[INFO] crate happynum 1.4.2 is already in cache
[INFO] extracting crate happynum 1.4.2 into work/ex/beta-1.37-6/sources/1.36.0/reg/happynum/1.4.2
[INFO] extracting crate happynum 1.4.2 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/happynum/1.4.2
[INFO] validating manifest of happynum-1.4.2 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 happynum-1.4.2 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 happynum-1.4.2
[INFO] finished frobbing happynum-1.4.2
[INFO] frobbed toml for happynum-1.4.2 written to work/ex/beta-1.37-6/sources/1.36.0/reg/happynum/1.4.2/Cargo.toml
[INFO] started frobbing happynum-1.4.2
[INFO] finished frobbing happynum-1.4.2
[INFO] frobbed toml for happynum-1.4.2 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/happynum/1.4.2/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] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing happynum-1.4.2 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/happynum/1.4.2:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 58fe029cd0b6ea5899b3ac3f79bcfddf7b352e8c641810037485c841fe8b33df
[INFO] running `"docker" "start" "-a" "58fe029cd0b6ea5899b3ac3f79bcfddf7b352e8c641810037485c841fe8b33df"`
[INFO] [stderr]    Compiling happynum v1.4.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.02s
[INFO] running `"docker" "inspect" "58fe029cd0b6ea5899b3ac3f79bcfddf7b352e8c641810037485c841fe8b33df"`
[INFO] running `"docker" "rm" "-f" "58fe029cd0b6ea5899b3ac3f79bcfddf7b352e8c641810037485c841fe8b33df"`
[INFO] [stdout] 58fe029cd0b6ea5899b3ac3f79bcfddf7b352e8c641810037485c841fe8b33df
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/happynum/1.4.2:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 23590fd591ffeaaff39e1ccf5a4385ae338ca3533e0404b88e9dc20535b69cab
[INFO] running `"docker" "start" "-a" "23590fd591ffeaaff39e1ccf5a4385ae338ca3533e0404b88e9dc20535b69cab"`
[INFO] [stderr]    Compiling happynum v1.4.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `"docker" "inspect" "23590fd591ffeaaff39e1ccf5a4385ae338ca3533e0404b88e9dc20535b69cab"`
[INFO] running `"docker" "rm" "-f" "23590fd591ffeaaff39e1ccf5a4385ae338ca3533e0404b88e9dc20535b69cab"`
[INFO] [stdout] 23590fd591ffeaaff39e1ccf5a4385ae338ca3533e0404b88e9dc20535b69cab
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/happynum/1.4.2:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 6bb46f07774a1a4ca096eba5f7dfba38ca4702eb2a70e9838a899059ab72cb4b
[INFO] running `"docker" "start" "-a" "6bb46f07774a1a4ca096eba5f7dfba38ca4702eb2a70e9838a899059ab72cb4b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/happynum-563df05bc89b272c
[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] [stderr]      Running /opt/crater/target/debug/deps/happynum-8e87db087aa1286b
[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] [stderr]    Doc-tests happynum
[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" "6bb46f07774a1a4ca096eba5f7dfba38ca4702eb2a70e9838a899059ab72cb4b"`
[INFO] running `"docker" "rm" "-f" "6bb46f07774a1a4ca096eba5f7dfba38ca4702eb2a70e9838a899059ab72cb4b"`
[INFO] [stdout] 6bb46f07774a1a4ca096eba5f7dfba38ca4702eb2a70e9838a899059ab72cb4b