[INFO] updating cached repository ValliereMagic/RustFibonacciBench
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ValliereMagic/RustFibonacciBench
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ValliereMagic/RustFibonacciBench" "work/ex/beta-1.38-1/sources/1.37.0/gh/ValliereMagic/RustFibonacciBench"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/ValliereMagic/RustFibonacciBench'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ValliereMagic/RustFibonacciBench" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ValliereMagic/RustFibonacciBench"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ValliereMagic/RustFibonacciBench'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d12e559f8d022c21c452374a4f6f32297837a21a
[INFO] sha for GitHub repo ValliereMagic/RustFibonacciBench: d12e559f8d022c21c452374a4f6f32297837a21a
[INFO] validating manifest of ValliereMagic/RustFibonacciBench 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 ValliereMagic/RustFibonacciBench 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 ValliereMagic/RustFibonacciBench
[INFO] finished frobbing ValliereMagic/RustFibonacciBench
[INFO] frobbed toml for ValliereMagic/RustFibonacciBench written to work/ex/beta-1.38-1/sources/1.37.0/gh/ValliereMagic/RustFibonacciBench/Cargo.toml
[INFO] started frobbing ValliereMagic/RustFibonacciBench
[INFO] finished frobbing ValliereMagic/RustFibonacciBench
[INFO] frobbed toml for ValliereMagic/RustFibonacciBench written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ValliereMagic/RustFibonacciBench/Cargo.toml
[INFO] crate ValliereMagic/RustFibonacciBench already has a lockfile, it will not be regenerated
[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 ValliereMagic/RustFibonacciBench 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ValliereMagic/RustFibonacciBench:/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] b94b37d577a46cbe327a1267b1f2781da62109494f30dc25be85f20123fef118
[INFO] running `"docker" "start" "-a" "b94b37d577a46cbe327a1267b1f2781da62109494f30dc25be85f20123fef118"`
[INFO] [stderr]    Compiling fibonacci_bench v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `"docker" "inspect" "b94b37d577a46cbe327a1267b1f2781da62109494f30dc25be85f20123fef118"`
[INFO] running `"docker" "rm" "-f" "b94b37d577a46cbe327a1267b1f2781da62109494f30dc25be85f20123fef118"`
[INFO] [stdout] b94b37d577a46cbe327a1267b1f2781da62109494f30dc25be85f20123fef118
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ValliereMagic/RustFibonacciBench:/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] dc2e053de9845c108ca5da18d2518e96f963c43b514fff252dce263a0f90188d
[INFO] running `"docker" "start" "-a" "dc2e053de9845c108ca5da18d2518e96f963c43b514fff252dce263a0f90188d"`
[INFO] [stderr]    Compiling fibonacci_bench v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `"docker" "inspect" "dc2e053de9845c108ca5da18d2518e96f963c43b514fff252dce263a0f90188d"`
[INFO] running `"docker" "rm" "-f" "dc2e053de9845c108ca5da18d2518e96f963c43b514fff252dce263a0f90188d"`
[INFO] [stdout] dc2e053de9845c108ca5da18d2518e96f963c43b514fff252dce263a0f90188d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/ValliereMagic/RustFibonacciBench:/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] ea3fbcd34a257b8db7a846d2b4d4c8805ebe1d18c753bae5f82365151f37b2dd
[INFO] running `"docker" "start" "-a" "ea3fbcd34a257b8db7a846d2b4d4c8805ebe1d18c753bae5f82365151f37b2dd"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/fibonacci_bench-081e54dbfdbecdf7
[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" "ea3fbcd34a257b8db7a846d2b4d4c8805ebe1d18c753bae5f82365151f37b2dd"`
[INFO] running `"docker" "rm" "-f" "ea3fbcd34a257b8db7a846d2b4d4c8805ebe1d18c753bae5f82365151f37b2dd"`
[INFO] [stdout] ea3fbcd34a257b8db7a846d2b4d4c8805ebe1d18c753bae5f82365151f37b2dd