[INFO] fetching crate twibint 0.3.2... [INFO] checking twibint-0.3.2 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1 [INFO] extracting crate twibint 0.3.2 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate twibint 0.3.2 [INFO] finished tweaking crates.io crate twibint 0.3.2 [INFO] tweaked toml for crates.io crate twibint 0.3.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate twibint 0.3.2 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate twibint 0.3.2 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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--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] Downloading crates ... [INFO] [stderr] Downloaded typed_test_gen v0.1.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 17202b52687ceabbf119692d19a39d7e4d3d10556987cd3af2bed82beb43135f [INFO] running `Command { std: "docker" "start" "-a" "17202b52687ceabbf119692d19a39d7e4d3d10556987cd3af2bed82beb43135f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "17202b52687ceabbf119692d19a39d7e4d3d10556987cd3af2bed82beb43135f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "17202b52687ceabbf119692d19a39d7e4d3d10556987cd3af2bed82beb43135f", kill_on_drop: false }` [INFO] [stdout] 17202b52687ceabbf119692d19a39d7e4d3d10556987cd3af2bed82beb43135f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f9d3ba82185bce3210ed314b2ce5db3606026c5847690d4883c592aae127da98 [INFO] running `Command { std: "docker" "start" "-a" "f9d3ba82185bce3210ed314b2ce5db3606026c5847690d4883c592aae127da98", kill_on_drop: false }` [INFO] [stderr] Checking twibint v0.3.2 (/opt/rustwide/workdir) [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Compiling typed_test_gen v0.1.2 [INFO] [stderr] Checking num-bigint v0.4.6 [INFO] [stdout] warning: associated constants `MAX` and `HALF_MAX` are never used [INFO] [stdout] --> src/traits/digit.rs:124:11 [INFO] [stdout] | [INFO] [stdout] 108 | pub trait DoubleDigit: [INFO] [stdout] | ----------- associated constants in this trait [INFO] [stdout] ... [INFO] [stdout] 124 | const MAX: Self; [INFO] [stdout] | ^^^ [INFO] [stdout] 125 | const HALF_MAX: Self; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Quotient3By2` is never used [INFO] [stdout] --> src/biguint/ops/algorithms/div/burnikel_ziegler.rs:18:6 [INFO] [stdout] | [INFO] [stdout] 18 | enum Quotient3By2 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Quotient4By2` is never used [INFO] [stdout] --> src/biguint/ops/algorithms/div/burnikel_ziegler.rs:26:6 [INFO] [stdout] | [INFO] [stdout] 26 | enum Quotient4By2 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `dec` and `mul` are never used [INFO] [stdout] --> src/biguint/ops/algorithms/div/burnikel_ziegler.rs:33:8 [INFO] [stdout] | [INFO] [stdout] 32 | impl Quotient3By2 { [INFO] [stdout] | ------------------------------ methods in this implementation [INFO] [stdout] 33 | fn dec(&mut self) { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 41 | fn mul(&self, a: &[T; 2], ret: &mut [T; 4]) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `pack` is never used [INFO] [stdout] --> src/biguint/ops/algorithms/div/burnikel_ziegler.rs:52:8 [INFO] [stdout] | [INFO] [stdout] 51 | impl Quotient4By2 { [INFO] [stdout] | ------------------------------ associated function in this implementation [INFO] [stdout] 52 | fn pack(lsb: Quotient3By2, msb: Quotient3By2) -> Self { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `div_3s_by_2s` is never used [INFO] [stdout] --> src/biguint/ops/algorithms/div/burnikel_ziegler.rs:111:4 [INFO] [stdout] | [INFO] [stdout] 111 | fn div_3s_by_2s(a: &[T; 3], b: &[T; 2], r: &mut [T; 4]) -> Quotient3By2 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `div_4s_by_2s` is never used [INFO] [stdout] --> src/biguint/ops/algorithms/div/burnikel_ziegler.rs:141:4 [INFO] [stdout] | [INFO] [stdout] 141 | fn div_4s_by_2s( [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `div` is never used [INFO] [stdout] --> src/biguint/ops/algorithms/div/burnikel_ziegler.rs:316:4 [INFO] [stdout] | [INFO] [stdout] 316 | fn div(n: &BigUint, d: &BigUint) -> DivisionResult> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `div` is never used [INFO] [stdout] --> src/biguint/ops/algorithms/div/newton_raphson.rs:160:4 [INFO] [stdout] | [INFO] [stdout] 160 | fn div(n: &BigUint, d: &BigUint) -> DivisionResult> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `MAX`, `HALF_MAX`, and `pack` are never used [INFO] [stdout] --> src/traits/digit.rs:124:11 [INFO] [stdout] | [INFO] [stdout] 108 | pub trait DoubleDigit: [INFO] [stdout] | ----------- associated items in this trait [INFO] [stdout] ... [INFO] [stdout] 124 | const MAX: Self; [INFO] [stdout] | ^^^ [INFO] [stdout] 125 | const HALF_MAX: Self; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 135 | fn pack(d: &[Self::Single]) -> Self; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.69s [INFO] running `Command { std: "docker" "inspect" "f9d3ba82185bce3210ed314b2ce5db3606026c5847690d4883c592aae127da98", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f9d3ba82185bce3210ed314b2ce5db3606026c5847690d4883c592aae127da98", kill_on_drop: false }` [INFO] [stdout] f9d3ba82185bce3210ed314b2ce5db3606026c5847690d4883c592aae127da98