[INFO] cloning repository https://github.com/jerry73204/rust-collected [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jerry73204/rust-collected" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjerry73204%2Frust-collected", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjerry73204%2Frust-collected'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ee73b5f6dc258401b69e039a0064f8bf85c1969b [INFO] checking jerry73204/rust-collected against try#7df376b035b3d12ff0386ad8b45b76dbe020257b for pr-142712 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjerry73204%2Frust-collected" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] error: failed to write new configuration file /workspace/builds/worker-2-tc2/source/.git/config.lock [INFO] [stderr] fatal: could not set 'remote.origin.fetch' to '+refs/heads/*:refs/remotes/origin/*' [INFO] checking jerry73204/rust-collected against try#7df376b035b3d12ff0386ad8b45b76dbe020257b for pr-142712 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjerry73204%2Frust-collected" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] error: failed to write new configuration file /workspace/builds/worker-2-tc2/source/.git/config.lock [INFO] [stderr] fatal: could not set 'remote.origin.url' to '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjerry73204%2Frust-collected' [INFO] checking jerry73204/rust-collected against try#7df376b035b3d12ff0386ad8b45b76dbe020257b for pr-142712 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjerry73204%2Frust-collected" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/jerry73204/rust-collected [INFO] finished tweaking git repo https://github.com/jerry73204/rust-collected [INFO] tweaked toml for git repo https://github.com/jerry73204/rust-collected written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/jerry73204/rust-collected on toolchain 7df376b035b3d12ff0386ad8b45b76dbe020257b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7df376b035b3d12ff0386ad8b45b76dbe020257b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7df376b035b3d12ff0386ad8b45b76dbe020257b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 7 packages to latest compatible versions [INFO] [stderr] Adding indexmap v1.9.3 (available: v2.10.0) [INFO] [stderr] Adding itertools v0.10.5 (available: v0.14.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7df376b035b3d12ff0386ad8b45b76dbe020257b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+7df376b035b3d12ff0386ad8b45b76dbe020257b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6808ec2d6406597d1c06a061bc2720759240fc1947904a28ca4acb7d5cc7af91 [INFO] running `Command { std: "docker" "start" "-a" "6808ec2d6406597d1c06a061bc2720759240fc1947904a28ca4acb7d5cc7af91", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6808ec2d6406597d1c06a061bc2720759240fc1947904a28ca4acb7d5cc7af91", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6808ec2d6406597d1c06a061bc2720759240fc1947904a28ca4acb7d5cc7af91", kill_on_drop: false }` [INFO] [stdout] 6808ec2d6406597d1c06a061bc2720759240fc1947904a28ca4acb7d5cc7af91 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+7df376b035b3d12ff0386ad8b45b76dbe020257b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] efda4a6d4399f02689dd816ce55f8ea89de24a8bdec5b320d244a33a9984de0a [INFO] running `Command { std: "docker" "start" "-a" "efda4a6d4399f02689dd816ce55f8ea89de24a8bdec5b320d244a33a9984de0a", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.5.0 [INFO] [stderr] Checking hashbrown v0.12.3 [INFO] [stderr] Checking either v1.15.0 [INFO] [stderr] Checking min-max-heap v1.3.0 [INFO] [stderr] Checking maplit v1.0.2 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Checking collected v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `BinaryHeap`, `MaybeUninit`, `borrow::Borrow`, and `cmp::Reverse` [INFO] [stdout] --> src/common.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | borrow::Borrow, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 5 | cmp::Reverse, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 6 | collections::{hash_map, BTreeSet, BinaryHeap, HashMap, HashSet, VecDeque}, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 10 | mem::{self, MaybeUninit}, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `BinaryHeap`, `MaybeUninit`, `borrow::Borrow`, and `cmp::Reverse` [INFO] [stdout] --> src/common.