[INFO] cloning repository https://github.com/mkadit/rust_test [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mkadit/rust_test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkadit%2Frust_test", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkadit%2Frust_test'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 90a6a3ba8c579f6e31c7acc9c70fa1074d3756db [INFO] checking mkadit/rust_test against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkadit%2Frust_test" "/workspace/builds/worker-84/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-84/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mkadit/rust_test on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mkadit/rust_test [INFO] finished tweaking git repo https://github.com/mkadit/rust_test [INFO] tweaked toml for git repo https://github.com/mkadit/rust_test written to /workspace/builds/worker-84/source/Cargo.toml [INFO] crate git repo https://github.com/mkadit/rust_test already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a895ff12120eb6183e0c9d29d52f70bdf4fcae89f12ff83cdbfa67ae4de917a1 [INFO] running `Command { std: "docker" "start" "-a" "a895ff12120eb6183e0c9d29d52f70bdf4fcae89f12ff83cdbfa67ae4de917a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a895ff12120eb6183e0c9d29d52f70bdf4fcae89f12ff83cdbfa67ae4de917a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a895ff12120eb6183e0c9d29d52f70bdf4fcae89f12ff83cdbfa67ae4de917a1", kill_on_drop: false }` [INFO] [stdout] a895ff12120eb6183e0c9d29d52f70bdf4fcae89f12ff83cdbfa67ae4de917a1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2dea60d4302d426459132b623b9a030ed5c977afc155326542f5cfa7485b8311 [INFO] running `Command { std: "docker" "start" "-a" "2dea60d4302d426459132b623b9a030ed5c977afc155326542f5cfa7485b8311", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking text_io v0.1.8 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking first_new v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::mem` [INFO] [stdout] --> src/Java_Rework/lab2.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::mem; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `text_io::read` [INFO] [stdout] --> src/Java_Rework/lab2.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use text_io::read; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `text_io::read` [INFO] [stdout] --> src/Java_Rework/tp2.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use text_io::read; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::mem` [INFO] [stdout] --> src/Java_Rework/lab2.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::mem; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `text_io::read` [INFO] [stdout] --> src/Java_Rework/lab2.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use text_io::read; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `text_io::read` [INFO] [stdout] --> src/Java_Rework/tp2.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use text_io::read; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/Java_Rework/lab2.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | let mut y = string_to_node(x); [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: associated function is never used: `new` [INFO] [stdout] --> src/linked_list.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Empty` [INFO] [stdout] --> src/linked_list.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | Empty, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `More` [INFO] [stdout] --> src/linked_list.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | More(Box), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum is never used: `Link` [INFO] [stdout] --> src/Java_Rework/lab2.rs:19:6 [INFO] [stdout] | [INFO] [stdout] 19 | enum Link { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `remove_curr` [INFO] [stdout] --> src/Java_Rework/lab2.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 28 | fn remove_curr(&mut self) {} [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/Java_Rework/lab2.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | let mut y = string_to_node(x); [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: associated function is never used: `new` [INFO] [stdout] --> src/linked_list.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Empty` [INFO] [stdout] --> src/linked_list.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | Empty, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `More` [INFO] [stdout] --> src/linked_list.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | More(Box), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum is never used: `Link` [INFO] [stdout] --> src/Java_Rework/lab2.rs:19:6 [INFO] [stdout] | [INFO] [stdout] 19 | enum Link { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `remove_curr` [INFO] [stdout] --> src/Java_Rework/lab2.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 28 | fn remove_curr(&mut self) {} [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.14s [INFO] running `Command { std: "docker" "inspect" "2dea60d4302d426459132b623b9a030ed5c977afc155326542f5cfa7485b8311", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2dea60d4302d426459132b623b9a030ed5c977afc155326542f5cfa7485b8311", kill_on_drop: false }` [INFO] [stdout] 2dea60d4302d426459132b623b9a030ed5c977afc155326542f5cfa7485b8311