[INFO] crate tango 0.8.2 is already in cache
[INFO] extracting crate tango 0.8.2 into work/ex/beta-1.37-6/sources/1.36.0/reg/tango/0.8.2
[INFO] extracting crate tango 0.8.2 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/tango/0.8.2
[INFO] validating manifest of tango-0.8.2 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 tango-0.8.2 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 tango-0.8.2
[INFO] removed 1 missing tests
[INFO] finished frobbing tango-0.8.2
[INFO] frobbed toml for tango-0.8.2 written to work/ex/beta-1.37-6/sources/1.36.0/reg/tango/0.8.2/Cargo.toml
[INFO] started frobbing tango-0.8.2
[INFO] removed 1 missing tests
[INFO] finished frobbing tango-0.8.2
[INFO] frobbed toml for tango-0.8.2 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/tango/0.8.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing tango-0.8.2 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-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/tango/0.8.2:/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] 20e75e404fe589699dc5a6ed6a5bfedcb6aaa4ab725211ce8ad57415fc6a8076
[INFO] running `"docker" "start" "-a" "20e75e404fe589699dc5a6ed6a5bfedcb6aaa4ab725211ce8ad57415fc6a8076"`
[INFO] [stderr] warning: An explicit [[test]] section is specified in Cargo.toml which currently
[INFO] [stderr] disables Cargo from automatically inferring other test targets.
[INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following
[INFO] [stderr] files will be included as a test target:
[INFO] [stderr] 
[INFO] [stderr] * /opt/crater/workdir/tests/runner.rs
[INFO] [stderr] 
[INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be
[INFO] [stderr] ready to be compiled as a test target today. You can future-proof yourself
[INFO] [stderr] and disable this warning by adding `autotests = false` to your [package]
[INFO] [stderr] section. You may also move the files to a location where Cargo would not
[INFO] [stderr] automatically infer them to be a target, such as in subfolders.
[INFO] [stderr] 
[INFO] [stderr] For more information on this warning you can consult
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330
[INFO] [stderr]    Compiling tango v0.8.2 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]   --> src/rs2md.rs:59:31
[INFO] [stderr]    |
[INFO] [stderr] 59 |         let line_right = line.trim_left();
[INFO] [stderr]    |                               ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] 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:9:32
[INFO] [stderr]   |
[INFO] [stderr] 9 |             let next_cause = c.cause();
[INFO] [stderr]   |                                ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.53s
[INFO] running `"docker" "inspect" "20e75e404fe589699dc5a6ed6a5bfedcb6aaa4ab725211ce8ad57415fc6a8076"`
[INFO] running `"docker" "rm" "-f" "20e75e404fe589699dc5a6ed6a5bfedcb6aaa4ab725211ce8ad57415fc6a8076"`
[INFO] [stdout] 20e75e404fe589699dc5a6ed6a5bfedcb6aaa4ab725211ce8ad57415fc6a8076
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/tango/0.8.2:/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] 8fa4ecedd9a7a92891c9402bb39d8dffff2b2a4aa6363c4a02d1fa5b84098b60
[INFO] running `"docker" "start" "-a" "8fa4ecedd9a7a92891c9402bb39d8dffff2b2a4aa6363c4a02d1fa5b84098b60"`
[INFO] [stderr] warning: An explicit [[test]] section is specified in Cargo.toml which currently
[INFO] [stderr] disables Cargo from automatically inferring other test targets.
[INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following
[INFO] [stderr] files will be included as a test target:
[INFO] [stderr] 
[INFO] [stderr] * /opt/crater/workdir/tests/runner.rs
[INFO] [stderr] 
[INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be
[INFO] [stderr] ready to be compiled as a test target today. You can future-proof yourself
[INFO] [stderr] and disable this warning by adding `autotests = false` to your [package]
[INFO] [stderr] section. You may also move the files to a location where Cargo would not
[INFO] [stderr] automatically infer them to be a target, such as in subfolders.
