[INFO] cloning repository https://github.com/ajmwagar/calc [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ajmwagar/calc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fajmwagar%2Fcalc", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fajmwagar%2Fcalc'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b55f230da5f96e8f4dcefe34c55133e559de521b [INFO] testing ajmwagar/calc against beta-2021-09-08 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fajmwagar%2Fcalc" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ajmwagar/calc on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ajmwagar/calc [INFO] finished tweaking git repo https://github.com/ajmwagar/calc [INFO] tweaked toml for git repo https://github.com/ajmwagar/calc written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/ajmwagar/calc already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1f752b9ef6c0564a1cc4fcbe018b87a4a6b7c9c1ac89170f7211fd80d07bcb41 [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" "1f752b9ef6c0564a1cc4fcbe018b87a4a6b7c9c1ac89170f7211fd80d07bcb41", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1f752b9ef6c0564a1cc4fcbe018b87a4a6b7c9c1ac89170f7211fd80d07bcb41", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1f752b9ef6c0564a1cc4fcbe018b87a4a6b7c9c1ac89170f7211fd80d07bcb41", kill_on_drop: false }` [INFO] [stdout] 1f752b9ef6c0564a1cc4fcbe018b87a4a6b7c9c1ac89170f7211fd80d07bcb41 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] aba8fcc61308386abb5ad13b8d6a76cd40ab30b4c48bf05be21f1f90c91598df [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" "aba8fcc61308386abb5ad13b8d6a76cd40ab30b4c48bf05be21f1f90c91598df", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling rand_core v0.2.0 [INFO] [stderr] Compiling libc v0.2.41 [INFO] [stderr] Compiling rand v0.5.0 [INFO] [stderr] Compiling calc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `rand::prelude::*` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use rand::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/main.rs:11:29 [INFO] [stdout] | [INFO] [stdout] 11 | loop { let _ = $xs; break; } [INFO] [stdout] | ^^^^^^ unreachable statement [INFO] [stdout] ... [INFO] [stdout] 138 | "Cleared!" => block!({ break; }), [INFO] [stdout] | ------------------ [INFO] [stdout] | | | [INFO] [stdout] | | any code following this expression is unreachable [INFO] [stdout] | in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] = note: this warning originates in the macro `block` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/main.rs:11:29 [INFO] [stdout] | [INFO] [stdout] 11 | loop { let _ = $xs; break; } [INFO] [stdout] | ^^^^^^ unreachable statement [INFO] [stdout] ... [INFO] [stdout] 140 | "Goodbye!" => block!({ break; }), [INFO] [stdout] | ------------------ [INFO] [stdout] | | | [INFO] [stdout] | | any code following this expression is unreachable [INFO] [stdout] | in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `block` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/main.rs:11:29 [INFO] [stdout] | [INFO] [stdout] 11 | loop { let _ = $xs; break; } [INFO] [stdout] | ^^^^^^ unreachable statement [INFO] [stdout] ... [INFO] [stdout] 142 | "Please enter a valid expression." => block!({ break; }), [INFO] [stdout] | ------------------ [INFO] [stdout] | | | [INFO] [stdout] | | any code following this expression is unreachable [INFO] [stdout] | in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `block` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/main.rs:218:5 [INFO] [stdout] | [INFO] [stdout] 217 | std::process::exit(code); [INFO] [stdout] | ------------------------ any code following this expression is unreachable [INFO] [stdout] 218 | return "Goodbye!".to_string(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `string_help` [INFO] [stdout] --> src/main.rs:132:9 [INFO] [stdout] | [INFO] [stdout] 132 | let string_help = HELP.to_string(); [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_string_help` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `print` [INFO] [stdout] --> src/main.rs:135:9 [INFO] [stdout] | [INFO] [stdout] 135 | let print: bool; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_print` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:160:21 [INFO] [stdout] | [INFO] [stdout] 160 | fn parse(s: String, mut ans: f64) -> String { [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: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.56s [INFO] running `Command { std: "docker" "inspect" "aba8fcc61308386abb5ad13b8d6a76cd40ab30b4c48bf05be21f1f90c91598df", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aba8fcc61308386abb5ad13b8d6a76cd40ab30b4c48bf05be21f1f90c91598df", kill_on_drop: false }` [INFO] [stdout] aba8fcc61308386abb5ad13b8d6a76cd40ab30b4c48bf05be21f1f90c91598df [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] 5ecd975f49b2b69df84b1fa081d068eef4f8eb1f7076a33afbfe11426427f104 [INFO] running `Command { std: "docker" "start" "-a" "5ecd975f49b2b69df84b1fa081d068eef4f8eb1f7076a33afbfe11426427f104", kill_on_drop: false }` [INFO] [stderr] Compiling calc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `rand::prelude::*` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use rand::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/main.rs:11:29 [INFO] [stdout] | [INFO] [stdout] 11 | loop { let _ = $xs; break; } [INFO] [stdout] | ^^^^^^ unreachable statement [INFO] [stdout] ... [INFO] [stdout] 138 | "Cleared!" => block!({ break; }), [INFO] [stdout] | ------------------ [INFO] [stdout] | | | [INFO] [stdout] | | any code following this expression is unreachable [INFO] [stdout] | in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] = note: this warning originates in the macro `block` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/main.rs:11:29 [INFO] [stdout] | [INFO] [stdout] 11 | loop { let _ = $xs; break; } [INFO] [stdout] | ^^^^^^ unreachable statement [INFO] [stdout] ... [INFO] [stdout] 140 | "Goodbye!" => block!