[INFO] updating cached repository https://github.com/Luminiscental/diff_func
[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] 96b979e67308d5f9e9ad800489614b92f700de27
[INFO] testing Luminiscental/diff_func against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FLuminiscental%2Fdiff_func" "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/Luminiscental/diff_func 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/Luminiscental/diff_func
[INFO] finished tweaking git repo https://github.com/Luminiscental/diff_func
[INFO] tweaked toml for git repo https://github.com/Luminiscental/diff_func written to work/builds/worker-3/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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] 2772f735c278ec5618d6602f7af1bc0bd6981d9136faa3679834e9a45829969a
[INFO] running `"docker" "start" "-a" "2772f735c278ec5618d6602f7af1bc0bd6981d9136faa3679834e9a45829969a"`
[INFO] [stderr]    Compiling diff_func v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:18:6
[INFO] [stderr]    |
[INFO] [stderr] 18 | impl FunctionTrait {
[INFO] [stderr]    |      ^^^^^^^^^^^^^ help: use `dyn`: `dyn FunctionTrait`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `"docker" "inspect" "2772f735c278ec5618d6602f7af1bc0bd6981d9136faa3679834e9a45829969a"`
[INFO] running `"docker" "rm" "-f" "2772f735c278ec5618d6602f7af1bc0bd6981d9136faa3679834e9a45829969a"`
[INFO] [stdout] 2772f735c278ec5618d6602f7af1bc0bd6981d9136faa3679834e9a45829969a
[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] ba376d683437933d29cc74c764eca88ea878bf54eb916f325a61df41332380b9
[INFO] running `"docker" "start" "-a" "ba376d683437933d29cc74c764eca88ea878bf54eb916f325a61df41332380b9"`
[INFO] [stderr]    Compiling diff_func v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:18:6
[INFO] [stderr]    |
[INFO] [stderr] 18 | impl FunctionTrait {
[INFO] [stderr]    |      ^^^^^^^^^^^^^ help: use `dyn`: `dyn FunctionTrait`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.68s
[INFO] running `"docker" "inspect" "ba376d683437933d29cc74c764eca88ea878bf54eb916f325a61df41332380b9"`
[INFO] running `"docker" "rm" "-f" "ba376d683437933d29cc74c764eca88ea878bf54eb916f325a61df41332380b9"`
[INFO] [stdout] ba376d683437933d29cc74c764eca88ea878bf54eb916f325a61df41332380b9
[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] 56d8fa0fad34705545568a559b7c0067bab1427807d4d191530569b7c33eb5fc
[INFO] running `"docker" "start" "-a" "56d8fa0fad34705545568a559b7c0067bab1427807d4d191530569b7c33eb5fc"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/diff_func-539ddcc016b948cd
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test test::eval_const ... ok
[INFO] [stdout] test test::eval_comp ... ok
[INFO] [stdout] test test::eval_cos ... ok
[INFO] [stdout] test test::eval_div ... ok
[INFO] [stdout] test test::eval_diff ... ok
[INFO] [stdout] test test::eval_exp ... ok
[INFO] [stdout] test test::eval_expand ... ok
[INFO] [stdout] test test::eval_id ... ok
[INFO] [stdout] test test::eval_log ... ok
[INFO] [stdout] test test::eval_mul ... ok
[INFO] [stdout] test test::eval_neg ... ok
[INFO] [stdout] test test::eval_sum ... ok
[INFO] [stdout] test test::eval_sin ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/diff_func-f1b544434a5095cd
[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 diff_func
[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" "56d8fa0fad34705545568a559b7c0067bab1427807d4d191530569b7c33eb5fc"`
[INFO] running `"docker" "rm" "-f" "56d8fa0fad34705545568a559b7c0067bab1427807d4d191530569b7c33eb5fc"`
[INFO] [stdout] 56d8fa0fad34705545568a559b7c0067bab1427807d4d191530569b7c33eb5fc