[INFO] updating cached repository jaemk/rok
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jaemk/rok
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jaemk/rok" "work/ex/beta-1.38-1/sources/1.37.0/gh/jaemk/rok"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/jaemk/rok'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jaemk/rok" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jaemk/rok"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jaemk/rok'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 01e5e25ded1ecad283c329d12686c039eaf2f06b
[INFO] sha for GitHub repo jaemk/rok: 01e5e25ded1ecad283c329d12686c039eaf2f06b
[INFO] validating manifest of jaemk/rok 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 jaemk/rok 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 jaemk/rok
[INFO] finished frobbing jaemk/rok
[INFO] frobbed toml for jaemk/rok written to work/ex/beta-1.38-1/sources/1.37.0/gh/jaemk/rok/Cargo.toml
[INFO] started frobbing jaemk/rok
[INFO] finished frobbing jaemk/rok
[INFO] frobbed toml for jaemk/rok written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jaemk/rok/Cargo.toml
[INFO] crate jaemk/rok 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing jaemk/rok 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-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jaemk/rok:/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] 86d8d8fd4b81cbd1709899aad37806bb4c59d2e303355dd8a8c9a1e016fa4c71
[INFO] running `"docker" "start" "-a" "86d8d8fd4b81cbd1709899aad37806bb4c59d2e303355dd8a8c9a1e016fa4c71"`
[INFO] [stderr]    Compiling either v1.3.0
[INFO] [stderr]    Compiling atty v0.2.3
[INFO] [stderr]    Compiling num-bigint v0.1.40
[INFO] [stderr]    Compiling rustyline v1.0.0
[INFO] [stderr]    Compiling backtrace v0.3.3
[INFO] [stderr]    Compiling clap v2.27.1
[INFO] [stderr]    Compiling itertools v0.7.2
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling num-rational v0.1.39
[INFO] [stderr]    Compiling num v0.1.40
[INFO] [stderr]    Compiling rok v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]   --> src/lib.rs:40:20
[INFO] [stderr]    |
[INFO] [stderr] 40 |         let path = env::home_dir().unwrap_or_else(|| path::PathBuf::from("."));
[INFO] [stderr]    |                    ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
[INFO] [stderr]    --> src/token.rs:307:43
[INFO] [stderr]     |
[INFO] [stderr] 307 |                         (Comment, comment.trim_right_matches("\n").to_owned())
[INFO] [stderr]     |                                           ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end_matches`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
[INFO] [stderr]    --> src/token.rs:317:29
[INFO] [stderr]     |
[INFO] [stderr] 317 |                     (Str, s.trim_right_matches("\"").to_owned())
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end_matches`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
[INFO] [stderr]    --> src/token.rs:322:29
[INFO] [stderr]     |
[INFO] [stderr] 322 |                     (Str, s.trim_right_matches("\'").to_owned())
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end_matches`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/errors.rs:5:1
[INFO] [stderr]    |
[INFO] [stderr] 5  | / error_chain! {
[INFO] [stderr] 6  | |     foreign_links {
[INFO] [stderr] 7  | |         Io(io::Error);
[INFO] [stderr] 8  | |         ReadLine(rustyline::error::ReadlineError);
[INFO] [stderr] ...  |
[INFO] [stderr] 15 | |     }
[INFO] [stderr] 16 | | }
[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] warning: unused variable: `tokens`
[INFO] [stderr]   --> src/lib.rs:22:13
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub fn eval(tokens: &[Token]) -> Result<()> {
[INFO] [stderr]    |             ^^^^^^ help: consider prefixing with an underscore: `_tokens`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[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:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | / error_chain! {
[INFO] [stderr] 12 | |     foreign_links {
[INFO] [stderr] 13 | |         Io(io::Error);
[INFO] [stderr] 14 | |         Rok(rok::errors::Error);
[INFO] [stderr] 15 | |     }
[INFO] [stderr] 16 | |     errors {}
[INFO] [stderr] 17 | | }
[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:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | / error_chain! {
[INFO] [stderr] 12 | |     foreign_links {
[INFO] [stderr] 13 | |         Io(io::Error);
[INFO] [stderr] 14 | |         Rok(rok::errors::Error);
[INFO] [stderr] 15 | |     }
