[INFO] crate signalbool 0.2.3 is already in cache
[INFO] extracting crate signalbool 0.2.3 into work/ex/beta-1.38-1/sources/1.37.0/reg/signalbool/0.2.3
[INFO] extracting crate signalbool 0.2.3 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/signalbool/0.2.3
[INFO] validating manifest of signalbool-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 signalbool-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 signalbool-0.2.3
[INFO] finished frobbing signalbool-0.2.3
[INFO] frobbed toml for signalbool-0.2.3 written to work/ex/beta-1.38-1/sources/1.37.0/reg/signalbool/0.2.3/Cargo.toml
[INFO] started frobbing signalbool-0.2.3
[INFO] finished frobbing signalbool-0.2.3
[INFO] frobbed toml for signalbool-0.2.3 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/signalbool/0.2.3/Cargo.toml
[INFO] crate signalbool-0.2.3 already has a lockfile, it will not be regenerated
[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 signalbool-0.2.3 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/signalbool/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 862c9094b8771451c681eeda0aa8f61ba56b051cc17a339d68ebecd919b34f57
[INFO] running `"docker" "start" "-a" "862c9094b8771451c681eeda0aa8f61ba56b051cc17a339d68ebecd919b34f57"`
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling signalbool v0.2.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.69s
[INFO] running `"docker" "inspect" "862c9094b8771451c681eeda0aa8f61ba56b051cc17a339d68ebecd919b34f57"`
[INFO] running `"docker" "rm" "-f" "862c9094b8771451c681eeda0aa8f61ba56b051cc17a339d68ebecd919b34f57"`
[INFO] [stdout] 862c9094b8771451c681eeda0aa8f61ba56b051cc17a339d68ebecd919b34f57
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/signalbool/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 1a943f19c99184c55dc5d393b382cce4f5f498574b4cd83cc6786f04029c461a
[INFO] running `"docker" "start" "-a" "1a943f19c99184c55dc5d393b382cce4f5f498574b4cd83cc6786f04029c461a"`
[INFO] [stderr]    Compiling signalbool v0.2.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `"docker" "inspect" "1a943f19c99184c55dc5d393b382cce4f5f498574b4cd83cc6786f04029c461a"`
[INFO] running `"docker" "rm" "-f" "1a943f19c99184c55dc5d393b382cce4f5f498574b4cd83cc6786f04029c461a"`
[INFO] [stdout] 1a943f19c99184c55dc5d393b382cce4f5f498574b4cd83cc6786f04029c461a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/signalbool/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 5ec8ab1b57ac1514e71abb9ac373a3062f94e16fa6bddc37581d2dc405334e69
[INFO] running `"docker" "start" "-a" "5ec8ab1b57ac1514e71abb9ac373a3062f94e16fa6bddc37581d2dc405334e69"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/signalbool-e1b228abf7b5f070
[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 signalbool
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 12) ... test src/lib.rs -  (line 12) has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `"docker" "inspect" "5ec8ab1b57ac1514e71abb9ac373a3062f94e16fa6bddc37581d2dc405334e69"`
[INFO] running `"docker" "rm" "-f" "5ec8ab1b57ac1514e71abb9ac373a3062f94e16fa6bddc37581d2dc405334e69"`
[INFO] [stdout] 5ec8ab1b57ac1514e71abb9ac373a3062f94e16fa6bddc37581d2dc405334e69