[INFO] cloning repository https://github.com/Kerrex/Todem [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kerrex/Todem" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKerrex%2FTodem", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKerrex%2FTodem'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9ceb42473a5157803278571396c034acea57b172 [INFO] testing Kerrex/Todem against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKerrex%2FTodem" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Kerrex/Todem on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Kerrex/Todem [INFO] finished tweaking git repo https://github.com/Kerrex/Todem [INFO] tweaked toml for git repo https://github.com/Kerrex/Todem written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/Kerrex/Todem already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] c7f06c6bf9513836b32be1ada05055910a31ff414855713f2d62c02c7e59b781 [INFO] running `Command { std: "docker" "start" "-a" "c7f06c6bf9513836b32be1ada05055910a31ff414855713f2d62c02c7e59b781", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c7f06c6bf9513836b32be1ada05055910a31ff414855713f2d62c02c7e59b781", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c7f06c6bf9513836b32be1ada05055910a31ff414855713f2d62c02c7e59b781", kill_on_drop: false }` [INFO] [stdout] c7f06c6bf9513836b32be1ada05055910a31ff414855713f2d62c02c7e59b781 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] b1ecb9975dd9b79a52fc179d8edfba1a0041717a13859f40671249faa2b20ffc [INFO] running `Command { std: "docker" "start" "-a" "b1ecb9975dd9b79a52fc179d8edfba1a0041717a13859f40671249faa2b20ffc", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.45 [INFO] [stderr] Compiling rand_core v0.3.0 [INFO] [stderr] Compiling futures v0.1.25 [INFO] [stderr] Compiling byteorder v1.2.7 [INFO] [stderr] Compiling lazy_static v1.2.0 [INFO] [stderr] Compiling scopeguard v0.3.3 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling slab v0.4.1 [INFO] [stderr] Compiling stable_deref_trait v1.1.1 [INFO] [stderr] Compiling lazycell v1.2.1 [INFO] [stderr] Compiling arrayvec v0.4.9 [INFO] [stderr] Compiling cc v1.0.28 [INFO] [stderr] Compiling nodrop v0.1.13 [INFO] [stderr] Compiling pkg-config v0.3.14 [INFO] [stderr] Compiling memoffset v0.2.1 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling itoa v0.4.3 [INFO] [stderr] Compiling openssl v0.10.16 [INFO] [stderr] Compiling serde v1.0.82 [INFO] [stderr] Compiling httparse v1.3.3 [INFO] [stderr] Compiling crc32fast v1.1.2 [INFO] [stderr] Compiling indexmap v1.0.2 [INFO] [stderr] Compiling string v0.1.2 [INFO] [stderr] Compiling native-tls v0.2.2 [INFO] [stderr] Compiling ryu v0.2.7 [INFO] [stderr] Compiling unicode-normalization v0.1.7 [INFO] [stderr] Compiling encoding_rs v0.8.13 [INFO] [stderr] Compiling ucd-util v0.1.3 [INFO] [stderr] Compiling dtoa v0.4.3 [INFO] [stderr] Compiling adler32 v1.0.3 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Compiling safemem v0.3.0 [INFO] [stderr] Compiling utf8-ranges v1.0.2 [INFO] [stderr] Compiling log v0.4.6 [INFO] [stderr] Compiling crossbeam-utils v0.6.3 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling unicase v2.2.0 [INFO] [stderr] Compiling memchr v2.1.2 [INFO] [stderr] Compiling owning_ref v0.4.0 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling rand_core v0.2.2 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_xorshift v0.1.0 [INFO] [stderr] Compiling regex-syntax v0.6.4 [INFO] [stderr] Compiling base64 v0.9.3 [INFO] [stderr] Compiling smallvec v0.6.7 [INFO] [stderr] Compiling lock_api v0.1.5 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Compiling rand_chacha v0.1.0 [INFO] [stderr] Compiling rand_pcg v0.1.1 [INFO] [stderr] Compiling rand v0.6.1 [INFO] [stderr] Compiling libflate v0.1.19 [INFO] [stderr] Compiling phf_shared v0.7.23 [INFO] [stderr] Compiling mime v0.3.12 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling rand v0.5.5 [INFO] [stderr] Compiling num_cpus v1.9.0 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling time v0.1.41 [INFO] [stderr] Compiling phf v0.7.23 [INFO] [stderr] Compiling crossbeam-epoch v0.7.0 [INFO] [stderr] Compiling bytes v0.4.11 [INFO] [stderr] Compiling tokio-executor v0.1.5 [INFO] [stderr] Compiling futures-cpupool v0.1.8 [INFO] [stderr] Compiling want v0.0.6 [INFO] [stderr] Compiling mio v0.6.16 [INFO] [stderr] Compiling aho-corasick v0.6.9 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling crossbeam-deque v0.6.3 [INFO] [stderr] Compiling openssl-sys v0.9.40 [INFO] [stderr] Compiling tokio-current-thread v0.1.4 [INFO] [stderr] Compiling tokio-timer v0.2.8 [INFO] [stderr] Compiling tokio-io v0.1.10 [INFO] [stderr] Compiling http v0.1.14 [INFO] [stderr] Compiling phf_generator v0.7.23 [INFO] [stderr] Compiling uuid v0.7.1 [INFO] [stderr] Compiling url v1.7.2 [INFO] [stderr] Compiling mio-uds v0.6.7 [INFO] [stderr] Compiling tokio-codec v0.1.1 [INFO] [stderr] Compiling phf_codegen v0.7.23 [INFO] [stderr] Compiling parking_lot v0.6.4 [INFO] [stderr] Compiling tokio-threadpool v0.1.9 [INFO] [stderr] Compiling mime_guess v2.0.0-alpha.6 [INFO] [stderr] Compiling tokio-reactor v0.1.7 [INFO] [stderr] Compiling tokio-uds v0.2.4 [INFO] [stderr] Compiling tokio-tcp v0.1.2 [INFO] [stderr] Compiling tokio-udp v0.1.3 [INFO] [stderr] Compiling tokio-fs v0.1.4 [INFO] [stderr] Compiling tokio v0.1.13 [INFO] [stderr] Compiling h2 v0.1.14 [INFO] [stderr] Compiling serde_urlencoded v0.5.4 [INFO] [stderr] Compiling serde_json v1.0.33 [INFO] [stderr] Compiling hyper v0.12.19 [INFO] [stderr] Compiling hyper-tls v0.3.1 [INFO] [stderr] Compiling reqwest v0.9.5 [INFO] [stderr] Compiling todem v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `reqwest::Response` [INFO] [stdout] --> src/licence.