[INFO] updating cached repository https://github.com/thenaesh/mersenne-pkc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cf0377142a5740f91431f53128cd851abe9eff49
[INFO] testing thenaesh/mersenne-pkc against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthenaesh%2Fmersenne-pkc" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/thenaesh/mersenne-pkc on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/thenaesh/mersenne-pkc
[INFO] finished tweaking git repo https://github.com/thenaesh/mersenne-pkc
[INFO] tweaked toml for git repo https://github.com/thenaesh/mersenne-pkc written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/thenaesh/mersenne-pkc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd5d5fa30937096e007bd6d3f964b8bf5cba3443afec1aa2528ec69cbd56fd93
[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" "dd5d5fa30937096e007bd6d3f964b8bf5cba3443afec1aa2528ec69cbd56fd93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd5d5fa30937096e007bd6d3f964b8bf5cba3443afec1aa2528ec69cbd56fd93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd5d5fa30937096e007bd6d3f964b8bf5cba3443afec1aa2528ec69cbd56fd93", kill_on_drop: false }`
[INFO] [stdout] dd5d5fa30937096e007bd6d3f964b8bf5cba3443afec1aa2528ec69cbd56fd93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d4e57e8408fd807d3268bfce4ceee56c49def6c04552ab57333f330c912f47d
[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" "9d4e57e8408fd807d3268bfce4ceee56c49def6c04552ab57333f330c912f47d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling cfg-if v0.1.7
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling svg v0.5.12
[INFO] [stderr]    Compiling smallvec v0.6.9
[INFO] [stderr]    Compiling crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.4
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling crossbeam-channel v0.3.8
[INFO] [stderr]    Compiling plotlib v0.3.0
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling rand_os v0.1.1
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling rust-gmp v0.5.0
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling mersenne-pkc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `max`
[INFO] [stdout]  --> src/bit_field.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cmp::{min, max};
[INFO] [stdout]   |                     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/lib.rs:109:52
[INFO] [stdout]     |
[INFO] [stdout] 109 | pub fn decrypt(c: CipherText, pri_key: PrivateKey, n: usize, h: usize) -> PlainText {
[INFO] [stdout]     |                                                    ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bitstring`
[INFO] [stdout]    --> src/bit_field.rs:183:32
[INFO] [stdout]     |
[INFO] [stdout] 183 |             BitField::Dense(n, bitstring) => {
[INFO] [stdout]     |                                ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bitstring`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vec`
[INFO] [stdout]    --> src/bit_field.rs:186:33
[INFO] [stdout]     |
[INFO] [stdout] 186 |             BitField::Sparse(n, vec, modulus) => {
[INFO] [stdout]     |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_vec`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vec`
[INFO] [stdout]    --> src/bit_field.rs:362:33
[INFO] [stdout]     |
[INFO] [stdout] 362 |             BitField::Sparse(n, vec, offset) => { *offset = *offset - FiniteRing::new(*n, k); },
[INFO] [stdout]     |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_vec`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/bit_field.rs:363:29
[INFO] [stdout]     |
[INFO] [stdout] 363 |             BitField::Dense(n, bitstring) => { *bitstring <<= k; }
[INFO] [stdout]     |                             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vec`
[INFO] [stdout]    --> src/bit_field.rs:371:33
[INFO] [stdout]     |
[INFO] [stdout] 371 |             BitField::Sparse(n, vec, offset) => { *offset = *offset + FiniteRing::new(*n, k); },
[INFO] [stdout]     |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_vec`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/bit_field.rs:372:29
[INFO] [stdout]     |
[INFO] [stdout] 372 |             BitField::Dense(n, bitstring) => { *bitstring >>= k; }
[INFO] [stdout]     |                             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]  --> src/bin/graph.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::collections::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pub_key`
[INFO] [stdout]   --> src/bin/graph.rs:43:14
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let (pub_key, (f, g), (a, b), c) = initialize(n, h);
[INFO] [stdout]    |              ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pub_key`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> src/bin/graph.rs:43:35
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let (pub_key, (f, g), (a, b), c) = initialize(n, h);
