[INFO] cloning repository https://github.com/lequer/rust-todo [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lequer/rust-todo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flequer%2Frust-todo", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flequer%2Frust-todo'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b4f5b81d5e6f2767f247b07ac72a412eb8b1ace1 [INFO] testing lequer/rust-todo against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flequer%2Frust-todo" "/workspace/builds/worker-105/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-105/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lequer/rust-todo on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/lequer/rust-todo [INFO] finished tweaking git repo https://github.com/lequer/rust-todo [INFO] tweaked toml for git repo https://github.com/lequer/rust-todo written to /workspace/builds/worker-105/source/Cargo.toml [INFO] crate git repo https://github.com/lequer/rust-todo already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded aho-corasick v0.7.14 [INFO] [stderr] Downloaded regex-syntax v0.6.20 [INFO] [stderr] Downloaded regex v1.4.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 129d0efc2a04f53b48a640c9d55269ca8ec1ee09011f4e496561e7a43acf810e [INFO] running `Command { std: "docker" "start" "-a" "129d0efc2a04f53b48a640c9d55269ca8ec1ee09011f4e496561e7a43acf810e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "129d0efc2a04f53b48a640c9d55269ca8ec1ee09011f4e496561e7a43acf810e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "129d0efc2a04f53b48a640c9d55269ca8ec1ee09011f4e496561e7a43acf810e", kill_on_drop: false }` [INFO] [stdout] 129d0efc2a04f53b48a640c9d55269ca8ec1ee09011f4e496561e7a43acf810e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] df45609eab385eb9ce4d036e8741941e75ca33c46d066fe56d0b643470078760 [INFO] running `Command { std: "docker" "start" "-a" "df45609eab385eb9ce4d036e8741941e75ca33c46d066fe56d0b643470078760", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.46 [INFO] [stderr] Compiling libc v0.2.79 [INFO] [stderr] Compiling serde_derive v1.0.117 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling serde v1.0.117 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling serde_json v1.0.59 [INFO] [stderr] Compiling regex-syntax v0.6.20 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling strsim v0.9.3 [INFO] [stderr] Compiling itoa v0.4.6 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling dirs-sys v0.3.5 [INFO] [stderr] Compiling aho-corasick v0.7.14 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling dirs v2.0.2 [INFO] [stderr] Compiling term v0.6.1 [INFO] [stderr] Compiling regex v1.4.1 [INFO] [stderr] Compiling docopt v1.1.0 [INFO] [stderr] Compiling todos v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:98:9 [INFO] [stdout] | [INFO] [stdout] 98 | &self.todos.push(todo); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 98 | let _ = &self.todos.push(todo); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:101:9 [INFO] [stdout] | [INFO] [stdout] 101 | &self.todos[index - 1].status.set(status); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 101 | let _ = &self.todos[index - 1].status.set(status); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:109:9 [INFO] [stdout] | [INFO] [stdout] 109 | &self.todos.remove(i - 1); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 109 | let _ = &self.todos.remove(i - 1); [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 2m 12s [INFO] running `Command { std: "docker" "inspect" "df45609eab385eb9ce4d036e8741941e75ca33c46d066fe56d0b643470078760", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "df45609eab385eb9ce4d036e8741941e75ca33c46d066fe56d0b643470078760", kill_on_drop: false }` [INFO] [stdout] df45609eab385eb9ce4d036e8741941e75ca33c46d066fe56d0b643470078760 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e7a6596f908b4d5e1602d22d2d06b86f88dbfb62f38d223071b30a616bdec88f [INFO] running `Command { std: "docker" "start" "-a" "e7a6596f908b4d5e1602d22d2d06b86f88dbfb62f38d223071b30a616bdec88f", kill_on_drop: false }` [INFO] [stderr] Compiling todos v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:98:9 [INFO] [stdout] | [INFO] [stdout] 98 | &self.todos.push(todo); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 98 | let _ = &self.todos.push(todo); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:101:9 [INFO] [stdout] | [INFO] [stdout] 101 | &self.todos[index - 1].status.set(status); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 101 | let _ = &self.todos[index - 1].status.set(status); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:109:9 [INFO] [stdout] | [INFO] [stdout] 109 | &self.todos.remove(i - 1); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 109 | let _ = &self.todos.remove(i - 1); [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 0.85s [INFO] running `Command { std: "docker" "inspect" "e7a6596f908b4d5e1602d22d2d06b86f88dbfb62f38d223071b30a616bdec88f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e7a6596f908b4d5e1602d22d2d06b86f88dbfb62f38d223071b30a616bdec88f", kill_on_drop: false }` [INFO] [stdout] e7a6596f908b4d5e1602d22d2d06b86f88dbfb62f38d223071b30a616bdec88f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 4d5a6a37533fdabebdb4f180b696365098267ea566db9c6273a20b8bb2f67ded [INFO] running `Command { std: "docker" "start" "-a" "4d5a6a37533fdabebdb4f180b696365098267ea566db9c6273a20b8bb2f67ded", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/main.rs:98:9 [INFO] [stderr] | [INFO] [stderr] 98 | &self.todos.push(todo); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 98 | let _ = &self.todos.push(todo); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/main.rs:101:9 [INFO] [stderr] | [INFO] [stderr] 101 | &self.todos[index - 1].status.set(status); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 101 | let _ = &self.todos[index - 1].status.set(status); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/main.rs:109:9 [INFO] [stderr] | [INFO] [stderr] 109 | &self.todos.remove(i - 1); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 109 | let _ = &self.todos.remove(i - 1); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `todos` (bin "todos" test) generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 3.43s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/todos-c52081ce17b6c1b0) [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" "4d5a6a37533fdabebdb4f180b696365098267ea566db9c6273a20b8bb2f67ded", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4d5a6a37533fdabebdb4f180b696365098267ea566db9c6273a20b8bb2f67ded", kill_on_drop: false }` [INFO] [stdout] 4d5a6a37533fdabebdb4f180b696365098267ea566db9c6273a20b8bb2f67ded