[INFO] cloning repository https://github.com/tgoettingen/git-vscode-demo [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tgoettingen/git-vscode-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftgoettingen%2Fgit-vscode-demo", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftgoettingen%2Fgit-vscode-demo'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9eb7f03094617673e9a5cdd168ceaff16cd70e33 [INFO] testing tgoettingen/git-vscode-demo against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftgoettingen%2Fgit-vscode-demo" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tgoettingen/git-vscode-demo on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tgoettingen/git-vscode-demo [INFO] finished tweaking git repo https://github.com/tgoettingen/git-vscode-demo [INFO] tweaked toml for git repo https://github.com/tgoettingen/git-vscode-demo written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/tgoettingen/git-vscode-demo already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fb5d4772f9ac0d4bff7ceebabadf9dd83b56e5e2d610489e4c310803d4d93c1a [INFO] running `Command { std: "docker" "start" "-a" "fb5d4772f9ac0d4bff7ceebabadf9dd83b56e5e2d610489e4c310803d4d93c1a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fb5d4772f9ac0d4bff7ceebabadf9dd83b56e5e2d610489e4c310803d4d93c1a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb5d4772f9ac0d4bff7ceebabadf9dd83b56e5e2d610489e4c310803d4d93c1a", kill_on_drop: false }` [INFO] [stdout] fb5d4772f9ac0d4bff7ceebabadf9dd83b56e5e2d610489e4c310803d4d93c1a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e3de306d4cd9636fc933803ad50fa02823c68b492645db868e2a02aa1d7f7516 [INFO] running `Command { std: "docker" "start" "-a" "e3de306d4cd9636fc933803ad50fa02823c68b492645db868e2a02aa1d7f7516", kill_on_drop: false }` [INFO] [stderr] Compiling rust_sandbox v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `count` [INFO] [stdout] --> src/loops.rs:2:13 [INFO] [stdout] | [INFO] [stdout] 2 | let mut count=0; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_count` [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/loops.rs:2:9 [INFO] [stdout] | [INFO] [stdout] 2 | let mut count=0; [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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.45s [INFO] running `Command { std: "docker" "inspect" "e3de306d4cd9636fc933803ad50fa02823c68b492645db868e2a02aa1d7f7516", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e3de306d4cd9636fc933803ad50fa02823c68b492645db868e2a02aa1d7f7516", kill_on_drop: false }` [INFO] [stdout] e3de306d4cd9636fc933803ad50fa02823c68b492645db868e2a02aa1d7f7516 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f6ae930a214368c6cb628008c4411c38bfea3b516055344e61bfe343ca3d9845 [INFO] running `Command { std: "docker" "start" "-a" "f6ae930a214368c6cb628008c4411c38bfea3b516055344e61bfe343ca3d9845", kill_on_drop: false }` [INFO] [stderr] Compiling rust_sandbox v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `count` [INFO] [stdout] --> src/loops.rs:2:13 [INFO] [stdout] | [INFO] [stdout] 2 | let mut count=0; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_count` [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/loops.rs:2:9 [INFO] [stdout] | [INFO] [stdout] 2 | let mut count=0; [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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.57s [INFO] running `Command { std: "docker" "inspect" "f6ae930a214368c6cb628008c4411c38bfea3b516055344e61bfe343ca3d9845", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f6ae930a214368c6cb628008c4411c38bfea3b516055344e61bfe343ca3d9845", kill_on_drop: false }` [INFO] [stdout] f6ae930a214368c6cb628008c4411c38bfea3b516055344e61bfe343ca3d9845 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 630296431d2482ac5e19e97260206699e53512c3430af937783818d546e7e9bb [INFO] running `Command { std: "docker" "start" "-a" "630296431d2482ac5e19e97260206699e53512c3430af937783818d546e7e9bb", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stdout] [INFO] [stderr] warning: unused variable: `count` [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/loops.rs:2:13 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 2 | let mut count=0; [INFO] [stdout] [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_count` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/loops.rs:2:9 [INFO] [stderr] | [INFO] [stderr] 2 | let mut count=0; [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: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.92s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rust_sandbox-aead16df0eff2484) [INFO] running `Command { std: "docker" "inspect" "630296431d2482ac5e19e97260206699e53512c3430af937783818d546e7e9bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "630296431d2482ac5e19e97260206699e53512c3430af937783818d546e7e9bb", kill_on_drop: false }` [INFO] [stdout] 630296431d2482ac5e19e97260206699e53512c3430af937783818d546e7e9bb