[INFO] [stdout]    |                                   ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `deltas`
[INFO] [stdout]   --> src/bin/graph.rs:87:14
[INFO] [stdout]    |
[INFO] [stdout] 87 |         let (deltas, xs, y, w, z) = generate_reductions(n, &f, &a, &cg);
[INFO] [stdout]    |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_deltas`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/bin/graph.rs:240:22
[INFO] [stdout]     |
[INFO] [stdout] 240 |         .filter(|(i, x)| expected_bits.contains(i))
[INFO] [stdout]     |                      ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/bin/graph.rs:241:16
[INFO] [stdout]     |
[INFO] [stdout] 241 |         .map(|(i, x)| *x)
[INFO] [stdout]     |                ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/bin/graph.rs:245:22
[INFO] [stdout]     |
[INFO] [stdout] 245 |         .filter(|(i, x)| !expected_bits.contains(i))
[INFO] [stdout]     |                      ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/bin/graph.rs:249:22
[INFO] [stdout]     |
[INFO] [stdout] 249 |         .filter(|(i, x)| expected_bits.contains(i))
[INFO] [stdout]     |                      ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/bin/graph.rs:253:22
[INFO] [stdout]     |
[INFO] [stdout] 253 |         .filter(|(i, x)| expected_bits.contains(i))
[INFO] [stdout]     |                      ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `delta`
[INFO] [stdout]    --> src/bin/graph.rs:259:4
[INFO] [stdout]     |
[INFO] [stdout] 259 | fn delta(minuend: &BitField, subtrahend: &BitField, shift_amt: usize) -> i64 {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.34s
[INFO] running `Command { std: "docker" "inspect" "9d4e57e8408fd807d3268bfce4ceee56c49def6c04552ab57333f330c912f47d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d4e57e8408fd807d3268bfce4ceee56c49def6c04552ab57333f330c912f47d", kill_on_drop: false }`
[INFO] [stdout] 9d4e57e8408fd807d3268bfce4ceee56c49def6c04552ab57333f330c912f47d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae0644ea21021f37faa1bc665149bd56f0481f1e2532d8ec373d1d7ebc55d000
[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" "ae0644ea21021f37faa1bc665149bd56f0481f1e2532d8ec373d1d7ebc55d000", kill_on_drop: false }`
[INFO] [stderr]    Compiling mersenne-pkc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `max`
[INFO] [stdout]  --> src/bit_field.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cmp::{min, max};
[INFO] [stdout]   |                     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/lib.rs:109:52
[INFO] [stdout]     |
[INFO] [stdout] 109 | pub fn decrypt(c: CipherText, pri_key: PrivateKey, n: usize, h: usize) -> PlainText {
[INFO] [stdout]     |                                                    ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bitstring`
[INFO] [stdout]    --> src/bit_field.rs:183:32
[INFO] [stdout]     |
[INFO] [stdout] 183 |             BitField::Dense(n, bitstring) => {
[INFO] [stdout]     |                                ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bitstring`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vec`
[INFO] [stdout]    --> src/bit_field.rs:186:33
[INFO] [stdout]     |
[INFO] [stdout] 186 |             BitField::Sparse(n, vec, modulus) => {
[INFO] [stdout]     |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_vec`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vec`
[INFO] [stdout]    --> src/bit_field.rs:362:33
[INFO] [stdout]     |
[INFO] [stdout] 362 |             BitField::Sparse(n, vec, offset) => { *offset = *offset - FiniteRing::new(*n, k); },
[INFO] [stdout]     |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_vec`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/bit_field.rs:363:29
[INFO] [stdout]     |
[INFO] [stdout] 363 |             BitField::Dense(n, bitstring) => { *bitstring <<= k; }
[INFO] [stdout]     |                             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vec`
[INFO] [stdout]    --> src/bit_field.rs:371:33
[INFO] [stdout]     |
[INFO] [stdout] 371 |             BitField::Sparse(n, vec, offset) => { *offset = *offset + FiniteRing::new(*n, k); },
[INFO] [stdout]     |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_vec`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/bit_field.rs:372:29
[INFO] [stdout]     |
[INFO] [stdout] 372 |             BitField::Dense(n, bitstring) => { *bitstring >>= k; }
[INFO] [stdout]     |                             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]  --> src/bin/graph.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::collections::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `max`
[INFO] [stdout]  --> src/bit_field.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::cmp::{min, max};
[INFO] [stdout]   |                     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pub_key`
[INFO] [stdout]   --> src/bin/graph.rs:43:14