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use reqwest::Response; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `reqwest::Result` [INFO] [stdout] --> src/licence.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use reqwest::Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `regex::Regex` [INFO] [stdout] --> src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use regex::Regex; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `licence::Licence` [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use licence::Licence; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `buffer` [INFO] [stdout] --> src/main.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | let mut buffer = String::new(); [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_buffer` [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/main.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | let mut buffer = String::new(); [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/main.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 42 | let mut handle = stdin.lock(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 50s [INFO] running `Command { std: "docker" "inspect" "b1ecb9975dd9b79a52fc179d8edfba1a0041717a13859f40671249faa2b20ffc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b1ecb9975dd9b79a52fc179d8edfba1a0041717a13859f40671249faa2b20ffc", kill_on_drop: false }` [INFO] [stdout] b1ecb9975dd9b79a52fc179d8edfba1a0041717a13859f40671249faa2b20ffc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 076cdcd2855e76f2f3e45fe3da569bc83ccadc524a4e9f23db59760c5458cfd5 [INFO] running `Command { std: "docker" "start" "-a" "076cdcd2855e76f2f3e45fe3da569bc83ccadc524a4e9f23db59760c5458cfd5", kill_on_drop: false }` [INFO] [stderr] Compiling todem v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `reqwest::Response` [INFO] [stdout] --> src/licence.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use reqwest::Response; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `reqwest::Result` [INFO] [stdout] --> src/licence.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use reqwest::Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `regex::Regex` [INFO] [stdout] --> src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use regex::Regex; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `licence::Licence` [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use licence::Licence; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `buffer` [INFO] [stdout] --> src/main.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | let mut buffer = String::new(); [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_buffer` [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/main.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | let mut buffer = String::new(); [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/main.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 42 | let mut handle = stdin.lock(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.03s [INFO] running `Command { std: "docker" "inspect" "076cdcd2855e76f2f3e45fe3da569bc83ccadc524a4e9f23db59760c5458cfd5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "076cdcd2855e76f2f3e45fe3da569bc83ccadc524a4e9f23db59760c5458cfd5", kill_on_drop: false }` [INFO] [stdout] 076cdcd2855e76f2f3e45fe3da569bc83ccadc524a4e9f23db59760c5458cfd5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] ec921de5e20b3be6a11146c3bcb4d6e82512c3a1730160c6697eb5147ee069ae [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" "ec921de5e20b3be6a11146c3bcb4d6e82512c3a1730160c6697eb5147ee069ae", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `reqwest::Response` [INFO] [stderr] --> src/licence.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use reqwest::Response; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `reqwest::Result` [INFO] [stderr] --> src/licence.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use reqwest::Result; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `regex::Regex` [INFO] [stderr] --> src/main.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | use regex::Regex; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `licence::Licence` [INFO] [stderr] --> src/main.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | use licence::Licence; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `buffer` [INFO] [stderr] --> src/main.rs:39:9 [INFO] [stderr] | [INFO] [stderr] 39 | let mut buffer = String::new(); [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_buffer` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:39:9 [INFO] [stderr] | [INFO] [stderr] 39 | let mut buffer = String::new(); [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:42:9 [INFO] [stderr] | [INFO] [stderr] 42 | let mut handle = stdin.lock(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.14s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/todem-a5547fac79f99cf9 [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" "ec921de5e20b3be6a11146c3bcb4d6e82512c3a1730160c6697eb5147ee069ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec921de5e20b3be6a11146c3bcb4d6e82512c3a1730160c6697eb5147ee069ae", kill_on_drop: false }` [INFO] [stdout] ec921de5e20b3be6a11146c3bcb4d6e82512c3a1730160c6697eb5147ee069ae