[INFO] updating cached repository yoshuawuyts/playground-threads
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/yoshuawuyts/playground-threads
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/yoshuawuyts/playground-threads" "work/ex/beta-1.37-6/sources/1.36.0/gh/yoshuawuyts/playground-threads"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/yoshuawuyts/playground-threads'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/yoshuawuyts/playground-threads" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/yoshuawuyts/playground-threads"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/yoshuawuyts/playground-threads'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e9ce366aba91a1dd0b223ffb8b72590b42c7e979
[INFO] sha for GitHub repo yoshuawuyts/playground-threads: e9ce366aba91a1dd0b223ffb8b72590b42c7e979
[INFO] validating manifest of yoshuawuyts/playground-threads 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 yoshuawuyts/playground-threads 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 yoshuawuyts/playground-threads
[INFO] finished frobbing yoshuawuyts/playground-threads
[INFO] frobbed toml for yoshuawuyts/playground-threads written to work/ex/beta-1.37-6/sources/1.36.0/gh/yoshuawuyts/playground-threads/Cargo.toml
[INFO] started frobbing yoshuawuyts/playground-threads
[INFO] finished frobbing yoshuawuyts/playground-threads
[INFO] frobbed toml for yoshuawuyts/playground-threads written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/yoshuawuyts/playground-threads/Cargo.toml
[INFO] crate yoshuawuyts/playground-threads 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 yoshuawuyts/playground-threads 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-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/yoshuawuyts/playground-threads:/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] d27b37bf9aaca0af91773d01ca9faf6d73e3c144c95519d628f4e1afdba5c15c
[INFO] running `"docker" "start" "-a" "d27b37bf9aaca0af91773d01ca9faf6d73e3c144c95519d628f4e1afdba5c15c"`
[INFO] [stderr]    Compiling playground-threads v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `"docker" "inspect" "d27b37bf9aaca0af91773d01ca9faf6d73e3c144c95519d628f4e1afdba5c15c"`
[INFO] running `"docker" "rm" "-f" "d27b37bf9aaca0af91773d01ca9faf6d73e3c144c95519d628f4e1afdba5c15c"`
[INFO] [stdout] d27b37bf9aaca0af91773d01ca9faf6d73e3c144c95519d628f4e1afdba5c15c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/yoshuawuyts/playground-threads:/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] b41f8a675873d806251bcb4e3441bddb99ccb3736ce954996e1a855659e4acb4
[INFO] running `"docker" "start" "-a" "b41f8a675873d806251bcb4e3441bddb99ccb3736ce954996e1a855659e4acb4"`
[INFO] [stderr]    Compiling playground-threads v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `"docker" "inspect" "b41f8a675873d806251bcb4e3441bddb99ccb3736ce954996e1a855659e4acb4"`
[INFO] running `"docker" "rm" "-f" "b41f8a675873d806251bcb4e3441bddb99ccb3736ce954996e1a855659e4acb4"`
[INFO] [stdout] b41f8a675873d806251bcb4e3441bddb99ccb3736ce954996e1a855659e4acb4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/yoshuawuyts/playground-threads:/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] 5d2e7f11b28d85208fe99ec684b7e88c356bb3e30dcdb2725ef385792926686f
[INFO] running `"docker" "start" "-a" "5d2e7f11b28d85208fe99ec684b7e88c356bb3e30dcdb2725ef385792926686f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/playground_threads-c784329511833297
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/playground_threads-2abe1773986fc62f
[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] [stderr]    Doc-tests playground-threads
[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" "5d2e7f11b28d85208fe99ec684b7e88c356bb3e30dcdb2725ef385792926686f"`
[INFO] running `"docker" "rm" "-f" "5d2e7f11b28d85208fe99ec684b7e88c356bb3e30dcdb2725ef385792926686f"`
[INFO] [stdout] 5d2e7f11b28d85208fe99ec684b7e88c356bb3e30dcdb2725ef385792926686f