[INFO] crate to_string 0.1.0 is already in cache
[INFO] extracting crate to_string 0.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/to_string/0.1.0
[INFO] extracting crate to_string 0.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/to_string/0.1.0
[INFO] validating manifest of to_string-0.1.0 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 to_string-0.1.0 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 to_string-0.1.0
[INFO] finished frobbing to_string-0.1.0
[INFO] frobbed toml for to_string-0.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/to_string/0.1.0/Cargo.toml
[INFO] started frobbing to_string-0.1.0
[INFO] finished frobbing to_string-0.1.0
[INFO] frobbed toml for to_string-0.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/to_string/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing to_string-0.1.0 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-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/to_string/0.1.0:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 42b72e3983ad0eb74a081253a8071a38b78ee00bd6857e6f65c6261c32ff6577
[INFO] running `"docker" "start" "-a" "42b72e3983ad0eb74a081253a8071a38b78ee00bd6857e6f65c6261c32ff6577"`
[INFO] [stderr]    Compiling to_string v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `"docker" "inspect" "42b72e3983ad0eb74a081253a8071a38b78ee00bd6857e6f65c6261c32ff6577"`
[INFO] running `"docker" "rm" "-f" "42b72e3983ad0eb74a081253a8071a38b78ee00bd6857e6f65c6261c32ff6577"`
[INFO] [stdout] 42b72e3983ad0eb74a081253a8071a38b78ee00bd6857e6f65c6261c32ff6577
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/to_string/0.1.0:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 47ff6ab8a235a61406dea52640f85834c71b9aa4ac9ed32cb699d66f562e9a2d
[INFO] running `"docker" "start" "-a" "47ff6ab8a235a61406dea52640f85834c71b9aa4ac9ed32cb699d66f562e9a2d"`
[INFO] [stderr]    Compiling to_string v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `"docker" "inspect" "47ff6ab8a235a61406dea52640f85834c71b9aa4ac9ed32cb699d66f562e9a2d"`
[INFO] running `"docker" "rm" "-f" "47ff6ab8a235a61406dea52640f85834c71b9aa4ac9ed32cb699d66f562e9a2d"`
[INFO] [stdout] 47ff6ab8a235a61406dea52640f85834c71b9aa4ac9ed32cb699d66f562e9a2d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/to_string/0.1.0:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 0c331f29854c65bb2ab3d6a26db4c96908687e45ab66b3ba6e8a5d594d5011f6
[INFO] running `"docker" "start" "-a" "0c331f29854c65bb2ab3d6a26db4c96908687e45ab66b3ba6e8a5d594d5011f6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/to_string-ecfd1d6f1b8341d0
[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 to_string
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test src/lib.rs - DebugDisplay::to_debug (line 109) ... ok
[INFO] [stdout] test src/lib.rs - BinaryDisplay::to_bin (line 9) ... ok
[INFO] [stdout] test src/lib.rs - HexaDisplay::to_hexa_string (line 23) ... ok
[INFO] [stdout] test src/lib.rs - ExpDisplay::to_exp_string (line 64) ... ok
[INFO] [stdout] test src/lib.rs - ExpDisplay::to_exp (line 69) ... ok
[INFO] [stdout] test src/lib.rs - BinaryDisplay::to_binary_string (line 4) ... ok
[INFO] [stdout] test src/lib.rs - DebugDisplay::to_debug_string (line 104) ... ok
[INFO] [stdout] test src/lib.rs - HexaDisplay::to_hexa (line 29) ... ok
[INFO] [stdout] test src/lib.rs - OctalDisplay::to_octal (line 49) ... ok
[INFO] [stdout] test src/lib.rs - OctalDisplay::to_octal_string (line 44) ... ok
[INFO] [stdout] test src/lib.rs - PointerDisplay::to_pointer (line 89) ... ok
[INFO] [stdout] test src/lib.rs - PointerDisplay::to_pointer_string (line 83) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "0c331f29854c65bb2ab3d6a26db4c96908687e45ab66b3ba6e8a5d594d5011f6"`
[INFO] running `"docker" "rm" "-f" "0c331f29854c65bb2ab3d6a26db4c96908687e45ab66b3ba6e8a5d594d5011f6"`
[INFO] [stdout] 0c331f29854c65bb2ab3d6a26db4c96908687e45ab66b3ba6e8a5d594d5011f6