[INFO] fetching crate zkpolynomial 0.1.3...
[INFO] building zkpolynomial-0.1.3 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate zkpolynomial 0.1.3 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate zkpolynomial 0.1.3
[INFO] finished tweaking crates.io crate zkpolynomial 0.1.3
[INFO] tweaked toml for crates.io crate zkpolynomial 0.1.3 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate zkpolynomial 0.1.3 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 43 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ark-std v0.5.0
[INFO] [stderr]   Downloaded ark-ec v0.5.0
[INFO] [stderr]   Downloaded ark-ff-macros v0.5.0
[INFO] [stderr]   Downloaded ark-ff v0.5.0
[INFO] [stderr]   Downloaded ark-ff-asm v0.5.0
[INFO] [stderr]   Downloaded ark-serialize-derive v0.5.0
[INFO] [stderr]   Downloaded ark-serialize v0.5.0
[INFO] [stderr]   Downloaded educe v0.6.0
[INFO] [stderr]   Downloaded ark-bn254 v0.5.0
[INFO] [stderr]   Downloaded ark-poly v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36e7cdaa88650f3c215066b1377ab8bfb7adb8d73613963e8edb73c4c0aaec7f
[INFO] running `Command { std: "docker" "start" "-a" "36e7cdaa88650f3c215066b1377ab8bfb7adb8d73613963e8edb73c4c0aaec7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36e7cdaa88650f3c215066b1377ab8bfb7adb8d73613963e8edb73c4c0aaec7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36e7cdaa88650f3c215066b1377ab8bfb7adb8d73613963e8edb73c4c0aaec7f", kill_on_drop: false }`
[INFO] [stdout] 36e7cdaa88650f3c215066b1377ab8bfb7adb8d73613963e8edb73c4c0aaec7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3574fbe2d95ced342207e3dd7c777771ecb3c1f24be77d4d3ff52dc19a0a2c6
[INFO] running `Command { std: "docker" "start" "-a" "a3574fbe2d95ced342207e3dd7c777771ecb3c1f24be77d4d3ff52dc19a0a2c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling ark-std v0.5.0
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling enum-ordinalize-derive v4.3.1
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling ark-serialize-derive v0.5.0
[INFO] [stderr]    Compiling ark-ff-macros v0.5.0
[INFO] [stderr]    Compiling ark-ff-asm v0.5.0
[INFO] [stderr]    Compiling ark-serialize v0.5.0
[INFO] [stderr]    Compiling zeroize v1.8.2
[INFO] [stderr]    Compiling enum-ordinalize v4.3.0
[INFO] [stderr]    Compiling educe v0.6.0
[INFO] [stderr]    Compiling ark-ff v0.5.0
[INFO] [stderr]    Compiling ark-poly v0.5.0
[INFO] [stderr]    Compiling ark-ec v0.5.0
[INFO] [stderr]    Compiling ark-bn254 v0.5.0
[INFO] [stderr]    Compiling zkpolynomial v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `polynomial` is never read
[INFO] [stdout]    --> src/lib.rs:223:17
[INFO] [stdout]     |
[INFO] [stdout] 223 |         let mut polynomial: Vec<Monomial<F>> = Vec::new();
[INFO] [stdout]     |                 ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.25s
[INFO] running `Command { std: "docker" "inspect" "a3574fbe2d95ced342207e3dd7c777771ecb3c1f24be77d4d3ff52dc19a0a2c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3574fbe2d95ced342207e3dd7c777771ecb3c1f24be77d4d3ff52dc19a0a2c6", kill_on_drop: false }`
[INFO] [stdout] a3574fbe2d95ced342207e3dd7c777771ecb3c1f24be77d4d3ff52dc19a0a2c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0840b9f8e0469eb2b052abc0b8c1e95997bf54dd8e79b4c9afc74f3a7e62fbb1
[INFO] running `Command { std: "docker" "start" "-a" "0840b9f8e0469eb2b052abc0b8c1e95997bf54dd8e79b4c9afc74f3a7e62fbb1", kill_on_drop: false }`
[INFO] [stderr]    Compiling zkpolynomial v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `polynomial` is never read
[INFO] [stdout]    --> src/lib.rs:223:17
[INFO] [stdout]     |
[INFO] [stdout] 223 |         let mut polynomial: Vec<Monomial<F>> = Vec::new();
[INFO] [stdout]     |                 ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `polynomial` is never read
[INFO] [stdout]    --> src/lib.rs:223:17
[INFO] [stdout]     |
[INFO] [stdout] 223 |         let mut polynomial: Vec<Monomial<F>> = Vec::new();
[INFO] [stdout]     |                 ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "0840b9f8e0469eb2b052abc0b8c1e95997bf54dd8e79b4c9afc74f3a7e62fbb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0840b9f8e0469eb2b052abc0b8c1e95997bf54dd8e79b4c9afc74f3a7e62fbb1", kill_on_drop: false }`
[INFO] [stdout] 0840b9f8e0469eb2b052abc0b8c1e95997bf54dd8e79b4c9afc74f3a7e62fbb1