[INFO] fetching crate rithm 14.6.0...
[INFO] building rithm-14.6.0 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate rithm 14.6.0 into /workspace/builds/worker-3-tc1/source
[INFO] removed /workspace/builds/worker-3-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-3-tc1/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-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rithm 14.6.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pyo3-build-config v0.23.5
[INFO] [stderr]   Downloaded traiter v4.0.0
[INFO] [stderr]   Downloaded pyo3-macros v0.23.5
[INFO] [stderr]   Downloaded pyo3-macros-backend v0.23.5
[INFO] [stderr]   Downloaded pyo3-ffi v0.23.5
[INFO] [stderr]   Downloaded pyo3 v0.23.5
[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] e93ab66618115d79cf4a6cfb50a2ca9a03cef9e97d5e68f6b5e3e8d9b31107f8
[INFO] running `Command { std: "docker" "start" "-a" "e93ab66618115d79cf4a6cfb50a2ca9a03cef9e97d5e68f6b5e3e8d9b31107f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e93ab66618115d79cf4a6cfb50a2ca9a03cef9e97d5e68f6b5e3e8d9b31107f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e93ab66618115d79cf4a6cfb50a2ca9a03cef9e97d5e68f6b5e3e8d9b31107f8", kill_on_drop: false }`
[INFO] [stdout] e93ab66618115d79cf4a6cfb50a2ca9a03cef9e97d5e68f6b5e3e8d9b31107f8
[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] dfb99c876882c57057f14287a5557ac13f5a437726f0af36997dd4d3079f1e2d
[INFO] running `Command { std: "docker" "start" "-a" "dfb99c876882c57057f14287a5557ac13f5a437726f0af36997dd4d3079f1e2d", 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 6.02s
[INFO] running `Command { std: "docker" "inspect" "dfb99c876882c57057f14287a5557ac13f5a437726f0af36997dd4d3079f1e2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfb99c876882c57057f14287a5557ac13f5a437726f0af36997dd4d3079f1e2d", kill_on_drop: false }`
[INFO] [stdout] dfb99c876882c57057f14287a5557ac13f5a437726f0af36997dd4d3079f1e2d
[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] 0560137e41c85b5284fb65b136ec085b253ed62d2c1bf5ffd74c0c2237cb7351
[INFO] running `Command { std: "docker" "start" "-a" "0560137e41c85b5284fb65b136ec085b253ed62d2c1bf5ffd74c0c2237cb7351", 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 2.37s
[INFO] running `Command { std: "docker" "inspect" "0560137e41c85b5284fb65b136ec085b253ed62d2c1bf5ffd74c0c2237cb7351", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0560137e41c85b5284fb65b136ec085b253ed62d2c1bf5ffd74c0c2237cb7351", kill_on_drop: false }`
[INFO] [stdout] 0560137e41c85b5284fb65b136ec085b253ed62d2c1bf5ffd74c0c2237cb7351