[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 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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] a225653eca9a79c5aa984d10c0ffa59eb59452c8c000655c4dcfc1fe1d88274c
[INFO] running `"docker" "start" "-a" "a225653eca9a79c5aa984d10c0ffa59eb59452c8c000655c4dcfc1fe1d88274c"`
[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 8.01s
[INFO] running `"docker" "inspect" "a225653eca9a79c5aa984d10c0ffa59eb59452c8c000655c4dcfc1fe1d88274c"`
[INFO] running `"docker" "rm" "-f" "a225653eca9a79c5aa984d10c0ffa59eb59452c8c000655c4dcfc1fe1d88274c"`
[INFO] [stdout] a225653eca9a79c5aa984d10c0ffa59eb59452c8c000655c4dcfc1fe1d88274c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 2e857a7332ff173d6550f1cf6889cf6766f302cf6ccf067687276eb170cfbfb7
[INFO] running `"docker" "start" "-a" "2e857a7332ff173d6550f1cf6889cf6766f302cf6ccf067687276eb170cfbfb7"`
[INFO] [stderr]    Compiling signalbool v0.2.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `"docker" "inspect" "2e857a7332ff173d6550f1cf6889cf6766f302cf6ccf067687276eb170cfbfb7"`
[INFO] running `"docker" "rm" "-f" "2e857a7332ff173d6550f1cf6889cf6766f302cf6ccf067687276eb170cfbfb7"`
[INFO] [stdout] 2e857a7332ff173d6550f1cf6889cf6766f302cf6ccf067687276eb170cfbfb7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 92486b4f124620d617badff5141fb9f6263296eb37b3083f5d634c6a6704360c
[INFO] running `"docker" "start" "-a" "92486b4f124620d617badff5141fb9f6263296eb37b3083f5d634c6a6704360c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/signalbool-c1eb5247153053dc
[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" "92486b4f124620d617badff5141fb9f6263296eb37b3083f5d634c6a6704360c"`
[INFO] running `"docker" "rm" "-f" "92486b4f124620d617badff5141fb9f6263296eb37b3083f5d634c6a6704360c"`
[INFO] [stdout] 92486b4f124620d617badff5141fb9f6263296eb37b3083f5d634c6a6704360c