[INFO] fetching crate folca 0.1.0...
[INFO] checking folca-0.1.0 against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] extracting crate folca 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate folca 0.1.0
[INFO] finished tweaking crates.io crate folca 0.1.0
[INFO] tweaked toml for crates.io crate folca 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate folca 0.1.0 on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate folca 0.1.0 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dircpy-stable v0.3.5
[INFO] [stderr]   Downloaded simplelog v0.10.0
[INFO] [stderr]   Downloaded tar v0.4.33
[INFO] [stderr]   Downloaded subtle v2.4.0
[INFO] [stderr]   Downloaded bytefmt v0.1.7
[INFO] [stderr]   Downloaded sharded-slab v0.1.1
[INFO] [stderr]   Downloaded addr2line v0.15.1
[INFO] [stderr]   Downloaded rustc-demangle v0.1.19
[INFO] [stderr]   Downloaded backtrace v0.3.59
[INFO] [stderr]   Downloaded tracing-subscriber v0.2.18
[INFO] [stderr]   Downloaded ron v0.6.4
[INFO] [stderr]   Downloaded syn v1.0.72
[INFO] [stderr]   Downloaded blake3 v0.3.7
[INFO] [stderr]   Downloaded object v0.24.0
[INFO] [stderr]   Downloaded bstr v0.2.16
[INFO] [stderr]   Downloaded gimli v0.24.0
[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b95c2b86eb4503d88262f322c83049c93addea5045e6aa970812f59bd29990f7
[INFO] running `Command { std: "docker" "start" "-a" "b95c2b86eb4503d88262f322c83049c93addea5045e6aa970812f59bd29990f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b95c2b86eb4503d88262f322c83049c93addea5045e6aa970812f59bd29990f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b95c2b86eb4503d88262f322c83049c93addea5045e6aa970812f59bd29990f7", kill_on_drop: false }`
[INFO] [stdout] b95c2b86eb4503d88262f322c83049c93addea5045e6aa970812f59bd29990f7
[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=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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ecc130bcb7f1aeebf6198d112c84d66d00d5b6f7a18707131cbad6c084e9109c
[INFO] running `Command { std: "docker" "start" "-a" "ecc130bcb7f1aeebf6198d112c84d66d00d5b6f7a18707131cbad6c084e9109c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]     Checking sharded-slab v0.1.1
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]    Compiling crossbeam-utils v0.8.4
[INFO] [stderr]    Compiling eyre v0.6.5
[INFO] [stderr]     Checking gimli v0.24.0
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking rustc-demangle v0.1.19
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking owo-colors v1.3.0
[INFO] [stderr]     Checking object v0.24.0
[INFO] [stderr]     Checking subtle v2.4.0
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking globset v0.4.6
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking dircpy-stable v0.3.5
[INFO] [stderr]     Checking bytefmt v0.1.7
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling backtrace v0.3.59
[INFO] [stderr]    Compiling blake3 v0.3.7
[INFO] [stderr]     Checking tracing-subscriber v0.2.18
[INFO] [stderr]     Checking ignore v0.4.17
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking filetime v0.2.14
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking tar v0.4.33
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking simplelog v0.10.0
[INFO] [stderr]     Checking addr2line v0.15.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking tracing-error v0.1.2
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking color-spantrace v0.1.6
[INFO] [stderr]     Checking color-eyre v0.5.11
[INFO] [stderr]     Checking serde v1.0.126
[INFO] [stderr]     Checking ron v0.6.4
[INFO] [stderr]     Checking folca v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.86s
[INFO] running `Command { std: "docker" "inspect" "ecc130bcb7f1aeebf6198d112c84d66d00d5b6f7a18707131cbad6c084e9109c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecc130bcb7f1aeebf6198d112c84d66d00d5b6f7a18707131cbad6c084e9109c", kill_on_drop: false }`
[INFO] [stdout] ecc130bcb7f1aeebf6198d112c84d66d00d5b6f7a18707131cbad6c084e9109c