[INFO] fetching crate laboratory 2.0.0... [INFO] testing laboratory-2.0.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8 [INFO] extracting crate laboratory 2.0.0 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate laboratory 2.0.0 [INFO] finished tweaking crates.io crate laboratory 2.0.0 [INFO] tweaked toml for crates.io crate laboratory 2.0.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate laboratory 2.0.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate laboratory 2.0.0 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 562ea7b7abc3d68cccba399e8e5aed75de056597b141487575de249857b4b6d5 [INFO] running `Command { std: "docker" "start" "-a" "562ea7b7abc3d68cccba399e8e5aed75de056597b141487575de249857b4b6d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "562ea7b7abc3d68cccba399e8e5aed75de056597b141487575de249857b4b6d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "562ea7b7abc3d68cccba399e8e5aed75de056597b141487575de249857b4b6d5", kill_on_drop: false }` [INFO] [stdout] 562ea7b7abc3d68cccba399e8e5aed75de056597b141487575de249857b4b6d5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5c1e408b0058678f85d3b35f6075df6ad8d9c6153b2e2cb7615b59a2a8b76b77 [INFO] running `Command { std: "docker" "start" "-a" "5c1e408b0058678f85d3b35f6075df6ad8d9c6153b2e2cb7615b59a2a8b76b77", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling libc v0.2.76 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.70 [INFO] [stderr] Compiling serde_derive v1.0.125 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling serde v1.0.125 [INFO] [stderr] Compiling regex-syntax v0.6.18 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Compiling convert_case v0.4.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling termios v0.3.2 [INFO] [stderr] Compiling terminal_size v0.1.13 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Compiling chrono v0.4.19 [INFO] [stderr] Compiling regex v1.3.9 [INFO] [stderr] Compiling console v0.12.0 [INFO] [stderr] Compiling laboratory v2.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.38s [INFO] running `Command { std: "docker" "inspect" "5c1e408b0058678f85d3b35f6075df6ad8d9c6153b2e2cb7615b59a2a8b76b77", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5c1e408b0058678f85d3b35f6075df6ad8d9c6153b2e2cb7615b59a2a8b76b77", kill_on_drop: false }` [INFO] [stdout] 5c1e408b0058678f85d3b35f6075df6ad8d9c6153b2e2cb7615b59a2a8b76b77 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9250d4b408aba9b1928c1f44a343782389b823df65e364109a95f1d646fbcc9f [INFO] running `Command { std: "docker" "start" "-a" "9250d4b408aba9b1928c1f44a343782389b823df65e364109a95f1d646fbcc9f", kill_on_drop: false }` [INFO] [stderr] Compiling laboratory v2.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::rc::Rc` [INFO] [stdout] --> tests/tests.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::rc::Rc; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::cell::RefCell` [INFO] [stdout] --> tests/tests.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::cell::RefCell; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `should_panic` [INFO] [stdout] --> tests/tests.rs:4:37 [INFO] [stdout] | [INFO] [stdout] 4 | use laboratory::{ describe, expect, should_panic, LabResult }; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `spec` [INFO] [stdout] --> tests/tests.rs:24:25 [INFO] [stdout] | [INFO] [stdout] 24 | suite.it("test", |spec| { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_spec` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `state` [INFO] [stdout] --> tests/tests.rs:19:25 [INFO] [stdout] | [INFO] [stdout] 19 | ctx.after_all(move |state| { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_state` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `state` [INFO] [stdout] --> tests/tests.rs:15:27 [INFO] [stdout] | [INFO] [stdout] 15 | ctx.before_each(move |state| { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_state` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.84s [INFO] running `Command { std: "docker" "inspect" "9250d4b408aba9b1928c1f44a343782389b823df65e364109a95f1d646fbcc9f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9250d4b408aba9b1928c1f44a343782389b823df65e364109a95f1d646fbcc9f", kill_on_drop: false }` [INFO] [stdout] 9250d4b408aba9b1928c1f44a343782389b823df65e364109a95f1d646fbcc9f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 6cab09a69a34d09c64e8bb1e9a96dcb7729a59c15465c479fa8d9f76edcdde2e [INFO] running `Command { std: "docker" "start" "-a" "6cab09a69a34d09c64e8bb1e9a96dcb7729a59c15465c479fa8d9f76edcdde2e", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `std::rc::Rc` [INFO] [stderr] --> tests/tests.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::rc::Rc; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::cell::RefCell` [INFO] [stderr] --> tests/tests.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::cell::RefCell; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `should_panic` [INFO] [stderr] --> tests/tests.rs:4:37 [INFO] [stderr] | [INFO] [stderr] 4 | use laboratory::{ describe, expect, should_panic, LabResult }; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `spec` [INFO] [stderr] --> tests/tests.rs:24:25 [INFO] [stderr] | [INFO] [stderr] 24 | suite.it("test", |spec| { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_spec` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `state` [INFO] [stderr] --> tests/tests.rs:19:25 [INFO] [stderr] | [INFO] [stderr] 19 | ctx.after_all(move |state| { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_state` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `state` [INFO] [stderr] --> tests/tests.rs:15:27 [INFO] [stderr] | [INFO] [stderr] 15 | ctx.before_each(move |state| { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_state` [INFO] [stderr] [INFO] [stderr] warning: `laboratory` (test "tests") generated 6 warnings (run `cargo fix --test "tests" -p laboratory` to apply 6 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/laboratory-dfafd3ec958870c5) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stderr] Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-b822f7526ea8f5ad) [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 laboratory [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test describe_a_suite ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [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" "6cab09a69a34d09c64e8bb1e9a96dcb7729a59c15465c479fa8d9f76edcdde2e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6cab09a69a34d09c64e8bb1e9a96dcb7729a59c15465c479fa8d9f76edcdde2e", kill_on_drop: false }` [INFO] [stdout] 6cab09a69a34d09c64e8bb1e9a96dcb7729a59c15465c479fa8d9f76edcdde2e