[INFO] cloning repository https://github.com/mekas/BinaryTreeRust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mekas/BinaryTreeRust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmekas%2FBinaryTreeRust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmekas%2FBinaryTreeRust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f7813d46245689e33f3ef0a38651c5faecef8a11 [INFO] testing mekas/BinaryTreeRust against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmekas%2FBinaryTreeRust" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/mekas/BinaryTreeRust [INFO] finished tweaking git repo https://github.com/mekas/BinaryTreeRust [INFO] tweaked toml for git repo https://github.com/mekas/BinaryTreeRust written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/mekas/BinaryTreeRust on toolchain caccb4d0368bd918ef6668af8e13834d07040417 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/mekas/BinaryTreeRust 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" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] af78a58f61e1a37e320f5b2889969a9e1bb267342a340e9db4024282a04b3318 [INFO] running `Command { std: "docker" "start" "-a" "af78a58f61e1a37e320f5b2889969a9e1bb267342a340e9db4024282a04b3318", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "af78a58f61e1a37e320f5b2889969a9e1bb267342a340e9db4024282a04b3318", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "af78a58f61e1a37e320f5b2889969a9e1bb267342a340e9db4024282a04b3318", kill_on_drop: false }` [INFO] [stdout] af78a58f61e1a37e320f5b2889969a9e1bb267342a340e9db4024282a04b3318 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b3b642b932564d3341dac0297d68d6d629c30dc309a315089ae8c6275b60f3c3 [INFO] running `Command { std: "docker" "start" "-a" "b3b642b932564d3341dac0297d68d6d629c30dc309a315089ae8c6275b60f3c3", kill_on_drop: false }` [INFO] [stderr] Compiling binarysearchtree v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Ref` [INFO] [stdout] --> src/structure/bst.rs:1:17 [INFO] [stdout] | [INFO] [stdout] 1 | use std::cell::{Ref, RefCell}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `node_alter` is never read [INFO] [stdout] --> src/structure/bst.rs:89:17 [INFO] [stdout] | [INFO] [stdout] 89 | let mut node_alter: BstNodeLink = BstNode::new_bst_nodelink(0); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_index` is never used [INFO] [stdout] --> src/main.rs:130:4 [INFO] [stdout] | [INFO] [stdout] 130 | fn test_index(){ [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `tree_successor` is never used [INFO] [stdout] --> src/structure/bst.rs:189:12 [INFO] [stdout] | [INFO] [stdout] 16 | impl BstNode { [INFO] [stdout] | ------------ associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 189 | pub fn tree_successor(x_node: &BstNodeLink) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.23s [INFO] running `Command { std: "docker" "inspect" "b3b642b932564d3341dac0297d68d6d629c30dc309a315089ae8c6275b60f3c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b3b642b932564d3341dac0297d68d6d629c30dc309a315089ae8c6275b60f3c3", kill_on_drop: false }` [INFO] [stdout] b3b642b932564d3341dac0297d68d6d629c30dc309a315089ae8c6275b60f3c3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7a5b7c825cc2228788b684b69fdcb38ec942540e29bfe3ab1334ae0afae67c2b [INFO] running `Command { std: "docker" "start" "-a" "7a5b7c825cc2228788b684b69fdcb38ec942540e29bfe3ab1334ae0afae67c2b", kill_on_drop: false }` [INFO] [stderr] Compiling binarysearchtree v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Ref` [INFO] [stdout] --> src/structure/bst.rs:1:17 [INFO] [stdout] | [INFO] [stdout] 1 | use std::cell::{Ref, RefCell}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `node_alter` is never read [INFO] [stdout] --> src/structure/bst.rs:89:17 [INFO] [stdout] | [INFO] [stdout] 89 | let mut node_alter: BstNodeLink = BstNode::new_bst_nodelink(0); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_index` is never used [INFO] [stdout] --> src/main.rs:130:4 [INFO] [stdout] | [INFO] [stdout] 130 | fn test_index(){ [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `tree_successor` is never used [INFO] [stdout] --> src/structure/bst.rs:189:12 [INFO] [stdout] | [INFO] [stdout] 16 | impl BstNode { [INFO] [stdout] | ------------ associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 189 | pub fn tree_successor(x_node: &BstNodeLink) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.16s [INFO] running `Command { std: "docker" "inspect" "7a5b7c825cc2228788b684b69fdcb38ec942540e29bfe3ab1334ae0afae67c2b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7a5b7c825cc2228788b684b69fdcb38ec942540e29bfe3ab1334ae0afae67c2b", kill_on_drop: false }` [INFO] [stdout] 7a5b7c825cc2228788b684b69fdcb38ec942540e29bfe3ab1334ae0afae67c2b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] df4c65707c43f8048112415479fcda6298fd96f3a937a1561719c2c67ca8330d [INFO] running `Command { std: "docker" "start" "-a" "df4c65707c43f8048112415479fcda6298fd96f3a937a1561719c2c67ca8330d", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `Ref` [INFO] [stderr] --> src/structure/bst.rs:1:17 [INFO] [stderr] | [INFO] [stderr] 1 | use std::cell::{Ref, RefCell}; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `node_alter` is never read [INFO] [stderr] --> src/structure/bst.rs:89:17 [INFO] [stderr] | [INFO] [stderr] 89 | let mut node_alter: BstNodeLink = BstNode::new_bst_nodelink(0); [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: function `test_index` is never used [INFO] [stderr] --> src/main.rs:130:4 [INFO] [stderr] | [INFO] [stderr] 130 | fn test_index(){ [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: associated function `tree_successor` is never used [INFO] [stderr] --> src/structure/bst.rs:189:12 [INFO] [stderr] | [INFO] [stderr] 16 | impl BstNode { [INFO] [stderr] | ------------ associated function in this implementation [INFO] [stderr] ... [INFO] [stderr] 189 | pub fn tree_successor(x_node: &BstNodeLink) -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `binarysearchtree` (bin "binarysearchtree" test) generated 4 warnings (run `cargo fix --bin "binarysearchtree" --tests` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/binarysearchtree-b735fc46d7110746) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "df4c65707c43f8048112415479fcda6298fd96f3a937a1561719c2c67ca8330d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "df4c65707c43f8048112415479fcda6298fd96f3a937a1561719c2c67ca8330d", kill_on_drop: false }` [INFO] [stdout] df4c65707c43f8048112415479fcda6298fd96f3a937a1561719c2c67ca8330d