[INFO] [stderr] 16 | |     errors {}
[INFO] [stderr] 17 | | }
[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 32.72s
[INFO] running `"docker" "inspect" "86d8d8fd4b81cbd1709899aad37806bb4c59d2e303355dd8a8c9a1e016fa4c71"`
[INFO] running `"docker" "rm" "-f" "86d8d8fd4b81cbd1709899aad37806bb4c59d2e303355dd8a8c9a1e016fa4c71"`
[INFO] [stdout] 86d8d8fd4b81cbd1709899aad37806bb4c59d2e303355dd8a8c9a1e016fa4c71
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jaemk/rok:/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] 4f24232135b5c08e4ab75ae1659ea717f30c248111f18039683d72fed77f0754
[INFO] running `"docker" "start" "-a" "4f24232135b5c08e4ab75ae1659ea717f30c248111f18039683d72fed77f0754"`
[INFO] [stderr]    Compiling rok v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]   --> src/lib.rs:40:20
[INFO] [stderr]    |
[INFO] [stderr] 40 |         let path = env::home_dir().unwrap_or_else(|| path::PathBuf::from("."));
[INFO] [stderr]    |                    ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
[INFO] [stderr]    --> src/token.rs:307:43
[INFO] [stderr]     |
[INFO] [stderr] 307 |                         (Comment, comment.trim_right_matches("\n").to_owned())
[INFO] [stderr]     |                                           ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end_matches`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
[INFO] [stderr]    --> src/token.rs:317:29
[INFO] [stderr]     |
[INFO] [stderr] 317 |                     (Str, s.trim_right_matches("\"").to_owned())
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end_matches`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
[INFO] [stderr]    --> src/token.rs:322:29
[INFO] [stderr]     |
[INFO] [stderr] 322 |                     (Str, s.trim_right_matches("\'").to_owned())
[INFO] [stderr]     |                             ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end_matches`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/errors.rs:5:1
[INFO] [stderr]    |
[INFO] [stderr] 5  | / error_chain! {
[INFO] [stderr] 6  | |     foreign_links {
[INFO] [stderr] 7  | |         Io(io::Error);
[INFO] [stderr] 8  | |         ReadLine(rustyline::error::ReadlineError);
[INFO] [stderr] ...  |
[INFO] [stderr] 15 | |     }
[INFO] [stderr] 16 | | }
[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] warning: unused variable: `tokens`
[INFO] [stderr]   --> src/lib.rs:22:13
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub fn eval(tokens: &[Token]) -> Result<()> {
[INFO] [stderr]    |             ^^^^^^ help: consider prefixing with an underscore: `_tokens`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[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:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | / error_chain! {
[INFO] [stderr] 12 | |     foreign_links {
[INFO] [stderr] 13 | |         Io(io::Error);
[INFO] [stderr] 14 | |         Rok(rok::errors::Error);
[INFO] [stderr] 15 | |     }
[INFO] [stderr] 16 | |     errors {}
[INFO] [stderr] 17 | | }
[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:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | / error_chain! {
[INFO] [stderr] 12 | |     foreign_links {
[INFO] [stderr] 13 | |         Io(io::Error);
[INFO] [stderr] 14 | |         Rok(rok::errors::Error);
[INFO] [stderr] 15 | |     }
[INFO] [stderr] 16 | |     errors {}
[INFO] [stderr] 17 | | }
[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 1.07s
[INFO] running `"docker" "inspect" "4f24232135b5c08e4ab75ae1659ea717f30c248111f18039683d72fed77f0754"`
[INFO] running `"docker" "rm" "-f" "4f24232135b5c08e4ab75ae1659ea717f30c248111f18039683d72fed77f0754"`
[INFO] [stdout] 4f24232135b5c08e4ab75ae1659ea717f30c248111f18039683d72fed77f0754
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jaemk/rok:/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] 43ef35b73146c27c6e0899fce01b4ec1181246581c4e3a362780983d4abc8824
[INFO] running `"docker" "start" "-a" "43ef35b73146c27c6e0899fce01b4ec1181246581c4e3a362780983d4abc8824"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rok-54d355cb75289e83
[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] [stderr]      Running /opt/crater/target/debug/deps/rok-818f1beb5056fa74
[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] [stderr]    Doc-tests rok
[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" "43ef35b73146c27c6e0899fce01b4ec1181246581c4e3a362780983d4abc8824"`
[INFO] running `"docker" "rm" "-f" "43ef35b73146c27c6e0899fce01b4ec1181246581c4e3a362780983d4abc8824"`
[INFO] [stdout] 43ef35b73146c27c6e0899fce01b4ec1181246581c4e3a362780983d4abc8824