[INFO] updating cached repository https://github.com/sd-rust/sprep
[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] d59c9d7980c517ad3f7e6758a0f6a2657336bdb5
[INFO] testing sd-rust/sprep against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsd-rust%2Fsprep" "work/builds/worker-3/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sd-rust/sprep on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/sd-rust/sprep
[INFO] finished tweaking git repo https://github.com/sd-rust/sprep
[INFO] tweaked toml for git repo https://github.com/sd-rust/sprep written to work/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/sd-rust/sprep already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/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" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] eb7567df7e90d80284eced5da63b57076948a45676d085c290cb9364c07886b9
[INFO] running `"docker" "start" "-a" "eb7567df7e90d80284eced5da63b57076948a45676d085c290cb9364c07886b9"`
[INFO] [stderr]    Compiling reexport-proc-macro v1.0.5
[INFO] [stderr]    Compiling enumset v0.3.10
[INFO] [stderr]    Compiling termion v1.5.1
[INFO] [stderr]    Compiling chan v0.1.21
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling enum-map-derive v0.2.10
[INFO] [stderr]    Compiling chan-signal v0.3.1
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling enum-map v0.2.36
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling cursive v0.8.2
[INFO] [stderr]    Compiling spaced_learner v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `load_file`
[INFO] [stderr]   --> src/model.rs:47:1
[INFO] [stderr]    |
[INFO] [stderr] 47 | pub fn load_file(file_name: &str) -> Vec<QAndA>{
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.06s
[INFO] running `"docker" "inspect" "eb7567df7e90d80284eced5da63b57076948a45676d085c290cb9364c07886b9"`
[INFO] running `"docker" "rm" "-f" "eb7567df7e90d80284eced5da63b57076948a45676d085c290cb9364c07886b9"`
[INFO] [stdout] eb7567df7e90d80284eced5da63b57076948a45676d085c290cb9364c07886b9
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/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" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] c81fa5336c0069252441db43941d26f61628837e1ce9a53e8b455b7c97905dde
[INFO] running `"docker" "start" "-a" "c81fa5336c0069252441db43941d26f61628837e1ce9a53e8b455b7c97905dde"`
[INFO] [stderr]    Compiling spaced_learner v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `load_file`
[INFO] [stderr]   --> src/model.rs:47:1
[INFO] [stderr]    |
[INFO] [stderr] 47 | pub fn load_file(file_name: &str) -> Vec<QAndA>{
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.92s
[INFO] running `"docker" "inspect" "c81fa5336c0069252441db43941d26f61628837e1ce9a53e8b455b7c97905dde"`
[INFO] running `"docker" "rm" "-f" "c81fa5336c0069252441db43941d26f61628837e1ce9a53e8b455b7c97905dde"`
[INFO] [stdout] c81fa5336c0069252441db43941d26f61628837e1ce9a53e8b455b7c97905dde
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/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" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] 0c5160fa9c46f23221f99026c811f73512afbc141948a4c28991b4a9d0d04e9f
[INFO] running `"docker" "start" "-a" "0c5160fa9c46f23221f99026c811f73512afbc141948a4c28991b4a9d0d04e9f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/spaced_learner-0f8bd21217556a6b
[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" "0c5160fa9c46f23221f99026c811f73512afbc141948a4c28991b4a9d0d04e9f"`
[INFO] running `"docker" "rm" "-f" "0c5160fa9c46f23221f99026c811f73512afbc141948a4c28991b4a9d0d04e9f"`
[INFO] [stdout] 0c5160fa9c46f23221f99026c811f73512afbc141948a4c28991b4a9d0d04e9f