[INFO] fetching crate shakuntala-devi-trainer 0.1.1...
[INFO] testing shakuntala-devi-trainer-0.1.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate shakuntala-devi-trainer 0.1.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate shakuntala-devi-trainer 0.1.1 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 shakuntala-devi-trainer 0.1.1
[INFO] finished tweaking crates.io crate shakuntala-devi-trainer 0.1.1
[INFO] tweaked toml for crates.io crate shakuntala-devi-trainer 0.1.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate shakuntala-devi-trainer 0.1.1 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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 9f196ad9d3e808f99aaf97e0f346f0e71bbc6e4835466b14063ba1925ab17923
[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" "9f196ad9d3e808f99aaf97e0f346f0e71bbc6e4835466b14063ba1925ab17923", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f196ad9d3e808f99aaf97e0f346f0e71bbc6e4835466b14063ba1925ab17923", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f196ad9d3e808f99aaf97e0f346f0e71bbc6e4835466b14063ba1925ab17923", kill_on_drop: false }`
[INFO] [stdout] 9f196ad9d3e808f99aaf97e0f346f0e71bbc6e4835466b14063ba1925ab17923
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 3567b0b90c59a7c73754a02bf041d40e0d8e381ae71ecd08bbe4de322a7e84a9
[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" "3567b0b90c59a7c73754a02bf041d40e0d8e381ae71ecd08bbe4de322a7e84a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling rand_core v0.6.0
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.0
[INFO] [stderr]    Compiling shakuntala-devi-trainer v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.92s
[INFO] running `Command { std: "docker" "inspect" "3567b0b90c59a7c73754a02bf041d40e0d8e381ae71ecd08bbe4de322a7e84a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3567b0b90c59a7c73754a02bf041d40e0d8e381ae71ecd08bbe4de322a7e84a9", kill_on_drop: false }`
[INFO] [stdout] 3567b0b90c59a7c73754a02bf041d40e0d8e381ae71ecd08bbe4de322a7e84a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bfcf31cd559477e59001904c083b1fc4b97090015256acca7c2ca33a250cf479
[INFO] running `Command { std: "docker" "start" "-a" "bfcf31cd559477e59001904c083b1fc4b97090015256acca7c2ca33a250cf479", kill_on_drop: false }`
[INFO] [stderr]    Compiling shakuntala-devi-trainer v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.52s
[INFO] running `Command { std: "docker" "inspect" "bfcf31cd559477e59001904c083b1fc4b97090015256acca7c2ca33a250cf479", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfcf31cd559477e59001904c083b1fc4b97090015256acca7c2ca33a250cf479", kill_on_drop: false }`
[INFO] [stdout] bfcf31cd559477e59001904c083b1fc4b97090015256acca7c2ca33a250cf479
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] e73b2507a3dbe5959a44c01ff9be6c52463aaa4014ab158343eb5b70254b8f9a
[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" "e73b2507a3dbe5959a44c01ff9be6c52463aaa4014ab158343eb5b70254b8f9a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.18s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/shakuntala_devi_trainer-a9bf3526dbfcefb8
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test leap_year_unit_check ... ok
[INFO] [stdout] test zeller_unit_check ... ok
[INFO] [stdout] test shakuntala_devi_unit_check ... ok
[INFO] [stdout] test leap_year_check ... ok
[INFO] [stdout] test leap_year_reverse_check ... ok
[INFO] [stdout] test shakuntala_devi_check ... ok
[INFO] [stdout] test zeller_check ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/shakuntala_devi_trainer-0400ffbb1971c711
[INFO] [stdout] test tomohiko_sakamoto_check ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.48s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests shakuntala-devi-trainer
[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" "e73b2507a3dbe5959a44c01ff9be6c52463aaa4014ab158343eb5b70254b8f9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e73b2507a3dbe5959a44c01ff9be6c52463aaa4014ab158343eb5b70254b8f9a", kill_on_drop: false }`
[INFO] [stdout] e73b2507a3dbe5959a44c01ff9be6c52463aaa4014ab158343eb5b70254b8f9a