[INFO] updating cached repository rubigo/true
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/rubigo/true
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/rubigo/true" "work/ex/beta-1.37-6/sources/1.36.0/gh/rubigo/true"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/rubigo/true'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/rubigo/true" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/rubigo/true"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/rubigo/true'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d2a3939b00e936d28d4b70324333810e3285bc2a
[INFO] sha for GitHub repo rubigo/true: d2a3939b00e936d28d4b70324333810e3285bc2a
[INFO] validating manifest of rubigo/true 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 rubigo/true 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 rubigo/true
[INFO] finished frobbing rubigo/true
[INFO] frobbed toml for rubigo/true written to work/ex/beta-1.37-6/sources/1.36.0/gh/rubigo/true/Cargo.toml
[INFO] started frobbing rubigo/true
[INFO] finished frobbing rubigo/true
[INFO] frobbed toml for rubigo/true written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/rubigo/true/Cargo.toml
[INFO] crate rubigo/true 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 rubigo/true against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/rubigo/true:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] d795b09c6d5bc92dbb4af21e9bf029bd53110fc611341faec42d71b54693370d
[INFO] running `"docker" "start" "-a" "d795b09c6d5bc92dbb4af21e9bf029bd53110fc611341faec42d71b54693370d"`
[INFO] [stderr]    Compiling rubigo-true v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: missing documentation for crate
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | / #![doc(html_logo_url = "https://rubigo.github.io/coreutils/logo.png")]
[INFO] [stderr] 2 | | #![warn(missing_docs)]
[INFO] [stderr] 3 | |
[INFO] [stderr] 4 | | pub const EXIT_SUCCESS: i32 = 0;
[INFO] [stderr] 5 | | pub const EXIT_FAILURE: i32 = 1;
[INFO] [stderr]   | |________________________________^
[INFO] [stderr]   |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]  --> src/lib.rs:2:9
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![warn(missing_docs)]
[INFO] [stderr]   |         ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a constant
[INFO] [stderr]  --> src/lib.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub const EXIT_SUCCESS: i32 = 0;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for a constant
[INFO] [stderr]  --> src/lib.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub const EXIT_FAILURE: i32 = 1;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `"docker" "inspect" "d795b09c6d5bc92dbb4af21e9bf029bd53110fc611341faec42d71b54693370d"`
[INFO] running `"docker" "rm" "-f" "d795b09c6d5bc92dbb4af21e9bf029bd53110fc611341faec42d71b54693370d"`
[INFO] [stdout] d795b09c6d5bc92dbb4af21e9bf029bd53110fc611341faec42d71b54693370d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/rubigo/true:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 1fe9b033bf4f817fbb1afe033985537d2caa1d50f4f0918ce33fb44878baa31c
[INFO] running `"docker" "start" "-a" "1fe9b033bf4f817fbb1afe033985537d2caa1d50f4f0918ce33fb44878baa31c"`
[INFO] [stderr]    Compiling rubigo-true v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `"docker" "inspect" "1fe9b033bf4f817fbb1afe033985537d2caa1d50f4f0918ce33fb44878baa31c"`
[INFO] running `"docker" "rm" "-f" "1fe9b033bf4f817fbb1afe033985537d2caa1d50f4f0918ce33fb44878baa31c"`
[INFO] [stdout] 1fe9b033bf4f817fbb1afe033985537d2caa1d50f4f0918ce33fb44878baa31c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/rubigo/true:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 03054e42d536754a4439469b7691f1d1c490d2abe9f8f6c8521dc7a57659684f
[INFO] running `"docker" "start" "-a" "03054e42d536754a4439469b7691f1d1c490d2abe9f8f6c8521dc7a57659684f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rubigo_true-4a40510283cb5c65
[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/false-203a9384381f9d2f
[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/true-f0f7bf45edee4bde
[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 rubigo-true
[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" "03054e42d536754a4439469b7691f1d1c490d2abe9f8f6c8521dc7a57659684f"`
[INFO] running `"docker" "rm" "-f" "03054e42d536754a4439469b7691f1d1c490d2abe9f8f6c8521dc7a57659684f"`
[INFO] [stdout] 03054e42d536754a4439469b7691f1d1c490d2abe9f8f6c8521dc7a57659684f