[INFO] crate function_group 0.2.4 is already in cache
[INFO] extracting crate function_group 0.2.4 into work/ex/beta-1.38-1/sources/1.37.0/reg/function_group/0.2.4
[INFO] extracting crate function_group 0.2.4 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/function_group/0.2.4
[INFO] validating manifest of function_group-0.2.4 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 function_group-0.2.4 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 function_group-0.2.4
[INFO] finished frobbing function_group-0.2.4
[INFO] frobbed toml for function_group-0.2.4 written to work/ex/beta-1.38-1/sources/1.37.0/reg/function_group/0.2.4/Cargo.toml
[INFO] started frobbing function_group-0.2.4
[INFO] finished frobbing function_group-0.2.4
[INFO] frobbed toml for function_group-0.2.4 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/function_group/0.2.4/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing function_group-0.2.4 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/function_group/0.2.4:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 5a36c69f7783ec8bdf89a4207721d2a0eda73cdf5bd8f7432819abeb8d51781e
[INFO] running `"docker" "start" "-a" "5a36c69f7783ec8bdf89a4207721d2a0eda73cdf5bd8f7432819abeb8d51781e"`
[INFO] [stderr]    Compiling function_group v0.2.4 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.19s
[INFO] running `"docker" "inspect" "5a36c69f7783ec8bdf89a4207721d2a0eda73cdf5bd8f7432819abeb8d51781e"`
[INFO] running `"docker" "rm" "-f" "5a36c69f7783ec8bdf89a4207721d2a0eda73cdf5bd8f7432819abeb8d51781e"`
[INFO] [stdout] 5a36c69f7783ec8bdf89a4207721d2a0eda73cdf5bd8f7432819abeb8d51781e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/function_group/0.2.4:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 84594254ca9188019a21c6fe5ca5d9fd1f10ca08aabd849b3a763e9c58c287a8
[INFO] running `"docker" "start" "-a" "84594254ca9188019a21c6fe5ca5d9fd1f10ca08aabd849b3a763e9c58c287a8"`
[INFO] [stderr]    Compiling function_group v0.2.4 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `"docker" "inspect" "84594254ca9188019a21c6fe5ca5d9fd1f10ca08aabd849b3a763e9c58c287a8"`
[INFO] running `"docker" "rm" "-f" "84594254ca9188019a21c6fe5ca5d9fd1f10ca08aabd849b3a763e9c58c287a8"`
[INFO] [stdout] 84594254ca9188019a21c6fe5ca5d9fd1f10ca08aabd849b3a763e9c58c287a8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/function_group/0.2.4:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 3cc59c64c2981f13bcc6fb518a2d24740a817a2c73424fdd03ef887b6ac089cd
[INFO] running `"docker" "start" "-a" "3cc59c64c2981f13bcc6fb518a2d24740a817a2c73424fdd03ef887b6ac089cd"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/function_group-8e0a75101cc6fab9
[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 function_group
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs -  (line 6) ... FAILED
[INFO] [stdout] test src/lib.rs -  (line 23) ... FAILED
[INFO] [stdout] test src/lib.rs - function_group (line 228) ... FAILED
[INFO] [stdout] test src/lib.rs - function_group (line 209) ... FAILED
[INFO] [stdout] test src/lib.rs - function_group (line 192) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs -  (line 6) stdout ----
[INFO] [stdout] error: cannot find macro `function_group!` in this scope
[INFO] [stdout]  --> src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | function_group! {
[INFO] [stdout]   | ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs -  (line 23) stdout ----
[INFO] [stdout] error: cannot find macro `function_group!` in this scope
[INFO] [stdout]  --> src/lib.rs:24:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | function_group! {
[INFO] [stdout]   | ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - function_group (line 228) stdout ----
[INFO] [stdout] error: cannot find macro `function_group!` in this scope
[INFO] [stdout]  --> src/lib.rs:230:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | function_group! {
[INFO] [stdout]   | ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `add_to_struct` found for type `main::TestStruct` in the current scope
[INFO] [stdout]   --> src/lib.rs:242:3
[INFO] [stdout]    |
[INFO] [stdout] 4  | struct TestStruct(usize);
[INFO] [stdout]    | ------------------------- method `add_to_struct` not found for this
[INFO] [stdout] ...
[INFO] [stdout] 17 | x.add_to_struct((1,2));
[INFO] [stdout]    |   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - function_group (line 209) stdout ----
[INFO] [stdout] error: cannot find macro `function_group!` in this scope
[INFO] [stdout]  --> src/lib.rs:210:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | function_group! {
[INFO] [stdout]   | ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `add_to` in this scope
[INFO] [stdout]   --> src/lib.rs:222:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | add_to((&mut x, 5));
[INFO] [stdout]    | ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `add_to` in this scope
[INFO] [stdout]   --> src/lib.rs:223:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | add_to((&mut x, 5, 5));
[INFO] [stdout]    | ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[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 - function_group (line 192) stdout ----
[INFO] [stdout] error: cannot find macro `function_group!` in this scope
[INFO] [stdout]  --> src/lib.rs:193:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | function_group! {
[INFO] [stdout]   | ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `add` in this scope
[INFO] [stdout]   --> src/lib.rs:204:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | assert!(add((5, 5)) == 10);
[INFO] [stdout]    |         ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `add` in this scope
[INFO] [stdout]   --> src/lib.rs:205:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | assert!(add((5, 5, 5)) == 15);
[INFO] [stdout]    |         ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs -  (line 23)
[INFO] [stdout]     src/lib.rs -  (line 6)
[INFO] [stdout]     src/lib.rs - function_group (line 192)
[INFO] [stdout]     src/lib.rs - function_group (line 209)
[INFO] [stdout]     src/lib.rs - function_group (line 228)
[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" "3cc59c64c2981f13bcc6fb518a2d24740a817a2c73424fdd03ef887b6ac089cd"`
[INFO] running `"docker" "rm" "-f" "3cc59c64c2981f13bcc6fb518a2d24740a817a2c73424fdd03ef887b6ac089cd"`
[INFO] [stdout] 3cc59c64c2981f13bcc6fb518a2d24740a817a2c73424fdd03ef887b6ac089cd