[INFO] fetching crate ra_ap_toolchain 0.0.30...
[INFO] testing ra_ap_toolchain-0.0.30 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate ra_ap_toolchain 0.0.30 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ra_ap_toolchain 0.0.30 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 ra_ap_toolchain 0.0.30
[INFO] finished tweaking crates.io crate ra_ap_toolchain 0.0.30
[INFO] tweaked toml for crates.io crate ra_ap_toolchain 0.0.30 written to /workspace/builds/worker-4/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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 2ff0d75a5d4dcdcf8d6de719d0c6f7fcd65f6c64840d2b07f802d9a02b324d3e
[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" "2ff0d75a5d4dcdcf8d6de719d0c6f7fcd65f6c64840d2b07f802d9a02b324d3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ff0d75a5d4dcdcf8d6de719d0c6f7fcd65f6c64840d2b07f802d9a02b324d3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ff0d75a5d4dcdcf8d6de719d0c6f7fcd65f6c64840d2b07f802d9a02b324d3e", kill_on_drop: false }`
[INFO] [stdout] 2ff0d75a5d4dcdcf8d6de719d0c6f7fcd65f6c64840d2b07f802d9a02b324d3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e37c7c66ab041f4ba047fbe2e6d75a7e18b02439f2aab1cab5558b6a33c7af88
[INFO] running `Command { std: "docker" "start" "-a" "e37c7c66ab041f4ba047fbe2e6d75a7e18b02439f2aab1cab5558b6a33c7af88", kill_on_drop: false }`
[INFO] [stderr]    Compiling home v0.5.3
[INFO] [stderr]    Compiling ra_ap_toolchain v0.0.30 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "e37c7c66ab041f4ba047fbe2e6d75a7e18b02439f2aab1cab5558b6a33c7af88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e37c7c66ab041f4ba047fbe2e6d75a7e18b02439f2aab1cab5558b6a33c7af88", kill_on_drop: false }`
[INFO] [stdout] e37c7c66ab041f4ba047fbe2e6d75a7e18b02439f2aab1cab5558b6a33c7af88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] 841a22a8242600c6993da4b30765d5228d234efdd673b055ce38eca2b2162156
[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" "841a22a8242600c6993da4b30765d5228d234efdd673b055ce38eca2b2162156", kill_on_drop: false }`
[INFO] [stderr]    Compiling ra_ap_toolchain v0.0.30 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "841a22a8242600c6993da4b30765d5228d234efdd673b055ce38eca2b2162156", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "841a22a8242600c6993da4b30765d5228d234efdd673b055ce38eca2b2162156", kill_on_drop: false }`
[INFO] [stdout] 841a22a8242600c6993da4b30765d5228d234efdd673b055ce38eca2b2162156
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] 934ee16a8ad8971fed4b341259540764594ec2f508f9362727bef2c09db25e87
[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" "934ee16a8ad8971fed4b341259540764594ec2f508f9362727bef2c09db25e87", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ra_ap_toolchain-a61c014e7906b421
[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" "934ee16a8ad8971fed4b341259540764594ec2f508f9362727bef2c09db25e87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "934ee16a8ad8971fed4b341259540764594ec2f508f9362727bef2c09db25e87", kill_on_drop: false }`
[INFO] [stdout] 934ee16a8ad8971fed4b341259540764594ec2f508f9362727bef2c09db25e87