[INFO] crate tau 1.0.4 is already in cache
[INFO] extracting crate tau 1.0.4 into work/ex/beta-1.38-1/sources/1.37.0/reg/tau/1.0.4
[INFO] extracting crate tau 1.0.4 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/tau/1.0.4
[INFO] validating manifest of tau-1.0.4 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 tau-1.0.4 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 tau-1.0.4
[INFO] finished frobbing tau-1.0.4
[INFO] frobbed toml for tau-1.0.4 written to work/ex/beta-1.38-1/sources/1.37.0/reg/tau/1.0.4/Cargo.toml
[INFO] started frobbing tau-1.0.4
[INFO] finished frobbing tau-1.0.4
[INFO] frobbed toml for tau-1.0.4 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/tau/1.0.4/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 tau-1.0.4 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/reg/tau/1.0.4:/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] 2244503f5e87515b3293d39c388a6ce3ea9dba7bee28821e72fbe06ecb7134d9
[INFO] running `"docker" "start" "-a" "2244503f5e87515b3293d39c388a6ce3ea9dba7bee28821e72fbe06ecb7134d9"`
[INFO] [stderr]    Compiling tau v1.0.4 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `"docker" "inspect" "2244503f5e87515b3293d39c388a6ce3ea9dba7bee28821e72fbe06ecb7134d9"`
[INFO] running `"docker" "rm" "-f" "2244503f5e87515b3293d39c388a6ce3ea9dba7bee28821e72fbe06ecb7134d9"`
[INFO] [stdout] 2244503f5e87515b3293d39c388a6ce3ea9dba7bee28821e72fbe06ecb7134d9
[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/reg/tau/1.0.4:/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] e6df16cb074618c0bdf56eedbbf24cb2cb5cc306cd252449e3b2ccc35f81b6a3
[INFO] running `"docker" "start" "-a" "e6df16cb074618c0bdf56eedbbf24cb2cb5cc306cd252449e3b2ccc35f81b6a3"`
[INFO] [stderr]    Compiling tau v1.0.4 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `"docker" "inspect" "e6df16cb074618c0bdf56eedbbf24cb2cb5cc306cd252449e3b2ccc35f81b6a3"`
[INFO] running `"docker" "rm" "-f" "e6df16cb074618c0bdf56eedbbf24cb2cb5cc306cd252449e3b2ccc35f81b6a3"`
[INFO] [stdout] e6df16cb074618c0bdf56eedbbf24cb2cb5cc306cd252449e3b2ccc35f81b6a3
[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/reg/tau/1.0.4:/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] 746485568eed2da4288643df99dc2de5111d024636f6f1f2b50585a0c3c49db7
[INFO] running `"docker" "start" "-a" "746485568eed2da4288643df99dc2de5111d024636f6f1f2b50585a0c3c49db7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tau-e42ecb579d7e8c50
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests tau
[INFO] [stdout] test test::pi_is_a_derived_constant ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - TAU (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "746485568eed2da4288643df99dc2de5111d024636f6f1f2b50585a0c3c49db7"`
[INFO] running `"docker" "rm" "-f" "746485568eed2da4288643df99dc2de5111d024636f6f1f2b50585a0c3c49db7"`
[INFO] [stdout] 746485568eed2da4288643df99dc2de5111d024636f6f1f2b50585a0c3c49db7