[INFO] fetching crate cobalt-core 0.19.0...
[INFO] checking cobalt-core-0.19.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate cobalt-core 0.19.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate cobalt-core 0.19.0 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 cobalt-core 0.19.0
[INFO] finished tweaking crates.io crate cobalt-core 0.19.0
[INFO] tweaked toml for crates.io crate cobalt-core 0.19.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 70 packages
[INFO] [stderr]       Adding cobalt-config v0.19.0 (latest: v0.19.1)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding hashbrown v0.12.3 (latest: v0.14.3)
[INFO] [stderr]       Adding indexmap v1.9.3 (latest: v2.2.6)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.12.1)
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded ignore v0.4.22
[INFO] [stderr]   Downloaded cobalt-config v0.19.0
[INFO] [stderr]   Downloaded status v0.0.10
[INFO] [stderr]   Downloaded globset v0.4.14
[INFO] [stderr]   Downloaded bstr v1.9.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 54514e99d83a1ed9a7d988685e85722015b58a0c4a5e05b7dfe1f66064296279
[INFO] running `Command { std: "docker" "start" "-a" "54514e99d83a1ed9a7d988685e85722015b58a0c4a5e05b7dfe1f66064296279", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54514e99d83a1ed9a7d988685e85722015b58a0c4a5e05b7dfe1f66064296279", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54514e99d83a1ed9a7d988685e85722015b58a0c4a5e05b7dfe1f66064296279", kill_on_drop: false }`
[INFO] [stdout] 54514e99d83a1ed9a7d988685e85722015b58a0c4a5e05b7dfe1f66064296279
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 4f1a6f56508a568e4d2bfe9f9af524cf4df51d00f4ab054b5de14ce5e5d05778
[INFO] running `Command { std: "docker" "start" "-a" "4f1a6f56508a568e4d2bfe9f9af524cf4df51d00f4ab054b5de14ce5e5d05778", kill_on_drop: false }`
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling time-macros v0.2.17
[INFO] [stderr]     Checking bstr v1.9.1
[INFO] [stderr]     Checking unsafe-libyaml v0.2.11
[INFO] [stderr]     Checking anymap2 v0.13.0
[INFO] [stderr]     Checking deunicode v1.4.3
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking status v0.0.10
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]     Checking pest v2.7.9
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking time v0.3.34
[INFO] [stderr]    Compiling pest_meta v2.7.9
[INFO] [stderr]    Compiling pest_generator v2.7.9
[INFO] [stderr]    Compiling pest_derive v2.7.9
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking globset v0.4.14
[INFO] [stderr]     Checking ignore v0.4.22
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking kstring v2.0.0
[INFO] [stderr]     Checking serde_yaml v0.9.34+deprecated
[INFO] [stderr]     Checking relative-path v1.9.2
[INFO] [stderr]     Checking liquid-core v0.26.4
[INFO] [stderr]     Checking cobalt-config v0.19.0
[INFO] [stderr]     Checking cobalt-core v0.19.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.53s
[INFO] running `Command { std: "docker" "inspect" "4f1a6f56508a568e4d2bfe9f9af524cf4df51d00f4ab054b5de14ce5e5d05778", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f1a6f56508a568e4d2bfe9f9af524cf4df51d00f4ab054b5de14ce5e5d05778", kill_on_drop: false }`
[INFO] [stdout] 4f1a6f56508a568e4d2bfe9f9af524cf4df51d00f4ab054b5de14ce5e5d05778