[INFO] fetching crate proconlib 0.1.0...
[INFO] testing proconlib-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate proconlib 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate proconlib 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 proconlib 0.1.0
[INFO] finished tweaking crates.io crate proconlib 0.1.0
[INFO] tweaked toml for crates.io crate proconlib 0.1.0 written to /workspace/builds/worker-2/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 345f3b83e2e48c3e70fe964475e51b5c1c0675f9bbda4178ef51ae36e664f14b
[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" "345f3b83e2e48c3e70fe964475e51b5c1c0675f9bbda4178ef51ae36e664f14b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "345f3b83e2e48c3e70fe964475e51b5c1c0675f9bbda4178ef51ae36e664f14b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "345f3b83e2e48c3e70fe964475e51b5c1c0675f9bbda4178ef51ae36e664f14b", kill_on_drop: false }`
[INFO] [stdout] 345f3b83e2e48c3e70fe964475e51b5c1c0675f9bbda4178ef51ae36e664f14b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/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] cde3dfb7648fbe238ac003a27a75e97c559754cbfcc94af11bfa4678cc212c08
[INFO] running `Command { std: "docker" "start" "-a" "cde3dfb7648fbe238ac003a27a75e97c559754cbfcc94af11bfa4678cc212c08", kill_on_drop: false }`
[INFO] [stderr]    Compiling proconlib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `Command { std: "docker" "inspect" "cde3dfb7648fbe238ac003a27a75e97c559754cbfcc94af11bfa4678cc212c08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cde3dfb7648fbe238ac003a27a75e97c559754cbfcc94af11bfa4678cc212c08", kill_on_drop: false }`
[INFO] [stdout] cde3dfb7648fbe238ac003a27a75e97c559754cbfcc94af11bfa4678cc212c08
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/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] 00f7bab90798d180c1ecf8346583627bae5fb0961d2c8d6ac90056d1f3553b59
[INFO] running `Command { std: "docker" "start" "-a" "00f7bab90798d180c1ecf8346583627bae5fb0961d2c8d6ac90056d1f3553b59", kill_on_drop: false }`
[INFO] [stderr]    Compiling proconlib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.41s
[INFO] running `Command { std: "docker" "inspect" "00f7bab90798d180c1ecf8346583627bae5fb0961d2c8d6ac90056d1f3553b59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00f7bab90798d180c1ecf8346583627bae5fb0961d2c8d6ac90056d1f3553b59", kill_on_drop: false }`
[INFO] [stdout] 00f7bab90798d180c1ecf8346583627bae5fb0961d2c8d6ac90056d1f3553b59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f33cdca7fa9ffafade2b425ef0e45e36aa8fc512fd6453fc896bab96e75b022f
[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" "f33cdca7fa9ffafade2b425ef0e45e36aa8fc512fd6453fc896bab96e75b022f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/proconlib-a33e8e06425fd661
[INFO] [stdout] running 3 tests
[INFO] [stderr]    Doc-tests proconlib
[INFO] [stdout] test bit::tests::bit_test ... ok
[INFO] [stdout] test union_find::tests::union_find_test ... ok
[INFO] [stdout] test max_flow::tests::max_match_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 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" "f33cdca7fa9ffafade2b425ef0e45e36aa8fc512fd6453fc896bab96e75b022f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f33cdca7fa9ffafade2b425ef0e45e36aa8fc512fd6453fc896bab96e75b022f", kill_on_drop: false }`
[INFO] [stdout] f33cdca7fa9ffafade2b425ef0e45e36aa8fc512fd6453fc896bab96e75b022f