[INFO] updating cached repository limitee/cronjob
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/limitee/cronjob
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/limitee/cronjob" "work/ex/beta-1.37-6/sources/1.36.0/gh/limitee/cronjob"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/limitee/cronjob'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/limitee/cronjob" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/limitee/cronjob"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/limitee/cronjob'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 94b6edd0e8906f51d18e8184ea16dae2ba14d906
[INFO] sha for GitHub repo limitee/cronjob: 94b6edd0e8906f51d18e8184ea16dae2ba14d906
[INFO] validating manifest of limitee/cronjob 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 limitee/cronjob 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 limitee/cronjob
[INFO] finished frobbing limitee/cronjob
[INFO] frobbed toml for limitee/cronjob written to work/ex/beta-1.37-6/sources/1.36.0/gh/limitee/cronjob/Cargo.toml
[INFO] started frobbing limitee/cronjob
[INFO] finished frobbing limitee/cronjob
[INFO] frobbed toml for limitee/cronjob written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/limitee/cronjob/Cargo.toml
[INFO] crate limitee/cronjob already has a lockfile, it will not be regenerated
[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 limitee/cronjob 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-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/limitee/cronjob:/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] 5e53e9d9338b4a57e64402661e762f2a5bd8ca33df90d37049b418ed2ea5b0d7
[INFO] running `"docker" "start" "-a" "5e53e9d9338b4a57e64402661e762f2a5bd8ca33df90d37049b418ed2ea5b0d7"`
[INFO] [stderr]    Compiling chrono v0.4.0
[INFO] [stderr]    Compiling cronjob v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]    --> src/lib.rs:240:41
[INFO] [stderr]     |
[INFO] [stderr] 240 |                                 tx.send((x)).unwrap();
[INFO] [stderr]     |                                         ^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]    --> src/lib.rs:248:33
[INFO] [stderr]     |
[INFO] [stderr] 248 |                         tx.send((Local::now())).unwrap();
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.82s
[INFO] running `"docker" "inspect" "5e53e9d9338b4a57e64402661e762f2a5bd8ca33df90d37049b418ed2ea5b0d7"`
[INFO] running `"docker" "rm" "-f" "5e53e9d9338b4a57e64402661e762f2a5bd8ca33df90d37049b418ed2ea5b0d7"`
[INFO] [stdout] 5e53e9d9338b4a57e64402661e762f2a5bd8ca33df90d37049b418ed2ea5b0d7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/limitee/cronjob:/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] 32535bdbe58c892eb3862ada05560d1e06798f40400344a121c7110f6b44376f
[INFO] running `"docker" "start" "-a" "32535bdbe58c892eb3862ada05560d1e06798f40400344a121c7110f6b44376f"`
[INFO] [stderr]    Compiling cronjob v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]    --> src/lib.rs:240:41
[INFO] [stderr]     |
[INFO] [stderr] 240 |                                 tx.send((x)).unwrap();
[INFO] [stderr]     |                                         ^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]    --> src/lib.rs:248:33
[INFO] [stderr]     |
[INFO] [stderr] 248 |                         tx.send((Local::now())).unwrap();
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `"docker" "inspect" "32535bdbe58c892eb3862ada05560d1e06798f40400344a121c7110f6b44376f"`
[INFO] running `"docker" "rm" "-f" "32535bdbe58c892eb3862ada05560d1e06798f40400344a121c7110f6b44376f"`
[INFO] [stdout] 32535bdbe58c892eb3862ada05560d1e06798f40400344a121c7110f6b44376f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/limitee/cronjob:/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] 9e1f9144db3ab4d2c671ac44adb25643151dfbd65fb74cfaaf986b1acb8404a9
[INFO] running `"docker" "start" "-a" "9e1f9144db3ab4d2c671ac44adb25643151dfbd65fb74cfaaf986b1acb8404a9"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cronjob-e86492e5734bd35d
[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] [stderr]      Running /opt/crater/target/debug/deps/cronjob-7b113d9a0c241974
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests cronjob
[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" "9e1f9144db3ab4d2c671ac44adb25643151dfbd65fb74cfaaf986b1acb8404a9"`
[INFO] running `"docker" "rm" "-f" "9e1f9144db3ab4d2c671ac44adb25643151dfbd65fb74cfaaf986b1acb8404a9"`
[INFO] [stdout] 9e1f9144db3ab4d2c671ac44adb25643151dfbd65fb74cfaaf986b1acb8404a9