[INFO] updating cached repository https://github.com/frol/rust-benchmark-option-replace_with-rfc
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a79f0a3c095e82cb31849a723bc96b064ef944dc
[INFO] testing frol/rust-benchmark-option-replace_with-rfc against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrol%2Frust-benchmark-option-replace_with-rfc" "work/builds/worker-2/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/frol/rust-benchmark-option-replace_with-rfc on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/frol/rust-benchmark-option-replace_with-rfc
[INFO] finished tweaking git repo https://github.com/frol/rust-benchmark-option-replace_with-rfc
[INFO] tweaked toml for git repo https://github.com/frol/rust-benchmark-option-replace_with-rfc written to work/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/frol/rust-benchmark-option-replace_with-rfc already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 63ad5e008fb86cf6278bd7a9b71deb10b83e42a6f869571fbeef904400831db5
[INFO] running `"docker" "start" "-a" "63ad5e008fb86cf6278bd7a9b71deb10b83e42a6f869571fbeef904400831db5"`
[INFO] [stderr]    Compiling libc v0.2.42
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling cc v1.0.17
[INFO] [stderr]    Compiling cfg-if v0.1.4
[INFO] [stderr]    Compiling serde v1.0.68
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling lazy_static v1.0.1
[INFO] [stderr]    Compiling cast v0.2.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.6
[INFO] [stderr]    Compiling term v0.5.1
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling log v0.4.2
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling criterion-plot v0.2.3
[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]    Compiling syn v0.14.2
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling atty v0.2.10
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling aho-corasick v0.6.5
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.23
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling itertools-num v0.1.1
[INFO] [stderr]    Compiling criterion-stats v0.2.3
[INFO] [stderr]    Compiling chrono v0.4.4
[INFO] [stderr]    Compiling pest_derive v1.0.7
[INFO] [stderr]    Compiling failure_derive v0.1.1
[INFO] [stderr]    Compiling backtrace v0.3.9
[INFO] [stderr]    Compiling failure v0.1.1
[INFO] [stderr]    Compiling simplelog v0.5.2
[INFO] [stderr]    Compiling serde_derive v1.0.68
[INFO] [stderr]    Compiling serde_json v1.0.22
[INFO] [stderr]    Compiling handlebars v0.31.0
[INFO] [stderr]    Compiling criterion v0.2.3
[INFO] [stderr]    Compiling benchmark_replace_with v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/main.rs:74:41
[INFO] [stderr]    |
[INFO] [stderr] 74 |                 let mut node = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/main.rs:81:41
[INFO] [stderr]    |
[INFO] [stderr] 81 |                 let mut node = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/main.rs:18:38
[INFO] [stderr]    |
[INFO] [stderr] 18 |         let mut old_value = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.94s
[INFO] running `"docker" "inspect" "63ad5e008fb86cf6278bd7a9b71deb10b83e42a6f869571fbeef904400831db5"`
[INFO] running `"docker" "rm" "-f" "63ad5e008fb86cf6278bd7a9b71deb10b83e42a6f869571fbeef904400831db5"`
[INFO] [stdout] 63ad5e008fb86cf6278bd7a9b71deb10b83e42a6f869571fbeef904400831db5
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] a9b74270e783ad9e12b31e929b50ee73e8541e1917f02fe7e4c7f552ff2e98c9
[INFO] running `"docker" "start" "-a" "a9b74270e783ad9e12b31e929b50ee73e8541e1917f02fe7e4c7f552ff2e98c9"`
[INFO] [stderr]    Compiling benchmark_replace_with v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/main.rs:74:41
[INFO] [stderr]    |
[INFO] [stderr] 74 |                 let mut node = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/main.rs:81:41
[INFO] [stderr]    |
[INFO] [stderr] 81 |                 let mut node = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/main.rs:18:38
[INFO] [stderr]    |
[INFO] [stderr] 18 |         let mut old_value = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `"docker" "inspect" "a9b74270e783ad9e12b31e929b50ee73e8541e1917f02fe7e4c7f552ff2e98c9"`
[INFO] running `"docker" "rm" "-f" "a9b74270e783ad9e12b31e929b50ee73e8541e1917f02fe7e4c7f552ff2e98c9"`
[INFO] [stdout] a9b74270e783ad9e12b31e929b50ee73e8541e1917f02fe7e4c7f552ff2e98c9
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] 3a8dd790775b2029fb9ee3cb278b13cebee23982cf8be98ca6cb61bb035ffe90
[INFO] running `"docker" "start" "-a" "3a8dd790775b2029fb9ee3cb278b13cebee23982cf8be98ca6cb61bb035ffe90"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/benchmark_replace_with-0104faf1e16474d4
[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" "3a8dd790775b2029fb9ee3cb278b13cebee23982cf8be98ca6cb61bb035ffe90"`
[INFO] running `"docker" "rm" "-f" "3a8dd790775b2029fb9ee3cb278b13cebee23982cf8be98ca6cb61bb035ffe90"`
[INFO] [stdout] 3a8dd790775b2029fb9ee3cb278b13cebee23982cf8be98ca6cb61bb035ffe90