[INFO] cloning repository https://github.com/IpWoo/asha
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/IpWoo/asha" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIpWoo%2Fasha", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIpWoo%2Fasha'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 83c59f0017c188603fb4b2262482cb5c0fee9472
[INFO] checking IpWoo/asha against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIpWoo%2Fasha" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/IpWoo/asha on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/IpWoo/asha
[INFO] finished tweaking git repo https://github.com/IpWoo/asha
[INFO] tweaked toml for git repo https://github.com/IpWoo/asha written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/IpWoo/asha already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: path `/workspace/builds/worker-3/source/src/asha.rs` was erroneously implicitly accepted for binary `asha`,
[INFO] [stderr] please set bin.path in Cargo.toml
[INFO] [stderr] warning: unused manifest key: feature
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 640b45fc6e1e85e5912cc30204e188d9ac80f066bc8251d292e2dfd1000b5963
[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" "640b45fc6e1e85e5912cc30204e188d9ac80f066bc8251d292e2dfd1000b5963", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "640b45fc6e1e85e5912cc30204e188d9ac80f066bc8251d292e2dfd1000b5963", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "640b45fc6e1e85e5912cc30204e188d9ac80f066bc8251d292e2dfd1000b5963", kill_on_drop: false }`
[INFO] [stdout] 640b45fc6e1e85e5912cc30204e188d9ac80f066bc8251d292e2dfd1000b5963
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 80c9fc991785c4f52aae3aa7cd5443807a9c63c9b4a8439bfe55626d257d6207
[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" "80c9fc991785c4f52aae3aa7cd5443807a9c63c9b4a8439bfe55626d257d6207", kill_on_drop: false }`
[INFO] [stderr] warning: path `/opt/rustwide/workdir/src/asha.rs` was erroneously implicitly accepted for binary `asha`,
[INFO] [stderr] please set bin.path in Cargo.toml
[INFO] [stderr] warning: unused manifest key: feature
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking asha v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `mods::iterators`
[INFO] [stdout]  --> src/asha.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use mods::iterators;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `mods::iterators`
[INFO] [stdout]  --> src/asha.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use mods::iterators;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `map`
[INFO] [stdout]   --> src/mods/iterators.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |     let map = range_for_map.map(|x| println!("{}", x));
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_map`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/mods/iterators.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let mut range = 0..3;
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/mods/iterators.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let mut iter = a.iter();
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fn_range`
[INFO] [stdout]  --> src/mods/iterators.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn fn_range() {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fn_iter`
[INFO] [stdout]   --> src/mods/iterators.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn fn_iter() {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fn_collect`
[INFO] [stdout]   --> src/mods/iterators.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub fn fn_collect() {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fn_map`
[INFO] [stdout]   --> src/mods/iterators.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub fn fn_map() {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `mods_intro`
[INFO] [stdout]  --> src/mods/mod.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn mods_intro() {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `changeValue` should have a snake case name
[INFO] [stdout]   --> src/mods/ownership.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn changeValue(mut value:i32) {
[INFO] [stdout]    |    ^^^^^^^^^^^ help: convert the identifier to snake case: `change_value`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `changeValue2` should have a snake case name
[INFO] [stdout]   --> src/mods/ownership.rs:42:4
[INFO] [stdout]    |
[INFO] [stdout] 42 | fn changeValue2(value:Vec<i32>) -> Vec<i32>{
[INFO] [stdout]    |    ^^^^^^^^^^^^ help: convert the identifier to snake case: `change_value2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `map`
[INFO] [stdout]   --> src/mods/iterators.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |     let map = range_for_map.map(|x| println!("{}", x));
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_map`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/mods/iterators.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let mut range = 0..3;
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/mods/iterators.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let mut iter = a.iter();
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fn_range`
[INFO] [stdout]  --> src/mods/iterators.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn fn_range() {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fn_iter`
[INFO] [stdout]   --> src/mods/iterators.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn fn_iter() {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fn_collect`
[INFO] [stdout]   --> src/mods/iterators.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub fn fn_collect() {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fn_map`
[INFO] [stdout]   --> src/mods/iterators.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub fn fn_map() {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `mods_intro`
[INFO] [stdout]  --> src/mods/mod.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn mods_intro() {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `changeValue` should have a snake case name
[INFO] [stdout]   --> src/mods/ownership.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn changeValue(mut value:i32) {
[INFO] [stdout]    |    ^^^^^^^^^^^ help: convert the identifier to snake case: `change_value`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `changeValue2` should have a snake case name
[INFO] [stdout]   --> src/mods/ownership.rs:42:4
[INFO] [stdout]    |
[INFO] [stdout] 42 | fn changeValue2(value:Vec<i32>) -> Vec<i32>{
[INFO] [stdout]    |    ^^^^^^^^^^^^ help: convert the identifier to snake case: `change_value2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "80c9fc991785c4f52aae3aa7cd5443807a9c63c9b4a8439bfe55626d257d6207", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80c9fc991785c4f52aae3aa7cd5443807a9c63c9b4a8439bfe55626d257d6207", kill_on_drop: false }`
[INFO] [stdout] 80c9fc991785c4f52aae3aa7cd5443807a9c63c9b4a8439bfe55626d257d6207