[INFO] [stderr] 
[INFO] [stderr] For more information on this warning you can consult
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330
[INFO] [stderr]    Compiling tango v0.8.2 (/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:9:32
[INFO] [stderr]   |
[INFO] [stderr] 9 |             let next_cause = c.cause();
[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_left': superseded by `trim_start`
[INFO] [stderr]   --> src/rs2md.rs:59:31
[INFO] [stderr]    |
[INFO] [stderr] 59 |         let line_right = line.trim_left();
[INFO] [stderr]    |                               ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.84s
[INFO] running `"docker" "inspect" "8fa4ecedd9a7a92891c9402bb39d8dffff2b2a4aa6363c4a02d1fa5b84098b60"`
[INFO] running `"docker" "rm" "-f" "8fa4ecedd9a7a92891c9402bb39d8dffff2b2a4aa6363c4a02d1fa5b84098b60"`
[INFO] [stdout] 8fa4ecedd9a7a92891c9402bb39d8dffff2b2a4aa6363c4a02d1fa5b84098b60
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/tango/0.8.2:/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] c87d7dacef0d34d6993020dfca97f60b8986598c9363dab1ef12a5f643a64bdc
[INFO] running `"docker" "start" "-a" "c87d7dacef0d34d6993020dfca97f60b8986598c9363dab1ef12a5f643a64bdc"`
[INFO] [stderr] warning: An explicit [[test]] section is specified in Cargo.toml which currently
[INFO] [stderr] disables Cargo from automatically inferring other test targets.
[INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following
[INFO] [stderr] files will be included as a test target:
[INFO] [stderr] 
[INFO] [stderr] * /opt/crater/workdir/tests/runner.rs
[INFO] [stderr] 
[INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be
[INFO] [stderr] ready to be compiled as a test target today. You can future-proof yourself
[INFO] [stderr] and disable this warning by adding `autotests = false` to your [package]
[INFO] [stderr] section. You may also move the files to a location where Cargo would not
[INFO] [stderr] automatically infer them to be a target, such as in subfolders.
[INFO] [stderr] 
[INFO] [stderr] For more information on this warning you can consult
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tango-9174cf06f56d7736
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test testing::test_hello2_md2rs ... ok
[INFO] [stdout] test testing::test_hello2_rs2md ... ok
[INFO] [stdout] test testing::test_hello12_link_to_play_rs2md ... ok
[INFO] [stdout] test testing::test_hello12_link_to_play_md2rs ... ok
[INFO] [stdout] test testing::test_hello11_link_to_play_rs2md ... ok
[INFO] [stdout] test testing::test_hello11_link_to_play_md2rs ... ok
[INFO] [stdout] test testing::test_hello3_rs2md ... ok
[INFO] [stdout] test testing::test_hello4_md2rs ... ok
[INFO] [stdout] test testing::test_hello3_md2rs ... ok
[INFO] [stdout] test testing::test_hello10_link_to_play_eq_rs2md ... ok
[INFO] [stdout] test testing::test_hello4_rs2md ... ok
[INFO] [stdout] test testing::test_hello6_metadata_md2rs ... ok
[INFO] [stdout] test testing::test_hello6_metadata_rs2md ... ok
[INFO] [stdout] test testing::test_hello7_link_to_play_md2rs ... ok
[INFO] [stdout] test testing::test_hello7_link_to_play_rs2md ... ok
[INFO] [stdout] test testing::test_hello8_link_to_play_md2rs ... ok
[INFO] [stdout] test testing::test_hello8_link_to_play_rs2md ... ok
[INFO] [stdout] test testing::test_hello9_link_to_play_md2rs_warn ... ok
[INFO] [stdout] test testing::test_hello10_link_to_play_eq_md2rs ... ok
[INFO] [stdout] test testing::test_hello_md2rs ... ok
[INFO] [stdout] test testing::test_hello_rs2md ... ok
[INFO] [stdout] test testing::test_prodigal5return_md2rs ... ok
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tango-5d6068c1a6830c10
[INFO] [stdout] test testing::test_onerust_md2rs ... ok
[INFO] [stdout] test testing::test_onerust_rs2md ... ok
[INFO] [stdout] test testing::test_onetext_md2rs ... ok
[INFO] [stdout] test testing::test_onetext_rs2md ... ok
[INFO] [stdout] test testing::test_prodigal5_md2rs ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 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] [stderr]    Doc-tests tango
[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" "c87d7dacef0d34d6993020dfca97f60b8986598c9363dab1ef12a5f643a64bdc"`
[INFO] running `"docker" "rm" "-f" "c87d7dacef0d34d6993020dfca97f60b8986598c9363dab1ef12a5f643a64bdc"`
[INFO] [stdout] c87d7dacef0d34d6993020dfca97f60b8986598c9363dab1ef12a5f643a64bdc