[INFO] updating cached repository TimBest/iron_hello_world
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/TimBest/iron_hello_world
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/TimBest/iron_hello_world" "work/ex/beta-1.38-1/sources/1.37.0/gh/TimBest/iron_hello_world"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/TimBest/iron_hello_world'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/TimBest/iron_hello_world" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/TimBest/iron_hello_world"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/TimBest/iron_hello_world'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b63f43d8c723ac363400440061e56a03ae0fe40c
[INFO] sha for GitHub repo TimBest/iron_hello_world: b63f43d8c723ac363400440061e56a03ae0fe40c
[INFO] validating manifest of TimBest/iron_hello_world 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 TimBest/iron_hello_world 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 TimBest/iron_hello_world
[INFO] finished frobbing TimBest/iron_hello_world
[INFO] frobbed toml for TimBest/iron_hello_world written to work/ex/beta-1.38-1/sources/1.37.0/gh/TimBest/iron_hello_world/Cargo.toml
[INFO] started frobbing TimBest/iron_hello_world
[INFO] finished frobbing TimBest/iron_hello_world
[INFO] frobbed toml for TimBest/iron_hello_world written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/TimBest/iron_hello_world/Cargo.toml
[INFO] crate TimBest/iron_hello_world 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 TimBest/iron_hello_world 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-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/TimBest/iron_hello_world:/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] 8741b0902b7f81c0876e674f7bb14104591df4abdd78f6e4da402a1909ce53aa
[INFO] running `"docker" "start" "-a" "8741b0902b7f81c0876e674f7bb14104591df4abdd78f6e4da402a1909ce53aa"`
[INFO] [stderr]    Compiling unsafe-any v0.4.1
[INFO] [stderr]    Compiling conduit-mime-types v0.7.3
[INFO] [stderr]    Compiling typemap v0.3.3
[INFO] [stderr]    Compiling plugin v0.2.6
[INFO] [stderr]    Compiling iron v0.5.1
[INFO] [stderr]    Compiling iron_hello_world v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.49s
[INFO] running `"docker" "inspect" "8741b0902b7f81c0876e674f7bb14104591df4abdd78f6e4da402a1909ce53aa"`
[INFO] running `"docker" "rm" "-f" "8741b0902b7f81c0876e674f7bb14104591df4abdd78f6e4da402a1909ce53aa"`
[INFO] [stdout] 8741b0902b7f81c0876e674f7bb14104591df4abdd78f6e4da402a1909ce53aa
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/TimBest/iron_hello_world:/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] cf764e79c0983dc21ad521d718a1c1f0cf9d5d4f92381587f7caa4e3511786f2
[INFO] running `"docker" "start" "-a" "cf764e79c0983dc21ad521d718a1c1f0cf9d5d4f92381587f7caa4e3511786f2"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling iron_hello_world v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `"docker" "inspect" "cf764e79c0983dc21ad521d718a1c1f0cf9d5d4f92381587f7caa4e3511786f2"`
[INFO] running `"docker" "rm" "-f" "cf764e79c0983dc21ad521d718a1c1f0cf9d5d4f92381587f7caa4e3511786f2"`
[INFO] [stdout] cf764e79c0983dc21ad521d718a1c1f0cf9d5d4f92381587f7caa4e3511786f2
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/TimBest/iron_hello_world:/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] b20b822d65aba909680b4fa66340422f7c7240f231a96deb282c5acaf333ca1b
[INFO] running `"docker" "start" "-a" "b20b822d65aba909680b4fa66340422f7c7240f231a96deb282c5acaf333ca1b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[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] [stderr]      Running /opt/crater/target/debug/deps/iron_hello_world-b481df1863029729
[INFO] running `"docker" "inspect" "b20b822d65aba909680b4fa66340422f7c7240f231a96deb282c5acaf333ca1b"`
[INFO] running `"docker" "rm" "-f" "b20b822d65aba909680b4fa66340422f7c7240f231a96deb282c5acaf333ca1b"`
[INFO] [stdout] b20b822d65aba909680b4fa66340422f7c7240f231a96deb282c5acaf333ca1b