[INFO] cloning repository https://github.com/drahnr/overlay-fs-gen
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/drahnr/overlay-fs-gen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrahnr%2Foverlay-fs-gen", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrahnr%2Foverlay-fs-gen'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d923033806877a2af1d2a504ec92f897b5721ea9
[INFO] checking drahnr/overlay-fs-gen against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrahnr%2Foverlay-fs-gen" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/drahnr/overlay-fs-gen
[INFO] finished tweaking git repo https://github.com/drahnr/overlay-fs-gen
[INFO] tweaked toml for git repo https://github.com/drahnr/overlay-fs-gen written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/drahnr/overlay-fs-gen 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 git repo https://github.com/drahnr/overlay-fs-gen 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 git repository `https://github.com/drahnr/libmount`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror v1.0.22
[INFO] [stderr]   Downloaded tracing-error v0.1.2
[INFO] [stderr]   Downloaded fs-err v2.5.0
[INFO] [stderr]   Downloaded once_cell v1.5.2
[INFO] [stderr]   Downloaded nix v0.16.1
[INFO] [stderr]   Downloaded tracing-attributes v0.1.11
[INFO] [stderr]   Downloaded sharded-slab v0.1.0
[INFO] [stderr]   Downloaded generator v0.6.23
[INFO] [stderr]   Downloaded addr2line v0.14.0
[INFO] [stderr]   Downloaded tracing-subscriber v0.2.15
[INFO] [stderr]   Downloaded loom v0.3.6
[INFO] [stderr]   Downloaded backtrace v0.3.54
[INFO] [stderr]   Downloaded thiserror-impl v1.0.22
[INFO] [stderr]   Downloaded indenter v0.3.0
[INFO] [stderr]   Downloaded owo-colors v1.1.3
[INFO] [stderr]   Downloaded cc v1.0.62
[INFO] [stderr]   Downloaded eyre v0.6.3
[INFO] [stderr]   Downloaded pin-project-lite v0.1.11
[INFO] [stderr]   Downloaded tracing v0.1.21
[INFO] [stderr]   Downloaded nix v0.19.0
[INFO] [stderr]   Downloaded object v0.22.0
[INFO] [stderr]   Downloaded color-spantrace v0.1.4
[INFO] [stderr]   Downloaded color-eyre v0.5.7
[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] fe8e34551fd83e1a97fa65e91bca658f898e6b8eca1e115bfa06bd0b3b9c58d2
[INFO] running `Command { std: "docker" "start" "-a" "fe8e34551fd83e1a97fa65e91bca658f898e6b8eca1e115bfa06bd0b3b9c58d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe8e34551fd83e1a97fa65e91bca658f898e6b8eca1e115bfa06bd0b3b9c58d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe8e34551fd83e1a97fa65e91bca658f898e6b8eca1e115bfa06bd0b3b9c58d2", kill_on_drop: false }`
[INFO] [stdout] fe8e34551fd83e1a97fa65e91bca658f898e6b8eca1e115bfa06bd0b3b9c58d2
[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] dd8bf03cba707c19a541bc4542e9846d8dd8f619e4c098319d8e25f7353c117d
[INFO] running `Command { std: "docker" "start" "-a" "dd8bf03cba707c19a541bc4542e9846d8dd8f619e4c098319d8e25f7353c117d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking sharded-slab v0.1.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking pin-project-lite v0.1.11
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]    Compiling eyre v0.6.3
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]    Compiling nix v0.16.1
[INFO] [stderr]     Checking object v0.22.0
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking indenter v0.3.0
[INFO] [stderr]     Checking fs-err v2.5.0
[INFO] [stderr]     Checking tracing-subscriber v0.2.15
[INFO] [stderr]     Checking owo-colors v1.1.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking nix v0.19.0
[INFO] [stderr]     Checking addr2line v0.14.0
[INFO] [stderr]     Checking backtrace v0.3.54
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]     Checking tracing v0.1.21
[INFO] [stderr]     Checking tracing-error v0.1.2
[INFO] [stderr]     Checking thiserror v1.0.22
[INFO] [stderr]     Checking libmount v0.1.15 (https://github.com/drahnr/libmount#43c86f1d)
[INFO] [stderr]     Checking color-spantrace v0.1.4
[INFO] [stderr]     Checking color-eyre v0.5.7
[INFO] [stderr]     Checking overlay-fs-gen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.49s
[INFO] running `Command { std: "docker" "inspect" "dd8bf03cba707c19a541bc4542e9846d8dd8f619e4c098319d8e25f7353c117d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd8bf03cba707c19a541bc4542e9846d8dd8f619e4c098319d8e25f7353c117d", kill_on_drop: false }`
[INFO] [stdout] dd8bf03cba707c19a541bc4542e9846d8dd8f619e4c098319d8e25f7353c117d