[INFO] updating cached repository bradford-hamilton/Rust-hello-world
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/bradford-hamilton/Rust-hello-world
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/bradford-hamilton/Rust-hello-world" "work/ex/beta-1.38-1/sources/1.37.0/gh/bradford-hamilton/Rust-hello-world"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/bradford-hamilton/Rust-hello-world'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/bradford-hamilton/Rust-hello-world" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/bradford-hamilton/Rust-hello-world"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/bradford-hamilton/Rust-hello-world'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 237fd8414684cfe75d4688fb430502fc964824fb
[INFO] sha for GitHub repo bradford-hamilton/Rust-hello-world: 237fd8414684cfe75d4688fb430502fc964824fb
[INFO] validating manifest of bradford-hamilton/Rust-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 bradford-hamilton/Rust-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 bradford-hamilton/Rust-hello-world
[INFO] finished frobbing bradford-hamilton/Rust-hello-world
[INFO] frobbed toml for bradford-hamilton/Rust-hello-world written to work/ex/beta-1.38-1/sources/1.37.0/gh/bradford-hamilton/Rust-hello-world/Cargo.toml
[INFO] started frobbing bradford-hamilton/Rust-hello-world
[INFO] finished frobbing bradford-hamilton/Rust-hello-world
[INFO] frobbed toml for bradford-hamilton/Rust-hello-world written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/bradford-hamilton/Rust-hello-world/Cargo.toml
[INFO] crate bradford-hamilton/Rust-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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing bradford-hamilton/Rust-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-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/bradford-hamilton/Rust-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] 07a9c223b88c47bc09c32cd9b3690b3a014d1d75ec695851190c332e8a5f86aa
[INFO] running `"docker" "start" "-a" "07a9c223b88c47bc09c32cd9b3690b3a014d1d75ec695851190c332e8a5f86aa"`
[INFO] [stderr]    Compiling first-rust-app v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `"docker" "inspect" "07a9c223b88c47bc09c32cd9b3690b3a014d1d75ec695851190c332e8a5f86aa"`
[INFO] running `"docker" "rm" "-f" "07a9c223b88c47bc09c32cd9b3690b3a014d1d75ec695851190c332e8a5f86aa"`
[INFO] [stdout] 07a9c223b88c47bc09c32cd9b3690b3a014d1d75ec695851190c332e8a5f86aa
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/bradford-hamilton/Rust-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] 66a7e61c746aa957631fe03b9371ad3144d7466d225f22bf4814f33a53c5429a
[INFO] running `"docker" "start" "-a" "66a7e61c746aa957631fe03b9371ad3144d7466d225f22bf4814f33a53c5429a"`
[INFO] [stderr]    Compiling first-rust-app v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `"docker" "inspect" "66a7e61c746aa957631fe03b9371ad3144d7466d225f22bf4814f33a53c5429a"`
[INFO] running `"docker" "rm" "-f" "66a7e61c746aa957631fe03b9371ad3144d7466d225f22bf4814f33a53c5429a"`
[INFO] [stdout] 66a7e61c746aa957631fe03b9371ad3144d7466d225f22bf4814f33a53c5429a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/bradford-hamilton/Rust-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] 05ec6af2bd8a413f022f2a0d5fae2cd55b66e7e71f6471177316c2aa555de10e
[INFO] running `"docker" "start" "-a" "05ec6af2bd8a413f022f2a0d5fae2cd55b66e7e71f6471177316c2aa555de10e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/first_rust_app-3fd13df44138cf6e
[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" "05ec6af2bd8a413f022f2a0d5fae2cd55b66e7e71f6471177316c2aa555de10e"`
[INFO] running `"docker" "rm" "-f" "05ec6af2bd8a413f022f2a0d5fae2cd55b66e7e71f6471177316c2aa555de10e"`
[INFO] [stdout] 05ec6af2bd8a413f022f2a0d5fae2cd55b66e7e71f6471177316c2aa555de10e