[INFO] crate ryu 1.0.0 is already in cache
[INFO] extracting crate ryu 1.0.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/ryu/1.0.0
[INFO] extracting crate ryu 1.0.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/ryu/1.0.0
[INFO] validating manifest of ryu-1.0.0 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 ryu-1.0.0 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 ryu-1.0.0
[INFO] finished frobbing ryu-1.0.0
[INFO] frobbed toml for ryu-1.0.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/ryu/1.0.0/Cargo.toml
[INFO] started frobbing ryu-1.0.0
[INFO] finished frobbing ryu-1.0.0
[INFO] frobbed toml for ryu-1.0.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/ryu/1.0.0/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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing ryu-1.0.0 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-0/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/ryu/1.0.0:/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] 76b0c77a8169d7c16afe5cf94bbe751b271be8016a549b96c2f70dd8834bc215
[INFO] running `"docker" "start" "-a" "76b0c77a8169d7c16afe5cf94bbe751b271be8016a549b96c2f70dd8834bc215"`
[INFO] [stderr]    Compiling ryu v1.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.49s
[INFO] running `"docker" "inspect" "76b0c77a8169d7c16afe5cf94bbe751b271be8016a549b96c2f70dd8834bc215"`
[INFO] running `"docker" "rm" "-f" "76b0c77a8169d7c16afe5cf94bbe751b271be8016a549b96c2f70dd8834bc215"`
[INFO] [stdout] 76b0c77a8169d7c16afe5cf94bbe751b271be8016a549b96c2f70dd8834bc215
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/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/ryu/1.0.0:/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] 38e003d10c083b40f1acd5e1a9bc6c7d0cae6697942f42f4768b0d66fbfffea8
[INFO] running `"docker" "start" "-a" "38e003d10c083b40f1acd5e1a9bc6c7d0cae6697942f42f4768b0d66fbfffea8"`
[INFO] [stderr]    Compiling ryu v1.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.49s
[INFO] running `"docker" "inspect" "38e003d10c083b40f1acd5e1a9bc6c7d0cae6697942f42f4768b0d66fbfffea8"`
[INFO] running `"docker" "rm" "-f" "38e003d10c083b40f1acd5e1a9bc6c7d0cae6697942f42f4768b0d66fbfffea8"`
[INFO] [stdout] 38e003d10c083b40f1acd5e1a9bc6c7d0cae6697942f42f4768b0d66fbfffea8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/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/ryu/1.0.0:/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] c39d9f100f944595d93e1bae0027ffad942b2b9d03102a9a821a90571c12207e
[INFO] running `"docker" "start" "-a" "c39d9f100f944595d93e1bae0027ffad942b2b9d03102a9a821a90571c12207e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ryu-7c6d27998c5d3d09
[INFO] [stderr]      Running /opt/crater/target/debug/deps/d2s_table_test-dbda160363695a4b
[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 test_compute_inv_pow5 ... ok
[INFO] [stdout] test test_compute_pow5 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/d2s_test-133cb180a53fec6a
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test test_lots_of_trailing_zeros ... ok
[INFO] [stdout] test test_looks_like_pow5 ... ok
[INFO] [stdout] test test_basic ... ok
[INFO] [stdout] test test_min_and_max ... ok
[INFO] [stdout] test test_ryu ... ok
[INFO] [stdout] test test_small_integers ... ok
[INFO] [stdout] test test_output_length ... ok
[INFO] [stdout] test test_switch_to_subnormal ... ok
[INFO] [stdout] test test_regression ... ok
[INFO] [stdout] test test_min_max_shift ... ok
[INFO] [stdout] test test_random ... ok
[INFO] [stdout] test test_non_finite ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/exhaustive-50d1cb3a30009d9a
[INFO] [stderr]      Running /opt/crater/target/debug/deps/f2s_test-ba1c2fc2659cf8ee
[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 12 tests
[INFO] [stdout] test test_min_and_max ... ok
[INFO] [stdout] test test_lots_of_trailing_zeros ... ok
[INFO] [stdout] test test_looks_like_pow5 ... ok
[INFO] [stdout] test test_exact_value_round_even ... ok
[INFO] [stdout] test test_boundary_round_even ... ok
[INFO] [stdout] test test_output_length ... ok
[INFO] [stdout] test test_basic ... ok
[INFO] [stdout] test test_regression ... ok
[INFO] [stdout] test test_ryu ... ok
[INFO] [stdout] test test_switch_to_subnormal ... ok
[INFO] [stdout] test test_random ... ok
[INFO] [stdout] test test_non_finite ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ryu
[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" "c39d9f100f944595d93e1bae0027ffad942b2b9d03102a9a821a90571c12207e"`
[INFO] running `"docker" "rm" "-f" "c39d9f100f944595d93e1bae0027ffad942b2b9d03102a9a821a90571c12207e"`
[INFO] [stdout] c39d9f100f944595d93e1bae0027ffad942b2b9d03102a9a821a90571c12207e