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let (pub_key, (f, g), (a, b), c) = initialize(n, h);
[INFO] [stdout]    |              ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pub_key`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> src/bin/graph.rs:43:35
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let (pub_key, (f, g), (a, b), c) = initialize(n, h);
[INFO] [stdout]    |                                   ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `deltas`
[INFO] [stdout]   --> src/bin/graph.rs:87:14
[INFO] [stdout]    |
[INFO] [stdout] 87 |         let (deltas, xs, y, w, z) = generate_reductions(n, &f, &a, &cg);
[INFO] [stdout]    |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_deltas`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/bin/graph.rs:240:22
[INFO] [stdout]     |
[INFO] [stdout] 240 |         .filter(|(i, x)| expected_bits.contains(i))
[INFO] [stdout]     |                      ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/bin/graph.rs:241:16
[INFO] [stdout]     |
[INFO] [stdout] 241 |         .map(|(i, x)| *x)
[INFO] [stdout]     |                ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/bin/graph.rs:245:22
[INFO] [stdout]     |
[INFO] [stdout] 245 |         .filter(|(i, x)| !expected_bits.contains(i))
[INFO] [stdout]     |                      ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/bin/graph.rs:249:22
[INFO] [stdout]     |
[INFO] [stdout] 249 |         .filter(|(i, x)| expected_bits.contains(i))
[INFO] [stdout]     |                      ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/bin/graph.rs:253:22
[INFO] [stdout]     |
[INFO] [stdout] 253 |         .filter(|(i, x)| expected_bits.contains(i))
[INFO] [stdout]     |                      ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `delta`
[INFO] [stdout]    --> src/bin/graph.rs:259:4
[INFO] [stdout]     |
[INFO] [stdout] 259 | fn delta(minuend: &BitField, subtrahend: &BitField, shift_amt: usize) -> i64 {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/lib.rs:109:52
[INFO] [stdout]     |
[INFO] [stdout] 109 | pub fn decrypt(c: CipherText, pri_key: PrivateKey, n: usize, h: usize) -> PlainText {
[INFO] [stdout]     |                                                    ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bitstring`
[INFO] [stdout]    --> src/bit_field.rs:183:32
[INFO] [stdout]     |
[INFO] [stdout] 183 |             BitField::Dense(n, bitstring) => {
[INFO] [stdout]     |                                ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bitstring`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vec`
[INFO] [stdout]    --> src/bit_field.rs:186:33
[INFO] [stdout]     |
[INFO] [stdout] 186 |             BitField::Sparse(n, vec, modulus) => {
[INFO] [stdout]     |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_vec`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vec`
[INFO] [stdout]    --> src/bit_field.rs:362:33
[INFO] [stdout]     |
[INFO] [stdout] 362 |             BitField::Sparse(n, vec, offset) => { *offset = *offset - FiniteRing::new(*n, k); },
[INFO] [stdout]     |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_vec`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/bit_field.rs:363:29
[INFO] [stdout]     |
[INFO] [stdout] 363 |             BitField::Dense(n, bitstring) => { *bitstring <<= k; }
[INFO] [stdout]     |                             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vec`
[INFO] [stdout]    --> src/bit_field.rs:371:33
[INFO] [stdout]     |
[INFO] [stdout] 371 |             BitField::Sparse(n, vec, offset) => { *offset = *offset + FiniteRing::new(*n, k); },
[INFO] [stdout]     |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_vec`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/bit_field.rs:372:29
[INFO] [stdout]     |
[INFO] [stdout] 372 |             BitField::Dense(n, bitstring) => { *bitstring >>= k; }
[INFO] [stdout]     |                             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.14s
[INFO] running `Command { std: "docker" "inspect" "ae0644ea21021f37faa1bc665149bd56f0481f1e2532d8ec373d1d7ebc55d000", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae0644ea21021f37faa1bc665149bd56f0481f1e2532d8ec373d1d7ebc55d000", kill_on_drop: false }`
[INFO] [stdout] ae0644ea21021f37faa1bc665149bd56f0481f1e2532d8ec373d1d7ebc55d000
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b1c15b478b08d814fb9846515199ae61703575d27288124ea6cdf43533055f45
[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" "b1c15b478b08d814fb9846515199ae61703575d27288124ea6cdf43533055f45", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `max`
[INFO] [stderr]  --> src/bit_field.rs:3:21
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::cmp::{min, max};
[INFO] [stderr]   |                     ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]    --> src/lib.rs:109:52
[INFO] [stderr]     |
