[INFO] cloning repository https://github.com/weijiekoh/cm31_ntt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/weijiekoh/cm31_ntt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fweijiekoh%2Fcm31_ntt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fweijiekoh%2Fcm31_ntt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 717e30faf883242bcbb6299f2bdb7dc8917669df
[INFO] checking weijiekoh/cm31_ntt against master#f8c27dfe1a2e7fb538fd91dad53de06992c7c967 for pr-138915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fweijiekoh%2Fcm31_ntt" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/weijiekoh/cm31_ntt on toolchain f8c27dfe1a2e7fb538fd91dad53de06992c7c967
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f8c27dfe1a2e7fb538fd91dad53de06992c7c967" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/weijiekoh/cm31_ntt
[INFO] finished tweaking git repo https://github.com/weijiekoh/cm31_ntt
[INFO] tweaked toml for git repo https://github.com/weijiekoh/cm31_ntt written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/weijiekoh/cm31_ntt 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" "+f8c27dfe1a2e7fb538fd91dad53de06992c7c967" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+f8c27dfe1a2e7fb538fd91dad53de06992c7c967" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ca9b1b29fc3cd925553007b4cdd88044cafa12d3876fc0fff3f62280ef735a4a
[INFO] running `Command { std: "docker" "start" "-a" "ca9b1b29fc3cd925553007b4cdd88044cafa12d3876fc0fff3f62280ef735a4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca9b1b29fc3cd925553007b4cdd88044cafa12d3876fc0fff3f62280ef735a4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca9b1b29fc3cd925553007b4cdd88044cafa12d3876fc0fff3f62280ef735a4a", kill_on_drop: false }`
[INFO] [stdout] ca9b1b29fc3cd925553007b4cdd88044cafa12d3876fc0fff3f62280ef735a4a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+f8c27dfe1a2e7fb538fd91dad53de06992c7c967" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26e756bdab7999ac27a825118c43fcefc0aab0f029086619e72a94b0a03c90fd
[INFO] running `Command { std: "docker" "start" "-a" "26e756bdab7999ac27a825118c43fcefc0aab0f029086619e72a94b0a03c90fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]     Checking cm31_ntt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `div_2exp_u64`, `square`, `exp_power_of_2`, and `try_inverse` are never used
[INFO] [stdout]   --> src/m31.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 36 | impl F {
[INFO] [stdout]    | ------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 53 |     fn div_2exp_u64(&self, exp: u64) -> Self {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 63 |     fn square(&self) -> Self {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 69 |     fn exp_power_of_2(&self, power_log: usize) -> Self {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 78 |     fn try_inverse(&self) -> Option<Self> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `div_2exp_u64` is never used
[INFO] [stdout]    --> src/rm31.rs:124:8
[INFO] [stdout]     |
[INFO] [stdout] 59  | impl RF {
[INFO] [stdout]     | ------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 124 |     fn div_2exp_u64(&self, exp: u64) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `try_inverse` is never used
[INFO] [stdout]   --> src/cm31.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl CF {
[INFO] [stdout]    | ------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 35 |     fn try_inverse(&self) -> Option<Self> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.15s
[INFO] running `Command { std: "docker" "inspect" "26e756bdab7999ac27a825118c43fcefc0aab0f029086619e72a94b0a03c90fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26e756bdab7999ac27a825118c43fcefc0aab0f029086619e72a94b0a03c90fd", kill_on_drop: false }`
[INFO] [stdout] 26e756bdab7999ac27a825118c43fcefc0aab0f029086619e72a94b0a03c90fd