[INFO] fetching crate nspawn-lite 0.2.2...
[INFO] checking nspawn-lite-0.2.2 against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] extracting crate nspawn-lite 0.2.2 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate nspawn-lite 0.2.2
[INFO] finished tweaking crates.io crate nspawn-lite 0.2.2
[INFO] tweaked toml for crates.io crate nspawn-lite 0.2.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate nspawn-lite 0.2.2 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 nspawn-lite 0.2.2 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 version_check v0.9.2
[INFO] [stderr]   Downloaded time-macros v0.1.0
[INFO] [stderr]   Downloaded time-macros-impl v0.1.1
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.18
[INFO] [stderr]   Downloaded discard v1.0.4
[INFO] [stderr]   Downloaded base-x v0.2.6
[INFO] [stderr]   Downloaded stdweb-internal-runtime v0.1.5
[INFO] [stderr]   Downloaded strsim v0.8.0
[INFO] [stderr]   Downloaded const_fn v0.4.2
[INFO] [stderr]   Downloaded stdweb-internal-macros v0.2.9
[INFO] [stderr]   Downloaded ansi_term v0.11.0
[INFO] [stderr]   Downloaded time v0.2.17
[INFO] [stderr]   Downloaded cc v1.0.59
[INFO] [stderr]   Downloaded sha1 v0.6.0
[INFO] [stderr]   Downloaded syn v1.0.39
[INFO] [stderr]   Downloaded stdweb-derive v0.5.3
[INFO] [stderr]   Downloaded standback v0.2.10
[INFO] [stderr]   Downloaded stdweb v0.4.20
[INFO] [stderr]   Downloaded myutil v0.2.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 0c870828a89d7a77f8299d21502dd78cb26ec92f82c405cd3f7ac6700eec845b
[INFO] running `Command { std: "docker" "start" "-a" "0c870828a89d7a77f8299d21502dd78cb26ec92f82c405cd3f7ac6700eec845b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c870828a89d7a77f8299d21502dd78cb26ec92f82c405cd3f7ac6700eec845b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c870828a89d7a77f8299d21502dd78cb26ec92f82c405cd3f7ac6700eec845b", kill_on_drop: false }`
[INFO] [stdout] 0c870828a89d7a77f8299d21502dd78cb26ec92f82c405cd3f7ac6700eec845b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 93cf46e72ac66a9a36cbdb83e812837699f18f435c3fc6fe30e3b1a5e57ddf6f
[INFO] running `Command { std: "docker" "start" "-a" "93cf46e72ac66a9a36cbdb83e812837699f18f435c3fc6fe30e3b1a5e57ddf6f", kill_on_drop: false }`
[INFO] [stderr]    Compiling standback v0.2.10
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]    Compiling time v0.2.17
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]     Checking time-macros v0.1.0
[INFO] [stderr]     Checking myutil v0.2.4
[INFO] [stderr]     Checking nspawn-lite v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.93s
[INFO] running `Command { std: "docker" "inspect" "93cf46e72ac66a9a36cbdb83e812837699f18f435c3fc6fe30e3b1a5e57ddf6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93cf46e72ac66a9a36cbdb83e812837699f18f435c3fc6fe30e3b1a5e57ddf6f", kill_on_drop: false }`
[INFO] [stdout] 93cf46e72ac66a9a36cbdb83e812837699f18f435c3fc6fe30e3b1a5e57ddf6f