[INFO] updating cached repository zwennesm/rssr
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/zwennesm/rssr
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/zwennesm/rssr" "work/ex/beta-1.38-1/sources/1.37.0/gh/zwennesm/rssr"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/zwennesm/rssr'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/zwennesm/rssr" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zwennesm/rssr"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zwennesm/rssr'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 05c5c47d38f209200fbfff910246151c72d45aa9
[INFO] sha for GitHub repo zwennesm/rssr: 05c5c47d38f209200fbfff910246151c72d45aa9
[INFO] validating manifest of zwennesm/rssr 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 zwennesm/rssr 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 zwennesm/rssr
[INFO] finished frobbing zwennesm/rssr
[INFO] frobbed toml for zwennesm/rssr written to work/ex/beta-1.38-1/sources/1.37.0/gh/zwennesm/rssr/Cargo.toml
[INFO] started frobbing zwennesm/rssr
[INFO] finished frobbing zwennesm/rssr
[INFO] frobbed toml for zwennesm/rssr written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zwennesm/rssr/Cargo.toml
[INFO] crate zwennesm/rssr 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 zwennesm/rssr 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-6/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/zwennesm/rssr:/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] a4f4c7c28b3d7686faebdd5912fa6f82774fc36004ce7c86f33f6e4ef12f8837
[INFO] running `"docker" "start" "-a" "a4f4c7c28b3d7686faebdd5912fa6f82774fc36004ce7c86f33f6e4ef12f8837"`
[INFO] [stderr]    Compiling libc v0.2.53
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[INFO] [stderr]    Compiling utf8-ranges v1.0.2
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[INFO] [stderr]    Compiling try-lock v0.2.2
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling encoding_rs v0.8.17
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[INFO] [stderr]    Compiling derive_builder v0.7.1
[INFO] [stderr]    Compiling semver v0.9.0
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[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling regex-syntax v0.6.6
[INFO] [stderr]    Compiling miniz_oxide v0.2.1
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[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling tokio-sync v0.1.5
[INFO] [stderr]    Compiling want v0.0.6
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[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling miniz_oxide_c_api v0.2.1
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[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling num_cpus v1.10.0
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling openssl-sys v0.9.43
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling tokio-timer v0.2.10
[INFO] [stderr]    Compiling tokio-current-thread v0.1.6
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling aho-corasick v0.7.3
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling mime v0.3.13
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling http v0.1.17
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling flate2 v1.0.7
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling tokio-threadpool v0.1.14
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling cookie v0.11.0
[INFO] [stderr]    Compiling error-chain v0.12.0
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling publicsuffix v1.5.2
[INFO] [stderr]    Compiling h2 v0.1.18
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]    Compiling tokio-reactor v0.1.9
[INFO] [stderr]    Compiling darling_core v0.8.6
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio v0.1.19
[INFO] [stderr]    Compiling hyper v0.12.27
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]    Compiling darling_macro v0.8.6
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling hyper-tls v0.3.2
[INFO] [stderr]    Compiling darling v0.8.6
[INFO] [stderr]    Compiling derive_builder_core v0.4.1
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling quick-xml v0.13.3
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling serde_urlencoded v0.5.5
[INFO] [stderr]    Compiling cookie_store v0.5.1
[INFO] [stderr]    Compiling reqwest v0.9.15
[INFO] [stderr]    Compiling rss v1.7.0
[INFO] [stderr]    Compiling rssr v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `error`
[INFO] [stderr]   --> src/feed.rs:30:17
[INFO] [stderr]    |
[INFO] [stderr] 30 |             Err(error) => HashMap::new(),
[INFO] [stderr]    |                 ^^^^^ help: consider prefixing with an underscore: `_error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]   --> src/feed.rs:45:21
[INFO] [stderr]    |
[INFO] [stderr] 45 |                 Err(err) => println!("could not create file with loc: {}", self.channel_file_location),
[INFO] [stderr]    |                     ^^^ help: consider prefixing with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/feed.rs:42:13
[INFO] [stderr]    |
[INFO] [stderr] 42 |             fs::write(self.channel_file_location, channels_as_json);
[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 4m 37s
[INFO] running `"docker" "inspect" "a4f4c7c28b3d7686faebdd5912fa6f82774fc36004ce7c86f33f6e4ef12f8837"`
[INFO] running `"docker" "rm" "-f" "a4f4c7c28b3d7686faebdd5912fa6f82774fc36004ce7c86f33f6e4ef12f8837"`
[INFO] [stdout] a4f4c7c28b3d7686faebdd5912fa6f82774fc36004ce7c86f33f6e4ef12f8837
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/zwennesm/rssr:/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] 179a7fe710be343c7740171fe66c88d294fd1c57e539d09d8bb959c3b82b9775
[INFO] running `"docker" "start" "-a" "179a7fe710be343c7740171fe66c88d294fd1c57e539d09d8bb959c3b82b9775"`
[INFO] [stderr]    Compiling rssr v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `error`
[INFO] [stderr]   --> src/feed.rs:30:17
[INFO] [stderr]    |
[INFO] [stderr] 30 |             Err(error) => HashMap::new(),
[INFO] [stderr]    |                 ^^^^^ help: consider prefixing with an underscore: `_error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]   --> src/feed.rs:45:21
[INFO] [stderr]    |
[INFO] [stderr] 45 |                 Err(err) => println!("could not create file with loc: {}", self.channel_file_location),
[INFO] [stderr]    |                     ^^^ help: consider prefixing with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/feed.rs:42:13
[INFO] [stderr]    |
[INFO] [stderr] 42 |             fs::write(self.channel_file_location, channels_as_json);
[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 2.13s
[INFO] running `"docker" "inspect" "179a7fe710be343c7740171fe66c88d294fd1c57e539d09d8bb959c3b82b9775"`
[INFO] running `"docker" "rm" "-f" "179a7fe710be343c7740171fe66c88d294fd1c57e539d09d8bb959c3b82b9775"`
[INFO] [stdout] 179a7fe710be343c7740171fe66c88d294fd1c57e539d09d8bb959c3b82b9775
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/zwennesm/rssr:/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] c0288fa6c22a6566d78ef1f80beac6b13a3fadc2fcca7cef8383a106487fe563
[INFO] running `"docker" "start" "-a" "c0288fa6c22a6566d78ef1f80beac6b13a3fadc2fcca7cef8383a106487fe563"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rssr-afbad986d8c4b422
[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]      Running /opt/crater/target/debug/deps/rssr-86558fe759cfdd61
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests rssr
[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" "c0288fa6c22a6566d78ef1f80beac6b13a3fadc2fcca7cef8383a106487fe563"`
[INFO] running `"docker" "rm" "-f" "c0288fa6c22a6566d78ef1f80beac6b13a3fadc2fcca7cef8383a106487fe563"`
[INFO] [stdout] c0288fa6c22a6566d78ef1f80beac6b13a3fadc2fcca7cef8383a106487fe563