[INFO] updating cached repository davidjscherer/Rust_Tests
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/davidjscherer/Rust_Tests
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/davidjscherer/Rust_Tests" "work/ex/beta-1.38-1/sources/1.37.0/gh/davidjscherer/Rust_Tests"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/davidjscherer/Rust_Tests'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/davidjscherer/Rust_Tests" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/davidjscherer/Rust_Tests"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/davidjscherer/Rust_Tests'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a24b8accf021bcf317b1f12d174ac35e92526bae
[INFO] sha for GitHub repo davidjscherer/Rust_Tests: a24b8accf021bcf317b1f12d174ac35e92526bae
[INFO] validating manifest of davidjscherer/Rust_Tests 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 davidjscherer/Rust_Tests 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 davidjscherer/Rust_Tests
[INFO] finished frobbing davidjscherer/Rust_Tests
[INFO] frobbed toml for davidjscherer/Rust_Tests written to work/ex/beta-1.38-1/sources/1.37.0/gh/davidjscherer/Rust_Tests/Cargo.toml
[INFO] started frobbing davidjscherer/Rust_Tests
[INFO] finished frobbing davidjscherer/Rust_Tests
[INFO] frobbed toml for davidjscherer/Rust_Tests written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/davidjscherer/Rust_Tests/Cargo.toml
[INFO] crate davidjscherer/Rust_Tests 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 davidjscherer/Rust_Tests against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/davidjscherer/Rust_Tests:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 48cb35b3293be6a07d68679da6e16da11e159f28e69e69b6ccf890dea7df2f9d
[INFO] running `"docker" "start" "-a" "48cb35b3293be6a07d68679da6e16da11e159f28e69e69b6ccf890dea7df2f9d"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust_intro v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `"docker" "inspect" "48cb35b3293be6a07d68679da6e16da11e159f28e69e69b6ccf890dea7df2f9d"`
[INFO] running `"docker" "rm" "-f" "48cb35b3293be6a07d68679da6e16da11e159f28e69e69b6ccf890dea7df2f9d"`
[INFO] [stdout] 48cb35b3293be6a07d68679da6e16da11e159f28e69e69b6ccf890dea7df2f9d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/davidjscherer/Rust_Tests:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 04024a69f693115e8876e01348847cdcae94331addde01d27f54aa00ee5f91fe
[INFO] running `"docker" "start" "-a" "04024a69f693115e8876e01348847cdcae94331addde01d27f54aa00ee5f91fe"`
[INFO] [stderr]    Compiling rust_intro v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `"docker" "inspect" "04024a69f693115e8876e01348847cdcae94331addde01d27f54aa00ee5f91fe"`
[INFO] running `"docker" "rm" "-f" "04024a69f693115e8876e01348847cdcae94331addde01d27f54aa00ee5f91fe"`
[INFO] [stdout] 04024a69f693115e8876e01348847cdcae94331addde01d27f54aa00ee5f91fe
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/davidjscherer/Rust_Tests:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] aca7f0dc8050a15d3c5bf8467c640e92d6ccb0f3c4b30f70991a09d367d4c2ab
[INFO] running `"docker" "start" "-a" "aca7f0dc8050a15d3c5bf8467c640e92d6ccb0f3c4b30f70991a09d367d4c2ab"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_intro-b24e7dbb2fbc12d7
[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" "aca7f0dc8050a15d3c5bf8467c640e92d6ccb0f3c4b30f70991a09d367d4c2ab"`
[INFO] running `"docker" "rm" "-f" "aca7f0dc8050a15d3c5bf8467c640e92d6ccb0f3c4b30f70991a09d367d4c2ab"`
[INFO] [stdout] aca7f0dc8050a15d3c5bf8467c640e92d6ccb0f3c4b30f70991a09d367d4c2ab