[INFO] fetching crate crates-index-diff 7.1.2...
[INFO] testing crates-index-diff-7.1.2 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate crates-index-diff 7.1.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate crates-index-diff 7.1.2 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 crates-index-diff 7.1.2
[INFO] finished tweaking crates.io crate crates-index-diff 7.1.2
[INFO] tweaked toml for crates.io crate crates-index-diff 7.1.2 written to /workspace/builds/worker-0/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-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/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] df64895962f1ed58ff27da43067febae6d63244dc8cc5ff6688f5c0ffa5902cd
[INFO] running `Command { std: "docker" "start" "-a" "df64895962f1ed58ff27da43067febae6d63244dc8cc5ff6688f5c0ffa5902cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df64895962f1ed58ff27da43067febae6d63244dc8cc5ff6688f5c0ffa5902cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df64895962f1ed58ff27da43067febae6d63244dc8cc5ff6688f5c0ffa5902cd", kill_on_drop: false }`
[INFO] [stdout] df64895962f1ed58ff27da43067febae6d63244dc8cc5ff6688f5c0ffa5902cd
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 686d46e14d2004cb9ac9711d074a09689d642b1854f6f63ca7513dae09db0a1e
[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" "686d46e14d2004cb9ac9711d074a09689d642b1854f6f63ca7513dae09db0a1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling openssl-sys v0.9.60
[INFO] [stderr]    Compiling libgit2-sys v0.12.17+1.1.0
[INFO] [stderr]    Compiling git2 v0.13.15
[INFO] [stderr]    Compiling crates-index-diff v7.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.52s
[INFO] running `Command { std: "docker" "inspect" "686d46e14d2004cb9ac9711d074a09689d642b1854f6f63ca7513dae09db0a1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "686d46e14d2004cb9ac9711d074a09689d642b1854f6f63ca7513dae09db0a1e", kill_on_drop: false }`
[INFO] [stdout] 686d46e14d2004cb9ac9711d074a09689d642b1854f6f63ca7513dae09db0a1e
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 90178d4913e547e8ea9d897c1daa6f0655aeffb8c57f6b8caf98a7ef438ccded
[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" "90178d4913e547e8ea9d897c1daa6f0655aeffb8c57f6b8caf98a7ef438ccded", kill_on_drop: false }`
[INFO] [stderr]    Compiling crates-index-diff v7.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `Command { std: "docker" "inspect" "90178d4913e547e8ea9d897c1daa6f0655aeffb8c57f6b8caf98a7ef438ccded", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90178d4913e547e8ea9d897c1daa6f0655aeffb8c57f6b8caf98a7ef438ccded", kill_on_drop: false }`
[INFO] [stdout] 90178d4913e547e8ea9d897c1daa6f0655aeffb8c57f6b8caf98a7ef438ccded
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 24429f8f0a1f82fdc6685bed0241675f431e3ff75334d05f3faff33ec7df42f5
[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" "24429f8f0a1f82fdc6685bed0241675f431e3ff75334d05f3faff33ec7df42f5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/crates_index_diff-f8cd6a2ae305a04a
[INFO] [stderr]    Doc-tests crates-index-diff
[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 1 test
[INFO] [stdout] test src/index.rs - index::Index::from_path_or_cloned_with_options (line 58) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.28s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "24429f8f0a1f82fdc6685bed0241675f431e3ff75334d05f3faff33ec7df42f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24429f8f0a1f82fdc6685bed0241675f431e3ff75334d05f3faff33ec7df42f5", kill_on_drop: false }`
[INFO] [stdout] 24429f8f0a1f82fdc6685bed0241675f431e3ff75334d05f3faff33ec7df42f5