[INFO] fetching crate git-repo-language-trends 0.4.0... [INFO] checking git-repo-language-trends-0.4.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate git-repo-language-trends 0.4.0 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate git-repo-language-trends 0.4.0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate git-repo-language-trends 0.4.0 [INFO] finished tweaking crates.io crate git-repo-language-trends 0.4.0 [INFO] tweaked toml for crates.io crate git-repo-language-trends 0.4.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate crates.io crate git-repo-language-trends 0.4.0 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded predicates-core v1.0.1 [INFO] [stderr] Downloaded normalize-line-endings v0.3.0 [INFO] [stderr] Downloaded assert_cmd v1.0.2 [INFO] [stderr] Downloaded console v0.14.0 [INFO] [stderr] Downloaded treeline v0.1.0 [INFO] [stderr] Downloaded jobserver v0.1.21 [INFO] [stderr] Downloaded thread_local v1.1.2 [INFO] [stderr] Downloaded predicates-tree v1.0.1 [INFO] [stderr] Downloaded predicates v1.0.6 [INFO] [stderr] Downloaded git2 v0.13.16 [INFO] [stderr] Downloaded syn v1.0.59 [INFO] [stderr] Downloaded libz-sys v1.1.2 [INFO] [stderr] Downloaded libgit2-sys v0.12.18+1.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 57bbccf0497ae744a44715146b78d577cf7abc9ee04f23d015fb9c8b1502e8b1 [INFO] running `Command { std: "docker" "start" "-a" "57bbccf0497ae744a44715146b78d577cf7abc9ee04f23d015fb9c8b1502e8b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "57bbccf0497ae744a44715146b78d577cf7abc9ee04f23d015fb9c8b1502e8b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "57bbccf0497ae744a44715146b78d577cf7abc9ee04f23d015fb9c8b1502e8b1", kill_on_drop: false }` [INFO] [stdout] 57bbccf0497ae744a44715146b78d577cf7abc9ee04f23d015fb9c8b1502e8b1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3ddeccc1c9ebb01dff4f255f96c1c61084f38b15a651765fd0aca9887a721a8a [INFO] running `Command { std: "docker" "start" "-a" "3ddeccc1c9ebb01dff4f255f96c1c61084f38b15a651765fd0aca9887a721a8a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.82 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Checking once_cell v1.5.2 [INFO] [stderr] Compiling syn v1.0.59 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking regex-syntax v0.6.22 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Checking tinyvec v1.1.0 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling log v0.4.13 [INFO] [stderr] Checking form_urlencoded v1.0.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking predicates-core v1.0.1 [INFO] [stderr] Checking normalize-line-endings v0.3.0 [INFO] [stderr] Checking thread_local v1.1.2 [INFO] [stderr] Checking number_prefix v0.3.0 [INFO] [stderr] Checking treeline v0.1.0 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Checking predicates-tree v1.0.1 [INFO] [stderr] Checking unicode-normalization v0.1.16 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking terminal_size v0.1.16 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Compiling jobserver v0.1.21 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling cc v1.0.66 [INFO] [stderr] Checking float-cmp v0.8.0 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking url v2.2.0 [INFO] [stderr] Checking regex v1.4.3 [INFO] [stderr] Compiling libz-sys v1.1.2 [INFO] [stderr] Compiling libgit2-sys v0.12.18+1.1.0 [INFO] [stderr] Checking console v0.14.0 [INFO] [stderr] Checking predicates v1.0.6 [INFO] [stderr] Checking indicatif v0.15.0 [INFO] [stderr] Checking assert_cmd v1.0.2 [INFO] [stderr] Compiling structopt-derive v0.4.14 [INFO] [stderr] Checking git2 v0.13.16 [INFO] [stderr] Checking structopt v0.3.21 [INFO] [stderr] Checking git-repo-language-trends v0.4.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.52s [INFO] running `Command { std: "docker" "inspect" "3ddeccc1c9ebb01dff4f255f96c1c61084f38b15a651765fd0aca9887a721a8a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3ddeccc1c9ebb01dff4f255f96c1c61084f38b15a651765fd0aca9887a721a8a", kill_on_drop: false }` [INFO] [stdout] 3ddeccc1c9ebb01dff4f255f96c1c61084f38b15a651765fd0aca9887a721a8a