[INFO] crate tau 1.0.4 is already in cache
[INFO] extracting crate tau 1.0.4 into work/ex/beta-1.37-6/sources/1.36.0/reg/tau/1.0.4
[INFO] extracting crate tau 1.0.4 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/tau/1.0.4
[INFO] validating manifest of tau-1.0.4 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of tau-1.0.4 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "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-1.37-6/sources/1.36.0/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-1.37-6/sources/beta-2019-07-23/reg/tau/1.0.4/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing tau-1.0.4 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 18fb72243b9ff74f98616ee6e51d319e22f68499202186ea4065a72819899697
[INFO] running `"docker" "start" "-a" "18fb72243b9ff74f98616ee6e51d319e22f68499202186ea4065a72819899697"`
[INFO] [stderr]    Compiling tau v1.0.4 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `"docker" "inspect" "18fb72243b9ff74f98616ee6e51d319e22f68499202186ea4065a72819899697"`
[INFO] running `"docker" "rm" "-f" "18fb72243b9ff74f98616ee6e51d319e22f68499202186ea4065a72819899697"`
[INFO] [stdout] 18fb72243b9ff74f98616ee6e51d319e22f68499202186ea4065a72819899697
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] b345ba7f67a2f833be133175408f3fff18f45e253b901acd21dae186ec9d9cfa
[INFO] running `"docker" "start" "-a" "b345ba7f67a2f833be133175408f3fff18f45e253b901acd21dae186ec9d9cfa"`
[INFO] [stderr]    Compiling tau v1.0.4 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `"docker" "inspect" "b345ba7f67a2f833be133175408f3fff18f45e253b901acd21dae186ec9d9cfa"`
[INFO] running `"docker" "rm" "-f" "b345ba7f67a2f833be133175408f3fff18f45e253b901acd21dae186ec9d9cfa"`
[INFO] [stdout] b345ba7f67a2f833be133175408f3fff18f45e253b901acd21dae186ec9d9cfa
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 4d008e4feef7408eb3094b39b32b2d1a3bc71090d3b0d6de02001e4d514080f2
[INFO] running `"docker" "start" "-a" "4d008e4feef7408eb3094b39b32b2d1a3bc71090d3b0d6de02001e4d514080f2"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tau-97e6b1f3ce795c24
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[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] [stderr]    Doc-tests tau
[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" "4d008e4feef7408eb3094b39b32b2d1a3bc71090d3b0d6de02001e4d514080f2"`
[INFO] running `"docker" "rm" "-f" "4d008e4feef7408eb3094b39b32b2d1a3bc71090d3b0d6de02001e4d514080f2"`
[INFO] [stdout] 4d008e4feef7408eb3094b39b32b2d1a3bc71090d3b0d6de02001e4d514080f2