[INFO] cloning repository https://github.com/twick00/jgraph [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/twick00/jgraph" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftwick00%2Fjgraph", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftwick00%2Fjgraph'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6f0181fbdf13d9c402df0761172500bec7355eca [INFO] checking twick00/jgraph against beta for pr-78714 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftwick00%2Fjgraph" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/twick00/jgraph on toolchain beta [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/twick00/jgraph [INFO] finished tweaking git repo https://github.com/twick00/jgraph [INFO] tweaked toml for git repo https://github.com/twick00/jgraph written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/twick00/jgraph already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3fb66a051bde15597b179ab5c4dfc08e120e99e44ae5218ea586ec6e8a83e985 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "3fb66a051bde15597b179ab5c4dfc08e120e99e44ae5218ea586ec6e8a83e985", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3fb66a051bde15597b179ab5c4dfc08e120e99e44ae5218ea586ec6e8a83e985", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3fb66a051bde15597b179ab5c4dfc08e120e99e44ae5218ea586ec6e8a83e985", kill_on_drop: false }` [INFO] [stdout] 3fb66a051bde15597b179ab5c4dfc08e120e99e44ae5218ea586ec6e8a83e985 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e7ccc03fef88acb6555b0fac03c66cbec3e547e350d43ad7aa180de1d36bab01 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "e7ccc03fef88acb6555b0fac03c66cbec3e547e350d43ad7aa180de1d36bab01", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling serde v1.0.106 [INFO] [stderr] Checking serde_json v1.0.51 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling toml v0.5.6 [INFO] [stderr] Compiling proc-macro-crate v0.1.4 [INFO] [stderr] Compiling function_name-proc-macro v0.2.0 [INFO] [stderr] Checking function_name v0.2.0 [INFO] [stderr] Checking jgraph v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::any::Any` [INFO] [stdout] --> src/lib.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::any::Any; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::any::Any` [INFO] [stdout] --> src/lib.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::any::Any; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `has_mutated` [INFO] [stdout] --> src/lib.rs:39:25 [INFO] [stdout] | [INFO] [stdout] 39 | let (new_value, has_mutated) = (customizer.mutation)(value); [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_has_mutated` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | mut node: Value, [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:32:9 [INFO] [stdout] | [INFO] [stdout] 32 | let mut counter = 1; [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:46:5 [INFO] [stdout] | [INFO] [stdout] 46 | mut node: Value, [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:48:5 [INFO] [stdout] | [INFO] [stdout] 48 | mut loop_counter: i32, [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `has_mutated` [INFO] [stdout] --> src/lib.rs:39:25 [INFO] [stdout] | [INFO] [stdout] 39 | let (new_value, has_mutated) = (customizer.mutation)(value); [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_has_mutated` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | mut node: Value, [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:32:9 [INFO] [stdout] | [INFO] [stdout] 32 | let mut counter = 1; [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:46:5 [INFO] [stdout] | [INFO] [stdout] 46 | mut node: Value, [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:48:5 [INFO] [stdout] | [INFO] [stdout] 48 | mut loop_counter: i32, [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `BorrowMut`, `Borrow` [INFO] [stdout] --> src/main.rs:1:19 [INFO] [stdout] | [INFO] [stdout] 1 | use std::borrow::{Borrow, BorrowMut}; [INFO] [stdout] | ^^^^^^ ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `BorrowMut`, `Borrow` [INFO] [stdout] --> src/main.rs:1:19 [INFO] [stdout] | [INFO] [stdout] 1 | use std::borrow::{Borrow, BorrowMut}; [INFO] [stdout] | ^^^^^^ ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 31.91s [INFO] running `Command { std: "docker" "inspect" "e7ccc03fef88acb6555b0fac03c66cbec3e547e350d43ad7aa180de1d36bab01", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e7ccc03fef88acb6555b0fac03c66cbec3e547e350d43ad7aa180de1d36bab01", kill_on_drop: false }` [INFO] [stdout] e7ccc03fef88acb6555b0fac03c66cbec3e547e350d43ad7aa180de1d36bab01