[INFO] crate crius 0.4.0 is already in cache
[INFO] extracting crate crius 0.4.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/crius/0.4.0
[INFO] extracting crate crius 0.4.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/crius/0.4.0
[INFO] validating manifest of crius-0.4.0 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 crius-0.4.0 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 crius-0.4.0
[INFO] finished frobbing crius-0.4.0
[INFO] frobbed toml for crius-0.4.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/crius/0.4.0/Cargo.toml
[INFO] started frobbing crius-0.4.0
[INFO] finished frobbing crius-0.4.0
[INFO] frobbed toml for crius-0.4.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/crius/0.4.0/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 crius-0.4.0 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/crius/0.4.0:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] a2d10ee752e5d16a450f8575cff0902d5c5e7c5067297518321c4b2e0bb545a9
[INFO] running `"docker" "start" "-a" "a2d10ee752e5d16a450f8575cff0902d5c5e7c5067297518321c4b2e0bb545a9"`
[INFO] [stderr]    Compiling crius v0.4.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `success_percentage`
[INFO] [stderr]   --> src/circuit_breaker_stats.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn success_percentage(&mut self) -> i32 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `success_nr`
[INFO] [stderr]   --> src/circuit_breaker_stats.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 39 |     pub fn success_nr(&mut self) -> i32 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `"docker" "inspect" "a2d10ee752e5d16a450f8575cff0902d5c5e7c5067297518321c4b2e0bb545a9"`
[INFO] running `"docker" "rm" "-f" "a2d10ee752e5d16a450f8575cff0902d5c5e7c5067297518321c4b2e0bb545a9"`
[INFO] [stdout] a2d10ee752e5d16a450f8575cff0902d5c5e7c5067297518321c4b2e0bb545a9
[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/crius/0.4.0:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] f3ebca5cfa30516b30cb476f6f140ca9bc34636fb76d28f986da05b207b8056b
[INFO] running `"docker" "start" "-a" "f3ebca5cfa30516b30cb476f6f140ca9bc34636fb76d28f986da05b207b8056b"`
[INFO] [stderr]    Compiling crius v0.4.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `success_percentage`
[INFO] [stderr]   --> src/circuit_breaker_stats.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn success_percentage(&mut self) -> i32 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `success_nr`
[INFO] [stderr]   --> src/circuit_breaker_stats.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 39 |     pub fn success_nr(&mut self) -> i32 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `"docker" "inspect" "f3ebca5cfa30516b30cb476f6f140ca9bc34636fb76d28f986da05b207b8056b"`
[INFO] running `"docker" "rm" "-f" "f3ebca5cfa30516b30cb476f6f140ca9bc34636fb76d28f986da05b207b8056b"`
[INFO] [stdout] f3ebca5cfa30516b30cb476f6f140ca9bc34636fb76d28f986da05b207b8056b
[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/crius/0.4.0:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 75974ddffdfbfb1dbec10bc0b0364fdbdc4c9033ac66056a28098ffae7730724
[INFO] running `"docker" "start" "-a" "75974ddffdfbfb1dbec10bc0b0364fdbdc4c9033ac66056a28098ffae7730724"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/crius-ba0902dfadd6cab2
[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/command_test-d9d032f2ceaa17c6
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test circuit_breaker::rejects_command_if_circuit_open ... ok
[INFO] [stdout] test circuit_breaker::returns_fallback_if_circuit_open ... ok
[INFO] [stdout] test circuit_breaker::runs_command_with_param ... ok
[INFO] [stdout] test circuit_breaker::returns_fallback_if_err_result_returned ... ok
[INFO] [stdout] test circuit_breaker::runs_command ... ok
[INFO] [stdout] test circuit_breaker::runs_command_multiple_times ... ok
[INFO] [stderr]    Doc-tests crius
[INFO] [stdout] test circuit_breaker::handles_lots_of_calls ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - command_with_fallback (line 91) ... ok
[INFO] [stdout] test src/lib.rs - command (line 57) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "75974ddffdfbfb1dbec10bc0b0364fdbdc4c9033ac66056a28098ffae7730724"`
[INFO] running `"docker" "rm" "-f" "75974ddffdfbfb1dbec10bc0b0364fdbdc4c9033ac66056a28098ffae7730724"`
[INFO] [stdout] 75974ddffdfbfb1dbec10bc0b0364fdbdc4c9033ac66056a28098ffae7730724