[INFO] fetching crate cargo-nix 0.1.0-mvp...
[INFO] checking cargo-nix-0.1.0-mvp against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] extracting crate cargo-nix 0.1.0-mvp into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate cargo-nix 0.1.0-mvp on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-nix 0.1.0-mvp
[INFO] finished tweaking crates.io crate cargo-nix 0.1.0-mvp
[INFO] tweaked toml for crates.io crate cargo-nix 0.1.0-mvp written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate cargo-nix 0.1.0-mvp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 03742029b0a71674543f67a564c906805d37dbcc8433174df47e21dc23cfd8ff
[INFO] running `Command { std: "docker" "start" "-a" "03742029b0a71674543f67a564c906805d37dbcc8433174df47e21dc23cfd8ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03742029b0a71674543f67a564c906805d37dbcc8433174df47e21dc23cfd8ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03742029b0a71674543f67a564c906805d37dbcc8433174df47e21dc23cfd8ff", kill_on_drop: false }`
[INFO] [stdout] 03742029b0a71674543f67a564c906805d37dbcc8433174df47e21dc23cfd8ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a03b9b5eede145ebae68e919b46915bfe48bcebabf6492ed787a0bd8f6ebf2a1
[INFO] running `Command { std: "docker" "start" "-a" "a03b9b5eede145ebae68e919b46915bfe48bcebabf6492ed787a0bd8f6ebf2a1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.122
[INFO] [stderr]    Compiling serde v1.0.122
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking indenter v0.3.2
[INFO] [stderr]     Checking object v0.23.0
[INFO] [stderr]     Checking chunked_transfer v1.3.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling ring v0.16.19
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking thread_local v1.1.2
[INFO] [stderr]     Checking tinyvec v1.1.0
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]     Checking textwrap v0.12.1
[INFO] [stderr]     Checking log v0.4.13
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking filetime v0.2.14
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking sharded-slab v0.1.1
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking form_urlencoded v1.0.0
[INFO] [stderr]     Checking eyre v0.6.5
[INFO] [stderr]     Checking rand_core v0.6.1
[INFO] [stderr]     Checking tar v0.4.30
[INFO] [stderr]     Checking tracing-log v0.1.1
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking flate2 v1.0.19
[INFO] [stderr]     Checking unicode-normalization v0.1.16
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]     Checking rand v0.8.2
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rustls v0.19.0
[INFO] [stderr]     Checking webpki-roots v0.21.0
[INFO] [stderr]     Checking url v2.2.0
[INFO] [stderr]     Checking addr2line v0.14.1
[INFO] [stderr]     Checking backtrace v0.3.56
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]     Checking tracing v0.1.22
[INFO] [stderr]     Checking clap v3.0.0-beta.2
[INFO] [stderr]     Checking tracing-serde v0.1.2
[INFO] [stderr]     Checking tracing-subscriber v0.2.15
[INFO] [stderr]     Checking ureq v2.0.1
[INFO] [stderr]     Checking tracing-error v0.1.2
[INFO] [stderr]     Checking color-spantrace v0.1.6
[INFO] [stderr]     Checking color-eyre v0.5.10
[INFO] [stderr]     Checking cargo-nix v0.1.0-mvp (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.66s
[INFO] running `Command { std: "docker" "inspect" "a03b9b5eede145ebae68e919b46915bfe48bcebabf6492ed787a0bd8f6ebf2a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a03b9b5eede145ebae68e919b46915bfe48bcebabf6492ed787a0bd8f6ebf2a1", kill_on_drop: false }`
[INFO] [stdout] a03b9b5eede145ebae68e919b46915bfe48bcebabf6492ed787a0bd8f6ebf2a1