[INFO] updating cached repository Boredbone/RustTest001
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Boredbone/RustTest001
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Boredbone/RustTest001" "work/ex/beta-1.37-6/sources/1.36.0/gh/Boredbone/RustTest001"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/Boredbone/RustTest001'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Boredbone/RustTest001" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Boredbone/RustTest001"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Boredbone/RustTest001'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 33bd3c748ff58ffbd8b7a7d15191bd96756c562d
[INFO] sha for GitHub repo Boredbone/RustTest001: 33bd3c748ff58ffbd8b7a7d15191bd96756c562d
[INFO] validating manifest of Boredbone/RustTest001 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 Boredbone/RustTest001 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 Boredbone/RustTest001
[INFO] finished frobbing Boredbone/RustTest001
[INFO] frobbed toml for Boredbone/RustTest001 written to work/ex/beta-1.37-6/sources/1.36.0/gh/Boredbone/RustTest001/Cargo.toml
[INFO] started frobbing Boredbone/RustTest001
[INFO] finished frobbing Boredbone/RustTest001
[INFO] frobbed toml for Boredbone/RustTest001 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Boredbone/RustTest001/Cargo.toml
[INFO] crate Boredbone/RustTest001 already has a lockfile, it will not be regenerated
[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] testing Boredbone/RustTest001 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/Boredbone/RustTest001:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 3a7793c7cba6884be0cf60e6fced7d7c9d5968a36f0181476029704082d39d7d
[INFO] running `"docker" "start" "-a" "3a7793c7cba6884be0cf60e6fced7d7c9d5968a36f0181476029704082d39d7d"`
[INFO] [stderr]    Compiling rust_test001 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::str`
[INFO] [stderr]  --> src/numerics.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::str;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `"docker" "inspect" "3a7793c7cba6884be0cf60e6fced7d7c9d5968a36f0181476029704082d39d7d"`
[INFO] running `"docker" "rm" "-f" "3a7793c7cba6884be0cf60e6fced7d7c9d5968a36f0181476029704082d39d7d"`
[INFO] [stdout] 3a7793c7cba6884be0cf60e6fced7d7c9d5968a36f0181476029704082d39d7d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/Boredbone/RustTest001:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 84412bb02a980599ef49e4303f12d143ee2f29436f81f7fffdd573eb1c257e12
[INFO] running `"docker" "start" "-a" "84412bb02a980599ef49e4303f12d143ee2f29436f81f7fffdd573eb1c257e12"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]    Compiling rust_test001 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::str`
[INFO] [stderr]  --> src/numerics.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::str;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `"docker" "inspect" "84412bb02a980599ef49e4303f12d143ee2f29436f81f7fffdd573eb1c257e12"`
[INFO] running `"docker" "rm" "-f" "84412bb02a980599ef49e4303f12d143ee2f29436f81f7fffdd573eb1c257e12"`
[INFO] [stdout] 84412bb02a980599ef49e4303f12d143ee2f29436f81f7fffdd573eb1c257e12
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/Boredbone/RustTest001:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] f02d1aaa9aa29a0660462da26d87d833f1633c6008d1a03954e5aea50e618c39
[INFO] running `"docker" "start" "-a" "f02d1aaa9aa29a0660462da26d87d833f1633c6008d1a03954e5aea50e618c39"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_test001-9628354d15c813b7
[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" "f02d1aaa9aa29a0660462da26d87d833f1633c6008d1a03954e5aea50e618c39"`
[INFO] running `"docker" "rm" "-f" "f02d1aaa9aa29a0660462da26d87d833f1633c6008d1a03954e5aea50e618c39"`
[INFO] [stdout] f02d1aaa9aa29a0660462da26d87d833f1633c6008d1a03954e5aea50e618c39