[INFO] updating cached repository MTPocket/rustdoc-problem
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/MTPocket/rustdoc-problem
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/MTPocket/rustdoc-problem" "work/ex/beta-1.38-1/sources/1.37.0/gh/MTPocket/rustdoc-problem"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/MTPocket/rustdoc-problem'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/MTPocket/rustdoc-problem" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/MTPocket/rustdoc-problem"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/MTPocket/rustdoc-problem'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a1e52abc93cec7ea726acc231e7f1f96d967d7d7
[INFO] sha for GitHub repo MTPocket/rustdoc-problem: a1e52abc93cec7ea726acc231e7f1f96d967d7d7
[INFO] validating manifest of MTPocket/rustdoc-problem 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 MTPocket/rustdoc-problem 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 MTPocket/rustdoc-problem
[INFO] finished frobbing MTPocket/rustdoc-problem
[INFO] frobbed toml for MTPocket/rustdoc-problem written to work/ex/beta-1.38-1/sources/1.37.0/gh/MTPocket/rustdoc-problem/Cargo.toml
[INFO] started frobbing MTPocket/rustdoc-problem
[INFO] finished frobbing MTPocket/rustdoc-problem
[INFO] frobbed toml for MTPocket/rustdoc-problem written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/MTPocket/rustdoc-problem/Cargo.toml
[INFO] crate MTPocket/rustdoc-problem 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 MTPocket/rustdoc-problem 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/MTPocket/rustdoc-problem:/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] c30d32ccce0c0a82e06e458eba3fed1d7f1ebf6e315a7044017ae749b0d6a581
[INFO] running `"docker" "start" "-a" "c30d32ccce0c0a82e06e458eba3fed1d7f1ebf6e315a7044017ae749b0d6a581"`
[INFO] [stderr]    Compiling hello_cargo v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `"docker" "inspect" "c30d32ccce0c0a82e06e458eba3fed1d7f1ebf6e315a7044017ae749b0d6a581"`
[INFO] running `"docker" "rm" "-f" "c30d32ccce0c0a82e06e458eba3fed1d7f1ebf6e315a7044017ae749b0d6a581"`
[INFO] [stdout] c30d32ccce0c0a82e06e458eba3fed1d7f1ebf6e315a7044017ae749b0d6a581
[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/MTPocket/rustdoc-problem:/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] e5307c1fa222800f36fb16c8424c75181622c9ac43c562364208da327e8c177f
[INFO] running `"docker" "start" "-a" "e5307c1fa222800f36fb16c8424c75181622c9ac43c562364208da327e8c177f"`
[INFO] [stderr]    Compiling hello_cargo v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `"docker" "inspect" "e5307c1fa222800f36fb16c8424c75181622c9ac43c562364208da327e8c177f"`
[INFO] running `"docker" "rm" "-f" "e5307c1fa222800f36fb16c8424c75181622c9ac43c562364208da327e8c177f"`
[INFO] [stdout] e5307c1fa222800f36fb16c8424c75181622c9ac43c562364208da327e8c177f
[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/MTPocket/rustdoc-problem:/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] 81e9cfed78182b3ceb7b32652befa8612008032ca74bbf17eba7cbc7630f0354
[INFO] running `"docker" "start" "-a" "81e9cfed78182b3ceb7b32652befa8612008032ca74bbf17eba7cbc7630f0354"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hello_cargo-5822d7313d90eb2b
[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" "81e9cfed78182b3ceb7b32652befa8612008032ca74bbf17eba7cbc7630f0354"`
[INFO] running `"docker" "rm" "-f" "81e9cfed78182b3ceb7b32652befa8612008032ca74bbf17eba7cbc7630f0354"`
[INFO] [stdout] 81e9cfed78182b3ceb7b32652befa8612008032ca74bbf17eba7cbc7630f0354