[INFO] updating cached repository kiwistrongis/dsrex
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kiwistrongis/dsrex
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kiwistrongis/dsrex" "work/ex/beta-1.38-1/sources/1.37.0/gh/kiwistrongis/dsrex"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/kiwistrongis/dsrex'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kiwistrongis/dsrex" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kiwistrongis/dsrex"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kiwistrongis/dsrex'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6b45bb197094d1329ce631241a8480e4a6549292
[INFO] sha for GitHub repo kiwistrongis/dsrex: 6b45bb197094d1329ce631241a8480e4a6549292
[INFO] validating manifest of kiwistrongis/dsrex 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 kiwistrongis/dsrex 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 kiwistrongis/dsrex
[INFO] finished frobbing kiwistrongis/dsrex
[INFO] frobbed toml for kiwistrongis/dsrex written to work/ex/beta-1.38-1/sources/1.37.0/gh/kiwistrongis/dsrex/Cargo.toml
[INFO] started frobbing kiwistrongis/dsrex
[INFO] finished frobbing kiwistrongis/dsrex
[INFO] frobbed toml for kiwistrongis/dsrex written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kiwistrongis/dsrex/Cargo.toml
[INFO] crate kiwistrongis/dsrex 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] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/kiwistrongis/dsrex/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[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 kiwistrongis/dsrex 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-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/kiwistrongis/dsrex:/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] 1c5b6d8f3fd93b581448f781abe2d4b04aade97ee9a62ead8db1ddff1c5e7e45
[INFO] running `"docker" "start" "-a" "1c5b6d8f3fd93b581448f781abe2d4b04aade97ee9a62ead8db1ddff1c5e7e45"`
[INFO] [stderr]    Compiling dsrex v1.0.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::hash::SipHasher': use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stderr]  --> src/util.rs:4:32
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::hash::{ Hash, Hasher, SipHasher};
[INFO] [stderr]   |                                ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::hash::SipHasher': use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stderr]   --> src/util.rs:56:19
[INFO] [stderr]    |
[INFO] [stderr] 56 |     let mut hasher = SipHasher::new();
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::hash::SipHasher::new': use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stderr]   --> src/util.rs:56:19
[INFO] [stderr]    |
[INFO] [stderr] 56 |     let mut hasher = SipHasher::new();
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.03s
[INFO] running `"docker" "inspect" "1c5b6d8f3fd93b581448f781abe2d4b04aade97ee9a62ead8db1ddff1c5e7e45"`
[INFO] running `"docker" "rm" "-f" "1c5b6d8f3fd93b581448f781abe2d4b04aade97ee9a62ead8db1ddff1c5e7e45"`
[INFO] [stdout] 1c5b6d8f3fd93b581448f781abe2d4b04aade97ee9a62ead8db1ddff1c5e7e45
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/kiwistrongis/dsrex:/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] 10cec1f34e94b5d328d5cab589a7d64ade49207db68ff30ec13effd3f6eaa561
[INFO] running `"docker" "start" "-a" "10cec1f34e94b5d328d5cab589a7d64ade49207db68ff30ec13effd3f6eaa561"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling dsrex v1.0.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::hash::SipHasher': use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stderr]  --> src/util.rs:4:32
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::hash::{ Hash, Hasher, SipHasher};
[INFO] [stderr]   |                                ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::hash::SipHasher': use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stderr]   --> src/util.rs:56:19
[INFO] [stderr]    |
[INFO] [stderr] 56 |     let mut hasher = SipHasher::new();
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::hash::SipHasher::new': use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stderr]   --> src/util.rs:56:19
[INFO] [stderr]    |
[INFO] [stderr] 56 |     let mut hasher = SipHasher::new();
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.04s
[INFO] running `"docker" "inspect" "10cec1f34e94b5d328d5cab589a7d64ade49207db68ff30ec13effd3f6eaa561"`
[INFO] running `"docker" "rm" "-f" "10cec1f34e94b5d328d5cab589a7d64ade49207db68ff30ec13effd3f6eaa561"`
[INFO] [stdout] 10cec1f34e94b5d328d5cab589a7d64ade49207db68ff30ec13effd3f6eaa561
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/kiwistrongis/dsrex:/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] 37f398345a46d455bdfeeb290bae2064a757c28324712607c3b3c64de88cd7eb
[INFO] running `"docker" "start" "-a" "37f398345a46d455bdfeeb290bae2064a757c28324712607c3b3c64de88cd7eb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/dsrex-6d231285ab50c3ee
[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/apriori-2cd3c901aec18b90
[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/pcy-ab418b8d7675a1c5
[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/test_apriori-47b904c78a597e65
[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/test_pcy-637d4befc627581e
[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 dsrex
[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" "37f398345a46d455bdfeeb290bae2064a757c28324712607c3b3c64de88cd7eb"`
[INFO] running `"docker" "rm" "-f" "37f398345a46d455bdfeeb290bae2064a757c28324712607c3b3c64de88cd7eb"`
[INFO] [stdout] 37f398345a46d455bdfeeb290bae2064a757c28324712607c3b3c64de88cd7eb