({ break; }), [INFO] [stdout] | ------------------ [INFO] [stdout] | | | [INFO] [stdout] | | any code following this expression is unreachable [INFO] [stdout] | in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `block` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/main.rs:11:29 [INFO] [stdout] | [INFO] [stdout] 11 | loop { let _ = $xs; break; } [INFO] [stdout] | ^^^^^^ unreachable statement [INFO] [stdout] ... [INFO] [stdout] 142 | "Please enter a valid expression." => block!({ break; }), [INFO] [stdout] | ------------------ [INFO] [stdout] | | | [INFO] [stdout] | | any code following this expression is unreachable [INFO] [stdout] | in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `block` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/main.rs:218:5 [INFO] [stdout] | [INFO] [stdout] 217 | std::process::exit(code); [INFO] [stdout] | ------------------------ any code following this expression is unreachable [INFO] [stdout] 218 | return "Goodbye!".to_string(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `string_help` [INFO] [stdout] --> src/main.rs:132:9 [INFO] [stdout] | [INFO] [stdout] 132 | let string_help = HELP.to_string(); [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_string_help` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `print` [INFO] [stdout] --> src/main.rs:135:9 [INFO] [stdout] | [INFO] [stdout] 135 | let print: bool; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_print` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:160:21 [INFO] [stdout] | [INFO] [stdout] 160 | fn parse(s: String, mut ans: f64) -> String { [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: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.98s [INFO] running `Command { std: "docker" "inspect" "5ecd975f49b2b69df84b1fa081d068eef4f8eb1f7076a33afbfe11426427f104", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5ecd975f49b2b69df84b1fa081d068eef4f8eb1f7076a33afbfe11426427f104", kill_on_drop: false }` [INFO] [stdout] 5ecd975f49b2b69df84b1fa081d068eef4f8eb1f7076a33afbfe11426427f104 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e8acaec1a5a5db35e69161ef61ccd5f4def429709074a8750da87893650ec1d5 [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" "e8acaec1a5a5db35e69161ef61ccd5f4def429709074a8750da87893650ec1d5", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stdout] [INFO] [stderr] warning: unused import: `rand::prelude::*` [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/main.rs:4:5 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 4 | use rand::prelude::*; [INFO] [stdout] [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/main.rs:11:29 [INFO] [stderr] | [INFO] [stderr] 11 | loop { let _ = $xs; break; } [INFO] [stderr] | ^^^^^^ unreachable statement [INFO] [stderr] ... [INFO] [stderr] 138 | "Cleared!" => block!({ break; }), [INFO] [stderr] | ------------------ [INFO] [stderr] | | | [INFO] [stderr] | | any code following this expression is unreachable [INFO] [stderr] | in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] = note: this warning originates in the macro `block` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/main.rs:11:29 [INFO] [stderr] | [INFO] [stderr] 11 | loop { let _ = $xs; break; } [INFO] [stderr] | ^^^^^^ unreachable statement [INFO] [stderr] ... [INFO] [stderr] 140 | "Goodbye!" => block!({ break; }), [INFO] [stderr] | ------------------ [INFO] [stderr] | | | [INFO] [stderr] | | any code following this expression is unreachable [INFO] [stderr] | in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `block` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/main.rs:11:29 [INFO] [stderr] | [INFO] [stderr] 11 | loop { let _ = $xs; break; } [INFO] [stderr] | ^^^^^^ unreachable statement [INFO] [stderr] ... [INFO] [stderr] 142 | "Please enter a valid expression." => block!({ break; }), [INFO] [stderr] | ------------------ [INFO] [stderr] | | | [INFO] [stderr] | | any code following this expression is unreachable [INFO] [stderr] | in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `block` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/main.rs:218:5 [INFO] [stderr] | [INFO] [stderr] 217 | std::process::exit(code); [INFO] [stderr] | ------------------------ any code following this expression is unreachable [INFO] [stderr] 218 | return "Goodbye!".to_string(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stderr] [INFO] [stderr] warning: unused variable: `string_help` [INFO] [stderr] --> src/main.rs:132:9 [INFO] [stderr] | [INFO] [stderr] 132 | let string_help = HELP.to_string(); [INFO] [stderr] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_string_help` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `print` [INFO] [stderr] --> src/main.rs:135:9 [INFO] [stderr] | [INFO] [stderr] 135 | let print: bool; [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_print` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:160:21 [INFO] [stderr] | [INFO] [stderr] 160 | fn parse(s: String, mut ans: f64) -> String { [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: `calc` (bin "calc" test) generated 8 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.15s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/calc-c0db56fe9f90c336) [INFO] running `Command { std: "docker" "inspect" "e8acaec1a5a5db35e69161ef61ccd5f4def429709074a8750da87893650ec1d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e8acaec1a5a5db35e69161ef61ccd5f4def429709074a8750da87893650ec1d5", kill_on_drop: false }` [INFO] [stdout] e8acaec1a5a5db35e69161ef61ccd5f4def429709074a8750da87893650ec1d5