[INFO] cloning repository https://github.com/maelhos/decode_moi_ca
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maelhos/decode_moi_ca" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaelhos%2Fdecode_moi_ca", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaelhos%2Fdecode_moi_ca'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 18f9704d98dfeeaf3c7c54113ef58816baa3fbd8
[INFO] checking maelhos/decode_moi_ca against try#943e2200e35c3825486c4671b6cab0107a07f8c1 for pr-148952
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaelhos%2Fdecode_moi_ca" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/maelhos/decode_moi_ca
[INFO] finished tweaking git repo https://github.com/maelhos/decode_moi_ca
[INFO] tweaked toml for git repo https://github.com/maelhos/decode_moi_ca written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/maelhos/decode_moi_ca on toolchain 943e2200e35c3825486c4671b6cab0107a07f8c1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/maelhos/decode_moi_ca 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" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 40ed84d7504e1bdaf135b2d068e14d373ac8a7adcf59414e078f6fcef09c09da
[INFO] running `Command { std: "docker" "start" "-a" "40ed84d7504e1bdaf135b2d068e14d373ac8a7adcf59414e078f6fcef09c09da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40ed84d7504e1bdaf135b2d068e14d373ac8a7adcf59414e078f6fcef09c09da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40ed84d7504e1bdaf135b2d068e14d373ac8a7adcf59414e078f6fcef09c09da", kill_on_drop: false }`
[INFO] [stdout] 40ed84d7504e1bdaf135b2d068e14d373ac8a7adcf59414e078f6fcef09c09da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f4952e08ef44ebbbb3d3ed24b7accde214ac6fb54cd79f5cba5a22f57a4480d
[INFO] running `Command { std: "docker" "start" "-a" "8f4952e08ef44ebbbb3d3ed24b7accde214ac6fb54cd79f5cba5a22f57a4480d", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.6.8
[INFO] [stderr]    Compiling m4ri-sys v0.3.3
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling rug v1.28.0
[INFO] [stderr]    Compiling pest v2.8.3
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling semver-parser v0.10.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking serde_json v1.0.145
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling vob v2.0.6
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking m4ri-rust v0.4.0
[INFO] [stderr]     Checking decode_moi_ca v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::bf::decode_bf`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::bf::decode_bf;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/dummer.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/dummer.rs:37:14
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let w1 = ((w + 1) / 2);
[INFO] [stdout]    |              ^           ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 37 -     let w1 = ((w + 1) / 2);
[INFO] [stdout] 37 +     let w1 = (w + 1) / 2 ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]  --> src/bf.rs:4:49
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn decode_bf(H: &Vec<Integer>, s: &Integer, k: usize, n: usize, w: usize) -> Option<Integer> {
[INFO] [stdout]   |                                                 ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/dummer.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     n: usize,
[INFO] [stdout]    |     ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `decode_bf` is never used
[INFO] [stdout]  --> src/bf.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn decode_bf(H: &Vec<Integer>, s: &Integer, k: usize, n: usize, w: usize) -> Option<Integer> {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mul_weight` is never used
[INFO] [stdout]   --> src/dummer.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn mul_weight(M: &Vec<Integer>, v: &Integer) -> u32 {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `H` should have a snake case name
[INFO] [stdout]   --> src/main.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let (H, s, w, k, n) = parser::parse_challenge(path);
[INFO] [stdout]    |          ^ help: convert the identifier to snake case: `h`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `H` should have a snake case name
[INFO] [stdout]  --> src/bf.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn decode_bf(H: &Vec<Integer>, s: &Integer, k: usize, n: usize, w: usize) -> Option<Integer> {
[INFO] [stdout]   |                  ^ help: convert the identifier to snake case: `h`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `M` should have a snake case name
[INFO] [stdout]  --> src/dummer.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn mul(M: &Vec<Integer>, v: &Integer) -> Integer {
[INFO] [stdout]   |        ^ help: convert the identifier to snake case: `m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `M` should have a snake case name
[INFO] [stdout]   --> src/dummer.rs:15:15
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn mul_weight(M: &Vec<Integer>, v: &Integer) -> u32 {
[INFO] [stdout]    |               ^ help: convert the identifier to snake case: `m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `H` should have a snake case name
