[INFO] cloning repository https://github.com/tbgosalvez/rust_guess_number
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tbgosalvez/rust_guess_number" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftbgosalvez%2Frust_guess_number", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftbgosalvez%2Frust_guess_number'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 90f47b2552c2a50eb77fe345f5663283948bb9a3
[INFO] testing tbgosalvez/rust_guess_number against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftbgosalvez%2Frust_guess_number" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tbgosalvez/rust_guess_number on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tbgosalvez/rust_guess_number
[INFO] finished tweaking git repo https://github.com/tbgosalvez/rust_guess_number
[INFO] tweaked toml for git repo https://github.com/tbgosalvez/rust_guess_number written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/tbgosalvez/rust_guess_number already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ffda7087563329247cefcdb03f888dd9ebcc7fb4240a3bb3cb2cf62ff188303
[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" "0ffda7087563329247cefcdb03f888dd9ebcc7fb4240a3bb3cb2cf62ff188303", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ffda7087563329247cefcdb03f888dd9ebcc7fb4240a3bb3cb2cf62ff188303", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ffda7087563329247cefcdb03f888dd9ebcc7fb4240a3bb3cb2cf62ff188303", kill_on_drop: false }`
[INFO] [stdout] 0ffda7087563329247cefcdb03f888dd9ebcc7fb4240a3bb3cb2cf62ff188303
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 14c70f0e97b2b735d63ceb1bd6450399d4db5f9accf30e3a7d4edfb47da100d7
[INFO] running `Command { std: "docker" "start" "-a" "14c70f0e97b2b735d63ceb1bd6450399d4db5f9accf30e3a7d4edfb47da100d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.18
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.32s
[INFO] running `Command { std: "docker" "inspect" "14c70f0e97b2b735d63ceb1bd6450399d4db5f9accf30e3a7d4edfb47da100d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14c70f0e97b2b735d63ceb1bd6450399d4db5f9accf30e3a7d4edfb47da100d7", kill_on_drop: false }`
[INFO] [stdout] 14c70f0e97b2b735d63ceb1bd6450399d4db5f9accf30e3a7d4edfb47da100d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 221f749287a8b1a463da0035f6d50c9d1f98201c70929441b3569d13523d53f0
[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" "221f749287a8b1a463da0035f6d50c9d1f98201c70929441b3569d13523d53f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "221f749287a8b1a463da0035f6d50c9d1f98201c70929441b3569d13523d53f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "221f749287a8b1a463da0035f6d50c9d1f98201c70929441b3569d13523d53f0", kill_on_drop: false }`
[INFO] [stdout] 221f749287a8b1a463da0035f6d50c9d1f98201c70929441b3569d13523d53f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 4ea525d02bafee879214ea75438f5caea72b1c8d9b6b052fd93ca384508f9a9a
[INFO] running `Command { std: "docker" "start" "-a" "4ea525d02bafee879214ea75438f5caea72b1c8d9b6b052fd93ca384508f9a9a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/guessing_game-08507d4610314ed0
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4ea525d02bafee879214ea75438f5caea72b1c8d9b6b052fd93ca384508f9a9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ea525d02bafee879214ea75438f5caea72b1c8d9b6b052fd93ca384508f9a9a", kill_on_drop: false }`
[INFO] [stdout] 4ea525d02bafee879214ea75438f5caea72b1c8d9b6b052fd93ca384508f9a9a