[INFO] cloning repository https://github.com/yukimakura/plane_analyzer_calib [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yukimakura/plane_analyzer_calib" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyukimakura%2Fplane_analyzer_calib", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyukimakura%2Fplane_analyzer_calib'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 96ebbd5662daffd30d994e0021547dab5196c0af [INFO] testing yukimakura/plane_analyzer_calib against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyukimakura%2Fplane_analyzer_calib" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/yukimakura/plane_analyzer_calib [INFO] finished tweaking git repo https://github.com/yukimakura/plane_analyzer_calib [INFO] tweaked toml for git repo https://github.com/yukimakura/plane_analyzer_calib written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/yukimakura/plane_analyzer_calib on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/yukimakura/plane_analyzer_calib 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Locking 1 package to latest compatible version [INFO] [stderr] Adding csv_import_general v0.1.0 (https://github.com/yukimakura/csv_import_general.git?branch=master#9308b3e6) [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ce8e9b3fe6c5ba93fd66aba660aafe22c6f4d95ecb2245589640e2a6eebcc85e [INFO] running `Command { std: "docker" "start" "-a" "ce8e9b3fe6c5ba93fd66aba660aafe22c6f4d95ecb2245589640e2a6eebcc85e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ce8e9b3fe6c5ba93fd66aba660aafe22c6f4d95ecb2245589640e2a6eebcc85e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ce8e9b3fe6c5ba93fd66aba660aafe22c6f4d95ecb2245589640e2a6eebcc85e", kill_on_drop: false }` [INFO] [stdout] ce8e9b3fe6c5ba93fd66aba660aafe22c6f4d95ecb2245589640e2a6eebcc85e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8295146dd634b0b699e11679f36c77bcd9a0f53119888bb296a2da0d56164f0e [INFO] running `Command { std: "docker" "start" "-a" "8295146dd634b0b699e11679f36c77bcd9a0f53119888bb296a2da0d56164f0e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling proc-macro2 v1.0.8 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling syn v1.0.14 [INFO] [stderr] Compiling memchr v2.3.0 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling pkg-config v0.3.17 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling unicode-width v0.1.7 [INFO] [stderr] Compiling itoa v0.4.4 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling libudev-sys v0.1.4 [INFO] [stderr] Compiling regex-automata v0.1.8 [INFO] [stderr] Compiling gnuplot v0.0.33 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling libudev v0.2.0 [INFO] [stderr] Compiling csv-core v0.1.6 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Compiling serialport v3.3.0 [INFO] [stderr] Compiling bstr v0.2.9 [INFO] [stderr] Compiling csv v1.1.3 [INFO] [stderr] Compiling csv_import_general v0.1.0 (https://github.com/yukimakura/csv_import_general.git?branch=master#9308b3e6) [INFO] [stderr] Compiling plane_analyzer_calib v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `csv_import_general::csv_parse` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use csv_import_general::csv_parse; [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 imports: `BufRead` and `BufReader` [INFO] [stdout] --> src/main.rs:11:21 [INFO] [stdout] | [INFO] [stdout] 11 | use std::io::{self, BufRead,BufWriter, Write, BufReader}; [INFO] [stdout] | ^^^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:38:75 [INFO] [stdout] | [INFO] [stdout] 38 | fn file_output(path : String , sigma2 : f64 , ave : f64) -> Result<(),Box>{ [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 38 | fn file_output(path : String , sigma2 : f64 , ave : f64) -> Result<(),Box>{ [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `normal_dist_calc` is never used [INFO] [stdout] --> src/main.rs:25:4 [INFO] [stdout] | [INFO] [stdout] 25 | fn normal_dist_calc(data :f64,ave : f64, sigma2 :f64) -> f64{ [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `S` should have a snake case name [INFO] [stdout] --> src/main.rs:118:13 [INFO] [stdout] | [INFO] [stdout] 118 | let mut S = 0.0; [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `s` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:127:5 [INFO] [stdout] | [INFO] [stdout] 127 | file_output(file_path.to_string(), sigma2 , ave); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 127 | let _ = file_output(file_path.to_string(), sigma2 , ave); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.90s [INFO] running `Command { std: "docker" "inspect" "8295146dd634b0b699e11679f36c77bcd9a0f53119888bb296a2da0d56164f0e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8295146dd634b0b699e11679f36c77bcd9a0f53119888bb296a2da0d56164f0e", kill_on_drop: false }` [INFO] [stdout] 8295146dd634b0b699e11679f36c77bcd9a0f53119888bb296a2da0d56164f0e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 91c745dd89dd85e86e63d8c7c1cd28a8dc128998fb2b83b3597cf485f1865d02 [INFO] running `Command { std: "docker" "start" "-a" "91c745dd89dd85e86e63d8c7c1cd28a8dc128998fb2b83b3597cf485f1865d02", kill_on_drop: false }` [INFO] [stderr] Compiling plane_analyzer_calib v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `csv_import_general::csv_parse` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use csv_import_general::csv_parse; [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 imports: `BufRead` and `BufReader` [INFO] [stdout] --> src/main.rs:11:21 [INFO] [stdout] | [INFO] [stdout] 11 | use std::io::{self, BufRead,BufWriter, Write, BufReader}; [INFO] [stdout] | ^^^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:38:75 [INFO] [stdout] | [INFO] [stdout] 38 | fn file_output(path : String , sigma2 : f64 , ave : f64) -> Result<(),Box>{ [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 38 | fn file_output(path : String , sigma2 : f64 , ave : f64) -> Result<(),Box>{ [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `normal_dist_calc` is never used [INFO] [stdout] --> src/main.rs:25:4 [INFO] [stdout] | [INFO] [stdout] 25 | fn normal_dist_calc(data :f64,ave : f64, sigma2 :f64) -> f64{ [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `S` should have a snake case name [INFO] [stdout] --> src/main.rs:118:13 [INFO] [stdout] | [INFO] [stdout] 118 | let mut S = 0.0; [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `s` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:127:5 [INFO] [stdout] | [INFO] [stdout] 127 | file_output(file_path.to_string(), sigma2 , ave); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 127 | let _ = file_output(file_path.to_string(), sigma2 , ave); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.42s [INFO] running `Command { std: "docker" "inspect" "91c745dd89dd85e86e63d8c7c1cd28a8dc128998fb2b83b3597cf485f1865d02", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "91c745dd89dd85e86e63d8c7c1cd28a8dc128998fb2b83b3597cf485f1865d02", kill_on_drop: false }` [INFO] [stdout] 91c745dd89dd85e86e63d8c7c1cd28a8dc128998fb2b83b3597cf485f1865d02 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 2635c9263066f2965f660428ff60f45696cac01b54f6e3a1744e23ddf0bc3f33 [INFO] running `Command { std: "docker" "start" "-a" "2635c9263066f2965f660428ff60f45696cac01b54f6e3a1744e23ddf0bc3f33", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `csv_import_general::csv_parse` [INFO] [stderr] --> src/main.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use csv_import_general::csv_parse; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `BufRead` and `BufReader` [INFO] [stderr] --> src/main.rs:11:21 [INFO] [stderr] | [INFO] [stderr] 11 | use std::io::{self, BufRead,BufWriter, Write, BufReader}; [INFO] [stderr] | ^^^^^^^ ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:38:75 [INFO] [stderr] | [INFO] [stderr] 38 | fn file_output(path : String , sigma2 : f64 , ave : f64) -> Result<(),Box>{ [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 38 | fn file_output(path : String , sigma2 : f64 , ave : f64) -> Result<(),Box>{ [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: function `normal_dist_calc` is never used [INFO] [stderr] --> src/main.rs:25:4 [INFO] [stderr] | [INFO] [stderr] 25 | fn normal_dist_calc(data :f64,ave : f64, sigma2 :f64) -> f64{ [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: variable `S` should have a snake case name [INFO] [stderr] --> src/main.rs:118:13 [INFO] [stderr] | [INFO] [stderr] 118 | let mut S = 0.0; [INFO] [stderr] | ^ help: convert the identifier to snake case (notice the capitalization): `s` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:127:5 [INFO] [stderr] | [INFO] [stderr] 127 | file_output(file_path.to_string(), sigma2 , ave); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 127 | let _ = file_output(file_path.to_string(), sigma2 , ave); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `plane_analyzer_calib` (bin "plane_analyzer_calib" test) generated 6 warnings (run `cargo fix --bin "plane_analyzer_calib" -p plane_analyzer_calib --tests` to apply 3 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/plane_analyzer_calib-a287839e1463c23e) [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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "2635c9263066f2965f660428ff60f45696cac01b54f6e3a1744e23ddf0bc3f33", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2635c9263066f2965f660428ff60f45696cac01b54f6e3a1744e23ddf0bc3f33", kill_on_drop: false }` [INFO] [stdout] 2635c9263066f2965f660428ff60f45696cac01b54f6e3a1744e23ddf0bc3f33