[INFO] updating cached repository Samuel-L/tv-tracker
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Samuel-L/tv-tracker
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Samuel-L/tv-tracker" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/Samuel-L/tv-tracker"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/Samuel-L/tv-tracker'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Samuel-L/tv-tracker" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/Samuel-L/tv-tracker"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/Samuel-L/tv-tracker'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] fe952de582b2bb9a725cc966f392aedc599d7c34
[INFO] sha for GitHub repo Samuel-L/tv-tracker: fe952de582b2bb9a725cc966f392aedc599d7c34
[INFO] validating manifest of Samuel-L/tv-tracker on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Samuel-L/tv-tracker on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Samuel-L/tv-tracker
[INFO] finished frobbing Samuel-L/tv-tracker
[INFO] frobbed toml for Samuel-L/tv-tracker written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/Samuel-L/tv-tracker/Cargo.toml
[INFO] started frobbing Samuel-L/tv-tracker
[INFO] finished frobbing Samuel-L/tv-tracker
[INFO] frobbed toml for Samuel-L/tv-tracker written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/Samuel-L/tv-tracker/Cargo.toml
[INFO] crate Samuel-L/tv-tracker already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Samuel-L/tv-tracker against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-5/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/Samuel-L/tv-tracker:/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=forbid" "-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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] c085a01717314fbad62d5377eab07b2f0c80756f01644109eda803e00f0d6083
[INFO] running `"docker" "start" "-a" "c085a01717314fbad62d5377eab07b2f0c80756f01644109eda803e00f0d6083"`
[INFO] [stderr]     Checking tv-tracker v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::io::BufReader`
[INFO] [stderr]  --> src/tvfile/mod.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::io::BufReader;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::SeekFrom`
[INFO] [stderr]  --> src/tvfile/mod.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::io::SeekFrom;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Seek`
[INFO] [stderr]  --> src/tvfile/mod.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::io::Seek;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::BufReader`
[INFO] [stderr]  --> src/tvfile/mod.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::io::BufReader;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::SeekFrom`
[INFO] [stderr]  --> src/tvfile/mod.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::io::SeekFrom;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Seek`
[INFO] [stderr]  --> src/tvfile/mod.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::io::Seek;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `create_test_file`
[INFO] [stderr]    --> src/tvfile/mod.rs:169:1
[INFO] [stderr]     |
[INFO] [stderr] 169 | fn create_test_file(filename: &str) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `tear_down`
[INFO] [stderr]    --> src/tvfile/mod.rs:184:1
[INFO] [stderr]     |
[INFO] [stderr] 184 | fn tear_down(filename: &str) -> () {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `"docker" "inspect" "c085a01717314fbad62d5377eab07b2f0c80756f01644109eda803e00f0d6083"`
[INFO] running `"docker" "rm" "-f" "c085a01717314fbad62d5377eab07b2f0c80756f01644109eda803e00f0d6083"`
[INFO] [stdout] c085a01717314fbad62d5377eab07b2f0c80756f01644109eda803e00f0d6083