[INFO] cloning repository https://github.com/storyfeet/prisoners_switches
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/storyfeet/prisoners_switches" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstoryfeet%2Fprisoners_switches", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstoryfeet%2Fprisoners_switches'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 75acb4afe6493288a1e7a23898a480dd74c0dbdc
[INFO] testing storyfeet/prisoners_switches against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstoryfeet%2Fprisoners_switches" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/storyfeet/prisoners_switches on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/storyfeet/prisoners_switches
[INFO] finished tweaking git repo https://github.com/storyfeet/prisoners_switches
[INFO] tweaked toml for git repo https://github.com/storyfeet/prisoners_switches written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/storyfeet/prisoners_switches already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5fce550f0ac8f2b2b866996731ddccfa2e002b4610bfd1962fc087156ea20c64
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5fce550f0ac8f2b2b866996731ddccfa2e002b4610bfd1962fc087156ea20c64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5fce550f0ac8f2b2b866996731ddccfa2e002b4610bfd1962fc087156ea20c64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fce550f0ac8f2b2b866996731ddccfa2e002b4610bfd1962fc087156ea20c64", kill_on_drop: false }`
[INFO] [stdout] 5fce550f0ac8f2b2b866996731ddccfa2e002b4610bfd1962fc087156ea20c64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c5e298acb79941a92db651653e1c4fb9299ce7182106a79391526e91b777e49b
[INFO] running `Command { std: "docker" "start" "-a" "c5e298acb79941a92db651653e1c4fb9299ce7182106a79391526e91b777e49b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.3.0
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling rand_core v0.2.2
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling prisoners_switches v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.72s
[INFO] running `Command { std: "docker" "inspect" "c5e298acb79941a92db651653e1c4fb9299ce7182106a79391526e91b777e49b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5e298acb79941a92db651653e1c4fb9299ce7182106a79391526e91b777e49b", kill_on_drop: false }`
[INFO] [stdout] c5e298acb79941a92db651653e1c4fb9299ce7182106a79391526e91b777e49b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 30f63ee651487781a6a6ec3d9bed4a8d15304314033788def093cb838b526f4d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "30f63ee651487781a6a6ec3d9bed4a8d15304314033788def093cb838b526f4d", kill_on_drop: false }`
[INFO] [stderr]    Compiling prisoners_switches v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "30f63ee651487781a6a6ec3d9bed4a8d15304314033788def093cb838b526f4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30f63ee651487781a6a6ec3d9bed4a8d15304314033788def093cb838b526f4d", kill_on_drop: false }`
[INFO] [stdout] 30f63ee651487781a6a6ec3d9bed4a8d15304314033788def093cb838b526f4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 376128c792cc80b2000fb485f83739f092f8dca4ac1b55df6476bb01dc9fd065
[INFO] running `Command { std: "docker" "start" "-a" "376128c792cc80b2000fb485f83739f092f8dca4ac1b55df6476bb01dc9fd065", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/prisoners_switches-8fff10e26827f37f
[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 `Command { std: "docker" "inspect" "376128c792cc80b2000fb485f83739f092f8dca4ac1b55df6476bb01dc9fd065", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "376128c792cc80b2000fb485f83739f092f8dca4ac1b55df6476bb01dc9fd065", kill_on_drop: false }`
[INFO] [stdout] 376128c792cc80b2000fb485f83739f092f8dca4ac1b55df6476bb01dc9fd065