[INFO] cloning repository https://github.com/koba-e964/rust-number-theory
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/koba-e964/rust-number-theory" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkoba-e964%2Frust-number-theory", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkoba-e964%2Frust-number-theory'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5cb8c18298be944fb75cf52aaa4191f8d284db1c
[INFO] checking koba-e964/rust-number-theory against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkoba-e964%2Frust-number-theory" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/koba-e964/rust-number-theory on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/koba-e964/rust-number-theory
[INFO] finished tweaking git repo https://github.com/koba-e964/rust-number-theory
[INFO] tweaked toml for git repo https://github.com/koba-e964/rust-number-theory written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/koba-e964/rust-number-theory 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8bc7ea18dd735024ed6f3567167c6cd04ccc9de59c2eaf99d39ba9c6fdb20221
[INFO] running `Command { std: "docker" "start" "-a" "8bc7ea18dd735024ed6f3567167c6cd04ccc9de59c2eaf99d39ba9c6fdb20221", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8bc7ea18dd735024ed6f3567167c6cd04ccc9de59c2eaf99d39ba9c6fdb20221", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bc7ea18dd735024ed6f3567167c6cd04ccc9de59c2eaf99d39ba9c6fdb20221", kill_on_drop: false }`
[INFO] [stdout] 8bc7ea18dd735024ed6f3567167c6cd04ccc9de59c2eaf99d39ba9c6fdb20221
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a59eee298d3d9b237e4036448968234ef98ab6ab6ef4ff0074cc90fc28166ff
[INFO] running `Command { std: "docker" "start" "-a" "4a59eee298d3d9b237e4036448968234ef98ab6ab6ef4ff0074cc90fc28166ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling serde v1.0.195
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking winnow v0.5.32
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]     Checking number-theory-elementary v0.1.0 (/opt/rustwide/workdir/number-theory-elementary)
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking indexmap v1.9.3
[INFO] [stderr]     Checking indexmap v2.1.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling serde_derive v1.0.195
[INFO] [stderr]     Checking num-complex v0.4.4
[INFO] [stderr]     Checking toml_datetime v0.6.5
[INFO] [stderr]     Checking serde_spanned v0.6.5
[INFO] [stderr]     Checking serde_yaml v0.8.26
[INFO] [stderr]     Checking toml_edit v0.21.0
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]     Checking number-theory-linear v0.1.0 (/opt/rustwide/workdir/number-theory-linear)
[INFO] [stderr]     Checking toml v0.8.8
[INFO] [stderr]     Checking rust-number-theory v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]    --> src/ideal.rs:147:32
[INFO] [stdout]     |
[INFO] [stdout] 147 | pub struct TwoElementFracIdeal(BigRational, Algebraic);
[INFO] [stdout]     |            ------------------- ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]    --> src/ideal.rs:147:32
[INFO] [stdout]     |
[INFO] [stdout] 147 | pub struct TwoElementFracIdeal(BigRational, Algebraic);
[INFO] [stdout]     |            ------------------- ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            fields in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing these fields
[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]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.11s
[INFO] running `Command { std: "docker" "inspect" "4a59eee298d3d9b237e4036448968234ef98ab6ab6ef4ff0074cc90fc28166ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a59eee298d3d9b237e4036448968234ef98ab6ab6ef4ff0074cc90fc28166ff", kill_on_drop: false }`
[INFO] [stdout] 4a59eee298d3d9b237e4036448968234ef98ab6ab6ef4ff0074cc90fc28166ff