[INFO] crate corroder 0.1.0 is already in cache
[INFO] extracting crate corroder 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/corroder/0.1.0
[INFO] extracting crate corroder 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/corroder/0.1.0
[INFO] validating manifest of corroder-0.1.0 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 corroder-0.1.0 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 corroder-0.1.0
[INFO] finished frobbing corroder-0.1.0
[INFO] frobbed toml for corroder-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/corroder/0.1.0/Cargo.toml
[INFO] started frobbing corroder-0.1.0
[INFO] finished frobbing corroder-0.1.0
[INFO] frobbed toml for corroder-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/corroder/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 corroder-0.1.0 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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/corroder/0.1.0:/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] d5821f9a3a553922ec76d145333ffb13a3a40118ec274f2eee761d80864e6210
[INFO] running `"docker" "start" "-a" "d5821f9a3a553922ec76d145333ffb13a3a40118ec274f2eee761d80864e6210"`
[INFO] [stderr]    Compiling assert_matches v1.3.0
[INFO] [stderr]    Compiling assert_ne v0.2.5
[INFO] [stderr]    Compiling assert_approx_eq v0.2.2
[INFO] [stderr]    Compiling corroder v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `"docker" "inspect" "d5821f9a3a553922ec76d145333ffb13a3a40118ec274f2eee761d80864e6210"`
[INFO] running `"docker" "rm" "-f" "d5821f9a3a553922ec76d145333ffb13a3a40118ec274f2eee761d80864e6210"`
[INFO] [stdout] d5821f9a3a553922ec76d145333ffb13a3a40118ec274f2eee761d80864e6210
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/corroder/0.1.0:/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] ff40b970a0de95931b24e9f6a8bd24bbca479bb87d03f80f4f5123681625a06d
[INFO] running `"docker" "start" "-a" "ff40b970a0de95931b24e9f6a8bd24bbca479bb87d03f80f4f5123681625a06d"`
[INFO] [stderr]    Compiling corroder v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `"docker" "inspect" "ff40b970a0de95931b24e9f6a8bd24bbca479bb87d03f80f4f5123681625a06d"`
[INFO] running `"docker" "rm" "-f" "ff40b970a0de95931b24e9f6a8bd24bbca479bb87d03f80f4f5123681625a06d"`
[INFO] [stdout] ff40b970a0de95931b24e9f6a8bd24bbca479bb87d03f80f4f5123681625a06d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/corroder/0.1.0:/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] a12158c992c9f86288722486a1100b22d0efa0ac76c9810ebf81cf696bcfb17e
[INFO] running `"docker" "start" "-a" "a12158c992c9f86288722486a1100b22d0efa0ac76c9810ebf81cf696bcfb17e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/corroder-24c99dcffd08728e
[INFO] [stderr]    Doc-tests corroder
[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] [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" "a12158c992c9f86288722486a1100b22d0efa0ac76c9810ebf81cf696bcfb17e"`
[INFO] running `"docker" "rm" "-f" "a12158c992c9f86288722486a1100b22d0efa0ac76c9810ebf81cf696bcfb17e"`
[INFO] [stdout] a12158c992c9f86288722486a1100b22d0efa0ac76c9810ebf81cf696bcfb17e