[INFO] fetching crate rust_observable 0.2.1...
[INFO] checking rust_observable-0.2.1 against try#3165a8314026cdff6b1df9de8759749f19d98623 for pr-133397-1
[INFO] extracting crate rust_observable 0.2.1 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate rust_observable 0.2.1 on toolchain 3165a8314026cdff6b1df9de8759749f19d98623
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3165a8314026cdff6b1df9de8759749f19d98623" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust_observable 0.2.1
[INFO] finished tweaking crates.io crate rust_observable 0.2.1
[INFO] tweaked toml for crates.io crate rust_observable 0.2.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3165a8314026cdff6b1df9de8759749f19d98623" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3165a8314026cdff6b1df9de8759749f19d98623" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+3165a8314026cdff6b1df9de8759749f19d98623" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 519125c8d48574fa387002585d2a0bbd69503e20bc3dba6d3934b5e99c579678
[INFO] running `Command { std: "docker" "start" "-a" "519125c8d48574fa387002585d2a0bbd69503e20bc3dba6d3934b5e99c579678", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "519125c8d48574fa387002585d2a0bbd69503e20bc3dba6d3934b5e99c579678", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "519125c8d48574fa387002585d2a0bbd69503e20bc3dba6d3934b5e99c579678", kill_on_drop: false }`
[INFO] [stdout] 519125c8d48574fa387002585d2a0bbd69503e20bc3dba6d3934b5e99c579678
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+3165a8314026cdff6b1df9de8759749f19d98623" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b28b3abc052cd58567545ea29290c2b7be3be478d51c387e13c9ac1a3c6f4524
[INFO] running `Command { std: "docker" "start" "-a" "b28b3abc052cd58567545ea29290c2b7be3be478d51c387e13c9ac1a3c6f4524", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling rust_observable_literal v0.1.0
[INFO] [stderr]     Checking rust_observable v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.51s
[INFO] running `Command { std: "docker" "inspect" "b28b3abc052cd58567545ea29290c2b7be3be478d51c387e13c9ac1a3c6f4524", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b28b3abc052cd58567545ea29290c2b7be3be478d51c387e13c9ac1a3c6f4524", kill_on_drop: false }`
[INFO] [stdout] b28b3abc052cd58567545ea29290c2b7be3be478d51c387e13c9ac1a3c6f4524