[INFO] fetching crate postform_rtt 0.5.0...
[INFO] checking postform_rtt-0.5.0 against try#dbe54b90b471ee86a3b006973bf90c6cbb93415f for pr-102091
[INFO] extracting crate postform_rtt 0.5.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate postform_rtt 0.5.0 on toolchain dbe54b90b471ee86a3b006973bf90c6cbb93415f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dbe54b90b471ee86a3b006973bf90c6cbb93415f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate postform_rtt 0.5.0
[INFO] finished tweaking crates.io crate postform_rtt 0.5.0
[INFO] tweaked toml for crates.io crate postform_rtt 0.5.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate postform_rtt 0.5.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dbe54b90b471ee86a3b006973bf90c6cbb93415f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:06bd2dc561ac9b9120e7d8112cca06cd3b1bded0ddb8515a4f6a39439d56c944" "/opt/rustwide/cargo-home/bin/cargo" "+dbe54b90b471ee86a3b006973bf90c6cbb93415f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 099989d2924387825e4f26e83091329c6a16801203d6acf618608c5f4bc754af
[INFO] running `Command { std: "docker" "start" "-a" "099989d2924387825e4f26e83091329c6a16801203d6acf618608c5f4bc754af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "099989d2924387825e4f26e83091329c6a16801203d6acf618608c5f4bc754af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "099989d2924387825e4f26e83091329c6a16801203d6acf618608c5f4bc754af", kill_on_drop: false }`
[INFO] [stdout] 099989d2924387825e4f26e83091329c6a16801203d6acf618608c5f4bc754af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:06bd2dc561ac9b9120e7d8112cca06cd3b1bded0ddb8515a4f6a39439d56c944" "/opt/rustwide/cargo-home/bin/cargo" "+dbe54b90b471ee86a3b006973bf90c6cbb93415f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8b4d349a39684c13a809862e4b153f38dd8c663e1b51b4bf254e95d012d807d
[INFO] running `Command { std: "docker" "start" "-a" "d8b4d349a39684c13a809862e4b153f38dd8c663e1b51b4bf254e95d012d807d", kill_on_drop: false }`
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[INFO] [stderr]    Compiling postform_decoder v0.5.0
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[INFO] [stderr]     Checking probe-rs-rtt v0.11.0
[INFO] [stderr]     Checking gdb-server v0.11.0
[INFO] [stderr]     Checking postform_rtt v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 06s
[INFO] running `Command { std: "docker" "inspect" "d8b4d349a39684c13a809862e4b153f38dd8c663e1b51b4bf254e95d012d807d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8b4d349a39684c13a809862e4b153f38dd8c663e1b51b4bf254e95d012d807d", kill_on_drop: false }`
[INFO] [stdout] d8b4d349a39684c13a809862e4b153f38dd8c663e1b51b4bf254e95d012d807d