[INFO] cloning repository https://github.com/dewaka/chainmap [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dewaka/chainmap" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdewaka%2Fchainmap", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdewaka%2Fchainmap'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9387f660b4bf73ef1ee5bb806f0b9c1effaa7306 [INFO] testing dewaka/chainmap against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdewaka%2Fchainmap" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dewaka/chainmap on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/dewaka/chainmap [INFO] finished tweaking git repo https://github.com/dewaka/chainmap [INFO] tweaked toml for git repo https://github.com/dewaka/chainmap written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/dewaka/chainmap already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5803ecd3981dad27a8be21895aedb0063d3c4673e18d94288b97af3163dbeff2 [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" "5803ecd3981dad27a8be21895aedb0063d3c4673e18d94288b97af3163dbeff2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5803ecd3981dad27a8be21895aedb0063d3c4673e18d94288b97af3163dbeff2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5803ecd3981dad27a8be21895aedb0063d3c4673e18d94288b97af3163dbeff2", kill_on_drop: false }` [INFO] [stdout] 5803ecd3981dad27a8be21895aedb0063d3c4673e18d94288b97af3163dbeff2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c76c85e04f59c9f77f2d9f1d9de73fe4bcf3ee316cbc81d6ccc740794c9b0777 [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" "c76c85e04f59c9f77f2d9f1d9de73fe4bcf3ee316cbc81d6ccc740794c9b0777", kill_on_drop: false }` [INFO] [stderr] Compiling chainmap v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/example.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | let mut clothing = HashMap::new(); [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: `insert` [INFO] [stdout] --> src/lib.rs:27:12 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn insert(&mut self, k: K, v: V) -> Option { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_empty` [INFO] [stdout] --> src/lib.rs:36:12 [INFO] [stdout] | [INFO] [stdout] 36 | pub fn is_empty(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `empty` [INFO] [stdout] --> src/lib.rs:51:12 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn empty() -> Self { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `add_map` [INFO] [stdout] --> src/lib.rs:56:12 [INFO] [stdout] | [INFO] [stdout] 56 | pub fn add_map(&mut self, m: ChainMapType) -> &mut Self { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `to_map` [INFO] [stdout] --> src/lib.rs:64:12 [INFO] [stdout] | [INFO] [stdout] 64 | pub fn to_map(&self) -> ChainMapType { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `parents` [INFO] [stdout] --> src/lib.rs:78:12 [INFO] [stdout] | [INFO] [stdout] 78 | pub fn parents(&self) -> Option { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `children` [INFO] [stdout] --> src/lib.rs:89:12 [INFO] [stdout] | [INFO] [stdout] 89 | pub fn children(&self) -> Option { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.37s [INFO] running `Command { std: "docker" "inspect" "c76c85e04f59c9f77f2d9f1d9de73fe4bcf3ee316cbc81d6ccc740794c9b0777", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c76c85e04f59c9f77f2d9f1d9de73fe4bcf3ee316cbc81d6ccc740794c9b0777", kill_on_drop: false }` [INFO] [stdout] c76c85e04f59c9f77f2d9f1d9de73fe4bcf3ee316cbc81d6ccc740794c9b0777 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 727800bf57d91b864bb13b2b43acd617bd30265fd3d31c55c706cd08cbdee272 [INFO] running `Command { std: "docker" "start" "-a" "727800bf57d91b864bb13b2b43acd617bd30265fd3d31c55c706cd08cbdee272", kill_on_drop: false }` [INFO] [stderr] Compiling chainmap v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/example.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | let mut clothing = HashMap::new(); [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.02s [INFO] running `Command { std: "docker" "inspect" "727800bf57d91b864bb13b2b43acd617bd30265fd3d31c55c706cd08cbdee272", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "727800bf57d91b864bb13b2b43acd617bd30265fd3d31c55c706cd08cbdee272", kill_on_drop: false }` [INFO] [stdout] 727800bf57d91b864bb13b2b43acd617bd30265fd3d31c55c706cd08cbdee272 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d2bc5548ff199406752e8245b2713852bbf9ba33398dbe66e61eff57e6963494 [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" "d2bc5548ff199406752e8245b2713852bbf9ba33398dbe66e61eff57e6963494", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/example.rs:16:9 [INFO] [stderr] | [INFO] [stderr] 16 | let mut clothing = HashMap::new(); [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/chainmap-253eef388ae44667) [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test tests::test_chainmap_add_map ... ok [INFO] [stdout] test tests::test_chainmap_children ... ok [INFO] [stdout] test tests::test_chainmap_get ... ok [INFO] [stdout] test tests::test_chainmap_insert ... ok [INFO] [stdout] test tests::test_chainmap_parents ... ok [INFO] [stdout] test tests::test_chainmap_empty ... ok [INFO] [stdout] test tests::test_chainmap_to_map ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/chainmap_example-c65a6963075a769d) [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test lib::tests::test_chainmap_insert ... ok [INFO] [stdout] test lib::tests::test_chainmap_add_map ... ok [INFO] [stdout] test lib::tests::test_chainmap_to_map ... ok [INFO] [stdout] test lib::tests::test_chainmap_get ... ok [INFO] [stdout] test lib::tests::test_chainmap_children ... ok [INFO] [stdout] test lib::tests::test_chainmap_empty ... ok [INFO] [stdout] test lib::tests::test_chainmap_parents ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stderr] Doc-tests chainmap [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" "d2bc5548ff199406752e8245b2713852bbf9ba33398dbe66e61eff57e6963494", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d2bc5548ff199406752e8245b2713852bbf9ba33398dbe66e61eff57e6963494", kill_on_drop: false }` [INFO] [stdout] d2bc5548ff199406752e8245b2713852bbf9ba33398dbe66e61eff57e6963494