[INFO] fetching crate rithm 14.6.0...
[INFO] building rithm-14.6.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate rithm 14.6.0 into /workspace/builds/worker-3-tc2/source
[INFO] removed /workspace/builds/worker-3-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-3-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate rithm 14.6.0
[INFO] finished tweaking crates.io crate rithm 14.6.0
[INFO] tweaked toml for crates.io crate rithm 14.6.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rithm 14.6.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 20 packages to latest compatible versions
[INFO] [stderr]       Adding pyo3 v0.23.5 (available: v0.26.0)
[INFO] [stderr]       Adding pyo3-build-config v0.23.5 (available: v0.26.0)
[INFO] [stderr]       Adding pyo3-ffi v0.23.5 (available: v0.26.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc0d9f0f5bf38d70c0095c2d44213eb9f4a2d9cc67df87417be00834e836c8e2
[INFO] running `Command { std: "docker" "start" "-a" "bc0d9f0f5bf38d70c0095c2d44213eb9f4a2d9cc67df87417be00834e836c8e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc0d9f0f5bf38d70c0095c2d44213eb9f4a2d9cc67df87417be00834e836c8e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc0d9f0f5bf38d70c0095c2d44213eb9f4a2d9cc67df87417be00834e836c8e2", kill_on_drop: false }`
[INFO] [stdout] bc0d9f0f5bf38d70c0095c2d44213eb9f4a2d9cc67df87417be00834e836c8e2
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 346218fd39e1f48fae2c4f52b0455973259937e381e5c78b7bc3afb982359630
[INFO] running `Command { std: "docker" "start" "-a" "346218fd39e1f48fae2c4f52b0455973259937e381e5c78b7bc3afb982359630", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-lexicon v0.12.16
[INFO] [stderr]    Compiling traiter v4.0.0
[INFO] [stderr]    Compiling pyo3-build-config v0.23.5
[INFO] [stderr]    Compiling rithm v14.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated constant `MIN_EXP` is never used
[INFO] [stdout]    --> src/traits.rs:157:11
[INFO] [stdout]     |
[INFO] [stdout] 156 | pub trait MinExp {
[INFO] [stdout]     |           ------ associated constant in this trait
[INFO] [stdout] 157 |     const MIN_EXP: i32;
[INFO] [stdout]     |           ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.45s
[INFO] running `Command { std: "docker" "inspect" "346218fd39e1f48fae2c4f52b0455973259937e381e5c78b7bc3afb982359630", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "346218fd39e1f48fae2c4f52b0455973259937e381e5c78b7bc3afb982359630", kill_on_drop: false }`
[INFO] [stdout] 346218fd39e1f48fae2c4f52b0455973259937e381e5c78b7bc3afb982359630
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7a19a589d073d1fd4d8218f013f3287861b038ef70b02f8a243a256b7bf5b22
[INFO] running `Command { std: "docker" "start" "-a" "e7a19a589d073d1fd4d8218f013f3287861b038ef70b02f8a243a256b7bf5b22", kill_on_drop: false }`
[INFO] [stdout] warning: associated constant `MIN_EXP` is never used
[INFO] [stdout]    --> src/traits.rs:157:11
[INFO] [stdout]     |
[INFO] [stdout] 156 | pub trait MinExp {
[INFO] [stdout]     |           ------ associated constant in this trait
[INFO] [stdout] 157 |     const MIN_EXP: i32;
[INFO] [stdout]     |           ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rithm v14.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated constant `MIN_EXP` is never used
[INFO] [stdout]    --> src/traits.rs:157:11
[INFO] [stdout]     |
[INFO] [stdout] 156 | pub trait MinExp {
[INFO] [stdout]     |           ------ associated constant in this trait
[INFO] [stdout] 157 |     const MIN_EXP: i32;
[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 1.66s
[INFO] running `Command { std: "docker" "inspect" "e7a19a589d073d1fd4d8218f013f3287861b038ef70b02f8a243a256b7bf5b22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7a19a589d073d1fd4d8218f013f3287861b038ef70b02f8a243a256b7bf5b22", kill_on_drop: false }`
[INFO] [stdout] e7a19a589d073d1fd4d8218f013f3287861b038ef70b02f8a243a256b7bf5b22