[INFO] fetching crate serde_derive 1.0.147...
[INFO] testing serde_derive-1.0.147 against try#8dae881ac166f8debe04e17604ebbe2ab47083fd+target=i686-unknown-linux-musl for musl_upgrade_test
[INFO] extracting crate serde_derive 1.0.147 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate serde_derive 1.0.147 on toolchain 8dae881ac166f8debe04e17604ebbe2ab47083fd
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8dae881ac166f8debe04e17604ebbe2ab47083fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serde_derive 1.0.147
[INFO] finished tweaking crates.io crate serde_derive 1.0.147
[INFO] tweaked toml for crates.io crate serde_derive 1.0.147 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8dae881ac166f8debe04e17604ebbe2ab47083fd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8dae881ac166f8debe04e17604ebbe2ab47083fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+8dae881ac166f8debe04e17604ebbe2ab47083fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 04f5095ad2e47903642ee7d98f7d6841466c0529e209239bee2ee1d9476d52fd
[INFO] running `Command { std: "docker" "start" "-a" "04f5095ad2e47903642ee7d98f7d6841466c0529e209239bee2ee1d9476d52fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "04f5095ad2e47903642ee7d98f7d6841466c0529e209239bee2ee1d9476d52fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04f5095ad2e47903642ee7d98f7d6841466c0529e209239bee2ee1d9476d52fd", kill_on_drop: false }`
[INFO] [stdout] 04f5095ad2e47903642ee7d98f7d6841466c0529e209239bee2ee1d9476d52fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+8dae881ac166f8debe04e17604ebbe2ab47083fd" "build" "--frozen" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 68a31e43b7d60eb07e55a2d5d2c3aedcf0f2a26708c61c17b6a96d9d7f8bf1bb
[INFO] running `Command { std: "docker" "start" "-a" "68a31e43b7d60eb07e55a2d5d2c3aedcf0f2a26708c61c17b6a96d9d7f8bf1bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling serde_derive v1.0.147 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.20s
[INFO] running `Command { std: "docker" "inspect" "68a31e43b7d60eb07e55a2d5d2c3aedcf0f2a26708c61c17b6a96d9d7f8bf1bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68a31e43b7d60eb07e55a2d5d2c3aedcf0f2a26708c61c17b6a96d9d7f8bf1bb", kill_on_drop: false }`
[INFO] [stdout] 68a31e43b7d60eb07e55a2d5d2c3aedcf0f2a26708c61c17b6a96d9d7f8bf1bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+8dae881ac166f8debe04e17604ebbe2ab47083fd" "test" "--frozen" "--no-run" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 57d15b7658b9da20e3978d85344f28cfbf44bc988a7e712d32e8457ddb412e39
[INFO] running `Command { std: "docker" "start" "-a" "57d15b7658b9da20e3978d85344f28cfbf44bc988a7e712d32e8457ddb412e39", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.147
[INFO] [stderr]    Compiling serde_derive v1.0.147 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.72s
[INFO] running `Command { std: "docker" "inspect" "57d15b7658b9da20e3978d85344f28cfbf44bc988a7e712d32e8457ddb412e39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57d15b7658b9da20e3978d85344f28cfbf44bc988a7e712d32e8457ddb412e39", kill_on_drop: false }`
[INFO] [stdout] 57d15b7658b9da20e3978d85344f28cfbf44bc988a7e712d32e8457ddb412e39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+8dae881ac166f8debe04e17604ebbe2ab47083fd" "test" "--frozen" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 37ef18aa2a9d2169c7493106dfc414d852a318a91befc04ccd3af6ed64ad0f0a
[INFO] running `Command { std: "docker" "start" "-a" "37ef18aa2a9d2169c7493106dfc414d852a318a91befc04ccd3af6ed64ad0f0a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/serde_derive-84f266d2a4bbbdfa)
[INFO] [stdout] running 2 tests
[INFO] [stderr]    Doc-tests serde_derive
[INFO] [stdout] test internals::case::rename_variants ... ok
[INFO] [stdout] test internals::case::rename_fields ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 3) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.29s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "37ef18aa2a9d2169c7493106dfc414d852a318a91befc04ccd3af6ed64ad0f0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37ef18aa2a9d2169c7493106dfc414d852a318a91befc04ccd3af6ed64ad0f0a", kill_on_drop: false }`
[INFO] [stdout] 37ef18aa2a9d2169c7493106dfc414d852a318a91befc04ccd3af6ed64ad0f0a