[INFO] updating cached repository TidyMaze/fibonacciCached
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/TidyMaze/fibonacciCached
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/TidyMaze/fibonacciCached" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/TidyMaze/fibonacciCached"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/TidyMaze/fibonacciCached'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/TidyMaze/fibonacciCached" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/TidyMaze/fibonacciCached"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/TidyMaze/fibonacciCached'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d8d2cd4d7e80cff309ee6a563709e32fc9d4f178
[INFO] sha for GitHub repo TidyMaze/fibonacciCached: d8d2cd4d7e80cff309ee6a563709e32fc9d4f178
[INFO] validating manifest of TidyMaze/fibonacciCached on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of TidyMaze/fibonacciCached on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing TidyMaze/fibonacciCached
[INFO] finished frobbing TidyMaze/fibonacciCached
[INFO] frobbed toml for TidyMaze/fibonacciCached written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/TidyMaze/fibonacciCached/Cargo.toml
[INFO] started frobbing TidyMaze/fibonacciCached
[INFO] finished frobbing TidyMaze/fibonacciCached
[INFO] frobbed toml for TidyMaze/fibonacciCached written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/TidyMaze/fibonacciCached/Cargo.toml
[INFO] crate TidyMaze/fibonacciCached has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing TidyMaze/fibonacciCached against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/TidyMaze/fibonacciCached:/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=forbid" "-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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"`
[INFO] [stdout] 38b14e56186c3c0f3e33bd830cd603cab028595cfe5ae5cf92b4224bf7bf6ace
[INFO] running `"docker" "start" "-a" "38b14e56186c3c0f3e33bd830cd603cab028595cfe5ae5cf92b4224bf7bf6ace"`
[INFO] [stderr]    Compiling testRust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `testRust` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `test_rust`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `"docker" "inspect" "38b14e56186c3c0f3e33bd830cd603cab028595cfe5ae5cf92b4224bf7bf6ace"`
[INFO] running `"docker" "rm" "-f" "38b14e56186c3c0f3e33bd830cd603cab028595cfe5ae5cf92b4224bf7bf6ace"`
[INFO] [stdout] 38b14e56186c3c0f3e33bd830cd603cab028595cfe5ae5cf92b4224bf7bf6ace
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/TidyMaze/fibonacciCached:/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=forbid" "-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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 138cd9eda2c427e3c50e027ccb5cadd237805fd415f3c462679e8403a4d9c3bb
[INFO] running `"docker" "start" "-a" "138cd9eda2c427e3c50e027ccb5cadd237805fd415f3c462679e8403a4d9c3bb"`
[INFO] [stderr]    Compiling testRust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `testRust` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `test_rust`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `"docker" "inspect" "138cd9eda2c427e3c50e027ccb5cadd237805fd415f3c462679e8403a4d9c3bb"`
[INFO] running `"docker" "rm" "-f" "138cd9eda2c427e3c50e027ccb5cadd237805fd415f3c462679e8403a4d9c3bb"`
[INFO] [stdout] 138cd9eda2c427e3c50e027ccb5cadd237805fd415f3c462679e8403a4d9c3bb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-7/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/TidyMaze/fibonacciCached:/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=forbid" "-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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen"`
[INFO] [stdout] be707993212305baa04d63c0975f3721622fb3538ebacf65b026dfb6637d96a4
[INFO] running `"docker" "start" "-a" "be707993212305baa04d63c0975f3721622fb3538ebacf65b026dfb6637d96a4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/testRust-2f76043570ca0f1d
[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" "be707993212305baa04d63c0975f3721622fb3538ebacf65b026dfb6637d96a4"`
[INFO] running `"docker" "rm" "-f" "be707993212305baa04d63c0975f3721622fb3538ebacf65b026dfb6637d96a4"`
[INFO] [stdout] be707993212305baa04d63c0975f3721622fb3538ebacf65b026dfb6637d96a4