[INFO] fetching crate luhn2 0.1.2...
[INFO] testing luhn2-0.1.2 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate luhn2 0.1.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate luhn2 0.1.2 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 luhn2 0.1.2
[INFO] finished tweaking crates.io crate luhn2 0.1.2
[INFO] tweaked toml for crates.io crate luhn2 0.1.2 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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 num-digitize v0.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 811912638db8183e724883da71d1f9d8e89f15c8a5158aa32a924c2b90d40f46
[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" "811912638db8183e724883da71d1f9d8e89f15c8a5158aa32a924c2b90d40f46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "811912638db8183e724883da71d1f9d8e89f15c8a5158aa32a924c2b90d40f46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "811912638db8183e724883da71d1f9d8e89f15c8a5158aa32a924c2b90d40f46", kill_on_drop: false }`
[INFO] [stdout] 811912638db8183e724883da71d1f9d8e89f15c8a5158aa32a924c2b90d40f46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 19872c7a426d2a964af52344b9228085ba1b7f782bbf0521c1f7d2858aa48ee0
[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" "19872c7a426d2a964af52344b9228085ba1b7f782bbf0521c1f7d2858aa48ee0", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling num-digitize v0.4.2
[INFO] [stderr]    Compiling luhn2 v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.77s
[INFO] running `Command { std: "docker" "inspect" "19872c7a426d2a964af52344b9228085ba1b7f782bbf0521c1f7d2858aa48ee0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19872c7a426d2a964af52344b9228085ba1b7f782bbf0521c1f7d2858aa48ee0", kill_on_drop: false }`
[INFO] [stdout] 19872c7a426d2a964af52344b9228085ba1b7f782bbf0521c1f7d2858aa48ee0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] a4cfb560295f5db42be8ab72f3ee8493e3ded23d8451520d45e3f6f423640408
[INFO] running `Command { std: "docker" "start" "-a" "a4cfb560295f5db42be8ab72f3ee8493e3ded23d8451520d45e3f6f423640408", kill_on_drop: false }`
[INFO] [stderr]    Compiling luhn2 v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.45s
[INFO] running `Command { std: "docker" "inspect" "a4cfb560295f5db42be8ab72f3ee8493e3ded23d8451520d45e3f6f423640408", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4cfb560295f5db42be8ab72f3ee8493e3ded23d8451520d45e3f6f423640408", kill_on_drop: false }`
[INFO] [stdout] a4cfb560295f5db42be8ab72f3ee8493e3ded23d8451520d45e3f6f423640408
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 8d6b076d9920b88bcb6ee8b0642f31eba85290ad804fc59011627d1daaf11946
[INFO] running `Command { std: "docker" "start" "-a" "8d6b076d9920b88bcb6ee8b0642f31eba85290ad804fc59011627d1daaf11946", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/luhn2-c4d7006091179c1a
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_sum ... ok
[INFO] [stdout] test test_take_digits ... ok
[INFO] [stdout] test tests::test_invalid_numbers ... ok
[INFO] [stdout] test tests::test_ok_numbers ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests luhn2
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - validate (line 43) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.88s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8d6b076d9920b88bcb6ee8b0642f31eba85290ad804fc59011627d1daaf11946", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d6b076d9920b88bcb6ee8b0642f31eba85290ad804fc59011627d1daaf11946", kill_on_drop: false }`
[INFO] [stdout] 8d6b076d9920b88bcb6ee8b0642f31eba85290ad804fc59011627d1daaf11946