[INFO] updating cached repository https://github.com/ojensen5115/jwtcrack
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b266b8814114cd96daf2b7ece559d17e9a2ea4a7
[INFO] checking ojensen5115/jwtcrack against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fojensen5115%2Fjwtcrack" "/workspace/builds/worker-13/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ojensen5115/jwtcrack on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ojensen5115/jwtcrack
[INFO] finished tweaking git repo https://github.com/ojensen5115/jwtcrack
[INFO] tweaked toml for git repo https://github.com/ojensen5115/jwtcrack written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/ojensen5115/jwtcrack already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] error: the lock file /workspace/builds/worker-13/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cf5e27e4ddcbccd0a29cd8a2b5c798f89d5dd5302b0e89a59751b2752ab7af01
[INFO] running `"docker" "start" "-a" "cf5e27e4ddcbccd0a29cd8a2b5c798f89d5dd5302b0e89a59751b2752ab7af01"`
[INFO] [stderr]     Checking jwtcrack v0.1.0 (/opt/rustwide/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] 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 1.40s
[INFO] running `"docker" "inspect" "cf5e27e4ddcbccd0a29cd8a2b5c798f89d5dd5302b0e89a59751b2752ab7af01"`
[INFO] running `"docker" "rm" "-f" "cf5e27e4ddcbccd0a29cd8a2b5c798f89d5dd5302b0e89a59751b2752ab7af01"`
[INFO] [stdout] cf5e27e4ddcbccd0a29cd8a2b5c798f89d5dd5302b0e89a59751b2752ab7af01