[INFO] cloning repository https://github.com/roycrippen/longest_collatz
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/roycrippen/longest_collatz" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Froycrippen%2Flongest_collatz", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Froycrippen%2Flongest_collatz'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 216e5fe71dfa0737fc156044846af764b730e9b5
[INFO] testing roycrippen/longest_collatz against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Froycrippen%2Flongest_collatz" "/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/roycrippen/longest_collatz on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/roycrippen/longest_collatz
[INFO] finished tweaking git repo https://github.com/roycrippen/longest_collatz
[INFO] tweaked toml for git repo https://github.com/roycrippen/longest_collatz written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/roycrippen/longest_collatz already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f809ad5184d99c645fe98ce8619dc869a35ca90a0847f02e3285e1d9067f4f17
[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" "f809ad5184d99c645fe98ce8619dc869a35ca90a0847f02e3285e1d9067f4f17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f809ad5184d99c645fe98ce8619dc869a35ca90a0847f02e3285e1d9067f4f17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f809ad5184d99c645fe98ce8619dc869a35ca90a0847f02e3285e1d9067f4f17", kill_on_drop: false }`
[INFO] [stdout] f809ad5184d99c645fe98ce8619dc869a35ca90a0847f02e3285e1d9067f4f17
[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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 1bf32626ddf11f42f7fd307d0bc80f3768c44797eb53023f46393a5ab481e8bd
[INFO] running `Command { std: "docker" "start" "-a" "1bf32626ddf11f42f7fd307d0bc80f3768c44797eb53023f46393a5ab481e8bd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling either v1.6.0
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]    Compiling longest_collatz v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.32s
[INFO] running `Command { std: "docker" "inspect" "1bf32626ddf11f42f7fd307d0bc80f3768c44797eb53023f46393a5ab481e8bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bf32626ddf11f42f7fd307d0bc80f3768c44797eb53023f46393a5ab481e8bd", kill_on_drop: false }`
[INFO] [stdout] 1bf32626ddf11f42f7fd307d0bc80f3768c44797eb53023f46393a5ab481e8bd
[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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--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] ab3226119e3328c59b959bc905aebc3109ad22460b568518296280af6b936442
[INFO] running `Command { std: "docker" "start" "-a" "ab3226119e3328c59b959bc905aebc3109ad22460b568518296280af6b936442", kill_on_drop: false }`
[INFO] [stderr]    Compiling longest_collatz v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.09s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/longest_collatz-617306ce4b785551)
[INFO] running `Command { std: "docker" "inspect" "ab3226119e3328c59b959bc905aebc3109ad22460b568518296280af6b936442", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab3226119e3328c59b959bc905aebc3109ad22460b568518296280af6b936442", kill_on_drop: false }`
[INFO] [stdout] ab3226119e3328c59b959bc905aebc3109ad22460b568518296280af6b936442
[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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] ba5a5970b94afe597f733bd5ddbb10440ea3836f6525486f0922b3df0092371f
[INFO] running `Command { std: "docker" "start" "-a" "ba5a5970b94afe597f733bd5ddbb10440ea3836f6525486f0922b3df0092371f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/longest_collatz-617306ce4b785551)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ba5a5970b94afe597f733bd5ddbb10440ea3836f6525486f0922b3df0092371f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba5a5970b94afe597f733bd5ddbb10440ea3836f6525486f0922b3df0092371f", kill_on_drop: false }`
[INFO] [stdout] ba5a5970b94afe597f733bd5ddbb10440ea3836f6525486f0922b3df0092371f