[INFO] fetching crate rust-adt 0.0.1...
[INFO] testing rust-adt-0.0.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate rust-adt 0.0.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate rust-adt 0.0.1 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 rust-adt 0.0.1
[INFO] finished tweaking crates.io crate rust-adt 0.0.1
[INFO] tweaked toml for crates.io crate rust-adt 0.0.1 written to /workspace/builds/worker-5/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 024b899c98b41b446d93c7806d4b40d78e0051f0d3257f8ec91a125a7c8922a0
[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" "024b899c98b41b446d93c7806d4b40d78e0051f0d3257f8ec91a125a7c8922a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "024b899c98b41b446d93c7806d4b40d78e0051f0d3257f8ec91a125a7c8922a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "024b899c98b41b446d93c7806d4b40d78e0051f0d3257f8ec91a125a7c8922a0", kill_on_drop: false }`
[INFO] [stdout] 024b899c98b41b446d93c7806d4b40d78e0051f0d3257f8ec91a125a7c8922a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] bb30c2753ce9548fe44e67d54f61944b2ea73389b44b22fda72ad6711ba19235
[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" "bb30c2753ce9548fe44e67d54f61944b2ea73389b44b22fda72ad6711ba19235", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-adt v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "bb30c2753ce9548fe44e67d54f61944b2ea73389b44b22fda72ad6711ba19235", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb30c2753ce9548fe44e67d54f61944b2ea73389b44b22fda72ad6711ba19235", kill_on_drop: false }`
[INFO] [stdout] bb30c2753ce9548fe44e67d54f61944b2ea73389b44b22fda72ad6711ba19235
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 3f0bd1a0a816635a419475aa2c004b82fce00d26299a9e0c71d8dd1455cd99c4
[INFO] running `Command { std: "docker" "start" "-a" "3f0bd1a0a816635a419475aa2c004b82fce00d26299a9e0c71d8dd1455cd99c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-adt v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `Command { std: "docker" "inspect" "3f0bd1a0a816635a419475aa2c004b82fce00d26299a9e0c71d8dd1455cd99c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f0bd1a0a816635a419475aa2c004b82fce00d26299a9e0c71d8dd1455cd99c4", kill_on_drop: false }`
[INFO] [stdout] 3f0bd1a0a816635a419475aa2c004b82fce00d26299a9e0c71d8dd1455cd99c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] fd8d3f418de63e3f118bbc89a8bed5e57d62584ffaf3e91643c206dc9b57c6ad
[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" "fd8d3f418de63e3f118bbc89a8bed5e57d62584ffaf3e91643c206dc9b57c6ad", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_adt-343c68e9fcf61922
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stderr]    Doc-tests rust-adt
[INFO] [stdout] test heap::maximal_heap::tests::basic_inserts ... ok
[INFO] [stdout] test heap::maximal_heap::tests::advanced_inserts ... ok
[INFO] [stdout] test heap::maximal_heap::tests::build_heap ... 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" "fd8d3f418de63e3f118bbc89a8bed5e57d62584ffaf3e91643c206dc9b57c6ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd8d3f418de63e3f118bbc89a8bed5e57d62584ffaf3e91643c206dc9b57c6ad", kill_on_drop: false }`
[INFO] [stdout] fd8d3f418de63e3f118bbc89a8bed5e57d62584ffaf3e91643c206dc9b57c6ad