[INFO] updating cached repository storyfeet/prisoners_switches
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/storyfeet/prisoners_switches
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/storyfeet/prisoners_switches" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/storyfeet/prisoners_switches"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/storyfeet/prisoners_switches'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/storyfeet/prisoners_switches" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/storyfeet/prisoners_switches"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/storyfeet/prisoners_switches'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 75acb4afe6493288a1e7a23898a480dd74c0dbdc
[INFO] sha for GitHub repo storyfeet/prisoners_switches: 75acb4afe6493288a1e7a23898a480dd74c0dbdc
[INFO] validating manifest of storyfeet/prisoners_switches on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of storyfeet/prisoners_switches on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing storyfeet/prisoners_switches
[INFO] finished frobbing storyfeet/prisoners_switches
[INFO] frobbed toml for storyfeet/prisoners_switches written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/storyfeet/prisoners_switches/Cargo.toml
[INFO] started frobbing storyfeet/prisoners_switches
[INFO] finished frobbing storyfeet/prisoners_switches
[INFO] frobbed toml for storyfeet/prisoners_switches written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/storyfeet/prisoners_switches/Cargo.toml
[INFO] crate storyfeet/prisoners_switches has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing storyfeet/prisoners_switches against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-6/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/storyfeet/prisoners_switches:/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=forbid" "-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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"`
[INFO] [stdout] f8060979213fc96640e5dc59a4cb3b532363eb5a0cee055c11e7b313a2fd46ee
[INFO] running `"docker" "start" "-a" "f8060979213fc96640e5dc59a4cb3b532363eb5a0cee055c11e7b313a2fd46ee"`
[INFO] [stderr]    Compiling prisoners_switches v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `"docker" "inspect" "f8060979213fc96640e5dc59a4cb3b532363eb5a0cee055c11e7b313a2fd46ee"`
[INFO] running `"docker" "rm" "-f" "f8060979213fc96640e5dc59a4cb3b532363eb5a0cee055c11e7b313a2fd46ee"`
[INFO] [stdout] f8060979213fc96640e5dc59a4cb3b532363eb5a0cee055c11e7b313a2fd46ee
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-6/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/storyfeet/prisoners_switches:/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=forbid" "-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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 71d82529cc2ba0cd98f2a5de1c8609638f07dd556bc5158993eccb35aa53d934
[INFO] running `"docker" "start" "-a" "71d82529cc2ba0cd98f2a5de1c8609638f07dd556bc5158993eccb35aa53d934"`
[INFO] [stderr]    Compiling prisoners_switches v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `"docker" "inspect" "71d82529cc2ba0cd98f2a5de1c8609638f07dd556bc5158993eccb35aa53d934"`
[INFO] running `"docker" "rm" "-f" "71d82529cc2ba0cd98f2a5de1c8609638f07dd556bc5158993eccb35aa53d934"`
[INFO] [stdout] 71d82529cc2ba0cd98f2a5de1c8609638f07dd556bc5158993eccb35aa53d934
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-6/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/storyfeet/prisoners_switches:/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=forbid" "-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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"`
[INFO] [stdout] a19861a0bfc75068f0b2ffc8e3be12cf90201096aad769bfa4a7fabe4d292ccf
[INFO] running `"docker" "start" "-a" "a19861a0bfc75068f0b2ffc8e3be12cf90201096aad769bfa4a7fabe4d292ccf"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/prisoners_switches-3bc82a30b7258837
[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" "a19861a0bfc75068f0b2ffc8e3be12cf90201096aad769bfa4a7fabe4d292ccf"`
[INFO] running `"docker" "rm" "-f" "a19861a0bfc75068f0b2ffc8e3be12cf90201096aad769bfa4a7fabe4d292ccf"`
[INFO] [stdout] a19861a0bfc75068f0b2ffc8e3be12cf90201096aad769bfa4a7fabe4d292ccf