[INFO] fetching crate veclist 0.1.2...
[INFO] testing veclist-0.1.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate veclist 0.1.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate veclist 0.1.2 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate veclist 0.1.2
[INFO] finished tweaking crates.io crate veclist 0.1.2
[INFO] tweaked toml for crates.io crate veclist 0.1.2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.49.0" "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] 883c756e49c9f72855a254cdf4723a23d11de91bd2fbb53d420c5e608ec8e862
[INFO] running `Command { std: "docker" "start" "-a" "883c756e49c9f72855a254cdf4723a23d11de91bd2fbb53d420c5e608ec8e862", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "883c756e49c9f72855a254cdf4723a23d11de91bd2fbb53d420c5e608ec8e862", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "883c756e49c9f72855a254cdf4723a23d11de91bd2fbb53d420c5e608ec8e862", kill_on_drop: false }`
[INFO] [stdout] 883c756e49c9f72855a254cdf4723a23d11de91bd2fbb53d420c5e608ec8e862
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 11789280fdb897f453204f17fe92cec374c85816ea200e9c6334ce1886c8c855
[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" "11789280fdb897f453204f17fe92cec374c85816ea200e9c6334ce1886c8c855", kill_on_drop: false }`
[INFO] [stderr]    Compiling veclist v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "11789280fdb897f453204f17fe92cec374c85816ea200e9c6334ce1886c8c855", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11789280fdb897f453204f17fe92cec374c85816ea200e9c6334ce1886c8c855", kill_on_drop: false }`
[INFO] [stdout] 11789280fdb897f453204f17fe92cec374c85816ea200e9c6334ce1886c8c855
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 121aef18b90f4b4fee5e6d7364f30d79305c9f9d068f528e48d9d9953c6afdec
[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" "121aef18b90f4b4fee5e6d7364f30d79305c9f9d068f528e48d9d9953c6afdec", kill_on_drop: false }`
[INFO] [stderr]    Compiling veclist v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "121aef18b90f4b4fee5e6d7364f30d79305c9f9d068f528e48d9d9953c6afdec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "121aef18b90f4b4fee5e6d7364f30d79305c9f9d068f528e48d9d9953c6afdec", kill_on_drop: false }`
[INFO] [stdout] 121aef18b90f4b4fee5e6d7364f30d79305c9f9d068f528e48d9d9953c6afdec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] be6d6c50f6708a3ddd5575965d8f79eac86d81dcb8c3ab84471ff1f000c5e04d
[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" "be6d6c50f6708a3ddd5575965d8f79eac86d81dcb8c3ab84471ff1f000c5e04d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/veclist-ab06602b7de9bed5
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests veclist
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_pop ... ok
[INFO] [stdout] test tests::test_push ... ok
[INFO] [stdout] test tests::test_reuse ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "be6d6c50f6708a3ddd5575965d8f79eac86d81dcb8c3ab84471ff1f000c5e04d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be6d6c50f6708a3ddd5575965d8f79eac86d81dcb8c3ab84471ff1f000c5e04d", kill_on_drop: false }`
[INFO] [stdout] be6d6c50f6708a3ddd5575965d8f79eac86d81dcb8c3ab84471ff1f000c5e04d