[INFO] fetching crate observable-property 0.2.1...
[INFO] building observable-property-0.2.1 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate observable-property 0.2.1 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate observable-property 0.2.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate observable-property 0.2.1
[INFO] tweaked toml for crates.io crate observable-property 0.2.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate observable-property 0.2.1 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate observable-property 0.2.1 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3db2bb6c4c25f46fe8a14728129c830b00b3d573c136311bbf1d614b37e9c80c
[INFO] running `Command { std: "docker" "start" "-a" "3db2bb6c4c25f46fe8a14728129c830b00b3d573c136311bbf1d614b37e9c80c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3db2bb6c4c25f46fe8a14728129c830b00b3d573c136311bbf1d614b37e9c80c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3db2bb6c4c25f46fe8a14728129c830b00b3d573c136311bbf1d614b37e9c80c", kill_on_drop: false }`
[INFO] [stdout] 3db2bb6c4c25f46fe8a14728129c830b00b3d573c136311bbf1d614b37e9c80c
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 25b52eb10afa7eb0f8b6173341298cee1e581603263e41a413b74fff05039c79
[INFO] running `Command { std: "docker" "start" "-a" "25b52eb10afa7eb0f8b6173341298cee1e581603263e41a413b74fff05039c79", kill_on_drop: false }`
[INFO] [stderr]    Compiling observable-property v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "25b52eb10afa7eb0f8b6173341298cee1e581603263e41a413b74fff05039c79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25b52eb10afa7eb0f8b6173341298cee1e581603263e41a413b74fff05039c79", kill_on_drop: false }`
[INFO] [stdout] 25b52eb10afa7eb0f8b6173341298cee1e581603263e41a413b74fff05039c79
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e876d2da21ab061466a473995bef5b8e90bb737f63cd5922a872717219e66ad1
[INFO] running `Command { std: "docker" "start" "-a" "e876d2da21ab061466a473995bef5b8e90bb737f63cd5922a872717219e66ad1", kill_on_drop: false }`
[INFO] [stderr]    Compiling observable-property v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `set_age` is never used
[INFO] [stdout]   --> examples/multithreaded.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Person {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 33 |     fn set_age(&self, new_age: i32) -> Result<(), observable_property::PropertyError> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.71s
[INFO] running `Command { std: "docker" "inspect" "e876d2da21ab061466a473995bef5b8e90bb737f63cd5922a872717219e66ad1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e876d2da21ab061466a473995bef5b8e90bb737f63cd5922a872717219e66ad1", kill_on_drop: false }`
[INFO] [stdout] e876d2da21ab061466a473995bef5b8e90bb737f63cd5922a872717219e66ad1