[INFO] crate expression-num 0.2.3 is already in cache
[INFO] extracting crate expression-num 0.2.3 into work/ex/beta-1.38-1/sources/1.37.0/reg/expression-num/0.2.3
[INFO] extracting crate expression-num 0.2.3 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/expression-num/0.2.3
[INFO] validating manifest of expression-num-0.2.3 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 expression-num-0.2.3 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 expression-num-0.2.3
[INFO] finished frobbing expression-num-0.2.3
[INFO] frobbed toml for expression-num-0.2.3 written to work/ex/beta-1.38-1/sources/1.37.0/reg/expression-num/0.2.3/Cargo.toml
[INFO] started frobbing expression-num-0.2.3
[INFO] finished frobbing expression-num-0.2.3
[INFO] frobbed toml for expression-num-0.2.3 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/expression-num/0.2.3/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing expression-num-0.2.3 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-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/expression-num/0.2.3:/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] 8afbd0c465d034bb89c2343e6dd2fdfe71374ba34eda066c7b61c6ef43f0f2a8
[INFO] running `"docker" "start" "-a" "8afbd0c465d034bb89c2343e6dd2fdfe71374ba34eda066c7b61c6ef43f0f2a8"`
[INFO] [stderr]    Compiling asexp v0.3.2
[INFO] [stderr]    Compiling expression v0.3.4
[INFO] [stderr]    Compiling expression-num v0.2.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.28s
[INFO] running `"docker" "inspect" "8afbd0c465d034bb89c2343e6dd2fdfe71374ba34eda066c7b61c6ef43f0f2a8"`
[INFO] running `"docker" "rm" "-f" "8afbd0c465d034bb89c2343e6dd2fdfe71374ba34eda066c7b61c6ef43f0f2a8"`
[INFO] [stdout] 8afbd0c465d034bb89c2343e6dd2fdfe71374ba34eda066c7b61c6ef43f0f2a8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/expression-num/0.2.3:/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] 2d8aa6216d1eef60c4434be7c3f89d55197127554a92bd0daba50531d6aa9e5b
[INFO] running `"docker" "start" "-a" "2d8aa6216d1eef60c4434be7c3f89d55197127554a92bd0daba50531d6aa9e5b"`
[INFO] [stderr]    Compiling expression-num v0.2.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `"docker" "inspect" "2d8aa6216d1eef60c4434be7c3f89d55197127554a92bd0daba50531d6aa9e5b"`
[INFO] running `"docker" "rm" "-f" "2d8aa6216d1eef60c4434be7c3f89d55197127554a92bd0daba50531d6aa9e5b"`
[INFO] [stdout] 2d8aa6216d1eef60c4434be7c3f89d55197127554a92bd0daba50531d6aa9e5b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/expression-num/0.2.3:/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] c058a61d9b23ca5a365836c5aacd5c75c4ac489fe961639523e77656f7d4f6f5
[INFO] running `"docker" "start" "-a" "c058a61d9b23ca5a365836c5aacd5c75c4ac489fe961639523e77656f7d4f6f5"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/expression_num-594604e4dfc083ef
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_expr ... ok
[INFO] [stdout] test test_constant_folding ... ok
[INFO] [stdout] test test_expr_divz ... ok
[INFO] [stderr]    Doc-tests expression-num
[INFO] [stdout] test test_expr_recipz ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 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" "c058a61d9b23ca5a365836c5aacd5c75c4ac489fe961639523e77656f7d4f6f5"`
[INFO] running `"docker" "rm" "-f" "c058a61d9b23ca5a365836c5aacd5c75c4ac489fe961639523e77656f7d4f6f5"`
[INFO] [stdout] c058a61d9b23ca5a365836c5aacd5c75c4ac489fe961639523e77656f7d4f6f5