[INFO] fetching crate variant_counter 0.4.0...
[INFO] checking variant_counter-0.4.0 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate variant_counter 0.4.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate variant_counter 0.4.0
[INFO] finished tweaking crates.io crate variant_counter 0.4.0
[INFO] tweaked toml for crates.io crate variant_counter 0.4.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate variant_counter 0.4.0 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 variant_counter 0.4.0 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded variant_counter_derived v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 8b852d3d7ca58bfe782e20cdec498e4c51ac182164ee62b8745ae99e0e094f60
[INFO] running `Command { std: "docker" "start" "-a" "8b852d3d7ca58bfe782e20cdec498e4c51ac182164ee62b8745ae99e0e094f60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b852d3d7ca58bfe782e20cdec498e4c51ac182164ee62b8745ae99e0e094f60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b852d3d7ca58bfe782e20cdec498e4c51ac182164ee62b8745ae99e0e094f60", kill_on_drop: false }`
[INFO] [stdout] 8b852d3d7ca58bfe782e20cdec498e4c51ac182164ee62b8745ae99e0e094f60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 3d698bc553fc646a3676743c94e0ba95173df4465b6882b801b903303e88c913
[INFO] running `Command { std: "docker" "start" "-a" "3d698bc553fc646a3676743c94e0ba95173df4465b6882b801b903303e88c913", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling variant_counter_derived v0.4.0
[INFO] [stderr]     Checking variant_counter v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.34s
[INFO] running `Command { std: "docker" "inspect" "3d698bc553fc646a3676743c94e0ba95173df4465b6882b801b903303e88c913", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d698bc553fc646a3676743c94e0ba95173df4465b6882b801b903303e88c913", kill_on_drop: false }`
[INFO] [stdout] 3d698bc553fc646a3676743c94e0ba95173df4465b6882b801b903303e88c913