[INFO] fetching crate lv2-atom 2.0.0...
[INFO] testing lv2-atom-2.0.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate lv2-atom 2.0.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate lv2-atom 2.0.0 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 lv2-atom 2.0.0
[INFO] finished tweaking crates.io crate lv2-atom 2.0.0
[INFO] tweaked toml for crates.io crate lv2-atom 2.0.0 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] [stderr]     Blocking waiting for file lock on package cache
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/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] 55239059ba8b4ab9543a76de88c7bba712c5e69663967520e3a2bb6261c788b4
[INFO] running `Command { std: "docker" "start" "-a" "55239059ba8b4ab9543a76de88c7bba712c5e69663967520e3a2bb6261c788b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "55239059ba8b4ab9543a76de88c7bba712c5e69663967520e3a2bb6261c788b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55239059ba8b4ab9543a76de88c7bba712c5e69663967520e3a2bb6261c788b4", kill_on_drop: false }`
[INFO] [stdout] 55239059ba8b4ab9543a76de88c7bba712c5e69663967520e3a2bb6261c788b4
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/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] 5ddcebd4700ff6cb1c9de9586ff9ddd7720a39c5157b36ee3c47e5ce018994d2
[INFO] running `Command { std: "docker" "start" "-a" "5ddcebd4700ff6cb1c9de9586ff9ddd7720a39c5157b36ee3c47e5ce018994d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling lv2-sys v2.0.0
[INFO] [stderr]    Compiling urid-derive v0.1.1
[INFO] [stderr]    Compiling lv2-core-derive v2.1.0
[INFO] [stderr]    Compiling urid v0.1.0
[INFO] [stderr]    Compiling lv2-core v3.0.0
[INFO] [stderr]    Compiling lv2-units v0.1.3
[INFO] [stderr]    Compiling lv2-atom v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.31s
[INFO] running `Command { std: "docker" "inspect" "5ddcebd4700ff6cb1c9de9586ff9ddd7720a39c5157b36ee3c47e5ce018994d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ddcebd4700ff6cb1c9de9586ff9ddd7720a39c5157b36ee3c47e5ce018994d2", kill_on_drop: false }`
[INFO] [stdout] 5ddcebd4700ff6cb1c9de9586ff9ddd7720a39c5157b36ee3c47e5ce018994d2
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d0a91653ad6f9a48289be69c9321355ea7f5f663779b951167cc06a7a9dc55b
[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" "5d0a91653ad6f9a48289be69c9321355ea7f5f663779b951167cc06a7a9dc55b", kill_on_drop: false }`
[INFO] [stderr]    Compiling lv2-urid v2.1.0
[INFO] [stderr]    Compiling lv2-atom v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.29s
[INFO] running `Command { std: "docker" "inspect" "5d0a91653ad6f9a48289be69c9321355ea7f5f663779b951167cc06a7a9dc55b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d0a91653ad6f9a48289be69c9321355ea7f5f663779b951167cc06a7a9dc55b", kill_on_drop: false }`
[INFO] [stdout] 5d0a91653ad6f9a48289be69c9321355ea7f5f663779b951167cc06a7a9dc55b
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9e4de13c9bff45d72cfa2aa2dcb44370b33827cb08663a2e96073112277fb14f
[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" "9e4de13c9bff45d72cfa2aa2dcb44370b33827cb08663a2e96073112277fb14f", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 17 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lv2_atom-f00d919dc717b3f2
[INFO] [stdout] test chunk::tests::test_chunk_and_slice_writer ... ok
[INFO] [stdout] test object::tests::test_object ... ok
[INFO] [stdout] test space::tests::test_space ... ok
[INFO] [stdout] test space::tests::unaligned_root_write ... ok
[INFO] [stdout] test sequence::tests::test_sequence ... ok
[INFO] [stdout] test space::tests::test_concat ... ok
[INFO] [stdout] test space::tests::test_from_reference ... ok
[INFO] [stdout] test space::tests::test_padding_inside_frame ... ok
[INFO] [stdout] test space::tests::test_space_head ... ok
[INFO] [stdout] test string::tests::test_literal ... ok
[INFO] [stdout] test space::tests::test_root_mut_space ... ok
[INFO] [stdout] test vector::tests::test_vector ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/atom_integration-9bb917b5e917bf5b
[INFO] [stdout] test space::tests::test_split_atom ... ok
[INFO] [stdout] test string::tests::test_string ... ok
[INFO] [stdout] test tuple::tests::test_tuple ... ok
[INFO] [stdout] test port::tests::test_atom_port ... ok
[INFO] [stdout] test scalar::tests::test_scalars ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests lv2-atom
[INFO] [stdout] test main ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/scalar.rs - scalar (line 9) ... ok
[INFO] [stdout] test src/sequence.rs - sequence (line 7) ... ok
[INFO] [stdout] test src/object.rs - object (line 6) ... ok
[INFO] [stdout] test src/string.rs - string (line 8) ... ok
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[INFO] [stdout] test src/tuple.rs - tuple (line 6) ... ok
[INFO] [stdout] test src/chunk.rs - chunk (line 6) ... ok
[INFO] [stdout] test src/port.rs - port (line 8) ... ok
[INFO] [stdout] test src/vector.rs - vector (line 10) ... ok
[INFO] [stdout] test src/space.rs - space::SpaceHead (line 298) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9e4de13c9bff45d72cfa2aa2dcb44370b33827cb08663a2e96073112277fb14f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e4de13c9bff45d72cfa2aa2dcb44370b33827cb08663a2e96073112277fb14f", kill_on_drop: false }`
[INFO] [stdout] 9e4de13c9bff45d72cfa2aa2dcb44370b33827cb08663a2e96073112277fb14f