[INFO] cloning repository https://github.com/atneit/ss-ntru-pke-attack-simulation
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/atneit/ss-ntru-pke-attack-simulation" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fatneit%2Fss-ntru-pke-attack-simulation"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fatneit%2Fss-ntru-pke-attack-simulation'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 75b11a4f87b20f5b7b013a28bed5f72fd7a9ebff
[INFO] checking atneit/ss-ntru-pke-attack-simulation against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fatneit%2Fss-ntru-pke-attack-simulation" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/atneit/ss-ntru-pke-attack-simulation on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/atneit/ss-ntru-pke-attack-simulation
[INFO] finished tweaking git repo https://github.com/atneit/ss-ntru-pke-attack-simulation
[INFO] tweaked toml for git repo https://github.com/atneit/ss-ntru-pke-attack-simulation written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/atneit/ss-ntru-pke-attack-simulation already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f51b54862240eee0d2ff3e969221618003b91ee7e6b507fd1f45a5ec1e115be2
[INFO] running `"docker" "start" "-a" "f51b54862240eee0d2ff3e969221618003b91ee7e6b507fd1f45a5ec1e115be2"`
[INFO] [stderr]     Checking svg v0.5.11
[INFO] [stderr]     Checking nix v0.11.0
[INFO] [stderr]     Checking tempfile v3.0.4
[INFO] [stderr]    Compiling quote v0.6.6
[INFO] [stderr]     Checking promptly v0.1.5
[INFO] [stderr]     Checking bincode v1.0.1
[INFO] [stderr]     Checking gag v0.1.10
[INFO] [stderr]    Compiling syn v0.14.8
[INFO] [stderr]    Compiling syn v0.15.4
[INFO] [stderr]     Checking plotlib v0.3.0
[INFO] [stderr]     Checking ctrlc v3.1.1
[INFO] [stderr]    Compiling structopt-derive v0.2.10
[INFO] [stderr]    Compiling serde_derive v1.0.79
[INFO] [stderr]     Checking structopt v0.2.10
[INFO] [stderr]     Checking ss-ntru-pke-attack-simulation v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:39:34
[INFO] [stderr]    |
[INFO] [stderr] 39 |             BenchCommand::FindFG(mut opt) => {
[INFO] [stderr]    |                                  ----^^^
[INFO] [stderr]    |                                  |
[INFO] [stderr]    |                                  help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:39:34
[INFO] [stderr]    |
[INFO] [stderr] 39 |             BenchCommand::FindFG(mut opt) => {
[INFO] [stderr]    |                                  ----^^^
[INFO] [stderr]    |                                  |
[INFO] [stderr]    |                                  help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/recovkey/processfindfg.rs:320:17
[INFO] [stderr]     |
[INFO] [stderr] 320 |                 writeln!(file, "  {} {}", s, rate);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/recovkey/processfindfg.rs:331:17
[INFO] [stderr]     |
[INFO] [stderr] 331 |                 writeln!(file, "  {} {}", neg_log2(failure_rate), rates[i].1);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/recovkey/processfindfg.rs:343:17
[INFO] [stderr]     |
[INFO] [stderr] 343 |                 writeln!(file, "  {} {} {}", lograte, s, rate);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/recovkey/processfindfg.rs:345:13
[INFO] [stderr]     |
[INFO] [stderr] 345 |             writeln!(file, "");
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/recovkey/processfindfg.rs:320:17
[INFO] [stderr]     |
[INFO] [stderr] 320 |                 writeln!(file, "  {} {}", s, rate);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/recovkey/processfindfg.rs:331:17
[INFO] [stderr]     |
[INFO] [stderr] 331 |                 writeln!(file, "  {} {}", neg_log2(failure_rate), rates[i].1);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/recovkey/processfindfg.rs:343:17
[INFO] [stderr]     |
[INFO] [stderr] 343 |                 writeln!(file, "  {} {} {}", lograte, s, rate);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/recovkey/processfindfg.rs:345:13
[INFO] [stderr]     |
[INFO] [stderr] 345 |             writeln!(file, "");
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.56s
[INFO] running `"docker" "inspect" "f51b54862240eee0d2ff3e969221618003b91ee7e6b507fd1f45a5ec1e115be2"`
[INFO] running `"docker" "rm" "-f" "f51b54862240eee0d2ff3e969221618003b91ee7e6b507fd1f45a5ec1e115be2"`
[INFO] [stdout] f51b54862240eee0d2ff3e969221618003b91ee7e6b507fd1f45a5ec1e115be2