[INFO] cloning repository https://github.com/DeltaSiera/big_number [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DeltaSiera/big_number" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDeltaSiera%2Fbig_number", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDeltaSiera%2Fbig_number'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 53eecaceb5588584d778493af637c7326982558a [INFO] checking DeltaSiera/big_number against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDeltaSiera%2Fbig_number" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/DeltaSiera/big_number on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/DeltaSiera/big_number [INFO] finished tweaking git repo https://github.com/DeltaSiera/big_number [INFO] tweaked toml for git repo https://github.com/DeltaSiera/big_number written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/DeltaSiera/big_number 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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4eb81720e487c929583375165cd14b18435688200cec36007659ddbf1e77fb1e [INFO] running `Command { std: "docker" "start" "-a" "4eb81720e487c929583375165cd14b18435688200cec36007659ddbf1e77fb1e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4eb81720e487c929583375165cd14b18435688200cec36007659ddbf1e77fb1e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4eb81720e487c929583375165cd14b18435688200cec36007659ddbf1e77fb1e", kill_on_drop: false }` [INFO] [stdout] 4eb81720e487c929583375165cd14b18435688200cec36007659ddbf1e77fb1e [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 533baab495094d314930e1e26871b9dc143cc03b93d969941a250cfce3870d75 [INFO] running `Command { std: "docker" "start" "-a" "533baab495094d314930e1e26871b9dc143cc03b93d969941a250cfce3870d75", kill_on_drop: false }` [INFO] [stderr] Checking either v1.6.0 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking untitled v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0432]: unresolved import `num_bigint` [INFO] [stdout] --> src/big_integer.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use num_bigint::BigUint; [INFO] [stdout] | ^^^^^^^^^^ use of undeclared crate or module `num_bigint` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `num_bigint` [INFO] [stdout] --> src/big_integer.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use num_bigint::BigUint; [INFO] [stdout] | ^^^^^^^^^^ use of undeclared crate or module `num_bigint` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::iter::FromIterator` [INFO] [stdout] --> src/big_integer.rs:304:9 [INFO] [stdout] | [INFO] [stdout] 304 | use std::iter::FromIterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `x` is never read [INFO] [stdout] --> src/big_integer.rs:116:17 [INFO] [stdout] | [INFO] [stdout] 116 | let mut x = BigInt::from_number(0); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `y` is never read [INFO] [stdout] --> src/big_integer.rs:117:17 [INFO] [stdout] | [INFO] [stdout] 117 | let mut y = BigInt::from_number(0); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `x` is never read [INFO] [stdout] --> src/big_integer.rs:116:17 [INFO] [stdout] | [INFO] [stdout] 116 | let mut x = BigInt::from_number(0); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `y` is never read [INFO] [stdout] --> src/big_integer.rs:117:17 [INFO] [stdout] | [INFO] [stdout] 117 | let mut y = BigInt::from_number(0); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rhs` [INFO] [stdout] --> src/big_integer.rs:162:30 [INFO] [stdout] | [INFO] [stdout] 162 | fn add_assign(&mut self, rhs: &BigInt) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rhs` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rhs` [INFO] [stdout] --> src/big_integer.rs:162:30 [INFO] [stdout] | [INFO] [stdout] 162 | fn add_assign(&mut self, rhs: &BigInt) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rhs` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `result` is never read [INFO] [stdout] --> src/big_integer.rs:266:17 [INFO] [stdout] | [INFO] [stdout] 266 | let mut result = vec![]; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `result` is never read [INFO] [stdout] --> src/big_integer.rs:266:17 [INFO] [stdout] | [INFO] [stdout] 266 | let mut result = vec![]; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `number_zero` [INFO] [stdout] --> src/big_integer.rs:308:13 [INFO] [stdout] | [INFO] [stdout] 308 | let number_zero = BigInt::new("0"); [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_number_zero` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `number_one` [INFO] [stdout] --> src/big_integer.rs:314:13 [INFO] [stdout] | [INFO] [stdout] 314 | let number_one = BigInt::new("1"); [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_number_one` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stderr] error: could not compile `untitled` (bin "untitled") due to 2 previous errors; 5 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `untitled` (bin "untitled" test) due to 2 previous errors; 8 warnings emitted [INFO] running `Command { std: "docker" "inspect" "533baab495094d314930e1e26871b9dc143cc03b93d969941a250cfce3870d75", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "533baab495094d314930e1e26871b9dc143cc03b93d969941a250cfce3870d75", kill_on_drop: false }` [INFO] [stdout] 533baab495094d314930e1e26871b9dc143cc03b93d969941a250cfce3870d75 [INFO] checking DeltaSiera/big_number against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDeltaSiera%2Fbig_number" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/DeltaSiera/big_number on toolchain 36dbcaee1a55543dfc181be52a69d99ff46ff62f [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/DeltaSiera/big_number [INFO] finished tweaking git repo https://github.com/DeltaSiera/big_number [INFO] tweaked toml for git repo https://github.com/DeltaSiera/big_number written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/DeltaSiera/big_number 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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 14d3c0947aa82be8490077fbc0ff81a33b5e88f7d59003e08fe7a60e7ecb00f0 [INFO] running `Command { std: "docker" "start" "-a" "14d3c0947aa82be8490077fbc0ff81a33b5e88f7d59003e08fe7a60e7ecb00f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "14d3c0947aa82be8490077fbc0ff81a33b5e88f7d59003e08fe7a60e7ecb00f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "14d3c0947aa82be8490077fbc0ff81a33b5e88f7d59003e08fe7a60e7ecb00f0", kill_on_drop: false }` [INFO] [stdout] 14d3c0947aa82be8490077fbc0ff81a33b5e88f7d59003e08fe7a60e7ecb00f0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 39139e62e6e4528bdaa2983cf0a48cb0175a4fcf2d3562f00672bfe447ca8b37 [INFO] running `Command { std: "docker" "start" "-a" "39139e62e6e4528bdaa2983cf0a48cb0175a4fcf2d3562f00672bfe447ca8b37", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] skipping non-2021 edition `2018` [INFO] running `Command { std: "docker" "inspect" "39139e62e6e4528bdaa2983cf0a48cb0175a4fcf2d3562f00672bfe447ca8b37", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "39139e62e6e4528bdaa2983cf0a48cb0175a4fcf2d3562f00672bfe447ca8b37", kill_on_drop: false }` [INFO] [stdout] 39139e62e6e4528bdaa2983cf0a48cb0175a4fcf2d3562f00672bfe447ca8b37