[INFO] crate const_fn 0.2.0 is already in cache
[INFO] extracting crate const_fn 0.2.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/const_fn/0.2.0
[INFO] extracting crate const_fn 0.2.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/const_fn/0.2.0
[INFO] validating manifest of const_fn-0.2.0 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 const_fn-0.2.0 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 const_fn-0.2.0
[INFO] finished frobbing const_fn-0.2.0
[INFO] frobbed toml for const_fn-0.2.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/const_fn/0.2.0/Cargo.toml
[INFO] started frobbing const_fn-0.2.0
[INFO] finished frobbing const_fn-0.2.0
[INFO] frobbed toml for const_fn-0.2.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/const_fn/0.2.0/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 const_fn-0.2.0 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-3/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/const_fn/0.2.0:/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] 1a14785d45f15095cdace54d8692bcfddafff5d02bd2058d4b80c1333e9b787b
[INFO] running `"docker" "start" "-a" "1a14785d45f15095cdace54d8692bcfddafff5d02bd2058d4b80c1333e9b787b"`
[INFO] [stderr]    Compiling syn-mid v0.3.0
[INFO] [stderr]    Compiling const_fn v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.46s
[INFO] running `"docker" "inspect" "1a14785d45f15095cdace54d8692bcfddafff5d02bd2058d4b80c1333e9b787b"`
[INFO] running `"docker" "rm" "-f" "1a14785d45f15095cdace54d8692bcfddafff5d02bd2058d4b80c1333e9b787b"`
[INFO] [stdout] 1a14785d45f15095cdace54d8692bcfddafff5d02bd2058d4b80c1333e9b787b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/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/const_fn/0.2.0:/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] dfa8191a0618fa07ab826b2ce07b27cc2b4f82b9c2463fd6c813e1de795ca32a
[INFO] running `"docker" "start" "-a" "dfa8191a0618fa07ab826b2ce07b27cc2b4f82b9c2463fd6c813e1de795ca32a"`
[INFO] [stderr]    Compiling const_fn v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `"docker" "inspect" "dfa8191a0618fa07ab826b2ce07b27cc2b4f82b9c2463fd6c813e1de795ca32a"`
[INFO] running `"docker" "rm" "-f" "dfa8191a0618fa07ab826b2ce07b27cc2b4f82b9c2463fd6c813e1de795ca32a"`
[INFO] [stdout] dfa8191a0618fa07ab826b2ce07b27cc2b4f82b9c2463fd6c813e1de795ca32a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/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/const_fn/0.2.0:/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] 0e0399065f25d3dc6d59e489ae7ba3433ac14bda63ddb254809eded02a09c2a3
[INFO] running `"docker" "start" "-a" "0e0399065f25d3dc6d59e489ae7ba3433ac14bda63ddb254809eded02a09c2a3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/const_fn-139091540df76092
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests const_fn
[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 src/lib.rs -  (line 14) ... ok
[INFO] [stdout] test src/lib.rs -  (line 27) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "0e0399065f25d3dc6d59e489ae7ba3433ac14bda63ddb254809eded02a09c2a3"`
[INFO] running `"docker" "rm" "-f" "0e0399065f25d3dc6d59e489ae7ba3433ac14bda63ddb254809eded02a09c2a3"`
[INFO] [stdout] 0e0399065f25d3dc6d59e489ae7ba3433ac14bda63ddb254809eded02a09c2a3