[INFO] fetching crate serde_default 0.2.0...
[INFO] checking serde_default-0.2.0 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-2
[INFO] extracting crate serde_default 0.2.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate serde_default 0.2.0
[INFO] finished tweaking crates.io crate serde_default 0.2.0
[INFO] tweaked toml for crates.io crate serde_default 0.2.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate serde_default 0.2.0 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate serde_default 0.2.0 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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded darling_macro v0.20.9
[INFO] [stderr]   Downloaded darling_core v0.20.9
[INFO] [stderr]   Downloaded darling v0.20.9
[INFO] [stderr]   Downloaded syn v2.0.69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b9e2077907b576ac0a7252b81b1920ae0fb2652f2c905a66745a1dea4dbf08a9
[INFO] running `Command { std: "docker" "start" "-a" "b9e2077907b576ac0a7252b81b1920ae0fb2652f2c905a66745a1dea4dbf08a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9e2077907b576ac0a7252b81b1920ae0fb2652f2c905a66745a1dea4dbf08a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9e2077907b576ac0a7252b81b1920ae0fb2652f2c905a66745a1dea4dbf08a9", kill_on_drop: false }`
[INFO] [stdout] b9e2077907b576ac0a7252b81b1920ae0fb2652f2c905a66745a1dea4dbf08a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5f7f8a1ff8e14210fb842488cd07b5bc5fec2ed716b3137fdeae81f13de0e188
[INFO] running `Command { std: "docker" "start" "-a" "5f7f8a1ff8e14210fb842488cd07b5bc5fec2ed716b3137fdeae81f13de0e188", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]     Checking ident_case v1.0.1
[INFO] [stderr]     Checking quote v1.0.36
[INFO] [stderr]     Checking syn v2.0.69
[INFO] [stderr]     Checking darling_core v0.20.9
[INFO] [stderr]    Compiling darling_macro v0.20.9
[INFO] [stderr]     Checking darling v0.20.9
[INFO] [stderr]    Compiling serde_default v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.35s
[INFO] running `Command { std: "docker" "inspect" "5f7f8a1ff8e14210fb842488cd07b5bc5fec2ed716b3137fdeae81f13de0e188", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f7f8a1ff8e14210fb842488cd07b5bc5fec2ed716b3137fdeae81f13de0e188", kill_on_drop: false }`
[INFO] [stdout] 5f7f8a1ff8e14210fb842488cd07b5bc5fec2ed716b3137fdeae81f13de0e188