[INFO] updating cached repository justicz/tlstoy
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/justicz/tlstoy
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/justicz/tlstoy" "work/ex/beta-1.38-1/sources/1.37.0/gh/justicz/tlstoy"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/justicz/tlstoy'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/justicz/tlstoy" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/justicz/tlstoy"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/justicz/tlstoy'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 10fa09eb820398c0a5236c016fe64ac4346abeae
[INFO] sha for GitHub repo justicz/tlstoy: 10fa09eb820398c0a5236c016fe64ac4346abeae
[INFO] validating manifest of justicz/tlstoy on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of justicz/tlstoy on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing justicz/tlstoy
[INFO] finished frobbing justicz/tlstoy
[INFO] frobbed toml for justicz/tlstoy written to work/ex/beta-1.38-1/sources/1.37.0/gh/justicz/tlstoy/Cargo.toml
[INFO] started frobbing justicz/tlstoy
[INFO] finished frobbing justicz/tlstoy
[INFO] frobbed toml for justicz/tlstoy written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/justicz/tlstoy/Cargo.toml
[INFO] crate justicz/tlstoy already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing justicz/tlstoy against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/justicz/tlstoy:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 5e544555a528af78beac8787504ce748123feb29f29950f0ca49624127d9637d
[INFO] running `"docker" "start" "-a" "5e544555a528af78beac8787504ce748123feb29f29950f0ca49624127d9637d"`
[INFO] [stderr]    Compiling rand v0.3.17
[INFO] [stderr]    Compiling tlstoy v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::str`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | 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 3.32s
[INFO] running `"docker" "inspect" "5e544555a528af78beac8787504ce748123feb29f29950f0ca49624127d9637d"`
[INFO] running `"docker" "rm" "-f" "5e544555a528af78beac8787504ce748123feb29f29950f0ca49624127d9637d"`
[INFO] [stdout] 5e544555a528af78beac8787504ce748123feb29f29950f0ca49624127d9637d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/justicz/tlstoy:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 0591fec0186ebbc3dbf0f16482b3e8d26109092411baf64e410b7b61fcdda0a7
[INFO] running `"docker" "start" "-a" "0591fec0186ebbc3dbf0f16482b3e8d26109092411baf64e410b7b61fcdda0a7"`
[INFO] [stderr]    Compiling tlstoy v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::str`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | 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 0.58s
[INFO] running `"docker" "inspect" "0591fec0186ebbc3dbf0f16482b3e8d26109092411baf64e410b7b61fcdda0a7"`
[INFO] running `"docker" "rm" "-f" "0591fec0186ebbc3dbf0f16482b3e8d26109092411baf64e410b7b61fcdda0a7"`
[INFO] [stdout] 0591fec0186ebbc3dbf0f16482b3e8d26109092411baf64e410b7b61fcdda0a7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/justicz/tlstoy:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 7693dcfbad618186dc453267226c91598a4b6d587b1802ec3a46edde85e6ff8c
[INFO] running `"docker" "start" "-a" "7693dcfbad618186dc453267226c91598a4b6d587b1802ec3a46edde85e6ff8c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tlstoy-c836a20b6a432ebc
[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" "7693dcfbad618186dc453267226c91598a4b6d587b1802ec3a46edde85e6ff8c"`
[INFO] running `"docker" "rm" "-f" "7693dcfbad618186dc453267226c91598a4b6d587b1802ec3a46edde85e6ff8c"`
[INFO] [stdout] 7693dcfbad618186dc453267226c91598a4b6d587b1802ec3a46edde85e6ff8c