[INFO] crate muncher 0.6.0 is already in cache [INFO] testing muncher-0.6.0 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274 [INFO] extracting crate muncher 0.6.0 into /workspace/builds/worker-5/source [INFO] validating manifest of crates.io crate muncher 0.6.0 on toolchain 28742a1146f10a4f09369baad027a464acb7a766 [INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate muncher 0.6.0 [INFO] finished tweaking crates.io crate muncher 0.6.0 [INFO] tweaked toml for crates.io crate muncher 0.6.0 written to /workspace/builds/worker-5/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] c3c4c7ac842f2ff00af7bd7d115f2a938535ef69b7ed724783bf546a1eefc322 [INFO] running `"docker" "start" "-a" "c3c4c7ac842f2ff00af7bd7d115f2a938535ef69b7ed724783bf546a1eefc322"` [INFO] [stderr] Compiling muncher v0.6.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.80s [INFO] running `"docker" "inspect" "c3c4c7ac842f2ff00af7bd7d115f2a938535ef69b7ed724783bf546a1eefc322"` [INFO] running `"docker" "rm" "-f" "c3c4c7ac842f2ff00af7bd7d115f2a938535ef69b7ed724783bf546a1eefc322"` [INFO] [stdout] c3c4c7ac842f2ff00af7bd7d115f2a938535ef69b7ed724783bf546a1eefc322 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] ce039950655749a082e42718793496599a672c7aab76041dfbd194b19c4e9329 [INFO] running `"docker" "start" "-a" "ce039950655749a082e42718793496599a672c7aab76041dfbd194b19c4e9329"` [INFO] [stderr] Compiling muncher v0.6.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `s` [INFO] [stderr] --> src/muncher.rs:692:13 [INFO] [stderr] | [INFO] [stderr] 692 | let s = munch.eat_until(|ch| ch == &'c').collect::(); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `s` [INFO] [stderr] --> src/muncher.rs:698:13 [INFO] [stderr] | [INFO] [stderr] 698 | let s = munch.eat_until(|ch| ch == &'g').collect::(); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/muncher.rs:756:13 [INFO] [stderr] | [INFO] [stderr] 756 | let mut munch = Muncher::new(input); [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: variable does not need to be mutable [INFO] [stderr] --> src/muncher.rs:765:13 [INFO] [stderr] | [INFO] [stderr] 765 | let mut munch = Muncher::new(input); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/muncher.rs:810:13 [INFO] [stderr] | [INFO] [stderr] 810 | let mut munch = Muncher::new(input); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/muncher.rs:821:13 [INFO] [stderr] | [INFO] [stderr] 821 | let mut munch = Muncher::new(input); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/muncher.rs:832:13 [INFO] [stderr] | [INFO] [stderr] 832 | let mut munch = Muncher::new(input); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused implementer of `std::iter::Iterator` that must be used [INFO] [stderr] --> src/muncher.rs:845:9 [INFO] [stderr] | [INFO] [stderr] 845 | munch.eat_until(|c| *c == '\u{1b}'); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: iterators are lazy and do nothing unless consumed [INFO] [stderr] [INFO] [stderr] warning: unused implementer of `std::iter::Iterator` that must be used [INFO] [stderr] --> src/muncher.rs:851:17 [INFO] [stderr] | [INFO] [stderr] 851 | munch.eat_until(|c| *c == '\u{1b}'); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: iterators are lazy and do nothing unless consumed [INFO] [stderr] [INFO] [stderr] warning: unused comparison that must be used [INFO] [stderr] --> src/muncher.rs:852:17 [INFO] [stderr] | [INFO] [stderr] 852 | munch.seek(3) == Some("[0m".to_string()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 10 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.38s [INFO] running `"docker" "inspect" "ce039950655749a082e42718793496599a672c7aab76041dfbd194b19c4e9329"` [INFO] running `"docker" "rm" "-f" "ce039950655749a082e42718793496599a672c7aab76041dfbd194b19c4e9329"` [INFO] [stdout] ce039950655749a082e42718793496599a672c7aab76041dfbd194b19c4e9329 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"` [INFO] [stdout] 4df43df524e6a3834bafbb6b1ef9e5f5052eaa001ebd1a699cadfdf7e0c78d3a [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "4df43df524e6a3834bafbb6b1ef9e5f5052eaa001ebd1a699cadfdf7e0c78d3a"` [INFO] [stderr] warning: unused variable: `s` [INFO] [stderr] --> src/muncher.rs:692:13 [INFO] [stderr] | [INFO] [stderr] 692 | let s = munch.eat_until(|ch| ch == &'c').collect::(); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `s` [INFO] [stderr] --> src/muncher.rs:698:13 [INFO] [stderr] | [INFO] [stderr] 698 | let s = munch.eat_until(|ch| ch == &'g').collect::(); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/muncher.rs:756:13 [INFO] [stderr] | [INFO] [stderr] 756 | let mut munch = Muncher::new(input); [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: variable does not need to be mutable [INFO] [stderr] --> src/muncher.rs:765:13 [INFO] [stderr] | [INFO] [stderr] 765 | let mut munch = Muncher::new(input); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/muncher.rs:810:13 [INFO] [stderr] | [INFO] [stderr] 810 | let mut munch = Muncher::new(input); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/muncher.rs:821:13 [INFO] [stderr] | [INFO] [stderr] 821 | let mut munch = Muncher::new(input); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/muncher.rs:832:13 [INFO] [stderr] | [INFO] [stderr] 832 | let mut munch = Muncher::new(input); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused implementer of `std::iter::Iterator` that must be used [INFO] [stderr] --> src/muncher.rs:845:9 [INFO] [stderr] | [INFO] [stderr] 845 | munch.eat_until(|c| *c == '\u{1b}'); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: iterators are lazy and do nothing unless consumed [INFO] [stderr] [INFO] [stderr] warning: unused implementer of `std::iter::Iterator` that must be used [INFO] [stderr] --> src/muncher.rs:851:17 [INFO] [stderr] | [INFO] [stderr] 851 | munch.eat_until(|c| *c == '\u{1b}'); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: iterators are lazy and do nothing unless consumed [INFO] [stderr] [INFO] [stderr] warning: unused comparison that must be used [INFO] [stderr] --> src/muncher.rs:852:17 [INFO] [stderr] | [INFO] [stderr] 852 | munch.seek(3) == Some("[0m".to_string()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 10 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/muncher-265e554168e85ee4 [INFO] [stdout] [INFO] [stdout] running 13 tests [INFO] [stdout] test muncher::tests::bounds_error_this_panics_if_bounds_wrong ... ok [INFO] [stdout] test muncher::tests::end_eat_while_muncher ... ok [INFO] [stdout] test muncher::tests::peek_muncher ... ok [INFO] [stdout] test muncher::tests::peek_count ... ok [INFO] [stdout] test muncher::tests::advance_muncher ... ok [INFO] [stdout] test muncher::tests::test_position ... ok [INFO] [stdout] test muncher::tests::test_stack_fail ... ok [INFO] [stdout] test muncher::tests::test_stack_code ... ok [INFO] [stdout] test muncher::tests::test_eat_eol ... ok [INFO] [stdout] test muncher::tests::test_fork ... ok [INFO] [stdout] test muncher::tests::peek_range_of ... ok [INFO] [stdout] test muncher::tests::seek_muncher ... ok [INFO] [stdout] test muncher::tests::test_stack_math ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests muncher [INFO] [stdout] [INFO] [stdout] running 19 tests [INFO] [stdout] test src/muncher.rs - muncher::Muncher::brace_stack (line 197) ... ok [INFO] [stdout] test src/muncher.rs - muncher::Muncher::eat_range_of (line 662) ... ok [INFO] [stdout] test src/muncher.rs - muncher::Muncher::eat (line 380) ... ok [INFO] [stdout] test src/lib.rs - (line 7) ... ok [INFO] [stdout] test src/muncher.rs - muncher::Muncher::cursor_position (line 226) ... ok [INFO] [stdout] test src/lib.rs - (line 35) ... ok [INFO] [stdout] test src/lib.rs - (line 18) ... ok [INFO] [stdout] test src/lib.rs - (line 49) ... ok [INFO] [stdout] test src/muncher.rs - muncher::Muncher::eat_until (line 593) ... ok [INFO] [stdout] test src/muncher.rs - muncher::Muncher::eat_until_count (line 629) ... ok [INFO] [stdout] test src/muncher.rs - muncher::Muncher::peek_until (line 278) ... ok [INFO] [stdout] test src/muncher.rs - muncher::Muncher::new (line 155) ... ok [INFO] [stdout] test src/muncher.rs - muncher::Muncher::peek_until_count (line 309) ... ok [INFO] [stdout] test src/muncher.rs - muncher::Muncher::fork (line 174) ... ok [INFO] [stdout] test src/muncher.rs - muncher::Muncher::seek (line 360) ... ok [INFO] [stdout] test src/muncher.rs - muncher::Muncher::peek_range_of (line 339) ... ok [INFO] [stdout] test src/muncher.rs - muncher::Stack::new (line 29) ... ok [INFO] [stdout] test src/muncher.rs - muncher::Stack::eat (line 47) ... ok [INFO] [stdout] test src/muncher.rs - muncher::Stack::is_matched (line 94) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "4df43df524e6a3834bafbb6b1ef9e5f5052eaa001ebd1a699cadfdf7e0c78d3a"` [INFO] running `"docker" "rm" "-f" "4df43df524e6a3834bafbb6b1ef9e5f5052eaa001ebd1a699cadfdf7e0c78d3a"` [INFO] [stdout] 4df43df524e6a3834bafbb6b1ef9e5f5052eaa001ebd1a699cadfdf7e0c78d3a