[INFO] crate blarf 1.0.8 is already in cache
[INFO] extracting crate blarf 1.0.8 into work/ex/beta-1.38-1/sources/1.37.0/reg/blarf/1.0.8
[INFO] extracting crate blarf 1.0.8 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/blarf/1.0.8
[INFO] validating manifest of blarf-1.0.8 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of blarf-1.0.8 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing blarf-1.0.8
[INFO] finished frobbing blarf-1.0.8
[INFO] frobbed toml for blarf-1.0.8 written to work/ex/beta-1.38-1/sources/1.37.0/reg/blarf/1.0.8/Cargo.toml
[INFO] started frobbing blarf-1.0.8
[INFO] finished frobbing blarf-1.0.8
[INFO] frobbed toml for blarf-1.0.8 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/blarf/1.0.8/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing blarf-1.0.8 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/blarf/1.0.8:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] bf0e0e4a6b57ceb5f9f5e98fb75d6b520876aaefc9410107a37b51dacf86b04f
[INFO] running `"docker" "start" "-a" "bf0e0e4a6b57ceb5f9f5e98fb75d6b520876aaefc9410107a37b51dacf86b04f"`
[INFO] [stderr]    Compiling blarf v1.0.8 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.13s
[INFO] running `"docker" "inspect" "bf0e0e4a6b57ceb5f9f5e98fb75d6b520876aaefc9410107a37b51dacf86b04f"`
[INFO] running `"docker" "rm" "-f" "bf0e0e4a6b57ceb5f9f5e98fb75d6b520876aaefc9410107a37b51dacf86b04f"`
[INFO] [stdout] bf0e0e4a6b57ceb5f9f5e98fb75d6b520876aaefc9410107a37b51dacf86b04f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/blarf/1.0.8:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 61e3e74ea38c8d449181519685ae3a4407aca4a3e97aad5e50512913f04e4541
[INFO] running `"docker" "start" "-a" "61e3e74ea38c8d449181519685ae3a4407aca4a3e97aad5e50512913f04e4541"`
[INFO] [stderr]    Compiling blarf v1.0.8 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `"docker" "inspect" "61e3e74ea38c8d449181519685ae3a4407aca4a3e97aad5e50512913f04e4541"`
[INFO] running `"docker" "rm" "-f" "61e3e74ea38c8d449181519685ae3a4407aca4a3e97aad5e50512913f04e4541"`
[INFO] [stdout] 61e3e74ea38c8d449181519685ae3a4407aca4a3e97aad5e50512913f04e4541
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/blarf/1.0.8:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] d95ea148c01a68dfd25667db3591f0126e519aaa9be4c8bd320fc38d5594435f
[INFO] running `"docker" "start" "-a" "d95ea148c01a68dfd25667db3591f0126e519aaa9be4c8bd320fc38d5594435f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/blarf-c513ada18bb5a284
[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/crater/target/debug/deps/blarf-e563e8c8be45f6d2
[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 blarf
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/article.rs - article::Article::new (line 26) ... FAILED
[INFO] [stdout] test src/util.rs - util::copy_dir (line 10) ... FAILED
[INFO] [stdout] test src/util.rs - util::get_args (line 39) ... FAILED
[INFO] [stdout] test src/article.rs - article::Article::render (line 49) ... FAILED
[INFO] [stdout] test src/lib.rs -  (line 13) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/article.rs - article::Article::new (line 26) stdout ----
[INFO] [stdout] error: expected one of `.`, `;`, `?`, or an operator, found `let`
[INFO] [stdout]  --> src/article.rs:29:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | let slug = "1-my-first-post"
[INFO] [stdout]   |                             - help: a semicolon may be missing here
[INFO] [stdout] 5 | let article = Article::new(markdown, slug);
[INFO] [stdout]   | ^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `Article`
[INFO] [stdout]  --> src/article.rs:29:15
[INFO] [stdout]   |
[INFO] [stdout] 5 | let article = Article::new(markdown, slug);
[INFO] [stdout]   |               ^^^^^^^ use of undeclared type or module `Article`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/util.rs - util::copy_dir (line 10) stdout ----
[INFO] [stdout] error[E0425]: cannot find function `copy_dir` in this scope
[INFO] [stdout]  --> src/util.rs:15:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | copy_dir(from_dir, to_dir)?;
[INFO] [stdout]   | ^^^^^^^^ not found in this scope
[INFO] [stdout] help: possible candidate is found in another module, you can import it into scope
[INFO] [stdout]   |
[INFO] [stdout] 2 | use blarf::util::copy_dir;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`)
[INFO] [stdout]  --> src/util.rs:15:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | copy_dir(from_dir, to_dir)?;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()`
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `std::ops::Try` is not implemented for `()`
[INFO] [stdout]   = note: required by `std::ops::Try::from_error`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/util.rs - util::get_args (line 39) stdout ----
[INFO] [stdout] error[E0425]: cannot find function `get_args` in this scope
[INFO] [stdout]  --> src/util.rs:40:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | let args = get_args();
[INFO] [stdout]   |            ^^^^^^^^ not found in this scope
[INFO] [stdout] help: possible candidate is found in another module, you can import it into scope
[INFO] [stdout]   |
[INFO] [stdout] 2 | use blarf::util::get_args;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/article.rs - article::Article::render (line 49) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `article` in this scope
[INFO] [stdout]  --> src/article.rs:50:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | let html = article.render("styles.css", "<p>copyright 2019</p>");
[INFO] [stdout]   |            ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs -  (line 13) stdout ----
[INFO] [stdout] error: expected one of `!`, `.`, `::`, `;`, `?`, `{`, `}`, or an operator, found `me`
[INFO] [stdout]  --> src/lib.rs:14:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | blarf -e me@example.com -a articles -s public
[INFO] [stdout]   |          ^^ expected one of 8 possible tokens here
[INFO] [stdout] 
[INFO] [stdout] error[E0423]: expected value, found module `blarf`
[INFO] [stdout]  --> src/lib.rs:14:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | blarf -e me@example.com -a articles -s public
[INFO] [stdout]   | ^^^^^ not a value
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `e` in this scope
[INFO] [stdout]  --> src/lib.rs:14:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | blarf -e me@example.com -a articles -s public
[INFO] [stdout]   |        ^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0423, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0423`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/article.rs - article::Article::new (line 26)
[INFO] [stdout]     src/article.rs - article::Article::render (line 49)
[INFO] [stdout]     src/lib.rs -  (line 13)
[INFO] [stdout]     src/util.rs - util::copy_dir (line 10)
[INFO] [stdout]     src/util.rs - util::get_args (line 39)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 5 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `"docker" "inspect" "d95ea148c01a68dfd25667db3591f0126e519aaa9be4c8bd320fc38d5594435f"`
[INFO] running `"docker" "rm" "-f" "d95ea148c01a68dfd25667db3591f0126e519aaa9be4c8bd320fc38d5594435f"`
[INFO] [stdout] d95ea148c01a68dfd25667db3591f0126e519aaa9be4c8bd320fc38d5594435f