[INFO] crate r_tools 0.1.2 is already in cache
[INFO] extracting crate r_tools 0.1.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/r_tools/0.1.2
[INFO] extracting crate r_tools 0.1.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/r_tools/0.1.2
[INFO] validating manifest of r_tools-0.1.2 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 r_tools-0.1.2 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 r_tools-0.1.2
[INFO] finished frobbing r_tools-0.1.2
[INFO] frobbed toml for r_tools-0.1.2 written to work/ex/beta-1.38-1/sources/1.37.0/reg/r_tools/0.1.2/Cargo.toml
[INFO] started frobbing r_tools-0.1.2
[INFO] finished frobbing r_tools-0.1.2
[INFO] frobbed toml for r_tools-0.1.2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/r_tools/0.1.2/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] [stderr]     Blocking waiting for file lock on package cache
[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 r_tools-0.1.2 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-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/r_tools/0.1.2:/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] 616aad82770a081fe5bb49a867e9104bd6a7c033bcf686d8b803b47c43635ce2
[INFO] running `"docker" "start" "-a" "616aad82770a081fe5bb49a867e9104bd6a7c033bcf686d8b803b47c43635ce2"`
[INFO] [stderr]    Compiling r_tools v0.1.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `"docker" "inspect" "616aad82770a081fe5bb49a867e9104bd6a7c033bcf686d8b803b47c43635ce2"`
[INFO] running `"docker" "rm" "-f" "616aad82770a081fe5bb49a867e9104bd6a7c033bcf686d8b803b47c43635ce2"`
[INFO] [stdout] 616aad82770a081fe5bb49a867e9104bd6a7c033bcf686d8b803b47c43635ce2
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/r_tools/0.1.2:/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] 9785525ce03007c2c391e2449a5d5ce7a0ed133cc752365166c923c41b45d945
[INFO] running `"docker" "start" "-a" "9785525ce03007c2c391e2449a5d5ce7a0ed133cc752365166c923c41b45d945"`
[INFO] [stderr]    Compiling r_tools v0.1.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `"docker" "inspect" "9785525ce03007c2c391e2449a5d5ce7a0ed133cc752365166c923c41b45d945"`
[INFO] running `"docker" "rm" "-f" "9785525ce03007c2c391e2449a5d5ce7a0ed133cc752365166c923c41b45d945"`
[INFO] [stdout] 9785525ce03007c2c391e2449a5d5ce7a0ed133cc752365166c923c41b45d945
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/r_tools/0.1.2:/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] 653445e87efbf91895a79f5ae5eb2e5d7ec438a67368187a1a776fbfe324b9df
[INFO] running `"docker" "start" "-a" "653445e87efbf91895a79f5ae5eb2e5d7ec438a67368187a1a776fbfe324b9df"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/r_tools-9dbe4d80998bdbe3
[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 r_tools
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - r_input (line 10) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - r_input (line 10) stdout ----
[INFO] [stdout] error[E0425]: cannot find function `r_input` in this scope
[INFO] [stdout]  --> src/lib.rs:12:20
[INFO] [stdout]   |
[INFO] [stdout] 4 | let name: String = r_input(prompt);
[INFO] [stdout]   |                    ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]  --> src/lib.rs:11:22
[INFO] [stdout]   |
[INFO] [stdout] 3 | let prompt: String = "What is your name: ";
[INFO] [stdout]   |                      ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |                      |
[INFO] [stdout]   |                      expected struct `std::string::String`, found reference
[INFO] [stdout]   |                      help: try using a conversion method: `"What is your name: ".to_string()`
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected type `std::string::String`
[INFO] [stdout]              found type `&'static str`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - r_input (line 10)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `"docker" "inspect" "653445e87efbf91895a79f5ae5eb2e5d7ec438a67368187a1a776fbfe324b9df"`
[INFO] running `"docker" "rm" "-f" "653445e87efbf91895a79f5ae5eb2e5d7ec438a67368187a1a776fbfe324b9df"`
[INFO] [stdout] 653445e87efbf91895a79f5ae5eb2e5d7ec438a67368187a1a776fbfe324b9df