[INFO] updating cached repository RustUser/Rust-Switch
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/RustUser/Rust-Switch
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/RustUser/Rust-Switch" "work/ex/beta-1.37-6/sources/1.36.0/gh/RustUser/Rust-Switch"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/RustUser/Rust-Switch'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/RustUser/Rust-Switch" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/RustUser/Rust-Switch"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/RustUser/Rust-Switch'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b80ffff8aec28f3c582431833132ff6f1c34d5d3
[INFO] sha for GitHub repo RustUser/Rust-Switch: b80ffff8aec28f3c582431833132ff6f1c34d5d3
[INFO] validating manifest of RustUser/Rust-Switch 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 RustUser/Rust-Switch 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 RustUser/Rust-Switch
[INFO] finished frobbing RustUser/Rust-Switch
[INFO] frobbed toml for RustUser/Rust-Switch written to work/ex/beta-1.37-6/sources/1.36.0/gh/RustUser/Rust-Switch/Cargo.toml
[INFO] started frobbing RustUser/Rust-Switch
[INFO] finished frobbing RustUser/Rust-Switch
[INFO] frobbed toml for RustUser/Rust-Switch written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/RustUser/Rust-Switch/Cargo.toml
[INFO] crate RustUser/Rust-Switch 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 RustUser/Rust-Switch 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/RustUser/Rust-Switch:/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] e764a5b3e3cfa939b06326aca0d7acd62431cc7009520d0a7e8faef07778f381
[INFO] running `"docker" "start" "-a" "e764a5b3e3cfa939b06326aca0d7acd62431cc7009520d0a7e8faef07778f381"`
[INFO] [stderr]    Compiling RustSwitch v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `switch::*`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use switch::*;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `init`
[INFO] [stderr]   --> src/switch.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub fn init(value: bool) -> Switch {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `view`
[INFO] [stderr]   --> src/switch.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 39 |     pub fn view(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: crate `RustSwitch` 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: `rust_switch`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `"docker" "inspect" "e764a5b3e3cfa939b06326aca0d7acd62431cc7009520d0a7e8faef07778f381"`
[INFO] running `"docker" "rm" "-f" "e764a5b3e3cfa939b06326aca0d7acd62431cc7009520d0a7e8faef07778f381"`
[INFO] [stdout] e764a5b3e3cfa939b06326aca0d7acd62431cc7009520d0a7e8faef07778f381
[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/RustUser/Rust-Switch:/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] f45f211180fce5c301224155316a2c96a922d191d54a3120c8a6a8df5c5af220
[INFO] running `"docker" "start" "-a" "f45f211180fce5c301224155316a2c96a922d191d54a3120c8a6a8df5c5af220"`
[INFO] [stderr]    Compiling RustSwitch v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `switch::*`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use switch::*;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `init`
[INFO] [stderr]   --> src/switch.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub fn init(value: bool) -> Switch {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `view`
[INFO] [stderr]   --> src/switch.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 39 |     pub fn view(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: crate `RustSwitch` 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: `rust_switch`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `"docker" "inspect" "f45f211180fce5c301224155316a2c96a922d191d54a3120c8a6a8df5c5af220"`
[INFO] running `"docker" "rm" "-f" "f45f211180fce5c301224155316a2c96a922d191d54a3120c8a6a8df5c5af220"`
[INFO] [stdout] f45f211180fce5c301224155316a2c96a922d191d54a3120c8a6a8df5c5af220
[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/RustUser/Rust-Switch:/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] 174a99fa95a29938c85bf670e0491770fc0cdd2c18ef375e2d986a63e8738463
[INFO] running `"docker" "start" "-a" "174a99fa95a29938c85bf670e0491770fc0cdd2c18ef375e2d986a63e8738463"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/RustSwitch-fd9a3bcc750a77c2
[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" "174a99fa95a29938c85bf670e0491770fc0cdd2c18ef375e2d986a63e8738463"`
[INFO] running `"docker" "rm" "-f" "174a99fa95a29938c85bf670e0491770fc0cdd2c18ef375e2d986a63e8738463"`
[INFO] [stdout] 174a99fa95a29938c85bf670e0491770fc0cdd2c18ef375e2d986a63e8738463