[INFO] fetching crate nusb 0.1.1...
[INFO] checking nusb-0.1.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate nusb 0.1.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate nusb 0.1.1 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 nusb 0.1.1
[INFO] finished tweaking crates.io crate nusb 0.1.1
[INFO] tweaked toml for crates.io crate nusb 0.1.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate nusb 0.1.1 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]  Downloading crates ...
[INFO] [stderr]   Downloaded cc v1.0.25
[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] bb049b48367da87ca3b96e2cb35f137977086528c9ea71907cac5d3b54bc6b23
[INFO] running `Command { std: "docker" "start" "-a" "bb049b48367da87ca3b96e2cb35f137977086528c9ea71907cac5d3b54bc6b23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb049b48367da87ca3b96e2cb35f137977086528c9ea71907cac5d3b54bc6b23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb049b48367da87ca3b96e2cb35f137977086528c9ea71907cac5d3b54bc6b23", kill_on_drop: false }`
[INFO] [stdout] bb049b48367da87ca3b96e2cb35f137977086528c9ea71907cac5d3b54bc6b23
[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] 2aa8602bee9a0a208519ec14f26fcfb4a30ecd3d079ad4b1647ccbdf9323b5f1
[INFO] running `Command { std: "docker" "start" "-a" "2aa8602bee9a0a208519ec14f26fcfb4a30ecd3d079ad4b1647ccbdf9323b5f1", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.6.3
[INFO] [stderr]    Compiling rustix v0.38.17
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]     Checking linux-raw-sys v0.4.8
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]     Checking waker-fn v1.1.1
[INFO] [stderr]     Checking parking v2.1.1
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking termcolor v1.3.0
[INFO] [stderr]     Checking atomic-waker v1.1.2
[INFO] [stderr]     Checking aho-corasick v1.1.1
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]     Checking regex-automata v0.3.8
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking nusb v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking regex v1.9.5
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.32s
[INFO] running `Command { std: "docker" "inspect" "2aa8602bee9a0a208519ec14f26fcfb4a30ecd3d079ad4b1647ccbdf9323b5f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2aa8602bee9a0a208519ec14f26fcfb4a30ecd3d079ad4b1647ccbdf9323b5f1", kill_on_drop: false }`
[INFO] [stdout] 2aa8602bee9a0a208519ec14f26fcfb4a30ecd3d079ad4b1647ccbdf9323b5f1