[INFO] fetching crate algebraic-equation-over-finite-prime-field 0.2.1...
[INFO] checking algebraic-equation-over-finite-prime-field-0.2.1 against master#4cf5f9580233c36f6bc8db76e282ba8a1c1ea491 for pr-154585
[INFO] extracting crate algebraic-equation-over-finite-prime-field 0.2.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate algebraic-equation-over-finite-prime-field 0.2.1
[INFO] finished tweaking crates.io crate algebraic-equation-over-finite-prime-field 0.2.1
[INFO] tweaked toml for crates.io crate algebraic-equation-over-finite-prime-field 0.2.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate algebraic-equation-over-finite-prime-field 0.2.1 on toolchain 4cf5f9580233c36f6bc8db76e282ba8a1c1ea491
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4cf5f9580233c36f6bc8db76e282ba8a1c1ea491" "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" "+4cf5f9580233c36f6bc8db76e282ba8a1c1ea491" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 40 packages to latest compatible versions
[INFO] [stderr]       Adding polynomial-over-finite-prime-field v0.3.2 (available: v0.5.1)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.10.0)
[INFO] [stderr]       Adding ring-algorithm v0.4.5 (available: v0.8.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4cf5f9580233c36f6bc8db76e282ba8a1c1ea491" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded primal v0.3.3
[INFO] [stderr]   Downloaded hamming v0.1.3
[INFO] [stderr]   Downloaded modulo-n-tools v0.2.0
[INFO] [stderr]   Downloaded polynomial-over-finite-prime-field v0.3.2
[INFO] [stderr]   Downloaded az v1.3.0
[INFO] [stderr]   Downloaded primal-bit v0.3.2
[INFO] [stderr]   Downloaded primal-sieve v0.3.7
[INFO] [stderr]   Downloaded ring-algorithm v0.4.5
[INFO] [stderr]   Downloaded primal-estimate v0.3.3
[INFO] [stderr]   Downloaded rug v1.29.0
[INFO] [stderr]   Downloaded gmp-mpfr-sys v1.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+4cf5f9580233c36f6bc8db76e282ba8a1c1ea491" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6757a4026f6bf314a93ee91bf21754378fd412e28124d013565e3a5ca7d4023c
[INFO] running `Command { std: "docker" "start" "-a" "6757a4026f6bf314a93ee91bf21754378fd412e28124d013565e3a5ca7d4023c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6757a4026f6bf314a93ee91bf21754378fd412e28124d013565e3a5ca7d4023c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6757a4026f6bf314a93ee91bf21754378fd412e28124d013565e3a5ca7d4023c", kill_on_drop: false }`
[INFO] [stdout] 6757a4026f6bf314a93ee91bf21754378fd412e28124d013565e3a5ca7d4023c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+4cf5f9580233c36f6bc8db76e282ba8a1c1ea491" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e6706811fd4a1a3ee7881a41a01388512b2507aa4b81247249d45cee44c581e1
[INFO] running `Command { std: "docker" "start" "-a" "e6706811fd4a1a3ee7881a41a01388512b2507aa4b81247249d45cee44c581e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.7.0
[INFO] [stderr]    Compiling rug v1.29.0
[INFO] [stderr]     Checking az v1.3.0
[INFO] [stderr]     Checking hamming v0.1.3
[INFO] [stderr]     Checking primal-estimate v0.3.3
[INFO] [stderr]     Checking modulo-n-tools v0.2.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking primal-bit v0.3.2
[INFO] [stderr]     Checking primal-sieve v0.3.7
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking primal-check v0.3.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking primal v0.3.3
[INFO] [stderr]     Checking ring-algorithm v0.4.5
[INFO] [stderr]     Checking polynomial-over-finite-prime-field v0.3.2
[INFO] [stderr]     Checking algebraic-equation-over-finite-prime-field v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `SizedExt` is never used
[INFO] [stdout]   --> src/lib.rs:13:15
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub trait SizedExt: std::marker::Sized + std::fmt::Debug + std::fmt::Display {}
[INFO] [stdout]    |               ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `SizedExt` is never used
[INFO] [stdout]   --> src/lib.rs:13:15
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub trait SizedExt: std::marker::Sized + std::fmt::Debug + std::fmt::Display {}
[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 5m 07s
[INFO] running `Command { std: "docker" "inspect" "e6706811fd4a1a3ee7881a41a01388512b2507aa4b81247249d45cee44c581e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6706811fd4a1a3ee7881a41a01388512b2507aa4b81247249d45cee44c581e1", kill_on_drop: false }`
[INFO] [stdout] e6706811fd4a1a3ee7881a41a01388512b2507aa4b81247249d45cee44c581e1