[INFO] cloning repository https://github.com/prawnydagrate/numjj [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/prawnydagrate/numjj" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprawnydagrate%2Fnumjj", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprawnydagrate%2Fnumjj'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cae21b0bd917f0925c633f89da6e70fe47d4cb79 [INFO] checking prawnydagrate/numjj against try#5d96fa0e954d77528204a1ba3b8847ec083c779b for pr-153457 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprawnydagrate%2Fnumjj" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/prawnydagrate/numjj [INFO] finished tweaking git repo https://github.com/prawnydagrate/numjj [INFO] tweaked toml for git repo https://github.com/prawnydagrate/numjj written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/prawnydagrate/numjj on toolchain 5d96fa0e954d77528204a1ba3b8847ec083c779b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5d96fa0e954d77528204a1ba3b8847ec083c779b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/prawnydagrate/numjj 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" "+5d96fa0e954d77528204a1ba3b8847ec083c779b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+5d96fa0e954d77528204a1ba3b8847ec083c779b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b6985478b8c4b4faf13953fd246a92f9275c19320a3e90ecebc582ddd99a69b9 [INFO] running `Command { std: "docker" "start" "-a" "b6985478b8c4b4faf13953fd246a92f9275c19320a3e90ecebc582ddd99a69b9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b6985478b8c4b4faf13953fd246a92f9275c19320a3e90ecebc582ddd99a69b9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b6985478b8c4b4faf13953fd246a92f9275c19320a3e90ecebc582ddd99a69b9", kill_on_drop: false }` [INFO] [stdout] b6985478b8c4b4faf13953fd246a92f9275c19320a3e90ecebc582ddd99a69b9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+5d96fa0e954d77528204a1ba3b8847ec083c779b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 68b090794cd6724a10670f24e4b1ed5fb9087ac00c3844bda8ff5823c153b4ad [INFO] running `Command { std: "docker" "start" "-a" "68b090794cd6724a10670f24e4b1ed5fb9087ac00c3844bda8ff5823c153b4ad", kill_on_drop: false }` [INFO] [stderr] Checking numjj v0.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `write` [INFO] [stdout] --> src/lib.rs:1:22 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fmt::{self, write}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `write` [INFO] [stdout] --> src/lib.rs:1:22 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fmt::{self, write}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:33:13 [INFO] [stdout] | [INFO] [stdout] 33 | let mut q = vec![0; m - n + 1]; // (m-n+1)-word quotient [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:34:13 [INFO] [stdout] | [INFO] [stdout] 34 | let mut r = vec![0; n]; // n-word remainder [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:33:13 [INFO] [stdout] | [INFO] [stdout] 33 | let mut q = vec![0; m - n + 1]; // (m-n+1)-word quotient [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:34:13 [INFO] [stdout] | [INFO] [stdout] 34 | let mut r = vec![0; n]; // n-word remainder [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `q` [INFO] [stdout] --> src/lib.rs:33:13 [INFO] [stdout] | [INFO] [stdout] 33 | let mut q = vec![0; m - n + 1]; // (m-n+1)-word quotient [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_q` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `q` [INFO] [stdout] --> src/lib.rs:33:13 [INFO] [stdout] | [INFO] [stdout] 33 | let mut q = vec![0; m - n + 1]; // (m-n+1)-word quotient [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_q` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `r` [INFO] [stdout] --> src/lib.rs:34:13 [INFO] [stdout] | [INFO] [stdout] 34 | let mut r = vec![0; n]; // n-word remainder [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_r` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `r` [INFO] [stdout] --> src/lib.rs:34:13 [INFO] [stdout] | [INFO] [stdout] 34 | let mut r = vec![0; n]; // n-word remainder [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_r` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `u` [INFO] [stdout] --> src/lib.rs:35:14 [INFO] [stdout] | [INFO] [stdout] 35 | let (u, v) = (&self.0, &rhs.0); // m-word dividend, n-word divisor [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_u` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `u` [INFO] [stdout] --> src/lib.rs:35:14 [INFO] [stdout] | [INFO] [stdout] 35 | let (u, v) = (&self.0, &rhs.0); // m-word dividend, n-word divisor [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_u` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> src/lib.rs:35:17 [INFO] [stdout] | [INFO] [stdout] 35 | let (u, v) = (&self.0, &rhs.0); // m-word dividend, n-word divisor [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> src/lib.rs:35:17 [INFO] [stdout] | [INFO] [stdout] 35 | let (u, v) = (&self.0, &rhs.0); // m-word dividend, n-word divisor [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/lib.rs:140:13 [INFO] [stdout] | [INFO] [stdout] 140 | fn from(n: u128) -> Self { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n` [INFO] [stdout] --> src/lib.rs:140:13 [INFO] [stdout] | [INFO] [stdout] 140 | fn from(n: u128) -> Self { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_n` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:149:13 [INFO] [stdout] | [INFO] [stdout] 149 | let mut s = String::new(); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:149:13 [INFO] [stdout] | [INFO] [stdout] 149 | let mut s = String::new(); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `algd` is never used [INFO] [stdout] --> src/lib.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 8 | impl Uint { [INFO] [stdout] | -------------------------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 28 | fn algd(&self, rhs: &Uint) { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `algd` is never used [INFO] [stdout] --> src/lib.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 8 | impl Uint { [INFO] [stdout] | -------------------------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 28 | fn algd(&self, rhs: &Uint) { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `b` should have an upper case name [INFO] [stdout] --> src/lib.rs:29:15 [INFO] [stdout] | [INFO] [stdout] 29 | const b: u128 = 2_u128.pow(Base::BITS); // 2^64 doesn't fit in a u64 (range is 0..=(2^64-1)) [INFO] [stdout] | ^ help: convert the identifier to upper case: `B` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `b` should have an upper case name [INFO] [stdout] --> src/lib.rs:29:15 [INFO] [stdout] | [INFO] [stdout] 29 | const b: u128 = 2_u128.pow(Base::BITS); // 2^64 doesn't fit in a u64 (range is 0..=(2^64-1)) [INFO] [stdout] | ^ help: convert the identifier to upper case: `B` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.06s [INFO] running `Command { std: "docker" "inspect" "68b090794cd6724a10670f24e4b1ed5fb9087ac00c3844bda8ff5823c153b4ad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "68b090794cd6724a10670f24e4b1ed5fb9087ac00c3844bda8ff5823c153b4ad", kill_on_drop: false }` [INFO] [stdout] 68b090794cd6724a10670f24e4b1ed5fb9087ac00c3844bda8ff5823c153b4ad