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | borrow::Borrow, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 5 | cmp::Reverse, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 6 | collections::{hash_map, BTreeSet, BinaryHeap, HashMap, HashSet, VecDeque}, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 10 | mem::{self, MaybeUninit}, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `itertools::Itertools::fold1`: Use `Iterator::reduce` instead [INFO] [stdout] --> src/add.rs:12:36 [INFO] [stdout] | [INFO] [stdout] 12 | let sum = iter.into_iter().fold1(|lhs, rhs| lhs + rhs); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `itertools::Itertools::fold1`: Use `Iterator::reduce` instead [INFO] [stdout] --> src/add.rs:47:14 [INFO] [stdout] | [INFO] [stdout] 47 | .fold1(|lhs, rhs| lhs + rhs); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `itertools::Itertools::fold1`: Use `Iterator::reduce` instead [INFO] [stdout] --> src/add.rs:12:36 [INFO] [stdout] | [INFO] [stdout] 12 | let sum = iter.into_iter().fold1(|lhs, rhs| lhs + rhs); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `itertools::Itertools::fold1`: Use `Iterator::reduce` instead [INFO] [stdout] --> src/add.rs:47:14 [INFO] [stdout] | [INFO] [stdout] 47 | .fold1(|lhs, rhs| lhs + rhs); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `itertools::Itertools::fold1`: Use `Iterator::reduce` instead [INFO] [stdout] --> src/max.rs:12:36 [INFO] [stdout] | [INFO] [stdout] 12 | let max = iter.into_iter().fold1(|lhs, rhs| lhs.max(rhs)); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `itertools::Itertools::fold1`: Use `Iterator::reduce` instead [INFO] [stdout] --> src/max.rs:47:14 [INFO] [stdout] | [INFO] [stdout] 47 | .fold1(|lhs, rhs| lhs.max(rhs)); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `itertools::Itertools::fold1`: Use `Iterator::reduce` instead [INFO] [stdout] --> src/max.rs:12:36 [INFO] [stdout] | [INFO] [stdout] 12 | let max = iter.into_iter().fold1(|lhs, rhs| lhs.max(rhs)); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `itertools::Itertools::fold1`: Use `Iterator::reduce` instead [INFO] [stdout] --> src/min.rs:12:36 [INFO] [stdout] | [INFO] [stdout] 12 | let min = iter.into_iter().fold1(|lhs, rhs| lhs.min(rhs)); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `itertools::Itertools::fold1`: Use `Iterator::reduce` instead [INFO] [stdout] --> src/max.rs:47:14 [INFO] [stdout] | [INFO] [stdout] 47 | .fold1(|lhs, rhs| lhs.max(rhs)); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `itertools::Itertools::fold1`: Use `Iterator::reduce` instead [INFO] [stdout] --> src/min.rs:47:14 [INFO] [stdout] | [INFO] [stdout] 47 | .fold1(|lhs, rhs| lhs.min(rhs)); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `itertools::Itertools::fold1`: Use `Iterator::reduce` instead [INFO] [stdout] --> src/min.rs:12:36 [INFO] [stdout] | [INFO] [stdout] 12 | let min = iter.into_iter().fold1(|lhs, rhs| lhs.min(rhs)); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `itertools::Itertools::fold1`: Use `Iterator::reduce` instead [INFO] [stdout] --> src/min.rs:47:14 [INFO] [stdout] | [INFO] [stdout] 47 | .fold1(|lhs, rhs| lhs.min(rhs)); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `itertools::Itertools::fold1`: Use `Iterator::reduce` instead [INFO] [stdout] --> src/mul.rs:12:37 [INFO] [stdout] | [INFO] [stdout] 12 | let prod = iter.into_iter().fold1(|lhs, rhs| lhs * rhs); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `itertools::Itertools::fold1`: Use `Iterator::reduce` instead [INFO] [stdout] --> src/mul.rs:47:14 [INFO] [stdout] | [INFO] [stdout] 47 | .fold1(|lhs, rhs| lhs * rhs); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `itertools::Itertools::fold1`: Use `Iterator::reduce` instead [INFO] [stdout] --> src/mul.rs:12:37 [INFO] [stdout] | [INFO] [stdout] 12 | let prod = iter.into_iter().fold1(|lhs, rhs| lhs * rhs); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `itertools::Itertools::fold1`: Use `Iterator::reduce` instead [INFO] [stdout] --> src/mul.rs:47:14 [INFO] [stdout] | [INFO] [stdout] 47 | .fold1(|lhs, rhs| lhs * rhs); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.22s [INFO] running `Command { std: "docker" "inspect" "efda4a6d4399f02689dd816ce55f8ea89de24a8bdec5b320d244a33a9984de0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "efda4a6d4399f02689dd816ce55f8ea89de24a8bdec5b320d244a33a9984de0a", kill_on_drop: false }` [INFO] [stdout] efda4a6d4399f02689dd816ce55f8ea89de24a8bdec5b320d244a33a9984de0a