[INFO] fetching crate symlink 0.1.0...
[INFO] testing symlink-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate symlink 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate symlink 0.1.0 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 symlink 0.1.0
[INFO] finished tweaking crates.io crate symlink 0.1.0
[INFO] tweaked toml for crates.io crate symlink 0.1.0 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] bc045cc29f3dd7a7632d91ab83d3edf79c03a85363bf657cfef763d3a0fd3a65
[INFO] running `Command { std: "docker" "start" "-a" "bc045cc29f3dd7a7632d91ab83d3edf79c03a85363bf657cfef763d3a0fd3a65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc045cc29f3dd7a7632d91ab83d3edf79c03a85363bf657cfef763d3a0fd3a65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc045cc29f3dd7a7632d91ab83d3edf79c03a85363bf657cfef763d3a0fd3a65", kill_on_drop: false }`
[INFO] [stdout] bc045cc29f3dd7a7632d91ab83d3edf79c03a85363bf657cfef763d3a0fd3a65
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2782dd63f820775599bb5fd05d0340b144a8d6091b5533e144ba69958cc33e32
[INFO] running `Command { std: "docker" "start" "-a" "2782dd63f820775599bb5fd05d0340b144a8d6091b5533e144ba69958cc33e32", kill_on_drop: false }`
[INFO] [stderr]    Compiling symlink v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "2782dd63f820775599bb5fd05d0340b144a8d6091b5533e144ba69958cc33e32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2782dd63f820775599bb5fd05d0340b144a8d6091b5533e144ba69958cc33e32", kill_on_drop: false }`
[INFO] [stdout] 2782dd63f820775599bb5fd05d0340b144a8d6091b5533e144ba69958cc33e32
[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] b99d0af142b0654a0edca3a3ea9b779ebafef26227fc6120383a8d795201cd3c
[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" "b99d0af142b0654a0edca3a3ea9b779ebafef26227fc6120383a8d795201cd3c", kill_on_drop: false }`
[INFO] [stderr]    Compiling symlink v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "b99d0af142b0654a0edca3a3ea9b779ebafef26227fc6120383a8d795201cd3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b99d0af142b0654a0edca3a3ea9b779ebafef26227fc6120383a8d795201cd3c", kill_on_drop: false }`
[INFO] [stdout] b99d0af142b0654a0edca3a3ea9b779ebafef26227fc6120383a8d795201cd3c
[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] fd10bb4e133cf8827b823279542f015aceedf5538889a73f26d223345794981c
[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" "fd10bb4e133cf8827b823279542f015aceedf5538889a73f26d223345794981c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/symlink-49e5fae122c456e9
[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] [stderr]      Running /opt/rustwide/target/debug/deps/test-e961be17fe6a9dcf
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_symlink_auto_dir ... ok
[INFO] [stdout] test test_symlink_dir ... ok
[INFO] [stdout] test test_symlink_file ... ok
[INFO] [stdout] test test_symlink_auto_file ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests symlink
[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" "fd10bb4e133cf8827b823279542f015aceedf5538889a73f26d223345794981c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd10bb4e133cf8827b823279542f015aceedf5538889a73f26d223345794981c", kill_on_drop: false }`
[INFO] [stdout] fd10bb4e133cf8827b823279542f015aceedf5538889a73f26d223345794981c