[INFO] updating cached repository pinkisemils/rust_shenanigans
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/pinkisemils/rust_shenanigans
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/pinkisemils/rust_shenanigans" "work/ex/beta-1.37-6/sources/1.36.0/gh/pinkisemils/rust_shenanigans"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/pinkisemils/rust_shenanigans'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/pinkisemils/rust_shenanigans" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/pinkisemils/rust_shenanigans"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/pinkisemils/rust_shenanigans'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 16ae5658ced9ccc30ba25c779d78e17d416ca61b
[INFO] sha for GitHub repo pinkisemils/rust_shenanigans: 16ae5658ced9ccc30ba25c779d78e17d416ca61b
[INFO] validating manifest of pinkisemils/rust_shenanigans 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 pinkisemils/rust_shenanigans 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 pinkisemils/rust_shenanigans
[INFO] finished frobbing pinkisemils/rust_shenanigans
[INFO] frobbed toml for pinkisemils/rust_shenanigans written to work/ex/beta-1.37-6/sources/1.36.0/gh/pinkisemils/rust_shenanigans/Cargo.toml
[INFO] started frobbing pinkisemils/rust_shenanigans
[INFO] finished frobbing pinkisemils/rust_shenanigans
[INFO] frobbed toml for pinkisemils/rust_shenanigans written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/pinkisemils/rust_shenanigans/Cargo.toml
[INFO] crate pinkisemils/rust_shenanigans 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 pinkisemils/rust_shenanigans 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-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/pinkisemils/rust_shenanigans:/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] 2df093771ab5e500f642273fd08bef0f4084646e58a28b4f53997c3cdd342fea
[INFO] running `"docker" "start" "-a" "2df093771ab5e500f642273fd08bef0f4084646e58a28b4f53997c3cdd342fea"`
[INFO] [stderr]    Compiling libc v0.2.20
[INFO] [stderr]    Compiling num-traits v0.1.36
[INFO] [stderr]    Compiling adler32 v0.3.0
[INFO] [stderr]    Compiling bitflags v0.7.1
[INFO] [stderr]    Compiling inflate v0.1.1
[INFO] [stderr]    Compiling gcc v0.3.43
[INFO] [stderr]    Compiling gif v0.9.0
[INFO] [stderr]    Compiling deflate v0.7.4
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling num_cpus v1.2.1
[INFO] [stderr]    Compiling num-integer v0.1.32
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling deco v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]    Compiling num-iter v0.1.32
[INFO] [stderr]    Compiling num-rational v0.1.35
[INFO] [stderr]    Compiling deque v0.3.1
[INFO] [stderr]    Compiling rayon v0.6.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.11
[INFO] [stderr]    Compiling png v0.6.2
[INFO] [stderr]    Compiling image v0.12.3
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/lib.rs:28:21
[INFO] [stderr]    |
[INFO] [stderr] 28 |                     tx.send(trim(sendable));
[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 variable: `dec_t`
[INFO] [stderr]   --> src/bin/main.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let dec_t = spawn(||{read_and_send(file, tx)});
[INFO] [stderr]    |         ^^^^^ help: consider prefixing with an underscore: `_dec_t`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.54s
[INFO] running `"docker" "inspect" "2df093771ab5e500f642273fd08bef0f4084646e58a28b4f53997c3cdd342fea"`
[INFO] running `"docker" "rm" "-f" "2df093771ab5e500f642273fd08bef0f4084646e58a28b4f53997c3cdd342fea"`
[INFO] [stdout] 2df093771ab5e500f642273fd08bef0f4084646e58a28b4f53997c3cdd342fea
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/pinkisemils/rust_shenanigans:/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] b715de22ea4998b44c904449f150123dfa6b5445c7e00a95bc4e57207aa249dd
[INFO] running `"docker" "start" "-a" "b715de22ea4998b44c904449f150123dfa6b5445c7e00a95bc4e57207aa249dd"`
[INFO] [stderr]    Compiling deco v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `dec_t`
[INFO] [stderr]   --> src/bin/main.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let dec_t = spawn(||{read_and_send(file, tx)});
[INFO] [stderr]    |         ^^^^^ help: consider prefixing with an underscore: `_dec_t`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/lib.rs:28:21
[INFO] [stderr]    |
[INFO] [stderr] 28 |                     tx.send(trim(sendable));
[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]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `"docker" "inspect" "b715de22ea4998b44c904449f150123dfa6b5445c7e00a95bc4e57207aa249dd"`
[INFO] running `"docker" "rm" "-f" "b715de22ea4998b44c904449f150123dfa6b5445c7e00a95bc4e57207aa249dd"`
[INFO] [stdout] b715de22ea4998b44c904449f150123dfa6b5445c7e00a95bc4e57207aa249dd
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/pinkisemils/rust_shenanigans:/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] 9280d60c02fe1ed108c94b8c43f4744ee9102a949c942562ff461132d0edd916
[INFO] running `"docker" "start" "-a" "9280d60c02fe1ed108c94b8c43f4744ee9102a949c942562ff461132d0edd916"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/deco-7326d76f5edc45d6
[INFO] [stderr]      Running /opt/crater/target/debug/deps/main-ef3c5aa8b4d3f233
[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]    Doc-tests deco
[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] [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" "9280d60c02fe1ed108c94b8c43f4744ee9102a949c942562ff461132d0edd916"`
[INFO] running `"docker" "rm" "-f" "9280d60c02fe1ed108c94b8c43f4744ee9102a949c942562ff461132d0edd916"`
[INFO] [stdout] 9280d60c02fe1ed108c94b8c43f4744ee9102a949c942562ff461132d0edd916