[INFO] crate vibranium 0.1.0 is already in cache
[INFO] extracting crate vibranium 0.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/vibranium/0.1.0
[INFO] extracting crate vibranium 0.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/vibranium/0.1.0
[INFO] validating manifest of vibranium-0.1.0 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of vibranium-0.1.0 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing vibranium-0.1.0
[INFO] finished frobbing vibranium-0.1.0
[INFO] frobbed toml for vibranium-0.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/vibranium/0.1.0/Cargo.toml
[INFO] started frobbing vibranium-0.1.0
[INFO] finished frobbing vibranium-0.1.0
[INFO] frobbed toml for vibranium-0.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/vibranium/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing vibranium-0.1.0 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/vibranium/0.1.0:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 943ff126b5b550e610c3684617539e4908e6ab51a735bfc81d2acfb391f96b34
[INFO] running `"docker" "start" "-a" "943ff126b5b550e610c3684617539e4908e6ab51a735bfc81d2acfb391f96b34"`
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling rustc-hex v2.0.1
[INFO] [stderr]    Compiling is-match v0.1.0
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling tokio-tls v0.2.1
[INFO] [stderr]    Compiling impl-serde v0.2.0
[INFO] [stderr]    Compiling ethereum-types-serialize v0.2.2
[INFO] [stderr]    Compiling jsonrpc-core v11.0.0
[INFO] [stderr]    Compiling toml-query v0.8.0
[INFO] [stderr]    Compiling rlp v0.4.2
[INFO] [stderr]    Compiling fixed-hash v0.3.2
[INFO] [stderr]    Compiling tiny-keccak v1.5.0
[INFO] [stderr]    Compiling uint v0.5.0
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling impl-rlp v0.2.0
[INFO] [stderr]    Compiling ethbloom v0.6.4
[INFO] [stderr]    Compiling tokio-threadpool v0.1.15
[INFO] [stderr]    Compiling ethereum-types v0.5.2
[INFO] [stderr]    Compiling tokio-fs v0.1.6
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling tokio-core v0.1.17
[INFO] [stderr]    Compiling hyper v0.12.33
[INFO] [stderr]    Compiling websocket v0.21.1
[INFO] [stderr]    Compiling tokio-uds v0.1.7
[INFO] [stderr]    Compiling hyper-tls v0.3.2
[INFO] [stderr]    Compiling ethabi v7.0.0
[INFO] [stderr]    Compiling web3 v0.7.0
[INFO] [stderr]    Compiling vibranium v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 20s
[INFO] running `"docker" "inspect" "943ff126b5b550e610c3684617539e4908e6ab51a735bfc81d2acfb391f96b34"`
[INFO] running `"docker" "rm" "-f" "943ff126b5b550e610c3684617539e4908e6ab51a735bfc81d2acfb391f96b34"`
[INFO] [stdout] 943ff126b5b550e610c3684617539e4908e6ab51a735bfc81d2acfb391f96b34
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/vibranium/0.1.0:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] d16bb60e60512094482e4785d9046f13d15d9f543b78da514332b90b0fe8ba5c
[INFO] running `"docker" "start" "-a" "d16bb60e60512094482e4785d9046f13d15d9f543b78da514332b90b0fe8ba5c"`
[INFO] [stderr]    Compiling vibranium v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.76s
[INFO] running `"docker" "inspect" "d16bb60e60512094482e4785d9046f13d15d9f543b78da514332b90b0fe8ba5c"`
[INFO] running `"docker" "rm" "-f" "d16bb60e60512094482e4785d9046f13d15d9f543b78da514332b90b0fe8ba5c"`
[INFO] [stdout] d16bb60e60512094482e4785d9046f13d15d9f543b78da514332b90b0fe8ba5c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/vibranium/0.1.0:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 6566eb126c5a30d532e401f0c00b4798e801a8751877d42dd93f2bc8e13c611e
[INFO] running `"docker" "start" "-a" "6566eb126c5a30d532e401f0c00b4798e801a8751877d42dd93f2bc8e13c611e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/vibranium-564b2c0d8c81fee5
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test utils::tests::merge_cli_options::it_should_keep_option_values_in_place ... ok
[INFO] [stdout] test utils::tests::merge_cli_options::it_should_override_options ... ok
[INFO] [stdout] test utils::tests::merge_cli_options::it_should_override_options_with_no_value_given ... ok
[INFO] [stdout] test utils::tests::merge_cli_options::it_should_throw_out_duplicates_and_keep_the_last ... ok
[INFO] [stdout] test utils::tests::merge_cli_options::it_should_merge_two_vec_of_options ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests vibranium
[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" "6566eb126c5a30d532e401f0c00b4798e801a8751877d42dd93f2bc8e13c611e"`
[INFO] running `"docker" "rm" "-f" "6566eb126c5a30d532e401f0c00b4798e801a8751877d42dd93f2bc8e13c611e"`
[INFO] [stdout] 6566eb126c5a30d532e401f0c00b4798e801a8751877d42dd93f2bc8e13c611e