[INFO] [stdout]   --> src/dummer.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     H: &Vec<Integer>,
[INFO] [stdout]    |     ^ help: convert the identifier to snake case: `h`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `H1` should have a snake case name
[INFO] [stdout]   --> src/dummer.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let H1 = H
[INFO] [stdout]    |         ^^ help: convert the identifier to snake case: `h1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `H_T_right` should have a snake case name
[INFO] [stdout]   --> src/parser.rs:83:9
[INFO] [stdout]    |
[INFO] [stdout] 83 |     let H_T_right = (0..k)
[INFO] [stdout]    |         ^^^^^^^^^ help: convert the identifier to snake case: `h_t_right`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `H` should have a snake case name
[INFO] [stdout]    --> src/parser.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 113 |     let H = (0..k)
[INFO] [stdout]     |         ^ help: convert the identifier to snake case: `h`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::bf::decode_bf`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::bf::decode_bf;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/dummer.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/dummer.rs:37:14
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let w1 = ((w + 1) / 2);
[INFO] [stdout]    |              ^           ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 37 -     let w1 = ((w + 1) / 2);
[INFO] [stdout] 37 +     let w1 = (w + 1) / 2 ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]  --> src/bf.rs:4:49
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn decode_bf(H: &Vec<Integer>, s: &Integer, k: usize, n: usize, w: usize) -> Option<Integer> {
[INFO] [stdout]   |                                                 ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/dummer.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     n: usize,
[INFO] [stdout]    |     ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `decode_bf` is never used
[INFO] [stdout]  --> src/bf.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn decode_bf(H: &Vec<Integer>, s: &Integer, k: usize, n: usize, w: usize) -> Option<Integer> {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mul_weight` is never used
[INFO] [stdout]   --> src/dummer.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn mul_weight(M: &Vec<Integer>, v: &Integer) -> u32 {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `H` should have a snake case name
[INFO] [stdout]   --> src/main.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let (H, s, w, k, n) = parser::parse_challenge(path);
[INFO] [stdout]    |          ^ help: convert the identifier to snake case: `h`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `H` should have a snake case name
[INFO] [stdout]  --> src/bf.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn decode_bf(H: &Vec<Integer>, s: &Integer, k: usize, n: usize, w: usize) -> Option<Integer> {
[INFO] [stdout]   |                  ^ help: convert the identifier to snake case: `h`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `M` should have a snake case name
[INFO] [stdout]  --> src/dummer.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn mul(M: &Vec<Integer>, v: &Integer) -> Integer {
[INFO] [stdout]   |        ^ help: convert the identifier to snake case: `m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `M` should have a snake case name
[INFO] [stdout]   --> src/dummer.rs:15:15
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn mul_weight(M: &Vec<Integer>, v: &Integer) -> u32 {
[INFO] [stdout]    |               ^ help: convert the identifier to snake case: `m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `H` should have a snake case name
[INFO] [stdout]   --> src/dummer.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     H: &Vec<Integer>,
[INFO] [stdout]    |     ^ help: convert the identifier to snake case: `h`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `H1` should have a snake case name
[INFO] [stdout]   --> src/dummer.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let H1 = H
[INFO] [stdout]    |         ^^ help: convert the identifier to snake case: `h1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `H_T_right` should have a snake case name
[INFO] [stdout]   --> src/parser.rs:83:9
[INFO] [stdout]    |
[INFO] [stdout] 83 |     let H_T_right = (0..k)
[INFO] [stdout]    |         ^^^^^^^^^ help: convert the identifier to snake case: `h_t_right`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `H` should have a snake case name
[INFO] [stdout]    --> src/parser.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 113 |     let H = (0..k)
[INFO] [stdout]     |         ^ help: convert the identifier to snake case: `h`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5m 36s
[INFO] running `Command { std: "docker" "inspect" "8f4952e08ef44ebbbb3d3ed24b7accde214ac6fb54cd79f5cba5a22f57a4480d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f4952e08ef44ebbbb3d3ed24b7accde214ac6fb54cd79f5cba5a22f57a4480d", kill_on_drop: false }`
[INFO] [stdout] 8f4952e08ef44ebbbb3d3ed24b7accde214ac6fb54cd79f5cba5a22f57a4480d