[INFO] cloning repository https://github.com/tmikus/rust-with-python
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tmikus/rust-with-python" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftmikus%2Frust-with-python", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftmikus%2Frust-with-python'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c1695d48ad26675efa876f5f7992e375cfa25fee
[INFO] building tmikus/rust-with-python against try#0179c3cb935eb588d407cb784f436ae84d99db5c for pr-107620-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftmikus%2Frust-with-python" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tmikus/rust-with-python on toolchain 0179c3cb935eb588d407cb784f436ae84d99db5c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0179c3cb935eb588d407cb784f436ae84d99db5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tmikus/rust-with-python
[INFO] finished tweaking git repo https://github.com/tmikus/rust-with-python
[INFO] tweaked toml for git repo https://github.com/tmikus/rust-with-python written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/tmikus/rust-with-python 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" "+0179c3cb935eb588d407cb784f436ae84d99db5c" "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@sha256:3d532c2baa59a8a48e45c3be7eb049f77ac5a58a7a6514a58a8e878df1c3d03d" "/opt/rustwide/cargo-home/bin/cargo" "+0179c3cb935eb588d407cb784f436ae84d99db5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 000294110dfeaf64d4ac62fcb2722aa90fa8c00642f44bf32f1d153b9b7a9df4
[INFO] running `Command { std: "docker" "start" "-a" "000294110dfeaf64d4ac62fcb2722aa90fa8c00642f44bf32f1d153b9b7a9df4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "000294110dfeaf64d4ac62fcb2722aa90fa8c00642f44bf32f1d153b9b7a9df4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "000294110dfeaf64d4ac62fcb2722aa90fa8c00642f44bf32f1d153b9b7a9df4", kill_on_drop: false }`
[INFO] [stdout] 000294110dfeaf64d4ac62fcb2722aa90fa8c00642f44bf32f1d153b9b7a9df4
[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@sha256:3d532c2baa59a8a48e45c3be7eb049f77ac5a58a7a6514a58a8e878df1c3d03d" "/opt/rustwide/cargo-home/bin/cargo" "+0179c3cb935eb588d407cb784f436ae84d99db5c" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 902484a99555d0bc76517f0d2df47edbe11fc9c0f7dd7a94076b679c6f13e465
[INFO] running `Command { std: "docker" "start" "-a" "902484a99555d0bc76517f0d2df47edbe11fc9c0f7dd7a94076b679c6f13e465", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling pyo3-build-config v0.15.1
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]    Compiling once_cell v1.9.0
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling smallvec v1.7.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling unindent v0.1.7
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling base_classifier v0.1.0 (/opt/rustwide/workdir/base_classifier)
[INFO] [stdout] warning: fields `classifications` and `message` are never read
[INFO] [stdout]  --> base_classifier/src/classified_message.rs:3:3
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct ClassifiedMessage<'a> {
[INFO] [stdout]   |            ----------------- fields in this struct
[INFO] [stdout] 3 |   classifications: Vec<String>,
[INFO] [stdout]   |   ^^^^^^^^^^^^^^^
[INFO] [stdout] 4 |   message: &'a str,
[INFO] [stdout]   |   ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ClassifiedMessage` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rust_classifier v0.1.0 (/opt/rustwide/workdir/rust_classifier)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling pyo3 v0.15.1
[INFO] [stderr]    Compiling paste v0.1.18
[INFO] [stderr]    Compiling pyo3-macros-backend v0.15.1
[INFO] [stderr]    Compiling indoc-impl v0.3.6
[INFO] [stderr]    Compiling indoc v0.3.6
[INFO] [stderr]    Compiling pyo3-macros v0.15.1
[INFO] [stderr]    Compiling python_classifier v0.1.0 (/opt/rustwide/workdir/python_classifier)
[INFO] [stdout] warning: unused import: `std::borrow::Cow`
[INFO] [stdout]  --> python_classifier/src/test_classifier.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::borrow::Cow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]  --> python_classifier/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod test_classifier;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `IntoPyDict`, `PyString`
[INFO] [stdout]  --> python_classifier/src/test_classifier.rs:6:19
