[INFO] updating cached repository kadtewsd/algorithm
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kadtewsd/algorithm
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kadtewsd/algorithm" "work/ex/beta-1.38-1/sources/1.37.0/gh/kadtewsd/algorithm"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/kadtewsd/algorithm'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kadtewsd/algorithm" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kadtewsd/algorithm"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kadtewsd/algorithm'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f25dca70fdd362964df4b4609064f9eccbad6c55
[INFO] sha for GitHub repo kadtewsd/algorithm: f25dca70fdd362964df4b4609064f9eccbad6c55
[INFO] validating manifest of kadtewsd/algorithm 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 kadtewsd/algorithm 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 kadtewsd/algorithm
[INFO] finished frobbing kadtewsd/algorithm
[INFO] frobbed toml for kadtewsd/algorithm written to work/ex/beta-1.38-1/sources/1.37.0/gh/kadtewsd/algorithm/Cargo.toml
[INFO] started frobbing kadtewsd/algorithm
[INFO] finished frobbing kadtewsd/algorithm
[INFO] frobbed toml for kadtewsd/algorithm written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kadtewsd/algorithm/Cargo.toml
[INFO] crate kadtewsd/algorithm already has a lockfile, it will not be regenerated
[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 kadtewsd/algorithm 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-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kadtewsd/algorithm:/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] 4d9724795b92bea06650a835365e7ca56c452bd21e882b0de25995cd5ff89027
[INFO] running `"docker" "start" "-a" "4d9724795b92bea06650a835365e7ca56c452bd21e882b0de25995cd5ff89027"`
[INFO] [stderr]    Compiling num-bigint v0.1.43
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling algorithm v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.71s
[INFO] running `"docker" "inspect" "4d9724795b92bea06650a835365e7ca56c452bd21e882b0de25995cd5ff89027"`
[INFO] running `"docker" "rm" "-f" "4d9724795b92bea06650a835365e7ca56c452bd21e882b0de25995cd5ff89027"`
[INFO] [stdout] 4d9724795b92bea06650a835365e7ca56c452bd21e882b0de25995cd5ff89027
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kadtewsd/algorithm:/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] 3ae6a71b4f30363067f286f9f793324c23827e2f25c5af82b95841c3eb6998ad
[INFO] running `"docker" "start" "-a" "3ae6a71b4f30363067f286f9f793324c23827e2f25c5af82b95841c3eb6998ad"`
[INFO] [stderr]    Compiling algorithm v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `"docker" "inspect" "3ae6a71b4f30363067f286f9f793324c23827e2f25c5af82b95841c3eb6998ad"`
[INFO] running `"docker" "rm" "-f" "3ae6a71b4f30363067f286f9f793324c23827e2f25c5af82b95841c3eb6998ad"`
[INFO] [stdout] 3ae6a71b4f30363067f286f9f793324c23827e2f25c5af82b95841c3eb6998ad
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kadtewsd/algorithm:/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] 1e918268200f37a4a8836563a7b716f3392689795bdfcbd6ce45ab256f25ca25
[INFO] running `"docker" "start" "-a" "1e918268200f37a4a8836563a7b716f3392689795bdfcbd6ce45ab256f25ca25"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/algorithm-a9c28b86c09794ae
[INFO] [stderr]      Running /opt/crater/target/debug/deps/algorithm-6e5cfbce03ee73b7
[INFO] [stderr]    Doc-tests algorithm
[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] [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] [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" "1e918268200f37a4a8836563a7b716f3392689795bdfcbd6ce45ab256f25ca25"`
[INFO] running `"docker" "rm" "-f" "1e918268200f37a4a8836563a7b716f3392689795bdfcbd6ce45ab256f25ca25"`
[INFO] [stdout] 1e918268200f37a4a8836563a7b716f3392689795bdfcbd6ce45ab256f25ca25