[INFO] updating cached repository https://github.com/charlespierce/compiler-experiment
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] aaa697434345bdc0d40a9bc1fb77f1d469a1f40d
[INFO] testing charlespierce/compiler-experiment against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcharlespierce%2Fcompiler-experiment" "work/builds/worker-4/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/charlespierce/compiler-experiment on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/charlespierce/compiler-experiment
[INFO] finished tweaking git repo https://github.com/charlespierce/compiler-experiment
[INFO] tweaked toml for git repo https://github.com/charlespierce/compiler-experiment written to work/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/charlespierce/compiler-experiment already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 67b4862a70b72d5f8996d5162cf6d059f15ef5c0a081ec15dfd0f603923f8ede
[INFO] running `"docker" "start" "-a" "67b4862a70b72d5f8996d5162cf6d059f15ef5c0a081ec15dfd0f603923f8ede"`
[INFO] [stderr]    Compiling compiler-experiment v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `"docker" "inspect" "67b4862a70b72d5f8996d5162cf6d059f15ef5c0a081ec15dfd0f603923f8ede"`
[INFO] running `"docker" "rm" "-f" "67b4862a70b72d5f8996d5162cf6d059f15ef5c0a081ec15dfd0f603923f8ede"`
[INFO] [stdout] 67b4862a70b72d5f8996d5162cf6d059f15ef5c0a081ec15dfd0f603923f8ede
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] bb679e402a0d84e4dc0e65d2ea80fec8708ed0afbbf6be1d57d6117c961521e1
[INFO] running `"docker" "start" "-a" "bb679e402a0d84e4dc0e65d2ea80fec8708ed0afbbf6be1d57d6117c961521e1"`
[INFO] [stderr]    Compiling compiler-experiment v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `"docker" "inspect" "bb679e402a0d84e4dc0e65d2ea80fec8708ed0afbbf6be1d57d6117c961521e1"`
[INFO] running `"docker" "rm" "-f" "bb679e402a0d84e4dc0e65d2ea80fec8708ed0afbbf6be1d57d6117c961521e1"`
[INFO] [stdout] bb679e402a0d84e4dc0e65d2ea80fec8708ed0afbbf6be1d57d6117c961521e1
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] b75344f1f3404a68fc90cf1e537b584248ac44017a3e22b2e841e53417a369e1
[INFO] running `"docker" "start" "-a" "b75344f1f3404a68fc90cf1e537b584248ac44017a3e22b2e841e53417a369e1"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/compiler_experiment-9e735f03836a7445
[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" "b75344f1f3404a68fc90cf1e537b584248ac44017a3e22b2e841e53417a369e1"`
[INFO] running `"docker" "rm" "-f" "b75344f1f3404a68fc90cf1e537b584248ac44017a3e22b2e841e53417a369e1"`
[INFO] [stdout] b75344f1f3404a68fc90cf1e537b584248ac44017a3e22b2e841e53417a369e1