[INFO] fetching crate arg-derive 0.3.4...
[INFO] testing arg-derive-0.3.4 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate arg-derive 0.3.4 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate arg-derive 0.3.4 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arg-derive 0.3.4
[INFO] finished tweaking crates.io crate arg-derive 0.3.4
[INFO] tweaked toml for crates.io crate arg-derive 0.3.4 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f69fec95ab0fc8a2a7835a14011d2685e406f0f6d1ee6e175f074e77f7141833
[INFO] running `Command { std: "docker" "start" "-a" "f69fec95ab0fc8a2a7835a14011d2685e406f0f6d1ee6e175f074e77f7141833", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f69fec95ab0fc8a2a7835a14011d2685e406f0f6d1ee6e175f074e77f7141833", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f69fec95ab0fc8a2a7835a14011d2685e406f0f6d1ee6e175f074e77f7141833", kill_on_drop: false }`
[INFO] [stdout] f69fec95ab0fc8a2a7835a14011d2685e406f0f6d1ee6e175f074e77f7141833
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5fe50c7bde018d22ecd5eb9cef47557ab7b041607134f2307f11ee005e847761
[INFO] running `Command { std: "docker" "start" "-a" "5fe50c7bde018d22ecd5eb9cef47557ab7b041607134f2307f11ee005e847761", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling tabwriter v1.2.1
[INFO] [stderr]    Compiling arg-derive v0.3.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.79s
[INFO] running `Command { std: "docker" "inspect" "5fe50c7bde018d22ecd5eb9cef47557ab7b041607134f2307f11ee005e847761", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fe50c7bde018d22ecd5eb9cef47557ab7b041607134f2307f11ee005e847761", kill_on_drop: false }`
[INFO] [stdout] 5fe50c7bde018d22ecd5eb9cef47557ab7b041607134f2307f11ee005e847761
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74fec04d0e400d7a84b344192ba4470471c1f5fbf976e877ac704f91f58950d4
[INFO] running `Command { std: "docker" "start" "-a" "74fec04d0e400d7a84b344192ba4470471c1f5fbf976e877ac704f91f58950d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling arg-derive v0.3.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "74fec04d0e400d7a84b344192ba4470471c1f5fbf976e877ac704f91f58950d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74fec04d0e400d7a84b344192ba4470471c1f5fbf976e877ac704f91f58950d4", kill_on_drop: false }`
[INFO] [stdout] 74fec04d0e400d7a84b344192ba4470471c1f5fbf976e877ac704f91f58950d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8f5c5b0e3f922e91f7c08778ae34bba7059ccb2c8d684c36e54d6cd9a1d6d749
[INFO] running `Command { std: "docker" "start" "-a" "8f5c5b0e3f922e91f7c08778ae34bba7059ccb2c8d684c36e54d6cd9a1d6d749", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/arg_derive-e9b51c26c6931129)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests arg-derive
[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] [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" "8f5c5b0e3f922e91f7c08778ae34bba7059ccb2c8d684c36e54d6cd9a1d6d749", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f5c5b0e3f922e91f7c08778ae34bba7059ccb2c8d684c36e54d6cd9a1d6d749", kill_on_drop: false }`
[INFO] [stdout] 8f5c5b0e3f922e91f7c08778ae34bba7059ccb2c8d684c36e54d6cd9a1d6d749