[INFO] cloning repository https://github.com/kubkon/troy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kubkon/troy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkubkon%2Ftroy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkubkon%2Ftroy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a2296ca89a856f92b14eec22bed648de35150f0e
[INFO] checking kubkon/troy against try#ffa4a0215752773248fb0f0a8092f1c3e7907e9e for pr-75585
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkubkon%2Ftroy" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kubkon/troy on toolchain ffa4a0215752773248fb0f0a8092f1c3e7907e9e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kubkon/troy
[INFO] finished tweaking git repo https://github.com/kubkon/troy
[INFO] tweaked toml for git repo https://github.com/kubkon/troy written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/kubkon/troy already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/kubkon/spartan`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c016d024981812f77316802e5e199e8f589742bfb58cbfd7261189cce6e4c5d
[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" "1c016d024981812f77316802e5e199e8f589742bfb58cbfd7261189cce6e4c5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c016d024981812f77316802e5e199e8f589742bfb58cbfd7261189cce6e4c5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c016d024981812f77316802e5e199e8f589742bfb58cbfd7261189cce6e4c5d", kill_on_drop: false }`
[INFO] [stdout] 1c016d024981812f77316802e5e199e8f589742bfb58cbfd7261189cce6e4c5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f43d19386afc9966545fe11f4c616b0b52883b9e03ce9c96d23262b3a97afab3
[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" "f43d19386afc9966545fe11f4c616b0b52883b9e03ce9c96d23262b3a97afab3", 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling packed_simd v0.3.3
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking subtle v2.2.3
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking flate2 v1.0.16
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking rayon-core v1.7.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling zeroize_derive v1.0.0
[INFO] [stderr]     Checking zeroize v1.1.0
[INFO] [stderr]     Checking merlin v2.0.0
[INFO] [stderr]     Checking serde v1.0.115
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking curve25519-dalek v2.1.0
[INFO] [stderr]     Checking spartan v0.1.0 (https://github.com/kubkon/spartan?branch=public-api#795899a6)
[INFO] [stderr]     Checking troy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `A` should have a snake case name
[INFO] [stdout]   --> src/main.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let A: Vec<_> = vec![
[INFO] [stdout]    |         ^ help: convert the identifier to snake case: `a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `B` should have a snake case name
[INFO] [stdout]   --> src/main.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |     let B: Vec<_> = vec![
[INFO] [stdout]    |         ^ help: convert the identifier to snake case: `b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `C` should have a snake case name
[INFO] [stdout]   --> src/main.rs:76:9
[INFO] [stdout]    |
[INFO] [stdout] 76 |     let C: Vec<_> = vec![
[INFO] [stdout]    |         ^ help: convert the identifier to snake case (notice the capitalization): `c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Z` should have a snake case name
[INFO] [stdout]   --> src/main.rs:94:9
[INFO] [stdout]    |
[INFO] [stdout] 94 |     let Z: Vec<Scalar> = vec![9, 27, 1, 3]
[INFO] [stdout]    |         ^ help: convert the identifier to snake case (notice the capitalization): `z`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `poly_A` should have a snake case name
[INFO] [stdout]    --> src/main.rs:104:9
[INFO] [stdout]     |
[INFO] [stdout] 104 |     let poly_A = SparseMatPolynomial::new(num_poly_vars_x, num_poly_vars_y, A);
[INFO] [stdout]     |         ^^^^^^ help: convert the identifier to snake case: `poly_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `poly_B` should have a snake case name
[INFO] [stdout]    --> src/main.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 105 |     let poly_B = SparseMatPolynomial::new(num_poly_vars_x, num_poly_vars_y, B);
[INFO] [stdout]     |         ^^^^^^ help: convert the identifier to snake case: `poly_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `poly_C` should have a snake case name
[INFO] [stdout]    --> src/main.rs:106:9
[INFO] [stdout]     |
[INFO] [stdout] 106 |     let poly_C = SparseMatPolynomial::new(num_poly_vars_x, num_poly_vars_y, C);
[INFO] [stdout]     |         ^^^^^^ help: convert the identifier to snake case (notice the capitalization): `poly_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `A` should have a snake case name
[INFO] [stdout]   --> src/main.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let A: Vec<_> = vec![
[INFO] [stdout]    |         ^ help: convert the identifier to snake case: `a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `B` should have a snake case name
[INFO] [stdout]   --> src/main.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |     let B: Vec<_> = vec![
[INFO] [stdout]    |         ^ help: convert the identifier to snake case: `b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `C` should have a snake case name
[INFO] [stdout]   --> src/main.rs:76:9
[INFO] [stdout]    |
[INFO] [stdout] 76 |     let C: Vec<_> = vec![
[INFO] [stdout]    |         ^ help: convert the identifier to snake case (notice the capitalization): `c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Z` should have a snake case name
[INFO] [stdout]   --> src/main.rs:94:9
[INFO] [stdout]    |
[INFO] [stdout] 94 |     let Z: Vec<Scalar> = vec![9, 27, 1, 3]
[INFO] [stdout]    |         ^ help: convert the identifier to snake case (notice the capitalization): `z`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `poly_A` should have a snake case name
[INFO] [stdout]    --> src/main.rs:104:9
[INFO] [stdout]     |
[INFO] [stdout] 104 |     let poly_A = SparseMatPolynomial::new(num_poly_vars_x, num_poly_vars_y, A);
[INFO] [stdout]     |         ^^^^^^ help: convert the identifier to snake case: `poly_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `poly_B` should have a snake case name
[INFO] [stdout]    --> src/main.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 105 |     let poly_B = SparseMatPolynomial::new(num_poly_vars_x, num_poly_vars_y, B);
[INFO] [stdout]     |         ^^^^^^ help: convert the identifier to snake case: `poly_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `poly_C` should have a snake case name
[INFO] [stdout]    --> src/main.rs:106:9
[INFO] [stdout]     |
[INFO] [stdout] 106 |     let poly_C = SparseMatPolynomial::new(num_poly_vars_x, num_poly_vars_y, C);
[INFO] [stdout]     |         ^^^^^^ help: convert the identifier to snake case (notice the capitalization): `poly_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 57.33s
[INFO] running `Command { std: "docker" "inspect" "f43d19386afc9966545fe11f4c616b0b52883b9e03ce9c96d23262b3a97afab3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f43d19386afc9966545fe11f4c616b0b52883b9e03ce9c96d23262b3a97afab3", kill_on_drop: false }`
[INFO] [stdout] f43d19386afc9966545fe11f4c616b0b52883b9e03ce9c96d23262b3a97afab3