[INFO] updating cached repository Mestru/rust_examples
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Mestru/rust_examples
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Mestru/rust_examples" "work/ex/beta-1.38-1/sources/1.37.0/gh/Mestru/rust_examples"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Mestru/rust_examples'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Mestru/rust_examples" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Mestru/rust_examples"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Mestru/rust_examples'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 42eaf8edf145cd95383d36789464050d1ea158d2
[INFO] sha for GitHub repo Mestru/rust_examples: 42eaf8edf145cd95383d36789464050d1ea158d2
[INFO] validating manifest of Mestru/rust_examples 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 Mestru/rust_examples 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 Mestru/rust_examples
[INFO] finished frobbing Mestru/rust_examples
[INFO] frobbed toml for Mestru/rust_examples written to work/ex/beta-1.38-1/sources/1.37.0/gh/Mestru/rust_examples/Cargo.toml
[INFO] started frobbing Mestru/rust_examples
[INFO] finished frobbing Mestru/rust_examples
[INFO] frobbed toml for Mestru/rust_examples written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Mestru/rust_examples/Cargo.toml
[INFO] crate Mestru/rust_examples 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] 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing Mestru/rust_examples 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/Mestru/rust_examples:/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] 3ef0ecbe6e13c8e1ce811544f4ce896725bcf97e882273529c8a1e770c8bd666
[INFO] running `"docker" "start" "-a" "3ef0ecbe6e13c8e1ce811544f4ce896725bcf97e882273529c8a1e770c8bd666"`
[INFO] [stderr]    Compiling rust_examples v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `"docker" "inspect" "3ef0ecbe6e13c8e1ce811544f4ce896725bcf97e882273529c8a1e770c8bd666"`
[INFO] running `"docker" "rm" "-f" "3ef0ecbe6e13c8e1ce811544f4ce896725bcf97e882273529c8a1e770c8bd666"`
[INFO] [stdout] 3ef0ecbe6e13c8e1ce811544f4ce896725bcf97e882273529c8a1e770c8bd666
[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/Mestru/rust_examples:/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] ad353134d10bdeb054643974475245dcf17621b93fce5aa5af1818658207b6f7
[INFO] running `"docker" "start" "-a" "ad353134d10bdeb054643974475245dcf17621b93fce5aa5af1818658207b6f7"`
[INFO] [stderr]    Compiling rust_examples v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `"docker" "inspect" "ad353134d10bdeb054643974475245dcf17621b93fce5aa5af1818658207b6f7"`
[INFO] running `"docker" "rm" "-f" "ad353134d10bdeb054643974475245dcf17621b93fce5aa5af1818658207b6f7"`
[INFO] [stdout] ad353134d10bdeb054643974475245dcf17621b93fce5aa5af1818658207b6f7
[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/Mestru/rust_examples:/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] 17f03f9fb360c00c0e52363c2378561210016be29b4ad9e18091ff3285688b5b
[INFO] running `"docker" "start" "-a" "17f03f9fb360c00c0e52363c2378561210016be29b4ad9e18091ff3285688b5b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_examples-f585c2c584c188c9
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test main_tests::testing_function_send_0_output_0 ... ok
[INFO] [stdout] test main_tests::testing_function_send_5_output_5 ... ok
[INFO] [stdout] test test::test_tests::decomposing_tuple ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "17f03f9fb360c00c0e52363c2378561210016be29b4ad9e18091ff3285688b5b"`
[INFO] running `"docker" "rm" "-f" "17f03f9fb360c00c0e52363c2378561210016be29b4ad9e18091ff3285688b5b"`
[INFO] [stdout] 17f03f9fb360c00c0e52363c2378561210016be29b4ad9e18091ff3285688b5b