[INFO] updating cached repository ojensen5115/jwtcrack
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ojensen5115/jwtcrack
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ojensen5115/jwtcrack" "work/ex/beta-1.38-1/sources/1.37.0/gh/ojensen5115/jwtcrack"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/ojensen5115/jwtcrack'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ojensen5115/jwtcrack" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ojensen5115/jwtcrack"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ojensen5115/jwtcrack'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b266b8814114cd96daf2b7ece559d17e9a2ea4a7
[INFO] sha for GitHub repo ojensen5115/jwtcrack: b266b8814114cd96daf2b7ece559d17e9a2ea4a7
[INFO] validating manifest of ojensen5115/jwtcrack 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 ojensen5115/jwtcrack 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 ojensen5115/jwtcrack
[INFO] finished frobbing ojensen5115/jwtcrack
[INFO] frobbed toml for ojensen5115/jwtcrack written to work/ex/beta-1.38-1/sources/1.37.0/gh/ojensen5115/jwtcrack/Cargo.toml
[INFO] started frobbing ojensen5115/jwtcrack
[INFO] finished frobbing ojensen5115/jwtcrack
[INFO] frobbed toml for ojensen5115/jwtcrack written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ojensen5115/jwtcrack/Cargo.toml
[INFO] crate ojensen5115/jwtcrack 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/ojensen5115/jwtcrack/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[INFO] the lockfile is outdated, regenerating it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 ojensen5115/jwtcrack 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-5/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/ojensen5115/jwtcrack:/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] f6134292405655193ba0b6f240dd99f09b357835a358190442fa0d6e67479fbe
[INFO] running `"docker" "start" "-a" "f6134292405655193ba0b6f240dd99f09b357835a358190442fa0d6e67479fbe"`
[INFO] [stderr]    Compiling jwtcrack v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:97:25
[INFO] [stderr]    |
[INFO] [stderr] 97 |                         thread_checkin_tx.send(-1);
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:106:17
[INFO] [stderr]     |
[INFO] [stderr] 106 |                 thread_checkin_tx.send(id);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:118:9
[INFO] [stderr]     |
[INFO] [stderr] 118 | /         channel.send(
[INFO] [stderr] 119 | |             reader_lines.by_ref()
[INFO] [stderr] 120 | |                 .take(THREAD_WORK as usize)
[INFO] [stderr] 121 | |                 .map(|x| x.unwrap())
[INFO] [stderr] 122 | |                 .collect());
[INFO] [stderr]     | |____________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:138:9
[INFO] [stderr]     |
[INFO] [stderr] 138 | /         worker_channels[finished_id as usize].send(
[INFO] [stderr] 139 | |             reader_lines.by_ref()
[INFO] [stderr] 140 | |                 .take(THREAD_WORK as usize)
[INFO] [stderr] 141 | |                 .map(|x| x.unwrap())
[INFO] [stderr] 142 | |                 .collect());
[INFO] [stderr]     | |____________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.86s
[INFO] running `"docker" "inspect" "f6134292405655193ba0b6f240dd99f09b357835a358190442fa0d6e67479fbe"`
[INFO] running `"docker" "rm" "-f" "f6134292405655193ba0b6f240dd99f09b357835a358190442fa0d6e67479fbe"`
[INFO] [stdout] f6134292405655193ba0b6f240dd99f09b357835a358190442fa0d6e67479fbe
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/ojensen5115/jwtcrack:/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] 2a19e2c5be2c0fc66f5e6e0415f1744d025a40670af400ce5d92bdd583790e86
[INFO] running `"docker" "start" "-a" "2a19e2c5be2c0fc66f5e6e0415f1744d025a40670af400ce5d92bdd583790e86"`
[INFO] [stderr]    Compiling jwtcrack v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:97:25
[INFO] [stderr]    |
[INFO] [stderr] 97 |                         thread_checkin_tx.send(-1);
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:106:17
[INFO] [stderr]     |
[INFO] [stderr] 106 |                 thread_checkin_tx.send(id);
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:118:9
[INFO] [stderr]     |
[INFO] [stderr] 118 | /         channel.send(
[INFO] [stderr] 119 | |             reader_lines.by_ref()
[INFO] [stderr] 120 | |                 .take(THREAD_WORK as usize)
[INFO] [stderr] 121 | |                 .map(|x| x.unwrap())
[INFO] [stderr] 122 | |                 .collect());
[INFO] [stderr]     | |____________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:138:9
[INFO] [stderr]     |
[INFO] [stderr] 138 | /         worker_channels[finished_id as usize].send(
[INFO] [stderr] 139 | |             reader_lines.by_ref()
[INFO] [stderr] 140 | |                 .take(THREAD_WORK as usize)
[INFO] [stderr] 141 | |                 .map(|x| x.unwrap())
[INFO] [stderr] 142 | |                 .collect());
[INFO] [stderr]     | |____________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `"docker" "inspect" "2a19e2c5be2c0fc66f5e6e0415f1744d025a40670af400ce5d92bdd583790e86"`
[INFO] running `"docker" "rm" "-f" "2a19e2c5be2c0fc66f5e6e0415f1744d025a40670af400ce5d92bdd583790e86"`
[INFO] [stdout] 2a19e2c5be2c0fc66f5e6e0415f1744d025a40670af400ce5d92bdd583790e86
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/ojensen5115/jwtcrack:/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] 9f3948a5ec0259a4ad7a61731022715babafa0de612aed7d464e6738c3db2d7b
[INFO] running `"docker" "start" "-a" "9f3948a5ec0259a4ad7a61731022715babafa0de612aed7d464e6738c3db2d7b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/jwtcrack-d3749958504f69db
[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" "9f3948a5ec0259a4ad7a61731022715babafa0de612aed7d464e6738c3db2d7b"`
[INFO] running `"docker" "rm" "-f" "9f3948a5ec0259a4ad7a61731022715babafa0de612aed7d464e6738c3db2d7b"`
[INFO] [stdout] 9f3948a5ec0259a4ad7a61731022715babafa0de612aed7d464e6738c3db2d7b