[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 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-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 83de3ce9a71f119f670268dae8f58f72d520894c8406e93d780bb311ccf265a6
[INFO] running `"docker" "start" "-a" "83de3ce9a71f119f670268dae8f58f72d520894c8406e93d780bb311ccf265a6"`
[INFO] [stderr]    Compiling ryu v1.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.59s
[INFO] running `"docker" "inspect" "83de3ce9a71f119f670268dae8f58f72d520894c8406e93d780bb311ccf265a6"`
[INFO] running `"docker" "rm" "-f" "83de3ce9a71f119f670268dae8f58f72d520894c8406e93d780bb311ccf265a6"`
[INFO] [stdout] 83de3ce9a71f119f670268dae8f58f72d520894c8406e93d780bb311ccf265a6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] f3700a806405b67117b4b0b01815099bc46cea6a851ee09644c7ba5f29f50a08
[INFO] running `"docker" "start" "-a" "f3700a806405b67117b4b0b01815099bc46cea6a851ee09644c7ba5f29f50a08"`
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling ryu v1.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.22s
[INFO] running `"docker" "inspect" "f3700a806405b67117b4b0b01815099bc46cea6a851ee09644c7ba5f29f50a08"`
[INFO] running `"docker" "rm" "-f" "f3700a806405b67117b4b0b01815099bc46cea6a851ee09644c7ba5f29f50a08"`
[INFO] [stdout] f3700a806405b67117b4b0b01815099bc46cea6a851ee09644c7ba5f29f50a08
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] aeec89e70240c22a044f0b09562c63339e914d0cf61e3c2ed5c91735e91b7638
[INFO] running `"docker" "start" "-a" "aeec89e70240c22a044f0b09562c63339e914d0cf61e3c2ed5c91735e91b7638"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ryu-83a7274629814d61
[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/d2s_table_test-8ca5401eab7d6dae
[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-c2f04dd668804447
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test test_output_length ... ok
[INFO] [stdout] test test_regression ... ok
[INFO] [stdout] test test_min_max_shift ... ok
[INFO] [stdout] test test_min_and_max ... ok
[INFO] [stdout] test test_lots_of_trailing_zeros ... ok
[INFO] [stdout] test test_ryu ... ok
[INFO] [stdout] test test_looks_like_pow5 ... ok
[INFO] [stdout] test test_basic ... ok
[INFO] [stdout] test test_small_integers ... 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]      Running /opt/crater/target/debug/deps/exhaustive-c4445d4313d1e895
[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/f2s_test-5ac660c01aa988e9
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test test_basic ... ok
[INFO] [stdout] test test_exact_value_round_even ... ok
[INFO] [stdout] test test_boundary_round_even ... ok
[INFO] [stdout] test test_looks_like_pow5 ... ok
[INFO] [stdout] test test_lots_of_trailing_zeros ... ok
[INFO] [stdout] test test_min_and_max ... ok
[INFO] [stdout] test test_ryu ... ok
[INFO] [stdout] test test_regression ... ok
[INFO] [stdout] test test_switch_to_subnormal ... ok
[INFO] [stdout] test test_output_length ... 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" "aeec89e70240c22a044f0b09562c63339e914d0cf61e3c2ed5c91735e91b7638"`
[INFO] running `"docker" "rm" "-f" "aeec89e70240c22a044f0b09562c63339e914d0cf61e3c2ed5c91735e91b7638"`
[INFO] [stdout] aeec89e70240c22a044f0b09562c63339e914d0cf61e3c2ed5c91735e91b7638