[INFO] [stderr] 109 | pub fn decrypt(c: CipherText, pri_key: PrivateKey, n: usize, h: usize) -> PlainText {
[INFO] [stderr]     |                                                    ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `bitstring`
[INFO] [stderr]    --> src/bit_field.rs:183:32
[INFO] [stderr]     |
[INFO] [stderr] 183 |             BitField::Dense(n, bitstring) => {
[INFO] [stderr]     |                                ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bitstring`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `vec`
[INFO] [stderr]    --> src/bit_field.rs:186:33
[INFO] [stderr]     |
[INFO] [stderr] 186 |             BitField::Sparse(n, vec, modulus) => {
[INFO] [stderr]     |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_vec`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `vec`
[INFO] [stderr]    --> src/bit_field.rs:362:33
[INFO] [stderr]     |
[INFO] [stderr] 362 |             BitField::Sparse(n, vec, offset) => { *offset = *offset - FiniteRing::new(*n, k); },
[INFO] [stderr]     |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_vec`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]    --> src/bit_field.rs:363:29
[INFO] [stderr]     |
[INFO] [stderr] 363 |             BitField::Dense(n, bitstring) => { *bitstring <<= k; }
[INFO] [stderr]     |                             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `vec`
[INFO] [stderr]    --> src/bit_field.rs:371:33
[INFO] [stderr]     |
[INFO] [stderr] 371 |             BitField::Sparse(n, vec, offset) => { *offset = *offset + FiniteRing::new(*n, k); },
[INFO] [stderr]     |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_vec`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]    --> src/bit_field.rs:372:29
[INFO] [stderr]     |
[INFO] [stderr] 372 |             BitField::Dense(n, bitstring) => { *bitstring >>= k; }
[INFO] [stderr]     |                             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `max`
[INFO] [stderr]  --> src/bit_field.rs:3:21
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::cmp::{min, max};
[INFO] [stderr]   |                     ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]    --> src/lib.rs:109:52
[INFO] [stderr]     |
[INFO] [stderr] 109 | pub fn decrypt(c: CipherText, pri_key: PrivateKey, n: usize, h: usize) -> PlainText {
[INFO] [stderr]     |                                                    ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `bitstring`
[INFO] [stderr]    --> src/bit_field.rs:183:32
[INFO] [stderr]     |
[INFO] [stderr] 183 |             BitField::Dense(n, bitstring) => {
[INFO] [stderr]     |                                ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bitstring`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `vec`
[INFO] [stderr]    --> src/bit_field.rs:186:33
[INFO] [stderr]     |
[INFO] [stderr] 186 |             BitField::Sparse(n, vec, modulus) => {
[INFO] [stderr]     |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_vec`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `vec`
[INFO] [stderr]    --> src/bit_field.rs:362:33
[INFO] [stderr]     |
[INFO] [stderr] 362 |             BitField::Sparse(n, vec, offset) => { *offset = *offset - FiniteRing::new(*n, k); },
[INFO] [stderr]     |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_vec`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]    --> src/bit_field.rs:363:29
[INFO] [stderr]     |
[INFO] [stderr] 363 |             BitField::Dense(n, bitstring) => { *bitstring <<= k; }
[INFO] [stderr]     |                             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `vec`
[INFO] [stderr]    --> src/bit_field.rs:371:33
[INFO] [stderr]     |
[INFO] [stderr] 371 |             BitField::Sparse(n, vec, offset) => { *offset = *offset + FiniteRing::new(*n, k); },
[INFO] [stderr]     |                                 ^^^ help: if this is intentional, prefix it with an underscore: `_vec`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]    --> src/bit_field.rs:372:29
[INFO] [stderr]     |
[INFO] [stderr] 372 |             BitField::Dense(n, bitstring) => { *bitstring >>= k; }
[INFO] [stderr]     |                             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashSet`
[INFO] [stderr]  --> src/bin/graph.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::collections::HashSet;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pub_key`
[INFO] [stderr]   --> src/bin/graph.rs:43:14
[INFO] [stderr]    |
[INFO] [stderr] 43 |         let (pub_key, (f, g), (a, b), c) = initialize(n, h);
[INFO] [stderr]    |              ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pub_key`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `b`
[INFO] [stderr]   --> src/bin/graph.rs:43:35
[INFO] [stderr]    |
[INFO] [stderr] 43 |         let (pub_key, (f, g), (a, b), c) = initialize(n, h);
[INFO] [stderr]    |                                   ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `deltas`
