[INFO] crate vdot 0.3.8 is already in cache
[INFO] extracting crate vdot 0.3.8 into work/ex/beta-1.38-1/sources/1.37.0/reg/vdot/0.3.8
[INFO] extracting crate vdot 0.3.8 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/vdot/0.3.8
[INFO] validating manifest of vdot-0.3.8 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 vdot-0.3.8 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 vdot-0.3.8
[INFO] finished frobbing vdot-0.3.8
[INFO] frobbed toml for vdot-0.3.8 written to work/ex/beta-1.38-1/sources/1.37.0/reg/vdot/0.3.8/Cargo.toml
[INFO] started frobbing vdot-0.3.8
[INFO] finished frobbing vdot-0.3.8
[INFO] frobbed toml for vdot-0.3.8 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/vdot/0.3.8/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing vdot-0.3.8 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-2/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/vdot/0.3.8:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 1e5ee72f883e4c4d129606bba9d16102f97ad5dc8fb8d0e96522130e65ed9d3f
[INFO] running `"docker" "start" "-a" "1e5ee72f883e4c4d129606bba9d16102f97ad5dc8fb8d0e96522130e65ed9d3f"`
[INFO] [stderr]    Compiling winapi v0.3.7
[INFO] [stderr]    Compiling rustls v0.16.0
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling serde v1.0.99
[INFO] [stderr]    Compiling winconsole v0.10.0
[INFO] [stderr]    Compiling colored v1.8.0
[INFO] [stderr]    Compiling fern v0.5.8
[INFO] [stderr]    Compiling tokio-rustls v0.10.0
[INFO] [stderr]    Compiling hyper-rustls v0.17.1
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling serde_urlencoded v0.5.5
[INFO] [stderr]    Compiling cookie_store v0.7.0
[INFO] [stderr]    Compiling reqwest v0.9.20
[INFO] [stderr]    Compiling vdot v0.3.8 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.34s
[INFO] running `"docker" "inspect" "1e5ee72f883e4c4d129606bba9d16102f97ad5dc8fb8d0e96522130e65ed9d3f"`
[INFO] running `"docker" "rm" "-f" "1e5ee72f883e4c4d129606bba9d16102f97ad5dc8fb8d0e96522130e65ed9d3f"`
[INFO] [stdout] 1e5ee72f883e4c4d129606bba9d16102f97ad5dc8fb8d0e96522130e65ed9d3f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/vdot/0.3.8:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 30733817369abb1bff1f8e6063d75f4063ba71bd8fba1a2bc384572034cd6d41
[INFO] running `"docker" "start" "-a" "30733817369abb1bff1f8e6063d75f4063ba71bd8fba1a2bc384572034cd6d41"`
[INFO] [stderr]    Compiling vdot v0.3.8 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.19s
[INFO] running `"docker" "inspect" "30733817369abb1bff1f8e6063d75f4063ba71bd8fba1a2bc384572034cd6d41"`
[INFO] running `"docker" "rm" "-f" "30733817369abb1bff1f8e6063d75f4063ba71bd8fba1a2bc384572034cd6d41"`
[INFO] [stdout] 30733817369abb1bff1f8e6063d75f4063ba71bd8fba1a2bc384572034cd6d41
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/vdot/0.3.8:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 51889af6494ec47408ab58630f2fe45f2efda0ea2df0f10d77f8e1babd9a8fd2
[INFO] running `"docker" "start" "-a" "51889af6494ec47408ab58630f2fe45f2efda0ea2df0f10d77f8e1babd9a8fd2"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/vdot-1ba42bcf5ab18630
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::stringify_json_value_converts_booleans ... ok
[INFO] [stdout] test tests::stringify_json_value_converts_null ... ok
[INFO] [stdout] test tests::stringify_json_value_converts_numbers ... ok
[INFO] [stdout] test tests::stringify_json_value_converts_strings ... ok
[INFO] [stdout] test tests::stringify_json_value_does_not_convert_arrays_and_objects ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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/vdot-d66cd847b79b572b
[INFO] [stderr]    Doc-tests vdot
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/logger.rs - logger::init (line 17) ... ok
[INFO] [stdout] test src/lib.rs - run (line 84) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - run (line 84) stdout ----
[INFO] [stdout] Test executable failed (exit code 1).
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - run (line 84)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 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" "51889af6494ec47408ab58630f2fe45f2efda0ea2df0f10d77f8e1babd9a8fd2"`
[INFO] running `"docker" "rm" "-f" "51889af6494ec47408ab58630f2fe45f2efda0ea2df0f10d77f8e1babd9a8fd2"`
[INFO] [stdout] 51889af6494ec47408ab58630f2fe45f2efda0ea2df0f10d77f8e1babd9a8fd2