[INFO] fetching crate secret_santa 0.1.0...
[INFO] testing secret_santa-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate secret_santa 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate secret_santa 0.1.0 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 crates.io crate secret_santa 0.1.0
[INFO] finished tweaking crates.io crate secret_santa 0.1.0
[INFO] tweaked toml for crates.io crate secret_santa 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate secret_santa 0.1.0 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dialoguer v0.7.1
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 16c7238d3cf32de6442aa89720350ab34b0bab691c3c7c608f621f0f84d8e928
[INFO] running `Command { std: "docker" "start" "-a" "16c7238d3cf32de6442aa89720350ab34b0bab691c3c7c608f621f0f84d8e928", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16c7238d3cf32de6442aa89720350ab34b0bab691c3c7c608f621f0f84d8e928", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16c7238d3cf32de6442aa89720350ab34b0bab691c3c7c608f621f0f84d8e928", kill_on_drop: false }`
[INFO] [stdout] 16c7238d3cf32de6442aa89720350ab34b0bab691c3c7c608f621f0f84d8e928
[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] [stdout] ae66b92f1b4d48844caf89ba222156659d62c39b7306b8d8280854375da6fd04
[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" "ae66b92f1b4d48844caf89ba222156659d62c39b7306b8d8280854375da6fd04", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling zeroize v0.9.3
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling terminal_size v0.1.15
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_core v0.6.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.0
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling console v0.13.0
[INFO] [stderr]    Compiling dialoguer v0.7.1
[INFO] [stderr]    Compiling secret_santa v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.27s
[INFO] running `Command { std: "docker" "inspect" "ae66b92f1b4d48844caf89ba222156659d62c39b7306b8d8280854375da6fd04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae66b92f1b4d48844caf89ba222156659d62c39b7306b8d8280854375da6fd04", kill_on_drop: false }`
[INFO] [stdout] ae66b92f1b4d48844caf89ba222156659d62c39b7306b8d8280854375da6fd04
[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] 2d62f3a70b5b83c57c13841edc246065e49b66285b629bed719d18bb0d2315c5
[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" "2d62f3a70b5b83c57c13841edc246065e49b66285b629bed719d18bb0d2315c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling secret_santa v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.32s
[INFO] running `Command { std: "docker" "inspect" "2d62f3a70b5b83c57c13841edc246065e49b66285b629bed719d18bb0d2315c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d62f3a70b5b83c57c13841edc246065e49b66285b629bed719d18bb0d2315c5", kill_on_drop: false }`
[INFO] [stdout] 2d62f3a70b5b83c57c13841edc246065e49b66285b629bed719d18bb0d2315c5
[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] [stdout] c1db17d7d0ae41c4aedb8a1169cc8844e5bab3a6de9a2cdf7668bccde545a7ad
[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" "c1db17d7d0ae41c4aedb8a1169cc8844e5bab3a6de9a2cdf7668bccde545a7ad", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/secret_santa-7367a81d4b2abf21
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/secret_santa-9984a98d75d7325c
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests secret_santa
[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] [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] [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" "c1db17d7d0ae41c4aedb8a1169cc8844e5bab3a6de9a2cdf7668bccde545a7ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1db17d7d0ae41c4aedb8a1169cc8844e5bab3a6de9a2cdf7668bccde545a7ad", kill_on_drop: false }`
[INFO] [stdout] c1db17d7d0ae41c4aedb8a1169cc8844e5bab3a6de9a2cdf7668bccde545a7ad