[INFO] cloning repository https://github.com/Hypnoes/algor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Hypnoes/algor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHypnoes%2Falgor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHypnoes%2Falgor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e825f52c5ae77e316b9b70ad75a824b4fa227120
[INFO] checking Hypnoes/algor against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHypnoes%2Falgor" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Hypnoes/algor on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Hypnoes/algor
[INFO] finished tweaking git repo https://github.com/Hypnoes/algor
[INFO] tweaked toml for git repo https://github.com/Hypnoes/algor written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/Hypnoes/algor already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e5fabc02be8a860dc5c1fad421933c3905189d1840187c7e387feb73edda78d5
[INFO] running `Command { std: "docker" "start" "-a" "e5fabc02be8a860dc5c1fad421933c3905189d1840187c7e387feb73edda78d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5fabc02be8a860dc5c1fad421933c3905189d1840187c7e387feb73edda78d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5fabc02be8a860dc5c1fad421933c3905189d1840187c7e387feb73edda78d5", kill_on_drop: false }`
[INFO] [stdout] e5fabc02be8a860dc5c1fad421933c3905189d1840187c7e387feb73edda78d5
[INFO] running `Command { std: "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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b8905b7701c221072cad7356b4c49bc62820c637cf508b04d5b825a488dc01cc
[INFO] running `Command { std: "docker" "start" "-a" "b8905b7701c221072cad7356b4c49bc62820c637cf508b04d5b825a488dc01cc", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking algor v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/bin/shuffer_exam.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/lib/matrix.rs (1 fix)
[INFO] [stdout] warning: function is never used: `binary_search`
[INFO] [stdout]  --> src/lib/binary_search.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn binary_search(key: usize, a: &[usize]) -> Result<usize, &'static str> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `binary_search_r`
[INFO] [stdout]   --> src/lib/binary_search.rs:20:4
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn binary_search_r(key: usize, a: &[usize]) -> Result<usize, &'static str> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `binomial`
[INFO] [stdout]  --> src/lib/binomail.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn binomial(n: i32, k: i32, p: f64) -> f64 {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `binomial_unrecursive`
[INFO] [stdout]   --> src/lib/binomail.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn binomial_unrecursive(n: i32, k: i32, p: f64) -> f64 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `arrangement`
[INFO] [stdout]   --> src/lib/binomail.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn arrangement(m: i32, n: i32) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `combination`
[INFO] [stdout]   --> src/lib/binomail.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn combination(m: i32, n: i32) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `factorial`
[INFO] [stdout]   --> src/lib/binomail.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub fn factorial(n: i32) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `containner`
[INFO] [stdout]  --> src/lib/matrix.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     containner: Box<Vec<Vec<T>>>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `size`
[INFO] [stdout]  --> src/lib/matrix.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     size: (usize, usize),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `binary_search`
[INFO] [stdout]  --> src/lib/binary_search.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn binary_search(key: usize, a: &[usize]) -> Result<usize, &'static str> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `binary_search_r`
[INFO] [stdout]   --> src/lib/binary_search.rs:20:4
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn binary_search_r(key: usize, a: &[usize]) -> Result<usize, &'static str> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `binomial`
[INFO] [stdout]  --> src/lib/binomail.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn binomial(n: i32, k: i32, p: f64) -> f64 {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `binomial_unrecursive`
[INFO] [stdout]   --> src/lib/binomail.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn binomial_unrecursive(n: i32, k: i32, p: f64) -> f64 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `arrangement`
[INFO] [stdout]   --> src/lib/binomail.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn arrangement(m: i32, n: i32) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `combination`
[INFO] [stdout]   --> src/lib/binomail.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn combination(m: i32, n: i32) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `factorial`
[INFO] [stdout]   --> src/lib/binomail.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub fn factorial(n: i32) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `containner`
[INFO] [stdout]  --> src/lib/matrix.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     containner: Box<Vec<Vec<T>>>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `size`
[INFO] [stdout]  --> src/lib/matrix.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     size: (usize, usize),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.40s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking algor v0.1.0 (/tmp/fixit)
[INFO] [stdout] warning: function is never used: `binary_search`
[INFO] [stdout]  --> src/lib/binary_search.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn binary_search(key: usize, a: &[usize]) -> Result<usize, &'static str> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `binary_search`
[INFO] [stdout]  --> src/lib/binary_search.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn binary_search(key: usize, a: &[usize]) -> Result<usize, &'static str> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `binary_search_r`
[INFO] [stdout]   --> src/lib/binary_search.rs:20:4
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn binary_search_r(key: usize, a: &[usize]) -> Result<usize, &'static str> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `binary_search_r`
[INFO] [stdout]   --> src/lib/binary_search.rs:20:4
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn binary_search_r(key: usize, a: &[usize]) -> Result<usize, &'static str> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `binomial`
[INFO] [stdout]  --> src/lib/binomail.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn binomial(n: i32, k: i32, p: f64) -> f64 {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `binomial`
[INFO] [stdout]  --> src/lib/binomail.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn binomial(n: i32, k: i32, p: f64) -> f64 {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `binomial_unrecursive`
[INFO] [stdout]   --> src/lib/binomail.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn binomial_unrecursive(n: i32, k: i32, p: f64) -> f64 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `binomial_unrecursive`
[INFO] [stdout]   --> src/lib/binomail.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn binomial_unrecursive(n: i32, k: i32, p: f64) -> f64 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `arrangement`
[INFO] [stdout]   --> src/lib/binomail.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn arrangement(m: i32, n: i32) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `combination`
[INFO] [stdout]   --> src/lib/binomail.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn combination(m: i32, n: i32) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `factorial`
[INFO] [stdout]   --> src/lib/binomail.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub fn factorial(n: i32) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `arrangement`
[INFO] [stdout]   --> src/lib/binomail.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn arrangement(m: i32, n: i32) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `containner`
[INFO] [stdout]  --> src/lib/matrix.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     containner: Box<Vec<Vec<T>>>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `combination`
[INFO] [stdout]   --> src/lib/binomail.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub fn combination(m: i32, n: i32) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `size`
[INFO] [stdout]  --> src/lib/matrix.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     size: (usize, usize),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `factorial`
[INFO] [stdout]   --> src/lib/binomail.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub fn factorial(n: i32) -> i32 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `containner`
[INFO] [stdout]  --> src/lib/matrix.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     containner: Box<Vec<Vec<T>>>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `size`
[INFO] [stdout]  --> src/lib/matrix.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     size: (usize, usize),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "b8905b7701c221072cad7356b4c49bc62820c637cf508b04d5b825a488dc01cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8905b7701c221072cad7356b4c49bc62820c637cf508b04d5b825a488dc01cc", kill_on_drop: false }`
[INFO] [stdout] b8905b7701c221072cad7356b4c49bc62820c637cf508b04d5b825a488dc01cc