[INFO] [stderr]   --> src/bin/graph.rs:87:14
[INFO] [stderr]    |
[INFO] [stderr] 87 |         let (deltas, xs, y, w, z) = generate_reductions(n, &f, &a, &cg);
[INFO] [stderr]    |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_deltas`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]    --> src/bin/graph.rs:240:22
[INFO] [stderr]     |
[INFO] [stderr] 240 |         .filter(|(i, x)| expected_bits.contains(i))
[INFO] [stderr]     |                      ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/bin/graph.rs:241:16
[INFO] [stderr]     |
[INFO] [stderr] 241 |         .map(|(i, x)| *x)
[INFO] [stderr]     |                ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]    --> src/bin/graph.rs:245:22
[INFO] [stderr]     |
[INFO] [stderr] 245 |         .filter(|(i, x)| !expected_bits.contains(i))
[INFO] [stderr]     |                      ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]    --> src/bin/graph.rs:249:22
[INFO] [stderr]     |
[INFO] [stderr] 249 |         .filter(|(i, x)| expected_bits.contains(i))
[INFO] [stderr]     |                      ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]    --> src/bin/graph.rs:253:22
[INFO] [stderr]     |
[INFO] [stderr] 253 |         .filter(|(i, x)| expected_bits.contains(i))
[INFO] [stderr]     |                      ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `delta`
[INFO] [stderr]    --> src/bin/graph.rs:259:4
[INFO] [stderr]     |
[INFO] [stderr] 259 | fn delta(minuend: &BitField, subtrahend: &BitField, shift_amt: usize) -> i64 {
[INFO] [stderr]     |    ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mersennepkc-3da2006977ff51a6
[INFO] [stdout] 
[INFO] [stdout] running 37 tests
[INFO] [stdout] test bit_field::tests::add_assign_with_overflow ... ok
[INFO] [stdout] test bit_field::tests::div_assign_without_overflow ... ok
[INFO] [stdout] test bit_field::tests::hamming_weight ... ok
[INFO] [stdout] test bit_field::tests::display ... ok
[INFO] [stdout] test bit_field::tests::construct_dense_field_from_string ... ok
[INFO] [stdout] test bit_field::tests::dense_to_sparse ... ok
[INFO] [stdout] test bit_field::tests::div_assign_with_overflow ... ok
[INFO] [stdout] test bit_field::tests::construct_sparse_field_from_string ... ok
[INFO] [stdout] test bit_field::tests::add_assign_without_overflow ... ok
[INFO] [stdout] test bit_field::tests::all_set_bits ... ok
[INFO] [stdout] test bit_field::tests::index_sparse_with_offset ... ok
[INFO] [stdout] test bit_field::tests::index_sparse_without_offset ... ok
[INFO] [stdout] test bit_field::tests::mul_assign_without_overflow ... ok
[INFO] [stdout] test finite_ring::tests::add_nowrap_val_correct ... ok
[INFO] [stdout] test finite_ring::tests::add_wrap_modulus_correct ... ok
[INFO] [stdout] test finite_ring::tests::add_wrap_val_correct ... ok
[INFO] [stdout] test finite_ring::tests::add_zero_modulus_correct ... ok
[INFO] [stdout] test finite_ring::tests::add_zero_val_correct ... ok
[INFO] [stdout] test finite_ring::tests::eq ... ok
[INFO] [stdout] test bit_field::tests::normalize ... ok
[INFO] [stdout] test finite_ring::tests::neq ... ok
[INFO] [stdout] test bit_field::tests::sparse_to_dense_with_offset ... ok
[INFO] [stdout] test bit_field::tests::sparse_to_dense_without_offset ... ok
[INFO] [stdout] test finite_ring::tests::new_val_changes_if_greater_than_modulus_but_less_than_2_modulus ... ok
[INFO] [stdout] test finite_ring::tests::add_modulus_val_correct ... ok
[INFO] [stdout] test finite_ring::tests::neg ... ok
[INFO] [stdout] test finite_ring::tests::new_val_changes_if_greater_than_modulus_but_less_than_5_modulus ... ok
[INFO] [stdout] test bit_field::tests::sub_assign_without_overflow ... ok
[INFO] [stdout] test bit_field::tests::mul_assign_with_overflow ... ok
[INFO] [stdout] test bit_field::tests::sub_assign_with_overflow ... ok
[INFO] [stdout] test finite_ring::tests::add_nowrap_modulus_correct ... ok
[INFO] [stdout] test finite_ring::tests::add_modulus_modulus_correct ... ok
[INFO] [stdout] test bit_field::tests::hamming_weight_change_upon_subtraction ... ok
[INFO] [stdout] test bit_field::tests::index_dense ... ok
[INFO] [stdout] test finite_ring::tests::new_val_remains_unchanged_if_less_than_modulus ... ok
[INFO] [stdout] test finite_ring::tests::pass_by_value ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/graph-b6ed12d3930d45b0
[INFO] [stdout] test bit_field::tests::new_uniform_random ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 37 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/main-36183c1861a54030
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mersennepkc
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b1c15b478b08d814fb9846515199ae61703575d27288124ea6cdf43533055f45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1c15b478b08d814fb9846515199ae61703575d27288124ea6cdf43533055f45", kill_on_drop: false }`
[INFO] [stdout] b1c15b478b08d814fb9846515199ae61703575d27288124ea6cdf43533055f45