[INFO] fetching crate reaper-macros 0.1.0...
[INFO] checking reaper-macros-0.1.0 against master#50e1dc1536264ab71c0850f346b12309477f29f7 for pr-85073
[INFO] extracting crate reaper-macros 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate reaper-macros 0.1.0 on toolchain 50e1dc1536264ab71c0850f346b12309477f29f7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate reaper-macros 0.1.0
[INFO] finished tweaking crates.io crate reaper-macros 0.1.0
[INFO] tweaked toml for crates.io crate reaper-macros 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e825063f1d92358d5e9cec6bfbb2c9e521f71b6d95128e09565421c9b6b69d33
[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" "e825063f1d92358d5e9cec6bfbb2c9e521f71b6d95128e09565421c9b6b69d33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e825063f1d92358d5e9cec6bfbb2c9e521f71b6d95128e09565421c9b6b69d33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e825063f1d92358d5e9cec6bfbb2c9e521f71b6d95128e09565421c9b6b69d33", kill_on_drop: false }`
[INFO] [stdout] e825063f1d92358d5e9cec6bfbb2c9e521f71b6d95128e09565421c9b6b69d33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5dc115b3c23f4ee6f2bb18101f01670289809bfd909342d0dbd2d08de98ace2
[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" "b5dc115b3c23f4ee6f2bb18101f01670289809bfd909342d0dbd2d08de98ace2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking strsim v0.9.3
[INFO] [stderr]     Checking c_str_macro v1.0.3
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling core-error v0.0.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking pulldown-cmark v0.8.0
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling reaper-low v0.1.0
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking vst v0.2.1
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking darling_core v0.10.2
[INFO] [stderr]     Checking version-sync v0.9.2
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling num_enum_derive v0.5.1
[INFO] [stderr]    Compiling derive_more v0.99.14
[INFO] [stderr]    Compiling enumflags2_derive v0.6.4
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]     Checking enumflags2 v0.6.4
[INFO] [stderr]     Checking darling v0.10.2
[INFO] [stderr]    Compiling reaper-macros v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking num_enum v0.5.1
[INFO] [stderr]     Checking helgoboss-midi v0.1.2
[INFO] [stderr]     Checking reaper-medium v0.1.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.17s
[INFO] running `Command { std: "docker" "inspect" "b5dc115b3c23f4ee6f2bb18101f01670289809bfd909342d0dbd2d08de98ace2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5dc115b3c23f4ee6f2bb18101f01670289809bfd909342d0dbd2d08de98ace2", kill_on_drop: false }`
[INFO] [stdout] b5dc115b3c23f4ee6f2bb18101f01670289809bfd909342d0dbd2d08de98ace2