[INFO] fetching crate variants-macros 0.0.1...
[INFO] testing variants-macros-0.0.1 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate variants-macros 0.0.1 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate variants-macros 0.0.1
[INFO] finished tweaking crates.io crate variants-macros 0.0.1
[INFO] tweaked toml for crates.io crate variants-macros 0.0.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate variants-macros 0.0.1 on toolchain caccb4d0368bd918ef6668af8e13834d07040417
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate variants-macros 0.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd90b12b5b35f3817e5a8b2797213c52755f9b67f2c530e3a2ec89aea8dcc9ac
[INFO] running `Command { std: "docker" "start" "-a" "cd90b12b5b35f3817e5a8b2797213c52755f9b67f2c530e3a2ec89aea8dcc9ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd90b12b5b35f3817e5a8b2797213c52755f9b67f2c530e3a2ec89aea8dcc9ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd90b12b5b35f3817e5a8b2797213c52755f9b67f2c530e3a2ec89aea8dcc9ac", kill_on_drop: false }`
[INFO] [stdout] cd90b12b5b35f3817e5a8b2797213c52755f9b67f2c530e3a2ec89aea8dcc9ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 042984a674ab2d3a5933532b8664f7561c389222a0bf4609304cc0b7dfcb1273
[INFO] running `Command { std: "docker" "start" "-a" "042984a674ab2d3a5933532b8664f7561c389222a0bf4609304cc0b7dfcb1273", kill_on_drop: false }`
[INFO] [stderr]    Compiling variants-macros v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.97s
[INFO] running `Command { std: "docker" "inspect" "042984a674ab2d3a5933532b8664f7561c389222a0bf4609304cc0b7dfcb1273", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "042984a674ab2d3a5933532b8664f7561c389222a0bf4609304cc0b7dfcb1273", kill_on_drop: false }`
[INFO] [stdout] 042984a674ab2d3a5933532b8664f7561c389222a0bf4609304cc0b7dfcb1273
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5f190b7fcfcb4a10bed32ed8441f098a18b9bdc013ec2740c4fb1f773fa08a21
[INFO] running `Command { std: "docker" "start" "-a" "5f190b7fcfcb4a10bed32ed8441f098a18b9bdc013ec2740c4fb1f773fa08a21", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] running `Command { std: "docker" "inspect" "5f190b7fcfcb4a10bed32ed8441f098a18b9bdc013ec2740c4fb1f773fa08a21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f190b7fcfcb4a10bed32ed8441f098a18b9bdc013ec2740c4fb1f773fa08a21", kill_on_drop: false }`
[INFO] [stdout] 5f190b7fcfcb4a10bed32ed8441f098a18b9bdc013ec2740c4fb1f773fa08a21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4052f424c9f5385c7164909eab5b72da8e31d8f817b7863b32fa62262c86388f
[INFO] running `Command { std: "docker" "start" "-a" "4052f424c9f5385c7164909eab5b72da8e31d8f817b7863b32fa62262c86388f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] running `Command { std: "docker" "inspect" "4052f424c9f5385c7164909eab5b72da8e31d8f817b7863b32fa62262c86388f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4052f424c9f5385c7164909eab5b72da8e31d8f817b7863b32fa62262c86388f", kill_on_drop: false }`
[INFO] [stdout] 4052f424c9f5385c7164909eab5b72da8e31d8f817b7863b32fa62262c86388f