[INFO] updating cached repository akleimrey/rust-learning
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/akleimrey/rust-learning
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/akleimrey/rust-learning" "work/ex/beta-1.38-1/sources/1.37.0/gh/akleimrey/rust-learning"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/akleimrey/rust-learning'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/akleimrey/rust-learning" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/akleimrey/rust-learning"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/akleimrey/rust-learning'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 275369000f3ca6f8afac4cf8d8da009ca1f62d87
[INFO] sha for GitHub repo akleimrey/rust-learning: 275369000f3ca6f8afac4cf8d8da009ca1f62d87
[INFO] validating manifest of akleimrey/rust-learning 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 akleimrey/rust-learning 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 akleimrey/rust-learning
[INFO] finished frobbing akleimrey/rust-learning
[INFO] frobbed toml for akleimrey/rust-learning written to work/ex/beta-1.38-1/sources/1.37.0/gh/akleimrey/rust-learning/Cargo.toml
[INFO] started frobbing akleimrey/rust-learning
[INFO] finished frobbing akleimrey/rust-learning
[INFO] frobbed toml for akleimrey/rust-learning written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/akleimrey/rust-learning/Cargo.toml
[INFO] crate akleimrey/rust-learning 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 akleimrey/rust-learning 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-7/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/akleimrey/rust-learning:/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] 5a1a59b00dd49158d467b6eff2e8043751443d60d3e7aecdbcebf8ca8385e2ff
[INFO] running `"docker" "start" "-a" "5a1a59b00dd49158d467b6eff2e8043751443d60d3e7aecdbcebf8ca8385e2ff"`
[INFO] [stderr]    Compiling hello_cargo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `"docker" "inspect" "5a1a59b00dd49158d467b6eff2e8043751443d60d3e7aecdbcebf8ca8385e2ff"`
[INFO] running `"docker" "rm" "-f" "5a1a59b00dd49158d467b6eff2e8043751443d60d3e7aecdbcebf8ca8385e2ff"`
[INFO] [stdout] 5a1a59b00dd49158d467b6eff2e8043751443d60d3e7aecdbcebf8ca8385e2ff
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/akleimrey/rust-learning:/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] 1dc4197e168c71483747907908b09d15ebba6d2be67275d4832128fd028d927f
[INFO] running `"docker" "start" "-a" "1dc4197e168c71483747907908b09d15ebba6d2be67275d4832128fd028d927f"`
[INFO] [stderr]    Compiling hello_cargo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `"docker" "inspect" "1dc4197e168c71483747907908b09d15ebba6d2be67275d4832128fd028d927f"`
[INFO] running `"docker" "rm" "-f" "1dc4197e168c71483747907908b09d15ebba6d2be67275d4832128fd028d927f"`
[INFO] [stdout] 1dc4197e168c71483747907908b09d15ebba6d2be67275d4832128fd028d927f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/akleimrey/rust-learning:/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] 2483920201e87bfee8e65eb554c3341c5207071ec2ae34a40e0ea9bb33dbf822
[INFO] running `"docker" "start" "-a" "2483920201e87bfee8e65eb554c3341c5207071ec2ae34a40e0ea9bb33dbf822"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hello_cargo-07b0c184d61c811d
[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" "2483920201e87bfee8e65eb554c3341c5207071ec2ae34a40e0ea9bb33dbf822"`
[INFO] running `"docker" "rm" "-f" "2483920201e87bfee8e65eb554c3341c5207071ec2ae34a40e0ea9bb33dbf822"`
[INFO] [stdout] 2483920201e87bfee8e65eb554c3341c5207071ec2ae34a40e0ea9bb33dbf822