[INFO] updating cached repository https://github.com/tage64/mental-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] 5b3717683f040ff9161974d24ab6b8410e9daa22
[INFO] testing tage64/mental-calc against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftage64%2Fmental-calc" "work/builds/worker-7/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tage64/mental-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/tage64/mental-calc
[INFO] finished tweaking git repo https://github.com/tage64/mental-calc
[INFO] tweaked toml for git repo https://github.com/tage64/mental-calc written to work/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/tage64/mental-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] [stderr] error: the lock file /big/crater/work/builds/worker-7/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/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] b42e9cfdb273b673e9b420614c7f5a8262bfe1c81c47e20384ee818a78ac4ed2
[INFO] running `"docker" "start" "-a" "b42e9cfdb273b673e9b420614c7f5a8262bfe1c81c47e20384ee818a78ac4ed2"`
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling boxfnonce v0.1.1
[INFO] [stderr]    Compiling clicolors-control v1.0.1
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]    Compiling console v0.9.0
[INFO] [stderr]    Compiling dialoguer v0.3.0
[INFO] [stderr]    Compiling mental_calc v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:131:29
[INFO] [stderr]     |
[INFO] [stderr] 131 |     task_producers: Vec<Box<TaskProducer<Number = T>>>,
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn TaskProducer<Number = T>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:137:40
[INFO] [stderr]     |
[INFO] [stderr] 137 |     pub fn new(task_producers: Vec<Box<TaskProducer<Number = T>>>) -> Self {
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn TaskProducer<Number = T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:33:37
[INFO] [stderr]    |
[INFO] [stderr] 33 |     let mut task_producers: Vec<Box<TaskProducer<Number = Number>>> = Vec::with_capacity(1);
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn TaskProducer<Number = Number>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:63:47
[INFO] [stderr]    |
[INFO] [stderr] 63 | fn add_task_producer() -> IoResult<Option<Box<TaskProducer<Number = Number>>>> {
[INFO] [stderr]    |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn TaskProducer<Number = Number>`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.30s
[INFO] running `"docker" "inspect" "b42e9cfdb273b673e9b420614c7f5a8262bfe1c81c47e20384ee818a78ac4ed2"`
[INFO] running `"docker" "rm" "-f" "b42e9cfdb273b673e9b420614c7f5a8262bfe1c81c47e20384ee818a78ac4ed2"`
[INFO] [stdout] b42e9cfdb273b673e9b420614c7f5a8262bfe1c81c47e20384ee818a78ac4ed2
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/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] b2079364ed92c82b4774c637f408908bec00131a82136f1d93af7447336c5afa
[INFO] running `"docker" "start" "-a" "b2079364ed92c82b4774c637f408908bec00131a82136f1d93af7447336c5afa"`
[INFO] [stderr]    Compiling mental_calc v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:131:29
[INFO] [stderr]     |
[INFO] [stderr] 131 |     task_producers: Vec<Box<TaskProducer<Number = T>>>,
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn TaskProducer<Number = T>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:137:40
[INFO] [stderr]     |
[INFO] [stderr] 137 |     pub fn new(task_producers: Vec<Box<TaskProducer<Number = T>>>) -> Self {
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn TaskProducer<Number = T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:33:37
[INFO] [stderr]    |
[INFO] [stderr] 33 |     let mut task_producers: Vec<Box<TaskProducer<Number = Number>>> = Vec::with_capacity(1);
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn TaskProducer<Number = Number>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:63:47
[INFO] [stderr]    |
[INFO] [stderr] 63 | fn add_task_producer() -> IoResult<Option<Box<TaskProducer<Number = Number>>>> {
[INFO] [stderr]    |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn TaskProducer<Number = Number>`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `"docker" "inspect" "b2079364ed92c82b4774c637f408908bec00131a82136f1d93af7447336c5afa"`
[INFO] running `"docker" "rm" "-f" "b2079364ed92c82b4774c637f408908bec00131a82136f1d93af7447336c5afa"`
[INFO] [stdout] b2079364ed92c82b4774c637f408908bec00131a82136f1d93af7447336c5afa
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/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] 18c29d6d562fee85eef6b888ae112ad0759dfdc5a0179e5ce31635ed7410136d
[INFO] running `"docker" "start" "-a" "18c29d6d562fee85eef6b888ae112ad0759dfdc5a0179e5ce31635ed7410136d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mental_calc-16e0d42684261752
[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] [stderr]      Running /opt/rustwide/target/debug/deps/mcalc-1f8d25718e594933
[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] [stderr]    Doc-tests mental_calc
[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" "18c29d6d562fee85eef6b888ae112ad0759dfdc5a0179e5ce31635ed7410136d"`
[INFO] running `"docker" "rm" "-f" "18c29d6d562fee85eef6b888ae112ad0759dfdc5a0179e5ce31635ed7410136d"`
[INFO] [stdout] 18c29d6d562fee85eef6b888ae112ad0759dfdc5a0179e5ce31635ed7410136d