[INFO] updating cached repository connors2015/rust-tutorial-chapter3
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/connors2015/rust-tutorial-chapter3
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/connors2015/rust-tutorial-chapter3" "work/ex/beta-1.37-6/sources/1.36.0/gh/connors2015/rust-tutorial-chapter3"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/connors2015/rust-tutorial-chapter3'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/connors2015/rust-tutorial-chapter3" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/connors2015/rust-tutorial-chapter3"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/connors2015/rust-tutorial-chapter3'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 559cac244fd777fdd17dedbf8211fa4cd769bcd2
[INFO] sha for GitHub repo connors2015/rust-tutorial-chapter3: 559cac244fd777fdd17dedbf8211fa4cd769bcd2
[INFO] validating manifest of connors2015/rust-tutorial-chapter3 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 connors2015/rust-tutorial-chapter3 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 connors2015/rust-tutorial-chapter3
[INFO] finished frobbing connors2015/rust-tutorial-chapter3
[INFO] frobbed toml for connors2015/rust-tutorial-chapter3 written to work/ex/beta-1.37-6/sources/1.36.0/gh/connors2015/rust-tutorial-chapter3/Cargo.toml
[INFO] started frobbing connors2015/rust-tutorial-chapter3
[INFO] finished frobbing connors2015/rust-tutorial-chapter3
[INFO] frobbed toml for connors2015/rust-tutorial-chapter3 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/connors2015/rust-tutorial-chapter3/Cargo.toml
[INFO] crate connors2015/rust-tutorial-chapter3 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing connors2015/rust-tutorial-chapter3 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-1/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/connors2015/rust-tutorial-chapter3:/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] 71acffd7512169f412458356c3ea320449859245ab81cee9cfdb58d143df42d0
[INFO] running `"docker" "start" "-a" "71acffd7512169f412458356c3ea320449859245ab81cee9cfdb58d143df42d0"`
[INFO] [stderr]    Compiling rust-tutorial-chapter3 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `"docker" "inspect" "71acffd7512169f412458356c3ea320449859245ab81cee9cfdb58d143df42d0"`
[INFO] running `"docker" "rm" "-f" "71acffd7512169f412458356c3ea320449859245ab81cee9cfdb58d143df42d0"`
[INFO] [stdout] 71acffd7512169f412458356c3ea320449859245ab81cee9cfdb58d143df42d0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/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/connors2015/rust-tutorial-chapter3:/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] 87e534c4fb6e10b1d06d62e1307e77a1fbe0c1bbd4d9ed33ff309af5c8c60d0c
[INFO] running `"docker" "start" "-a" "87e534c4fb6e10b1d06d62e1307e77a1fbe0c1bbd4d9ed33ff309af5c8c60d0c"`
[INFO] [stderr]    Compiling rust-tutorial-chapter3 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `"docker" "inspect" "87e534c4fb6e10b1d06d62e1307e77a1fbe0c1bbd4d9ed33ff309af5c8c60d0c"`
[INFO] running `"docker" "rm" "-f" "87e534c4fb6e10b1d06d62e1307e77a1fbe0c1bbd4d9ed33ff309af5c8c60d0c"`
[INFO] [stdout] 87e534c4fb6e10b1d06d62e1307e77a1fbe0c1bbd4d9ed33ff309af5c8c60d0c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/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/connors2015/rust-tutorial-chapter3:/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] e1628603654290cb5b31ec9ce8a0133e8aea54d2a41a436e9abc495954e13990
[INFO] running `"docker" "start" "-a" "e1628603654290cb5b31ec9ce8a0133e8aea54d2a41a436e9abc495954e13990"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_tutorial_chapter3-37122f3f4c7c9888
[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" "e1628603654290cb5b31ec9ce8a0133e8aea54d2a41a436e9abc495954e13990"`
[INFO] running `"docker" "rm" "-f" "e1628603654290cb5b31ec9ce8a0133e8aea54d2a41a436e9abc495954e13990"`
[INFO] [stdout] e1628603654290cb5b31ec9ce8a0133e8aea54d2a41a436e9abc495954e13990