[INFO] fetching crate vtable 0.2.0...
[INFO] checking vtable-0.2.0 against master#8549802939cd01111c46e34a7b67cb1933977af9 for pr-132712
[INFO] extracting crate vtable 0.2.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate vtable 0.2.0 on toolchain 8549802939cd01111c46e34a7b67cb1933977af9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8549802939cd01111c46e34a7b67cb1933977af9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vtable 0.2.0
[INFO] finished tweaking crates.io crate vtable 0.2.0
[INFO] tweaked toml for crates.io crate vtable 0.2.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8549802939cd01111c46e34a7b67cb1933977af9" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 14 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8549802939cd01111c46e34a7b67cb1933977af9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded field-offset v0.3.6
[INFO] [stderr]   Downloaded const-field-offset-macro v0.1.5
[INFO] [stderr]   Downloaded vtable-macro v0.2.0
[INFO] [stderr]   Downloaded const-field-offset v0.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+8549802939cd01111c46e34a7b67cb1933977af9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7042868a42642e88b84a70e97b62519b3eb932ad8cd4928ecaa335ac1c7eeb9c
[INFO] running `Command { std: "docker" "start" "-a" "7042868a42642e88b84a70e97b62519b3eb932ad8cd4928ecaa335ac1c7eeb9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7042868a42642e88b84a70e97b62519b3eb932ad8cd4928ecaa335ac1c7eeb9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7042868a42642e88b84a70e97b62519b3eb932ad8cd4928ecaa335ac1c7eeb9c", kill_on_drop: false }`
[INFO] [stdout] 7042868a42642e88b84a70e97b62519b3eb932ad8cd4928ecaa335ac1c7eeb9c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+8549802939cd01111c46e34a7b67cb1933977af9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff1d304cd6a3dc05fff76eb8c82a5f029da2d0ec2f3c4b88e520f529f12d927c
[INFO] running `Command { std: "docker" "start" "-a" "ff1d304cd6a3dc05fff76eb8c82a5f029da2d0ec2f3c4b88e520f529f12d927c", kill_on_drop: false }`
[INFO] [stderr]    Compiling portable-atomic v1.9.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling field-offset v0.3.6
[INFO] [stderr]    Compiling const-field-offset-macro v0.1.5
[INFO] [stderr]    Compiling vtable-macro v0.2.0
[INFO] [stderr]     Checking const-field-offset v0.1.5
[INFO] [stderr]     Checking vtable v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "ff1d304cd6a3dc05fff76eb8c82a5f029da2d0ec2f3c4b88e520f529f12d927c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff1d304cd6a3dc05fff76eb8c82a5f029da2d0ec2f3c4b88e520f529f12d927c", kill_on_drop: false }`
[INFO] [stdout] ff1d304cd6a3dc05fff76eb8c82a5f029da2d0ec2f3c4b88e520f529f12d927c