[INFO] fetching crate rcombinators 0.1.0... [INFO] testing rcombinators-0.1.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8 [INFO] extracting crate rcombinators 0.1.0 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate rcombinators 0.1.0 [INFO] finished tweaking crates.io crate rcombinators 0.1.0 [INFO] tweaked toml for crates.io crate rcombinators 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate rcombinators 0.1.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 8 packages to latest compatible versions [INFO] [stderr] Adding time-test v0.2.3 (available: v0.3.0) [INFO] [stderr] Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1) [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] [stderr] Blocking waiting for file lock on package cache [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] dd39c859d405e943026c1d0d3f82493da11c87532ea7eb74bb975265263aa9a8 [INFO] running `Command { std: "docker" "start" "-a" "dd39c859d405e943026c1d0d3f82493da11c87532ea7eb74bb975265263aa9a8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dd39c859d405e943026c1d0d3f82493da11c87532ea7eb74bb975265263aa9a8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dd39c859d405e943026c1d0d3f82493da11c87532ea7eb74bb975265263aa9a8", kill_on_drop: false }` [INFO] [stdout] dd39c859d405e943026c1d0d3f82493da11c87532ea7eb74bb975265263aa9a8 [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] ad0eb632f987d894e0badd902840a61adaa9ef4f4abfb1f12f4fd86caa6bb16f [INFO] running `Command { std: "docker" "start" "-a" "ad0eb632f987d894e0badd902840a61adaa9ef4f4abfb1f12f4fd86caa6bb16f", kill_on_drop: false }` [INFO] [stderr] Compiling utf8reader v0.1.0 [INFO] [stderr] Compiling time v0.1.45 [INFO] [stderr] Compiling time-test v0.2.3 [INFO] [stderr] Compiling rcombinators v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/primitives.rs:158:44 [INFO] [stdout] | [INFO] [stdout] 158 | Err(ParseError::ExecFail(e.description().to_string())) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/primitives.rs:177:40 [INFO] [stdout] | [INFO] [stdout] 177 | Err(e) => return Err(execerr(e.description())), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/primitives.rs:184:44 [INFO] [stdout] | [INFO] [stdout] 184 | Err(e) => return Err(execerr(e.description())), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.81s [INFO] running `Command { std: "docker" "inspect" "ad0eb632f987d894e0badd902840a61adaa9ef4f4abfb1f12f4fd86caa6bb16f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ad0eb632f987d894e0badd902840a61adaa9ef4f4abfb1f12f4fd86caa6bb16f", kill_on_drop: false }` [INFO] [stdout] ad0eb632f987d894e0badd902840a61adaa9ef4f4abfb1f12f4fd86caa6bb16f [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] 72b7b28bb51096d65f44619cd5e2f3526018e41b9ad701fa796b44ff7e378227 [INFO] running `Command { std: "docker" "start" "-a" "72b7b28bb51096d65f44619cd5e2f3526018e41b9ad701fa796b44ff7e378227", kill_on_drop: false }` [INFO] [stderr] Compiling rcombinators v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/primitives.rs:158:44 [INFO] [stdout] | [INFO] [stdout] 158 | Err(ParseError::ExecFail(e.description().to_string())) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/primitives.rs:177:40 [INFO] [stdout] | [INFO] [stdout] 177 | Err(e) => return Err(execerr(e.description())), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/primitives.rs:184:44 [INFO] [stdout] | [INFO] [stdout] 184 | Err(e) => return Err(execerr(e.description())), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/combinators.rs:556:17 [INFO] [stdout] | [INFO] [stdout] 555 | panic!("lazy should not run this function!"); [INFO] [stdout] | -------------------------------------------- any code following this expression is unreachable [INFO] [stdout] 556 | Uint8::new() [INFO] [stdout] | ^^^^^^^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/primitives.rs:158:44 [INFO] [stdout] | [INFO] [stdout] 158 | Err(ParseError::ExecFail(e.description().to_string())) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/primitives.rs:177:40 [INFO] [stdout] | [INFO] [stdout] 177 | Err(e) => return Err(execerr(e.description())), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/primitives.rs:184:44 [INFO] [stdout] | [INFO] [stdout] 184 | Err(e) => return Err(execerr(e.description())), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.90s [INFO] running `Command { std: "docker" "inspect" "72b7b28bb51096d65f44619cd5e2f3526018e41b9ad701fa796b44ff7e378227", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "72b7b28bb51096d65f44619cd5e2f3526018e41b9ad701fa796b44ff7e378227", kill_on_drop: false }` [INFO] [stdout] 72b7b28bb51096d65f44619cd5e2f3526018e41b9ad701fa796b44ff7e378227 [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] 53814bbec4f6361a19a71ee8f5c37147cf30fb5ef2db03cd2689ec0a091c27c4 [INFO] running `Command { std: "docker" "start" "-a" "53814bbec4f6361a19a71ee8f5c37147cf30fb5ef2db03cd2689ec0a091c27c4", kill_on_drop: false }` [INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/primitives.rs:158:44 [INFO] [stderr] | [INFO] [stderr] 158 | Err(ParseError::ExecFail(e.description().to_string())) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/primitives.rs:177:40 [INFO] [stderr] | [INFO] [stderr] 177 | Err(e) => return Err(execerr(e.description())), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/primitives.rs:184:44 [INFO] [stderr] | [INFO] [stderr] 184 | Err(e) => return Err(execerr(e.description())), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `rcombinators` (lib) generated 3 warnings [INFO] [stderr] warning: unreachable expression [INFO] [stderr] --> src/combinators.rs:556:17 [INFO] [stderr] | [INFO] [stderr] 555 | panic!("lazy should not run this function!"); [INFO] [stderr] | -------------------------------------------- any code following this expression is unreachable [INFO] [stderr] 556 | Uint8::new() [INFO] [stderr] | ^^^^^^^^^^^^ unreachable expression [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `rcombinators` (lib test) generated 4 warnings (3 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rcombinators-a95d5d8b1e31bf72) [INFO] [stdout] [INFO] [stdout] running 20 tests [INFO] [stdout] test combinators::tests::test_alternative ... ok [INFO] [stdout] test combinators::tests::test_lazy ... ok [INFO] [stdout] test combinators::tests::test_lazy3 ... ok [INFO] [stdout] test combinators::tests::test_pair ... ok [INFO] [stdout] test combinators::tests::test_long_seq ... ok [INFO] [stdout] test combinators::tests::test_partial_sequence ... ok [INFO] [stdout] test combinators::tests::test_repeat ... ok [INFO] [stdout] test combinators::tests::test_then ... ok [INFO] [stdout] test primitives::tests::test_parse_floats ... ok [INFO] [stdout] test combinators::tests::test_lazy2 ... ok [INFO] [stdout] test primitives::tests::test_parse_long_int ... ok [INFO] [stdout] test primitives::tests::test_parse_int ... ok [INFO] [stdout] test primitives::tests::test_string_none_of ... ok [INFO] [stdout] test primitives::tests::test_parse_string ... ok [INFO] [stdout] test primitives::tests::test_string_of ... ok [INFO] [stdout] test state::tests::test_utf8_stream ... ok [INFO] [stdout] test state::tests::test_basic ... ok [INFO] [stdout] test primitives::tests::bench_float ... ok [INFO] [stdout] test primitives::tests::bench_integer_medium ... ok [INFO] [stdout] test state::tests::test_hold_unreleased - should panic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stderr] (parse-float with combinators took PT0.004746239S) (parse-int with static buffer took PT0.003419800S) (parse-int with dynamic buffer took PT0.003858550S) Doc-tests rcombinators [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test src/combinators.rs - combinators::Lazy (line 391) ... ignored [INFO] [stdout] test src/combinators.rs - combinators::Lazy (line 399) ... ignored [INFO] [stdout] test src/combinators.rs - combinators::Lazy::new (line 411) ... ignored [INFO] [stdout] test src/parser.rs - parser::Parser (line 46) ... ok [INFO] [stdout] test src/lib.rs - (line 20) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 3 ignored; 0 measured; 0 filtered out; finished in 0.34s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "53814bbec4f6361a19a71ee8f5c37147cf30fb5ef2db03cd2689ec0a091c27c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "53814bbec4f6361a19a71ee8f5c37147cf30fb5ef2db03cd2689ec0a091c27c4", kill_on_drop: false }` [INFO] [stdout] 53814bbec4f6361a19a71ee8f5c37147cf30fb5ef2db03cd2689ec0a091c27c4