[INFO] fetching crate proptest-state-machine 0.6.0...
[INFO] checking proptest-state-machine-0.6.0 against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] extracting crate proptest-state-machine 0.6.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate proptest-state-machine 0.6.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate proptest-state-machine 0.6.0
[INFO] tweaked toml for crates.io crate proptest-state-machine 0.6.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate proptest-state-machine 0.6.0 on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate proptest-state-machine 0.6.0 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4189562ebc81b515813e194f943dda59a6ae126be65043e5e8ba47581da51918
[INFO] running `Command { std: "docker" "start" "-a" "4189562ebc81b515813e194f943dda59a6ae126be65043e5e8ba47581da51918", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4189562ebc81b515813e194f943dda59a6ae126be65043e5e8ba47581da51918", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4189562ebc81b515813e194f943dda59a6ae126be65043e5e8ba47581da51918", kill_on_drop: false }`
[INFO] [stdout] 4189562ebc81b515813e194f943dda59a6ae126be65043e5e8ba47581da51918
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9c670a65a479c9cd0b99f7d8d42c2b8e1322c122dd26bb8e76ee9ee38c65266
[INFO] running `Command { std: "docker" "start" "-a" "d9c670a65a479c9cd0b99f7d8d42c2b8e1322c122dd26bb8e76ee9ee38c65266", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
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[INFO] [stderr]     Checking stable_deref_trait v1.2.1
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[INFO] [stderr]     Checking writeable v0.6.1
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[INFO] [stderr]     Checking smallvec v1.15.1
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[INFO] [stderr]     Checking linux-raw-sys v0.11.0
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[INFO] [stderr]     Checking proptest-state-machine v0.6.0 (/opt/rustwide/workdir)
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[INFO] [stderr]     Checking idna_adapter v1.2.1
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[INFO] [stdout] warning: field `resource_id` is never read
[INFO] [stdout]    --> examples/state_machine_echo_server.rs:352:13
[INFO] [stdout]     |
[INFO] [stdout] 350 |     pub struct ServerDialer {
[INFO] [stdout]     |                ------------ field in this struct
[INFO] [stdout] 351 |         pub address: SocketAddr,
[INFO] [stdout] 352 |         pub resource_id: ResourceId,
[INFO] [stdout]     |             ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `address` is never read
[INFO] [stdout]    --> examples/state_machine_echo_server.rs:366:13
[INFO] [stdout]     |
[INFO] [stdout] 365 |     pub struct ClientDialer {
[INFO] [stdout]     |                ------------ field in this struct
[INFO] [stdout] 366 |         pub address: SocketAddr,
[INFO] [stdout]     |             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.40s
[INFO] running `Command { std: "docker" "inspect" "d9c670a65a479c9cd0b99f7d8d42c2b8e1322c122dd26bb8e76ee9ee38c65266", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9c670a65a479c9cd0b99f7d8d42c2b8e1322c122dd26bb8e76ee9ee38c65266", kill_on_drop: false }`
[INFO] [stdout] d9c670a65a479c9cd0b99f7d8d42c2b8e1322c122dd26bb8e76ee9ee38c65266