[INFO] [stdout]   |
[INFO] [stdout] 6 | use pyo3::types::{IntoPyDict, PyModule, PyString};
[INFO] [stdout]   |                   ^^^^^^^^^^            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]  --> python_classifier/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod test_classifier;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling client v0.1.0 (/opt/rustwide/workdir/client)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.05s
[INFO] running `Command { std: "docker" "inspect" "902484a99555d0bc76517f0d2df47edbe11fc9c0f7dd7a94076b679c6f13e465", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "902484a99555d0bc76517f0d2df47edbe11fc9c0f7dd7a94076b679c6f13e465", kill_on_drop: false }`
[INFO] [stdout] 902484a99555d0bc76517f0d2df47edbe11fc9c0f7dd7a94076b679c6f13e465
[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@sha256:3d532c2baa59a8a48e45c3be7eb049f77ac5a58a7a6514a58a8e878df1c3d03d" "/opt/rustwide/cargo-home/bin/cargo" "+0179c3cb935eb588d407cb784f436ae84d99db5c" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dcc086acf45fb0cd9f6349e8c93156f0a6b3aa12dcd0f1e3155dc7bf8d18d6c7
[INFO] running `Command { std: "docker" "start" "-a" "dcc086acf45fb0cd9f6349e8c93156f0a6b3aa12dcd0f1e3155dc7bf8d18d6c7", kill_on_drop: false }`
[INFO] [stdout] warning: fields `classifications` and `message` are never read
[INFO] [stdout]  --> base_classifier/src/classified_message.rs:3:3
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct ClassifiedMessage<'a> {
[INFO] [stdout]   |            ----------------- fields in this struct
[INFO] [stdout] 3 |   classifications: Vec<String>,
[INFO] [stdout]   |   ^^^^^^^^^^^^^^^
[INFO] [stdout] 4 |   message: &'a str,
[INFO] [stdout]   |   ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ClassifiedMessage` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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]    Compiling rust_classifier v0.1.0 (/opt/rustwide/workdir/rust_classifier)
[INFO] [stderr]    Compiling base_classifier v0.1.0 (/opt/rustwide/workdir/base_classifier)
[INFO] [stdout] warning: unused import: `std::borrow::Cow`
[INFO] [stdout]  --> python_classifier/src/test_classifier.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::borrow::Cow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]  --> python_classifier/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod test_classifier;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `IntoPyDict`, `PyString`
[INFO] [stdout]  --> python_classifier/src/test_classifier.rs:6:19
[INFO] [stdout]   |
[INFO] [stdout] 6 | use pyo3::types::{IntoPyDict, PyModule, PyString};
[INFO] [stdout]   |                   ^^^^^^^^^^            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]  --> python_classifier/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod test_classifier;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling python_classifier v0.1.0 (/opt/rustwide/workdir/python_classifier)
[INFO] [stderr]    Compiling client v0.1.0 (/opt/rustwide/workdir/client)
[INFO] [stdout] warning: fields `classifications` and `message` are never read
[INFO] [stdout]  --> base_classifier/src/classified_message.rs:3:3
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct ClassifiedMessage<'a> {
[INFO] [stdout]   |            ----------------- fields in this struct
[INFO] [stdout] 3 |   classifications: Vec<String>,
[INFO] [stdout]   |   ^^^^^^^^^^^^^^^
[INFO] [stdout] 4 |   message: &'a str,
[INFO] [stdout]   |   ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ClassifiedMessage` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::Cow`
[INFO] [stdout]  --> python_classifier/src/test_classifier.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::borrow::Cow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `IntoPyDict`, `PyString`
[INFO] [stdout]  --> python_classifier/src/test_classifier.rs:6:19
[INFO] [stdout]   |
[INFO] [stdout] 6 | use pyo3::types::{IntoPyDict, PyModule, PyString};
[INFO] [stdout]   |                   ^^^^^^^^^^            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "dcc086acf45fb0cd9f6349e8c93156f0a6b3aa12dcd0f1e3155dc7bf8d18d6c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcc086acf45fb0cd9f6349e8c93156f0a6b3aa12dcd0f1e3155dc7bf8d18d6c7", kill_on_drop: false }`
[INFO] [stdout] dcc086acf45fb0cd9f6349e8c93156f0a6b3aa12dcd0f1e3155dc7bf8d18d6c7