128>},
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Xor`
[INFO] [stdout]   --> src/gate.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Xor {tab:Vec<u128>,out:Vec<u128>}   ,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Not`
[INFO] [stdout]   --> src/gate.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     Not {tab:Vec<u128>,out:Vec<u128>}   ,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `output`
[INFO] [stdout]   --> src/builder.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn output(&mut self)->usize{
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.73s
[INFO] running `Command { std: "docker" "inspect" "62c0e1062db2e1d8c735401a77636d84ce7385b7034bbe04c7e58d8b4dcc772d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62c0e1062db2e1d8c735401a77636d84ce7385b7034bbe04c7e58d8b4dcc772d", kill_on_drop: false }`
[INFO] [stdout] 62c0e1062db2e1d8c735401a77636d84ce7385b7034bbe04c7e58d8b4dcc772d