[INFO] updating cached repository Morichan/a_to_z_of_programming_language
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Morichan/a_to_z_of_programming_language
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Morichan/a_to_z_of_programming_language" "work/ex/beta-1.37-6/sources/1.36.0/gh/Morichan/a_to_z_of_programming_language"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/Morichan/a_to_z_of_programming_language'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Morichan/a_to_z_of_programming_language" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Morichan/a_to_z_of_programming_language"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Morichan/a_to_z_of_programming_language'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3f08e5c0c7583ef5aa290036f98f546d9480ca96
[INFO] sha for GitHub repo Morichan/a_to_z_of_programming_language: 3f08e5c0c7583ef5aa290036f98f546d9480ca96
[INFO] validating manifest of Morichan/a_to_z_of_programming_language 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 Morichan/a_to_z_of_programming_language 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 Morichan/a_to_z_of_programming_language
[INFO] finished frobbing Morichan/a_to_z_of_programming_language
[INFO] frobbed toml for Morichan/a_to_z_of_programming_language written to work/ex/beta-1.37-6/sources/1.36.0/gh/Morichan/a_to_z_of_programming_language/Cargo.toml
[INFO] started frobbing Morichan/a_to_z_of_programming_language
[INFO] finished frobbing Morichan/a_to_z_of_programming_language
[INFO] frobbed toml for Morichan/a_to_z_of_programming_language written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Morichan/a_to_z_of_programming_language/Cargo.toml
[INFO] crate Morichan/a_to_z_of_programming_language already has a lockfile, it will not be regenerated
[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] testing Morichan/a_to_z_of_programming_language 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-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Morichan/a_to_z_of_programming_language:/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] 1c502a4131eb62cadac5eb2bb18f0f6359ab9bc4e034cde8f6d5e00f4fd2e68b
[INFO] running `"docker" "start" "-a" "1c502a4131eb62cadac5eb2bb18f0f6359ab9bc4e034cde8f6d5e00f4fd2e68b"`
[INFO] [stderr]    Compiling a_to_z_of_programming_language v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `"docker" "inspect" "1c502a4131eb62cadac5eb2bb18f0f6359ab9bc4e034cde8f6d5e00f4fd2e68b"`
[INFO] running `"docker" "rm" "-f" "1c502a4131eb62cadac5eb2bb18f0f6359ab9bc4e034cde8f6d5e00f4fd2e68b"`
[INFO] [stdout] 1c502a4131eb62cadac5eb2bb18f0f6359ab9bc4e034cde8f6d5e00f4fd2e68b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Morichan/a_to_z_of_programming_language:/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] 1225de8de4b682d3a74eeaa402d0dd3ee1bb9e5765a6cb5bd72be76c4cd6b720
[INFO] running `"docker" "start" "-a" "1225de8de4b682d3a74eeaa402d0dd3ee1bb9e5765a6cb5bd72be76c4cd6b720"`
[INFO] [stderr]    Compiling a_to_z_of_programming_language v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `"docker" "inspect" "1225de8de4b682d3a74eeaa402d0dd3ee1bb9e5765a6cb5bd72be76c4cd6b720"`
[INFO] running `"docker" "rm" "-f" "1225de8de4b682d3a74eeaa402d0dd3ee1bb9e5765a6cb5bd72be76c4cd6b720"`
[INFO] [stdout] 1225de8de4b682d3a74eeaa402d0dd3ee1bb9e5765a6cb5bd72be76c4cd6b720
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Morichan/a_to_z_of_programming_language:/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] 15c08b384bf84742c30fd52605b8ee0b572b885b0e066da2b3efbbe9432e91eb
[INFO] running `"docker" "start" "-a" "15c08b384bf84742c30fd52605b8ee0b572b885b0e066da2b3efbbe9432e91eb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/a_to_z_of_programming_language-ac9a949925a222f0
[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/a_to_z_of_programming_language-dc30e2d3351a2052
[INFO] [stderr]      Running /opt/crater/target/debug/deps/node-3a8117ebcbe84c51
[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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::checked_id_when_node_was_set_id ... ok
[INFO] [stdout] test tests::checked_point_when_node_was_set_point ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests a_to_z_of_programming_language
[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" "15c08b384bf84742c30fd52605b8ee0b572b885b0e066da2b3efbbe9432e91eb"`
[INFO] running `"docker" "rm" "-f" "15c08b384bf84742c30fd52605b8ee0b572b885b0e066da2b3efbbe9432e91eb"`
[INFO] [stdout] 15c08b384bf84742c30fd52605b8ee0b572b885b0e066da2b3efbbe9432e91eb