[INFO] cloning repository https://github.com/masuke5/opt-for-lang2 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/masuke5/opt-for-lang2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmasuke5%2Fopt-for-lang2", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmasuke5%2Fopt-for-lang2'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e952a7ac35b5ef580526d0971273cd283ee207e0 [INFO] testing masuke5/opt-for-lang2 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmasuke5%2Fopt-for-lang2" "/workspace/builds/worker-74/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-74/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/masuke5/opt-for-lang2 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/masuke5/opt-for-lang2 [INFO] finished tweaking git repo https://github.com/masuke5/opt-for-lang2 [INFO] tweaked toml for git repo https://github.com/masuke5/opt-for-lang2 written to /workspace/builds/worker-74/source/Cargo.toml [INFO] crate git repo https://github.com/masuke5/opt-for-lang2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a920f969a8f9e1a318ad78e88ed488cfa221750fd496fea1ce1e6ab303ce9bd3 [INFO] running `Command { std: "docker" "start" "-a" "a920f969a8f9e1a318ad78e88ed488cfa221750fd496fea1ce1e6ab303ce9bd3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a920f969a8f9e1a318ad78e88ed488cfa221750fd496fea1ce1e6ab303ce9bd3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a920f969a8f9e1a318ad78e88ed488cfa221750fd496fea1ce1e6ab303ce9bd3", kill_on_drop: false }` [INFO] [stdout] a920f969a8f9e1a318ad78e88ed488cfa221750fd496fea1ce1e6ab303ce9bd3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a297fa47ac5bb9abe13ea7976823056946f8e94048854197b1d575e59ae85f7c [INFO] running `Command { std: "docker" "start" "-a" "a297fa47ac5bb9abe13ea7976823056946f8e94048854197b1d575e59ae85f7c", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling maplit v1.0.2 [INFO] [stderr] Compiling opt-for-lang2 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `value` [INFO] [stdout] --> src/graph.rs:117:13 [INFO] [stdout] | [INFO] [stdout] 117 | value: &'a T, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `pred` [INFO] [stdout] --> src/graph.rs:118:13 [INFO] [stdout] | [INFO] [stdout] 118 | pred: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `succ` [INFO] [stdout] --> src/graph.rs:119:13 [INFO] [stdout] | [INFO] [stdout] 119 | succ: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.35s [INFO] running `Command { std: "docker" "inspect" "a297fa47ac5bb9abe13ea7976823056946f8e94048854197b1d575e59ae85f7c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a297fa47ac5bb9abe13ea7976823056946f8e94048854197b1d575e59ae85f7c", kill_on_drop: false }` [INFO] [stdout] a297fa47ac5bb9abe13ea7976823056946f8e94048854197b1d575e59ae85f7c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 67304d58286248c8f13105927aad47fec80eef37832db6a69a1515b32eec5e83 [INFO] running `Command { std: "docker" "start" "-a" "67304d58286248c8f13105927aad47fec80eef37832db6a69a1515b32eec5e83", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling opt-for-lang2 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `value` [INFO] [stdout] --> src/graph.rs:117:13 [INFO] [stdout] | [INFO] [stdout] 117 | value: &'a T, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `pred` [INFO] [stdout] --> src/graph.rs:118:13 [INFO] [stdout] | [INFO] [stdout] 118 | pred: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `succ` [INFO] [stdout] --> src/graph.rs:119:13 [INFO] [stdout] | [INFO] [stdout] 119 | succ: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `value` [INFO] [stdout] --> src/graph.rs:117:13 [INFO] [stdout] | [INFO] [stdout] 117 | value: &'a T, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `pred` [INFO] [stdout] --> src/graph.rs:118:13 [INFO] [stdout] | [INFO] [stdout] 118 | pred: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `succ` [INFO] [stdout] --> src/graph.rs:119:13 [INFO] [stdout] | [INFO] [stdout] 119 | succ: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.79s [INFO] running `Command { std: "docker" "inspect" "67304d58286248c8f13105927aad47fec80eef37832db6a69a1515b32eec5e83", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "67304d58286248c8f13105927aad47fec80eef37832db6a69a1515b32eec5e83", kill_on_drop: false }` [INFO] [stdout] 67304d58286248c8f13105927aad47fec80eef37832db6a69a1515b32eec5e83 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d002642873fa01093deaeee6cbcf339709dbb9eb4aa0113101205d7529768bf3 [INFO] running `Command { std: "docker" "start" "-a" "d002642873fa01093deaeee6cbcf339709dbb9eb4aa0113101205d7529768bf3", kill_on_drop: false }` [INFO] [stderr] warning: field is never read: `value` [INFO] [stderr] --> src/graph.rs:117:13 [INFO] [stderr] | [INFO] [stderr] 117 | value: &'a T, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `pred` [INFO] [stderr] --> src/graph.rs:118:13 [INFO] [stderr] | [INFO] [stderr] 118 | pred: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `succ` [INFO] [stderr] --> src/graph.rs:119:13 [INFO] [stderr] | [INFO] [stderr] 119 | succ: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `opt-for-lang2` (lib) generated 3 warnings [INFO] [stderr] warning: `opt-for-lang2` (lib test) generated 3 warnings (3 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/opt_for_lang2-40bb8219e14b148e) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test graph::test::test_add ... ok [INFO] [stdout] test graph::test::test_pred ... ok [INFO] [stdout] test graph::test::test_succ ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/opt_for_lang2-e6d47a76569b7b35) [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] [stderr] Doc-tests opt-for-lang2 [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" "d002642873fa01093deaeee6cbcf339709dbb9eb4aa0113101205d7529768bf3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d002642873fa01093deaeee6cbcf339709dbb9eb4aa0113101205d7529768bf3", kill_on_drop: false }` [INFO] [stdout] d002642873fa01093deaeee6cbcf339709dbb9eb4aa0113101205d7529768bf3