[INFO] updating cached repository 666666t/rustic
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/666666t/rustic
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/666666t/rustic" "work/ex/beta-1.37-6/sources/1.36.0/gh/666666t/rustic"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/666666t/rustic'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/666666t/rustic" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/666666t/rustic"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/666666t/rustic'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cc8f865b9e91cee87cc761a9db5e73d3bf7b5b24
[INFO] sha for GitHub repo 666666t/rustic: cc8f865b9e91cee87cc761a9db5e73d3bf7b5b24
[INFO] validating manifest of 666666t/rustic 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 666666t/rustic 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 666666t/rustic
[INFO] finished frobbing 666666t/rustic
[INFO] frobbed toml for 666666t/rustic written to work/ex/beta-1.37-6/sources/1.36.0/gh/666666t/rustic/Cargo.toml
[INFO] started frobbing 666666t/rustic
[INFO] finished frobbing 666666t/rustic
[INFO] frobbed toml for 666666t/rustic written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/666666t/rustic/Cargo.toml
[INFO] crate 666666t/rustic 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 666666t/rustic 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-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/666666t/rustic:/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] 8ae796fbcff1e4fcc3ac444e17724b93b428515b2decb4b7185cead7b8782b9b
[INFO] running `"docker" "start" "-a" "8ae796fbcff1e4fcc3ac444e17724b93b428515b2decb4b7185cead7b8782b9b"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.28
[INFO] [stderr]    Compiling syn v0.15.32
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling num-derive v0.2.4
[INFO] [stderr]    Compiling basic-interpreter-2019_04_22 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/main.rs:91:21
[INFO] [stderr]    |
[INFO] [stderr] 91 |                 for i in 0..paramset.len() {
[INFO] [stderr]    |                     ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/main.rs:97:21
[INFO] [stderr]    |
[INFO] [stderr] 97 |                 for i in 0..paramset.len() {
[INFO] [stderr]    |                     ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/main.rs:104:21
[INFO] [stderr]     |
[INFO] [stderr] 104 |                 for i in 0..paramset.len() {
[INFO] [stderr]     |                     ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.65s
[INFO] running `"docker" "inspect" "8ae796fbcff1e4fcc3ac444e17724b93b428515b2decb4b7185cead7b8782b9b"`
[INFO] running `"docker" "rm" "-f" "8ae796fbcff1e4fcc3ac444e17724b93b428515b2decb4b7185cead7b8782b9b"`
[INFO] [stdout] 8ae796fbcff1e4fcc3ac444e17724b93b428515b2decb4b7185cead7b8782b9b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/666666t/rustic:/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] dcad740ee6a34d9ea775440bf6a83d5d32350094906b0923fbe6f230fb512488
[INFO] running `"docker" "start" "-a" "dcad740ee6a34d9ea775440bf6a83d5d32350094906b0923fbe6f230fb512488"`
[INFO] [stderr]    Compiling basic-interpreter-2019_04_22 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/main.rs:91:21
[INFO] [stderr]    |
[INFO] [stderr] 91 |                 for i in 0..paramset.len() {
[INFO] [stderr]    |                     ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/main.rs:97:21
[INFO] [stderr]    |
[INFO] [stderr] 97 |                 for i in 0..paramset.len() {
[INFO] [stderr]    |                     ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/main.rs:104:21
[INFO] [stderr]     |
[INFO] [stderr] 104 |                 for i in 0..paramset.len() {
[INFO] [stderr]     |                     ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `"docker" "inspect" "dcad740ee6a34d9ea775440bf6a83d5d32350094906b0923fbe6f230fb512488"`
[INFO] running `"docker" "rm" "-f" "dcad740ee6a34d9ea775440bf6a83d5d32350094906b0923fbe6f230fb512488"`
[INFO] [stdout] dcad740ee6a34d9ea775440bf6a83d5d32350094906b0923fbe6f230fb512488
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/666666t/rustic:/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] 6ce64333fece0420a31b69f94cd4b882318805cb95964504c5f480a08a06994c
[INFO] running `"docker" "start" "-a" "6ce64333fece0420a31b69f94cd4b882318805cb95964504c5f480a08a06994c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/basic_interpreter_2019_04_22-061573bd57c9a114
[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" "6ce64333fece0420a31b69f94cd4b882318805cb95964504c5f480a08a06994c"`
[INFO] running `"docker" "rm" "-f" "6ce64333fece0420a31b69f94cd4b882318805cb95964504c5f480a08a06994c"`
[INFO] [stdout] 6ce64333fece0420a31b69f94cd4b882318805cb95964504c5f480a08a06994c