[INFO] fetching crate rustpy 0.3.0...
[INFO] checking rustpy-0.3.0 against try#de0e80659cee4f27282e60d63bbb8c5271a0d147 for pr-129392
[INFO] extracting crate rustpy 0.3.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate rustpy 0.3.0 on toolchain de0e80659cee4f27282e60d63bbb8c5271a0d147
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate rustpy 0.3.0
[INFO] finished tweaking crates.io crate rustpy 0.3.0
[INFO] tweaked toml for crates.io crate rustpy 0.3.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 34 packages to latest compatible versions
[INFO] [stderr]       Adding indoc v1.0.9 (latest: v2.0.5)
[INFO] [stderr]       Adding memoffset v0.8.0 (latest: v0.9.1)
[INFO] [stderr]       Adding pyo3 v0.18.3 (latest: v0.22.2)
[INFO] [stderr]       Adding pyo3-build-config v0.18.3 (latest: v0.22.2)
[INFO] [stderr]       Adding pyo3-ffi v0.18.3 (latest: v0.22.2)
[INFO] [stderr]       Adding pyo3-macros v0.18.3 (latest: v0.22.2)
[INFO] [stderr]       Adding pyo3-macros-backend v0.18.3 (latest: v0.22.2)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.77)
[INFO] [stderr]       Adding unindent v0.1.11 (latest: v0.2.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c31662a7517c9f3ab706612bea6a77466c3629ebfe13811928468dfa3609fc9a
[INFO] running `Command { std: "docker" "start" "-a" "c31662a7517c9f3ab706612bea6a77466c3629ebfe13811928468dfa3609fc9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c31662a7517c9f3ab706612bea6a77466c3629ebfe13811928468dfa3609fc9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c31662a7517c9f3ab706612bea6a77466c3629ebfe13811928468dfa3609fc9a", kill_on_drop: false }`
[INFO] [stdout] c31662a7517c9f3ab706612bea6a77466c3629ebfe13811928468dfa3609fc9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 459351f51f37d5d8c1e835391db5913c1e6d1f420165a245cdf0f08de481dc02
[INFO] running `Command { std: "docker" "start" "-a" "459351f51f37d5d8c1e835391db5913c1e6d1f420165a245cdf0f08de481dc02", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking unindent v0.1.11
[INFO] [stderr]    Compiling indoc v1.0.9
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling pyo3-build-config v0.18.3
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling pyo3-ffi v0.18.3
[INFO] [stderr]    Compiling pyo3 v0.18.3
[INFO] [stderr]    Compiling rustpy v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling pyo3-macros-backend v0.18.3
[INFO] [stderr]    Compiling pyo3-macros v0.18.3
[INFO] [stdout] warning: function `are_strings_equal` is never used
[INFO] [stdout]     --> src/lib.rs:1877:10
[INFO] [stdout]      |
[INFO] [stdout] 1877 | const fn are_strings_equal(first: &str, second: &str) -> bool {
[INFO] [stdout]      |          ^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `are_strings_equal` is never used
[INFO] [stdout]     --> src/lib.rs:1877:10
[INFO] [stdout]      |
[INFO] [stdout] 1877 | const fn are_strings_equal(first: &str, second: &str) -> bool {
[INFO] [stdout]      |          ^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.89s
[INFO] running `Command { std: "docker" "inspect" "459351f51f37d5d8c1e835391db5913c1e6d1f420165a245cdf0f08de481dc02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "459351f51f37d5d8c1e835391db5913c1e6d1f420165a245cdf0f08de481dc02", kill_on_drop: false }`
[INFO] [stdout] 459351f51f37d5d8c1e835391db5913c1e6d1f420165a245cdf0f08de481dc02