[INFO] updating cached repository dszczyt/rust-jwt-cracker
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/dszczyt/rust-jwt-cracker
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/dszczyt/rust-jwt-cracker" "work/ex/beta-1.38-1/sources/1.37.0/gh/dszczyt/rust-jwt-cracker"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/dszczyt/rust-jwt-cracker'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/dszczyt/rust-jwt-cracker" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dszczyt/rust-jwt-cracker"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dszczyt/rust-jwt-cracker'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 482d03cc35e7cb8e10e6d6f36656d820ed3dc577
[INFO] sha for GitHub repo dszczyt/rust-jwt-cracker: 482d03cc35e7cb8e10e6d6f36656d820ed3dc577
[INFO] validating manifest of dszczyt/rust-jwt-cracker 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 dszczyt/rust-jwt-cracker 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 dszczyt/rust-jwt-cracker
[INFO] finished frobbing dszczyt/rust-jwt-cracker
[INFO] frobbed toml for dszczyt/rust-jwt-cracker written to work/ex/beta-1.38-1/sources/1.37.0/gh/dszczyt/rust-jwt-cracker/Cargo.toml
[INFO] started frobbing dszczyt/rust-jwt-cracker
[INFO] finished frobbing dszczyt/rust-jwt-cracker
[INFO] frobbed toml for dszczyt/rust-jwt-cracker written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dszczyt/rust-jwt-cracker/Cargo.toml
[INFO] crate dszczyt/rust-jwt-cracker 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 dszczyt/rust-jwt-cracker 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-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/dszczyt/rust-jwt-cracker:/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] aef312b44eeaa3142f01351689324b5ecb7ec01cc7a602ef80ed55570b2001bf
[INFO] running `"docker" "start" "-a" "aef312b44eeaa3142f01351689324b5ecb7ec01cc7a602ef80ed55570b2001bf"`
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling base64-url v1.1.7
[INFO] [stderr]    Compiling rust-jwt-cracker v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:81:32
[INFO] [stderr]    |
[INFO] [stderr] 81 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.81s
[INFO] running `"docker" "inspect" "aef312b44eeaa3142f01351689324b5ecb7ec01cc7a602ef80ed55570b2001bf"`
[INFO] running `"docker" "rm" "-f" "aef312b44eeaa3142f01351689324b5ecb7ec01cc7a602ef80ed55570b2001bf"`
[INFO] [stdout] aef312b44eeaa3142f01351689324b5ecb7ec01cc7a602ef80ed55570b2001bf
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/dszczyt/rust-jwt-cracker:/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] efd2f4e8f549b758cb5f2ac811e0d3ad01d64d51b6b6a046f6a78aaecd90f927
[INFO] running `"docker" "start" "-a" "efd2f4e8f549b758cb5f2ac811e0d3ad01d64d51b6b6a046f6a78aaecd90f927"`
[INFO] [stderr]    Compiling rust-jwt-cracker v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:81:32
[INFO] [stderr]    |
[INFO] [stderr] 81 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `"docker" "inspect" "efd2f4e8f549b758cb5f2ac811e0d3ad01d64d51b6b6a046f6a78aaecd90f927"`
[INFO] running `"docker" "rm" "-f" "efd2f4e8f549b758cb5f2ac811e0d3ad01d64d51b6b6a046f6a78aaecd90f927"`
[INFO] [stdout] efd2f4e8f549b758cb5f2ac811e0d3ad01d64d51b6b6a046f6a78aaecd90f927
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/dszczyt/rust-jwt-cracker:/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] 1824b5a0363cc99e6383dd711bb255a438c6599978c4f1cbb9f4ec4d96ea9d31
[INFO] running `"docker" "start" "-a" "1824b5a0363cc99e6383dd711bb255a438c6599978c4f1cbb9f4ec4d96ea9d31"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_jwt_cracker-2cf35eef51415505
[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" "1824b5a0363cc99e6383dd711bb255a438c6599978c4f1cbb9f4ec4d96ea9d31"`
[INFO] running `"docker" "rm" "-f" "1824b5a0363cc99e6383dd711bb255a438c6599978c4f1cbb9f4ec4d96ea9d31"`
[INFO] [stdout] 1824b5a0363cc99e6383dd711bb255a438c6599978c4f1cbb9f4ec4d96ea9d31