[INFO] updating cached repository killercup/limerick_ebooks
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/killercup/limerick_ebooks
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/killercup/limerick_ebooks" "work/ex/beta-1.38-1/sources/1.37.0/gh/killercup/limerick_ebooks"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/killercup/limerick_ebooks'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/killercup/limerick_ebooks" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/killercup/limerick_ebooks"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/killercup/limerick_ebooks'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 54c596866e8275d5b141ff7ac03342d7bab7d475
[INFO] sha for GitHub repo killercup/limerick_ebooks: 54c596866e8275d5b141ff7ac03342d7bab7d475
[INFO] validating manifest of killercup/limerick_ebooks 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 killercup/limerick_ebooks 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 killercup/limerick_ebooks
[INFO] finished frobbing killercup/limerick_ebooks
[INFO] frobbed toml for killercup/limerick_ebooks written to work/ex/beta-1.38-1/sources/1.37.0/gh/killercup/limerick_ebooks/Cargo.toml
[INFO] started frobbing killercup/limerick_ebooks
[INFO] finished frobbing killercup/limerick_ebooks
[INFO] frobbed toml for killercup/limerick_ebooks written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/killercup/limerick_ebooks/Cargo.toml
[INFO] crate killercup/limerick_ebooks 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 killercup/limerick_ebooks 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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/killercup/limerick_ebooks:/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] ab312689b25c7a6679a0d2be313dd3b4fbaf7d02771a698728da8c7732bc6e8b
[INFO] running `"docker" "start" "-a" "ab312689b25c7a6679a0d2be313dd3b4fbaf7d02771a698728da8c7732bc6e8b"`
[INFO] [stderr]    Compiling gcc v0.3.51
[INFO] [stderr]    Compiling cfg-if v0.1.1
[INFO] [stderr]    Compiling linked-hash-map v0.3.0
[INFO] [stderr]    Compiling arena-tree v0.3.0
[INFO] [stderr]    Compiling unicode_categories v0.1.1
[INFO] [stderr]    Compiling quick-error v1.2.0
[INFO] [stderr]    Compiling typed-arena v1.3.0
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling thread-id v3.1.0
[INFO] [stderr]    Compiling atty v0.2.2
[INFO] [stderr]    Compiling term_size v0.3.0
[INFO] [stderr]    Compiling serde_json v1.0.2
[INFO] [stderr]    Compiling thread_local v0.3.3
[INFO] [stderr]    Compiling structopt-derive v0.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.11
[INFO] [stderr]    Compiling clap v2.24.2
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling yaml-rust v0.3.5
[INFO] [stderr]    Compiling regex v0.2.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.11
[INFO] [stderr]    Compiling serde_yaml v0.7.1
[INFO] [stderr]    Compiling handlebars v0.27.0
[INFO] [stderr]    Compiling backtrace v0.3.2
[INFO] [stderr]    Compiling error-chain v0.11.0-rc.2
[INFO] [stderr]    Compiling comrak v0.1.4
[INFO] [stderr]    Compiling structopt v0.1.0
[INFO] [stderr]    Compiling limericks v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/main.rs:66:1
[INFO] [stderr]    |
[INFO] [stderr] 66 | / error_chain! {
[INFO] [stderr] 67 | |     foreign_links {
[INFO] [stderr] 68 | |         Io(::std::io::Error);
[INFO] [stderr] 69 | |         Handlebars(::handlebars::TemplateRenderError);
[INFO] [stderr] 70 | |         Yaml(::yaml::Error);
[INFO] [stderr] 71 | |     }
[INFO] [stderr] 72 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/main.rs:66:1
[INFO] [stderr]    |
[INFO] [stderr] 66 | / error_chain! {
[INFO] [stderr] 67 | |     foreign_links {
[INFO] [stderr] 68 | |         Io(::std::io::Error);
[INFO] [stderr] 69 | |         Handlebars(::handlebars::TemplateRenderError);
[INFO] [stderr] 70 | |         Yaml(::yaml::Error);
[INFO] [stderr] 71 | |     }
[INFO] [stderr] 72 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.75s
[INFO] running `"docker" "inspect" "ab312689b25c7a6679a0d2be313dd3b4fbaf7d02771a698728da8c7732bc6e8b"`
[INFO] running `"docker" "rm" "-f" "ab312689b25c7a6679a0d2be313dd3b4fbaf7d02771a698728da8c7732bc6e8b"`
[INFO] [stdout] ab312689b25c7a6679a0d2be313dd3b4fbaf7d02771a698728da8c7732bc6e8b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/killercup/limerick_ebooks:/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] 892490f70a1ee87fa35f8fa5815e1a2c2616f3e2da933df02d3e179473ea55d7
[INFO] running `"docker" "start" "-a" "892490f70a1ee87fa35f8fa5815e1a2c2616f3e2da933df02d3e179473ea55d7"`
[INFO] [stderr]    Compiling limericks v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/main.rs:66:1
[INFO] [stderr]    |
[INFO] [stderr] 66 | / error_chain! {
[INFO] [stderr] 67 | |     foreign_links {
[INFO] [stderr] 68 | |         Io(::std::io::Error);
[INFO] [stderr] 69 | |         Handlebars(::handlebars::TemplateRenderError);
[INFO] [stderr] 70 | |         Yaml(::yaml::Error);
[INFO] [stderr] 71 | |     }
[INFO] [stderr] 72 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/main.rs:66:1
[INFO] [stderr]    |
[INFO] [stderr] 66 | / error_chain! {
[INFO] [stderr] 67 | |     foreign_links {
[INFO] [stderr] 68 | |         Io(::std::io::Error);
[INFO] [stderr] 69 | |         Handlebars(::handlebars::TemplateRenderError);
[INFO] [stderr] 70 | |         Yaml(::yaml::Error);
[INFO] [stderr] 71 | |     }
[INFO] [stderr] 72 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `"docker" "inspect" "892490f70a1ee87fa35f8fa5815e1a2c2616f3e2da933df02d3e179473ea55d7"`
[INFO] running `"docker" "rm" "-f" "892490f70a1ee87fa35f8fa5815e1a2c2616f3e2da933df02d3e179473ea55d7"`
[INFO] [stdout] 892490f70a1ee87fa35f8fa5815e1a2c2616f3e2da933df02d3e179473ea55d7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/killercup/limerick_ebooks:/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] 5e4a52202406b82c41477eab25f63fa526c7ca8160de203cec932876848344ba
[INFO] running `"docker" "start" "-a" "5e4a52202406b82c41477eab25f63fa526c7ca8160de203cec932876848344ba"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/limericks-bfa81c800bff736e
[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" "5e4a52202406b82c41477eab25f63fa526c7ca8160de203cec932876848344ba"`
[INFO] running `"docker" "rm" "-f" "5e4a52202406b82c41477eab25f63fa526c7ca8160de203cec932876848344ba"`
[INFO] [stdout] 5e4a52202406b82c41477eab25f63fa526c7ca8160de203cec932876848344ba