[INFO] cloning repository https://github.com/LeonardMH/euler-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LeonardMH/euler-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeonardMH%2Feuler-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeonardMH%2Feuler-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 68e43465a129944f190c1b7a9174f5c88f2e308d [INFO] checking LeonardMH/euler-rs/68e43465a129944f190c1b7a9174f5c88f2e308d against master#40daf23eeb711dadf140b2536e67e3ff4c999196 for pr-142287 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeonardMH%2Feuler-rs" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/LeonardMH/euler-rs on toolchain 40daf23eeb711dadf140b2536e67e3ff4c999196 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40daf23eeb711dadf140b2536e67e3ff4c999196" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/LeonardMH/euler-rs [INFO] finished tweaking git repo https://github.com/LeonardMH/euler-rs [INFO] tweaked toml for git repo https://github.com/LeonardMH/euler-rs written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/LeonardMH/euler-rs 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" "+40daf23eeb711dadf140b2536e67e3ff4c999196" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded primal-sieve v0.2.9 [INFO] [stderr] Downloaded primal v0.2.3 [INFO] [stderr] Downloaded primal-check v0.2.3 [INFO] [stderr] Downloaded hamming v0.1.3 [INFO] [stderr] Downloaded num v0.2.0 [INFO] [stderr] Downloaded primal-bit v0.2.4 [INFO] [stderr] Downloaded primal-estimate v0.2.1 [INFO] [stderr] Downloaded arrayvec v0.4.8 [INFO] [stderr] Downloaded num-complex v0.2.1 [INFO] [stderr] Downloaded itertools v0.7.11 [INFO] [stderr] Downloaded num-bigint v0.2.1 [INFO] [stderr] Downloaded libc v0.2.44 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+40daf23eeb711dadf140b2536e67e3ff4c999196" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] caad76a8ecdd846f94c790c7c6f79695d2d85b37b52c7eb859932586dc3fd4f5 [INFO] running `Command { std: "docker" "start" "-a" "caad76a8ecdd846f94c790c7c6f79695d2d85b37b52c7eb859932586dc3fd4f5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "caad76a8ecdd846f94c790c7c6f79695d2d85b37b52c7eb859932586dc3fd4f5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "caad76a8ecdd846f94c790c7c6f79695d2d85b37b52c7eb859932586dc3fd4f5", kill_on_drop: false }` [INFO] [stdout] caad76a8ecdd846f94c790c7c6f79695d2d85b37b52c7eb859932586dc3fd4f5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+40daf23eeb711dadf140b2536e67e3ff4c999196" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b37a841b75f64595328aa1f4f111dc0f84d9f14aca91442c270c376a8c115aa9 [INFO] running `Command { std: "docker" "start" "-a" "b37a841b75f64595328aa1f4f111dc0f84d9f14aca91442c270c376a8c115aa9", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Compiling libc v0.2.44 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Compiling num-bigint v0.2.1 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Checking hamming v0.1.3 [INFO] [stderr] Compiling num-rational v0.2.1 [INFO] [stderr] Compiling num-complex v0.2.1 [INFO] [stderr] Checking either v1.5.0 [INFO] [stderr] Checking arrayvec v0.4.8 [INFO] [stderr] Compiling rayon v1.0.3 [INFO] [stderr] Checking primal-estimate v0.2.1 [INFO] [stderr] Checking crossbeam-utils v0.2.2 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking itertools v0.7.11 [INFO] [stderr] Checking primal-bit v0.2.4 [INFO] [stderr] Checking smallvec v0.6.7 [INFO] [stderr] Checking crossbeam-epoch v0.3.1 [INFO] [stderr] Checking primal-sieve v0.2.9 [INFO] [stderr] Checking crossbeam-deque v0.2.0 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking primal-check v0.2.3 [INFO] [stderr] Checking primal v0.2.3 [INFO] [stderr] Checking num v0.2.0 [INFO] [stderr] Checking euler-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/main.rs:395:60 [INFO] [stdout] | [INFO] [stdout] 395 | pub fn new(num_columns: usize, num_rows: usize, input: &[u8]) -> Result { [INFO] [stdout] | ^^^^^ ---- ---- the lifetimes get resolved as `'_` [INFO] [stdout] | | | [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 395 | pub fn new(num_columns: usize, num_rows: usize, input: &[u8]) -> Result, &str> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/main.rs:395:60 [INFO] [stdout] | [INFO] [stdout] 395 | pub fn new(num_columns: usize, num_rows: usize, input: &[u8]) -> Result { [INFO] [stdout] | ^^^^^ ---- ---- the lifetimes get resolved as `'_` [INFO] [stdout] | | | [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 395 | pub fn new(num_columns: usize, num_rows: usize, input: &[u8]) -> Result, &str> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.07s [INFO] running `Command { std: "docker" "inspect" "b37a841b75f64595328aa1f4f111dc0f84d9f14aca91442c270c376a8c115aa9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b37a841b75f64595328aa1f4f111dc0f84d9f14aca91442c270c376a8c115aa9", kill_on_drop: false }` [INFO] [stdout] b37a841b75f64595328aa1f4f111dc0f84d9f14aca91442c270c376a8c115aa9