[INFO] fetching crate cands_interface 0.1.5...
[INFO] checking cands_interface-0.1.5 against master#f167efad2f51088d86180ee89177b3d7c9e7c2f5 for pr-129543
[INFO] extracting crate cands_interface 0.1.5 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate cands_interface 0.1.5 on toolchain f167efad2f51088d86180ee89177b3d7c9e7c2f5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cands_interface 0.1.5
[INFO] finished tweaking crates.io crate cands_interface 0.1.5
[INFO] tweaked toml for crates.io crate cands_interface 0.1.5 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "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 50 packages to latest compatible versions
[INFO] [stderr]       Adding embedded-hal v0.2.7 (latest: v1.0.0)
[INFO] [stderr]       Adding linux-raw-sys v0.4.14 (latest: v0.6.5)
[INFO] [stderr]       Adding nb v0.1.3 (latest: v1.1.0)
[INFO] [stderr]       Adding rppal v0.18.0 (latest: v0.19.0)
[INFO] [stderr]       Adding windows-sys v0.52.0 (latest: v0.59.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "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 embedded-hal-nb v1.0.0
[INFO] [stderr]   Downloaded ftdi-embedded-hal v0.22.0
[INFO] [stderr]   Downloaded libftd2xx v0.32.5
[INFO] [stderr]   Downloaded ftdi-mpsse v0.1.1
[INFO] [stderr]   Downloaded rppal v0.18.0
[INFO] [stderr]   Downloaded libftd2xx-ffi v0.8.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2690c3068313525914afa776577a1fe6f4ba131aa36230923c8c076a5210c35f
[INFO] running `Command { std: "docker" "start" "-a" "2690c3068313525914afa776577a1fe6f4ba131aa36230923c8c076a5210c35f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2690c3068313525914afa776577a1fe6f4ba131aa36230923c8c076a5210c35f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2690c3068313525914afa776577a1fe6f4ba131aa36230923c8c076a5210c35f", kill_on_drop: false }`
[INFO] [stdout] 2690c3068313525914afa776577a1fe6f4ba131aa36230923c8c076a5210c35f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7eb3597ec4ceb9961ebf481fdcc65882202799b70dc977a889437777356452e8
[INFO] running `Command { std: "docker" "start" "-a" "7eb3597ec4ceb9961ebf481fdcc65882202799b70dc977a889437777356452e8", kill_on_drop: false }`
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking fastrand v2.1.1
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking event-listener v5.3.1
[INFO] [stderr]     Checking futures-lite v2.3.0
[INFO] [stderr]     Checking event-listener-strategy v0.5.2
[INFO] [stderr]     Checking async-lock v3.4.0
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking polling v3.7.3
[INFO] [stderr]     Checking async-io v2.3.4
[INFO] [stderr]     Checking cands_interface v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.54s
[INFO] running `Command { std: "docker" "inspect" "7eb3597ec4ceb9961ebf481fdcc65882202799b70dc977a889437777356452e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7eb3597ec4ceb9961ebf481fdcc65882202799b70dc977a889437777356452e8", kill_on_drop: false }`
[INFO] [stdout] 7eb3597ec4ceb9961ebf481fdcc65882202799b70dc977a889437777356452e8