[INFO] updating cached repository https://github.com/ajmwagar/calc [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] b55f230da5f96e8f4dcefe34c55133e559de521b [INFO] testing ajmwagar/calc against beta-2019-09-28 for beta-1.39-1 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fajmwagar%2Fcalc" "work/builds/worker-10/source"` [INFO] [stderr] Cloning into 'work/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ajmwagar/calc on toolchain beta-2019-09-28 [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"` [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 work/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/ajmwagar/calc already has a lockfile, it will not be regenerated [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"` [INFO] [stdout] 345f503fa464bfb765ac469283cae9757f665443cd16016eb2b1e39eb3ea940e [INFO] running `"docker" "start" "-a" "345f503fa464bfb765ac469283cae9757f665443cd16016eb2b1e39eb3ea940e"` [INFO] [stderr] Blocking waiting for file lock on package cache [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] [stderr] warning: unused import: `rand::prelude::*` [INFO] [stderr] --> src/main.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use rand::prelude::*; [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] [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] 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] 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: consider prefixing 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: consider prefixing 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] Finished dev [unoptimized + debuginfo] target(s) in 2.98s [INFO] running `"docker" "inspect" "345f503fa464bfb765ac469283cae9757f665443cd16016eb2b1e39eb3ea940e"` [INFO] running `"docker" "rm" "-f" "345f503fa464bfb765ac469283cae9757f665443cd16016eb2b1e39eb3ea940e"` [INFO] [stdout] 345f503fa464bfb765ac469283cae9757f665443cd16016eb2b1e39eb3ea940e [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"` [INFO] [stdout] fe11d4583d95d24858f23b0d8950ab02e153885d7a518092796265acbbcee54a [INFO] running `"docker" "start" "-a" "fe11d4583d95d24858f23b0d8950ab02e153885d7a518092796265acbbcee54a"` [INFO] [stderr] Compiling calc v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `rand::prelude::*` [INFO] [stderr] --> src/main.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use rand::prelude::*; [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] [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] 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] 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: consider prefixing 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: consider prefixing 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] Finished dev [unoptimized + debuginfo] target(s) in 0.56s [INFO] running `"docker" "inspect" "fe11d4583d95d24858f23b0d8950ab02e153885d7a518092796265acbbcee54a"` [INFO] running `"docker" "rm" "-f" "fe11d4583d95d24858f23b0d8950ab02e153885d7a518092796265acbbcee54a"` [INFO] [stdout] fe11d4583d95d24858f23b0d8950ab02e153885d7a518092796265acbbcee54a [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"` [INFO] [stdout] d0dbc88fd571af505f7fb7e5a981ff8351838c87306e22c069ed3bb6ea304513 [INFO] running `"docker" "start" "-a" "d0dbc88fd571af505f7fb7e5a981ff8351838c87306e22c069ed3bb6ea304513"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/calc-7f80696a1fa8926e [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 `"docker" "inspect" "d0dbc88fd571af505f7fb7e5a981ff8351838c87306e22c069ed3bb6ea304513"` [INFO] running `"docker" "rm" "-f" "d0dbc88fd571af505f7fb7e5a981ff8351838c87306e22c069ed3bb6ea304513"` [INFO] [stdout] d0dbc88fd571af505f7fb7e5a981ff8351838c87306e22c069ed3bb6ea304513