[INFO] fetching crate calc_engine 0.4.1... [INFO] testing calc_engine-0.4.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7 [INFO] extracting crate calc_engine 0.4.1 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate calc_engine 0.4.1 [INFO] finished tweaking crates.io crate calc_engine 0.4.1 [INFO] tweaked toml for crates.io crate calc_engine 0.4.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate calc_engine 0.4.1 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 calc_engine 0.4.1 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] b2e4252f64bd97a6a69c083276ba05a278d1f1234114b932a9991c85844dc34c [INFO] running `Command { std: "docker" "start" "-a" "b2e4252f64bd97a6a69c083276ba05a278d1f1234114b932a9991c85844dc34c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b2e4252f64bd97a6a69c083276ba05a278d1f1234114b932a9991c85844dc34c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b2e4252f64bd97a6a69c083276ba05a278d1f1234114b932a9991c85844dc34c", kill_on_drop: false }` [INFO] [stdout] b2e4252f64bd97a6a69c083276ba05a278d1f1234114b932a9991c85844dc34c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 6cd7d9caef8144e237a9fd1c2fe6a5d92f24344620ae8bfea78e36d8c96e5caa [INFO] running `Command { std: "docker" "start" "-a" "6cd7d9caef8144e237a9fd1c2fe6a5d92f24344620ae8bfea78e36d8c96e5caa", kill_on_drop: false }` [INFO] [stderr] Compiling auto_correct_n_suggest v0.2.0 [INFO] [stderr] Compiling calc_engine v0.4.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/scanner.rs:38:39 [INFO] [stdout] | [INFO] [stdout] 38 | fn initialize(source: &'a str) -> Scanner { [INFO] [stdout] | -- ^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 38 | fn initialize(source: &'a str) -> Scanner<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.49s [INFO] running `Command { std: "docker" "inspect" "6cd7d9caef8144e237a9fd1c2fe6a5d92f24344620ae8bfea78e36d8c96e5caa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6cd7d9caef8144e237a9fd1c2fe6a5d92f24344620ae8bfea78e36d8c96e5caa", kill_on_drop: false }` [INFO] [stdout] 6cd7d9caef8144e237a9fd1c2fe6a5d92f24344620ae8bfea78e36d8c96e5caa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] ba503d178f806fe0deffcb98fda0ea8bf01878b5ddbc3ef24cc0d0bf4fe7c76b [INFO] running `Command { std: "docker" "start" "-a" "ba503d178f806fe0deffcb98fda0ea8bf01878b5ddbc3ef24cc0d0bf4fe7c76b", kill_on_drop: false }` [INFO] [stderr] Compiling calc_engine v0.4.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/scanner.rs:38:39 [INFO] [stdout] | [INFO] [stdout] 38 | fn initialize(source: &'a str) -> Scanner { [INFO] [stdout] | -- ^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 38 | fn initialize(source: &'a str) -> Scanner<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/scanner.rs:38:39 [INFO] [stdout] | [INFO] [stdout] 38 | fn initialize(source: &'a str) -> Scanner { [INFO] [stdout] | -- ^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 38 | fn initialize(source: &'a str) -> Scanner<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.55s [INFO] running `Command { std: "docker" "inspect" "ba503d178f806fe0deffcb98fda0ea8bf01878b5ddbc3ef24cc0d0bf4fe7c76b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ba503d178f806fe0deffcb98fda0ea8bf01878b5ddbc3ef24cc0d0bf4fe7c76b", kill_on_drop: false }` [INFO] [stdout] ba503d178f806fe0deffcb98fda0ea8bf01878b5ddbc3ef24cc0d0bf4fe7c76b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] a4431ef4edd95ea0fd546509090c447091cad64e5288da5557981f03bfde66c9 [INFO] running `Command { std: "docker" "start" "-a" "a4431ef4edd95ea0fd546509090c447091cad64e5288da5557981f03bfde66c9", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stderr] --> src/scanner.rs:38:39 [INFO] [stderr] | [INFO] [stderr] 38 | fn initialize(source: &'a str) -> Scanner { [INFO] [stderr] | -- ^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is named here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: consistently use `'a` [INFO] [stderr] | [INFO] [stderr] 38 | fn initialize(source: &'a str) -> Scanner<'a> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `calc_engine` (lib) generated 1 warning (run `cargo fix --lib -p calc_engine` to apply 1 suggestion) [INFO] [stderr] warning: `calc_engine` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/calc_engine-6cda13f4ddda6004) [INFO] [stdout] [INFO] [stdout] running 10 tests [INFO] [stdout] test parser::tests::test_detect_error_from_unclosed_grouped_expression ... ok [INFO] [stdout] test parser::tests::test_can_parse_addition_expression ... ok [INFO] [stdout] test tests::it_should_calculate_complex_math ... ok [INFO] [stdout] test tests::it_should_calculate_simple_addition ... ok [INFO] [stdout] test scanner::tests::test_can_scan_with_keywords ... ok [INFO] [stdout] test parser::tests::test_can_parse_grouped_expression ... ok [INFO] [stdout] test parser::tests::test_can_parse_subtraction_expression ... ok [INFO] [stdout] test scanner::tests::test_can_scan_addition_expression ... ok [INFO] [stdout] test scanner::tests::test_scanner_can_auto_suggest_keyword ... ok [INFO] [stdout] test scanner::tests::test_scanner_can_recognize_auto_capitalized_keywords ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests calc_engine [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" "a4431ef4edd95ea0fd546509090c447091cad64e5288da5557981f03bfde66c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a4431ef4edd95ea0fd546509090c447091cad64e5288da5557981f03bfde66c9", kill_on_drop: false }` [INFO] [stdout] a4431ef4edd95ea0fd546509090c447091cad64e5288da5557981f03bfde66c9