[INFO] updating cached repository tasdomas/sc
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/tasdomas/sc
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/tasdomas/sc" "work/ex/beta-1.37-6/sources/1.36.0/gh/tasdomas/sc"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/tasdomas/sc'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/tasdomas/sc" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/tasdomas/sc"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/tasdomas/sc'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9f75d0e8d5a9d2f5022be574a5e32a4888abe15e
[INFO] sha for GitHub repo tasdomas/sc: 9f75d0e8d5a9d2f5022be574a5e32a4888abe15e
[INFO] validating manifest of tasdomas/sc 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 tasdomas/sc 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 tasdomas/sc
[INFO] finished frobbing tasdomas/sc
[INFO] frobbed toml for tasdomas/sc written to work/ex/beta-1.37-6/sources/1.36.0/gh/tasdomas/sc/Cargo.toml
[INFO] started frobbing tasdomas/sc
[INFO] finished frobbing tasdomas/sc
[INFO] frobbed toml for tasdomas/sc written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/tasdomas/sc/Cargo.toml
[INFO] crate tasdomas/sc 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 tasdomas/sc 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-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/tasdomas/sc:/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] 307d5ab6c0f1fb60a4d81bc6857b90d04ebecbe3f5fa0a39b007f8c78fe6fab4
[INFO] running `"docker" "start" "-a" "307d5ab6c0f1fb60a4d81bc6857b90d04ebecbe3f5fa0a39b007f8c78fe6fab4"`
[INFO] [stderr]    Compiling sc v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: value assigned to `a` is never read
[INFO] [stderr]  --> src/ops.rs:6:13
[INFO] [stderr]   |
[INFO] [stderr] 6 |     let mut a :f32 = 0.0;
[INFO] [stderr]   |             ^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_assignments)] on by default
[INFO] [stderr]   = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `b` is never read
[INFO] [stderr]   --> src/ops.rs:15:13
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let mut b :f32 = 0.0;
[INFO] [stderr]    |             ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `S` should have a snake case name
[INFO] [stderr]  --> src/stack.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     S: Option<Box<StackElement<T>>>,
[INFO] [stderr]   |     ^ help: convert the identifier to snake case: `s`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `Sum` should have a snake case name
[INFO] [stderr]  --> src/ops.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn Sum(mut s: Stack<f32>) -> Stack<f32> {
[INFO] [stderr]   |        ^^^ help: convert the identifier to snake case: `sum`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `"docker" "inspect" "307d5ab6c0f1fb60a4d81bc6857b90d04ebecbe3f5fa0a39b007f8c78fe6fab4"`
[INFO] running `"docker" "rm" "-f" "307d5ab6c0f1fb60a4d81bc6857b90d04ebecbe3f5fa0a39b007f8c78fe6fab4"`
[INFO] [stdout] 307d5ab6c0f1fb60a4d81bc6857b90d04ebecbe3f5fa0a39b007f8c78fe6fab4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/tasdomas/sc:/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] 9aba766895e605b67a923e2bad1b42b1a9208697f61c05f97a5ee6d9be7758c0
[INFO] running `"docker" "start" "-a" "9aba766895e605b67a923e2bad1b42b1a9208697f61c05f97a5ee6d9be7758c0"`
[INFO] [stderr]    Compiling sc v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: value assigned to `a` is never read
[INFO] [stderr]  --> src/ops.rs:6:13
[INFO] [stderr]   |
[INFO] [stderr] 6 |     let mut a :f32 = 0.0;
[INFO] [stderr]   |             ^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_assignments)] on by default
[INFO] [stderr]   = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `b` is never read
[INFO] [stderr]   --> src/ops.rs:15:13
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let mut b :f32 = 0.0;
[INFO] [stderr]    |             ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `S` should have a snake case name
[INFO] [stderr]  --> src/stack.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     S: Option<Box<StackElement<T>>>,
[INFO] [stderr]   |     ^ help: convert the identifier to snake case: `s`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `Sum` should have a snake case name
[INFO] [stderr]  --> src/ops.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn Sum(mut s: Stack<f32>) -> Stack<f32> {
[INFO] [stderr]   |        ^^^ help: convert the identifier to snake case: `sum`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `"docker" "inspect" "9aba766895e605b67a923e2bad1b42b1a9208697f61c05f97a5ee6d9be7758c0"`
[INFO] running `"docker" "rm" "-f" "9aba766895e605b67a923e2bad1b42b1a9208697f61c05f97a5ee6d9be7758c0"`
[INFO] [stdout] 9aba766895e605b67a923e2bad1b42b1a9208697f61c05f97a5ee6d9be7758c0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/tasdomas/sc:/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] 9b25fcc03bb51a7afa3306dccd4a7d3617d3765ccb5a2410ddde952cc79a5c4b
[INFO] running `"docker" "start" "-a" "9b25fcc03bb51a7afa3306dccd4a7d3617d3765ccb5a2410ddde952cc79a5c4b"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/sc-05697e1933522107
[INFO] [stderr]      Running /opt/crater/target/debug/deps/sc-4712834148994cd9
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sc
[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] [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] [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" "9b25fcc03bb51a7afa3306dccd4a7d3617d3765ccb5a2410ddde952cc79a5c4b"`
[INFO] running `"docker" "rm" "-f" "9b25fcc03bb51a7afa3306dccd4a7d3617d3765ccb5a2410ddde952cc79a5c4b"`
[INFO] [stdout] 9b25fcc03bb51a7afa3306dccd4a7d3617d3765ccb5a2410ddde952cc79a5c4b