[INFO] fetching crate multiversion-macros 0.6.1...
[INFO] testing multiversion-macros-0.6.1 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate multiversion-macros 0.6.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate multiversion-macros 0.6.1 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate multiversion-macros 0.6.1
[INFO] finished tweaking crates.io crate multiversion-macros 0.6.1
[INFO] tweaked toml for crates.io crate multiversion-macros 0.6.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f5c100655dedc47240b81ef2c88a35730f76b5cb11d263efbb00b509e796a4b2
[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" "f5c100655dedc47240b81ef2c88a35730f76b5cb11d263efbb00b509e796a4b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f5c100655dedc47240b81ef2c88a35730f76b5cb11d263efbb00b509e796a4b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5c100655dedc47240b81ef2c88a35730f76b5cb11d263efbb00b509e796a4b2", kill_on_drop: false }`
[INFO] [stdout] f5c100655dedc47240b81ef2c88a35730f76b5cb11d263efbb00b509e796a4b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] 5f8fe1c91d7f8244ddfb1ee712dd086a8ed739bbcbf4a644d43b26afc7e447bb
[INFO] running `Command { std: "docker" "start" "-a" "5f8fe1c91d7f8244ddfb1ee712dd086a8ed739bbcbf4a644d43b26afc7e447bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling multiversion-macros v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `span`
[INFO] [stdout]   --> src/target.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     span: proc_macro2::Span,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.10s
[INFO] running `Command { std: "docker" "inspect" "5f8fe1c91d7f8244ddfb1ee712dd086a8ed739bbcbf4a644d43b26afc7e447bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f8fe1c91d7f8244ddfb1ee712dd086a8ed739bbcbf4a644d43b26afc7e447bb", kill_on_drop: false }`
[INFO] [stdout] 5f8fe1c91d7f8244ddfb1ee712dd086a8ed739bbcbf4a644d43b26afc7e447bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09a464f4318651bd1266d055769c4afecb7224b359a7fe5f964a6c7e1b268ff4
[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" "09a464f4318651bd1266d055769c4afecb7224b359a7fe5f964a6c7e1b268ff4", kill_on_drop: false }`
[INFO] [stderr]    Compiling multiversion-macros v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `span`
[INFO] [stdout]   --> src/target.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     span: proc_macro2::Span,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `span`
[INFO] [stdout]   --> src/target.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     span: proc_macro2::Span,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.20s
[INFO] running `Command { std: "docker" "inspect" "09a464f4318651bd1266d055769c4afecb7224b359a7fe5f964a6c7e1b268ff4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09a464f4318651bd1266d055769c4afecb7224b359a7fe5f964a6c7e1b268ff4", kill_on_drop: false }`
[INFO] [stdout] 09a464f4318651bd1266d055769c4afecb7224b359a7fe5f964a6c7e1b268ff4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5f28c768be22e3ddbccea3790e05dafa8c68dbafebf4d7229e5e37ae4c8f9e91
[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" "5f28c768be22e3ddbccea3790e05dafa8c68dbafebf4d7229e5e37ae4c8f9e91", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `span`
[INFO] [stderr]   --> src/target.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     span: proc_macro2::Span,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `multiversion-macros` (lib) generated 1 warning
[INFO] [stderr] warning: `multiversion-macros` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/multiversion_macros-915c58ad61603dd0)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stderr]    Doc-tests multiversion-macros
[INFO] [stdout] test target::test::parse_extra_plus_end ... ok
[INFO] [stdout] test target::test::generate_single_target_arch ... ok
[INFO] [stdout] test target::test::generate_single_target_feature ... ok
[INFO] [stdout] test target::test::parse_extra_plus_start ... ok
[INFO] [stdout] test target::test::parse_single_arch_no_features ... ok
[INFO] [stdout] test target::test::generate_multiple_target_feature ... ok
[INFO] [stdout] test target::test::parse_malformed_arch ... ok
[INFO] [stdout] test target::test::parse_multiple_arch_with_features ... ok
[INFO] [stdout] test target::test::parse_missing_arch_close ... ok
[INFO] [stdout] test target::test::generate_multiple_target_arch ... ok
[INFO] [stdout] test target::test::parse_multiple_arch_no_features ... ok
[INFO] [stdout] test target::test::parse_single_arch_with_features ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[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" "5f28c768be22e3ddbccea3790e05dafa8c68dbafebf4d7229e5e37ae4c8f9e91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f28c768be22e3ddbccea3790e05dafa8c68dbafebf4d7229e5e37ae4c8f9e91", kill_on_drop: false }`
[INFO] [stdout] 5f28c768be22e3ddbccea3790e05dafa8c68dbafebf4d7229e5e37ae4c8f9e91