[INFO] fetching crate simple_allocator_trait 0.1.0...
[INFO] testing simple_allocator_trait-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate simple_allocator_trait 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate simple_allocator_trait 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 simple_allocator_trait 0.1.0
[INFO] finished tweaking crates.io crate simple_allocator_trait 0.1.0
[INFO] tweaked toml for crates.io crate simple_allocator_trait 0.1.0 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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9c425a818b4f709ca2e01dbab6e3a5b9967c774e18bfe0ec560ac61938e97259
[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" "9c425a818b4f709ca2e01dbab6e3a5b9967c774e18bfe0ec560ac61938e97259", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c425a818b4f709ca2e01dbab6e3a5b9967c774e18bfe0ec560ac61938e97259", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c425a818b4f709ca2e01dbab6e3a5b9967c774e18bfe0ec560ac61938e97259", kill_on_drop: false }`
[INFO] [stdout] 9c425a818b4f709ca2e01dbab6e3a5b9967c774e18bfe0ec560ac61938e97259
[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: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] aaa44a47f3730751ddbeebe9718cfbd3038991535f6468310dbe0fa929f8d9b7
[INFO] running `Command { std: "docker" "start" "-a" "aaa44a47f3730751ddbeebe9718cfbd3038991535f6468310dbe0fa929f8d9b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple_allocator_trait v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "aaa44a47f3730751ddbeebe9718cfbd3038991535f6468310dbe0fa929f8d9b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aaa44a47f3730751ddbeebe9718cfbd3038991535f6468310dbe0fa929f8d9b7", kill_on_drop: false }`
[INFO] [stdout] aaa44a47f3730751ddbeebe9718cfbd3038991535f6468310dbe0fa929f8d9b7
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9cc7fe8699abcdb42e29395b0487d49b65eb1def6e92775965c946287ce6210e
[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" "9cc7fe8699abcdb42e29395b0487d49b65eb1def6e92775965c946287ce6210e", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple_allocator_trait v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "9cc7fe8699abcdb42e29395b0487d49b65eb1def6e92775965c946287ce6210e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cc7fe8699abcdb42e29395b0487d49b65eb1def6e92775965c946287ce6210e", kill_on_drop: false }`
[INFO] [stdout] 9cc7fe8699abcdb42e29395b0487d49b65eb1def6e92775965c946287ce6210e
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7eb78db0e0b0aae567c9fc4d86d56d3d602eb7b6632f2cb5d2d64c6ef3df40bc
[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" "7eb78db0e0b0aae567c9fc4d86d56d3d602eb7b6632f2cb5d2d64c6ef3df40bc", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/simple_allocator_trait-4819d7f737b8dbda
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests simple_allocator_trait
[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 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" "7eb78db0e0b0aae567c9fc4d86d56d3d602eb7b6632f2cb5d2d64c6ef3df40bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7eb78db0e0b0aae567c9fc4d86d56d3d602eb7b6632f2cb5d2d64c6ef3df40bc", kill_on_drop: false }`
[INFO] [stdout] 7eb78db0e0b0aae567c9fc4d86d56d3d602eb7b6632f2cb5d2d64c6ef3df40bc