[INFO] fetching crate alloc_buddy_simple 0.1.2...
[INFO] testing alloc_buddy_simple-0.1.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate alloc_buddy_simple 0.1.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate alloc_buddy_simple 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 alloc_buddy_simple 0.1.2
[INFO] finished tweaking crates.io crate alloc_buddy_simple 0.1.2
[INFO] tweaked toml for crates.io crate alloc_buddy_simple 0.1.2 written to /workspace/builds/worker-1/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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stdout] 8c3138bf0224729aad3b5ce050803e21ad5dfb3df804f97eb8718cdaced1065b
[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" "8c3138bf0224729aad3b5ce050803e21ad5dfb3df804f97eb8718cdaced1065b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c3138bf0224729aad3b5ce050803e21ad5dfb3df804f97eb8718cdaced1065b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c3138bf0224729aad3b5ce050803e21ad5dfb3df804f97eb8718cdaced1065b", kill_on_drop: false }`
[INFO] [stdout] 8c3138bf0224729aad3b5ce050803e21ad5dfb3df804f97eb8718cdaced1065b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 66f323f7baddf5b2cd51b9d781aa0aa3bfc00650980f9d0432876a03ef15be37
[INFO] running `Command { std: "docker" "start" "-a" "66f323f7baddf5b2cd51b9d781aa0aa3bfc00650980f9d0432876a03ef15be37", kill_on_drop: false }`
[INFO] [stderr]    Compiling alloc_buddy_simple v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "66f323f7baddf5b2cd51b9d781aa0aa3bfc00650980f9d0432876a03ef15be37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66f323f7baddf5b2cd51b9d781aa0aa3bfc00650980f9d0432876a03ef15be37", kill_on_drop: false }`
[INFO] [stdout] 66f323f7baddf5b2cd51b9d781aa0aa3bfc00650980f9d0432876a03ef15be37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 158a82fe8646589e4edfae4fa394e2550fefd802e361fd216e1115e8128401fa
[INFO] running `Command { std: "docker" "start" "-a" "158a82fe8646589e4edfae4fa394e2550fefd802e361fd216e1115e8128401fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling alloc_buddy_simple v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "158a82fe8646589e4edfae4fa394e2550fefd802e361fd216e1115e8128401fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "158a82fe8646589e4edfae4fa394e2550fefd802e361fd216e1115e8128401fa", kill_on_drop: false }`
[INFO] [stdout] 158a82fe8646589e4edfae4fa394e2550fefd802e361fd216e1115e8128401fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] c208498963450e8813dd2f0e27c5a01ccb5eb962d4347010d9512bd20cbb020b
[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" "c208498963450e8813dd2f0e27c5a01ccb5eb962d4347010d9512bd20cbb020b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/alloc_buddy_simple-ac65d1b4594bdbb9
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test heap::test::test_allocation_size_and_order ... ok
[INFO] [stdout] test math::test_log2 ... ok
[INFO] [stdout] test math::test_next_power_of_2 ... ok
[INFO] [stdout] test math::test_is_power_of_2 ... ok
[INFO] [stdout] test heap::test::test_buddy ... ok
[INFO] [stdout] test heap::test::test_alloc_and_dealloc ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests alloc_buddy_simple
[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" "c208498963450e8813dd2f0e27c5a01ccb5eb962d4347010d9512bd20cbb020b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c208498963450e8813dd2f0e27c5a01ccb5eb962d4347010d9512bd20cbb020b", kill_on_drop: false }`
[INFO] [stdout] c208498963450e8813dd2f0e27c5a01ccb5eb962d4347010d9512bd20cbb020b