[INFO] crate test-case-derive 0.2.3 is already in cache
[INFO] testing test-case-derive-0.2.3 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] extracting crate test-case-derive 0.2.3 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate test-case-derive 0.2.3 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate test-case-derive 0.2.3
[INFO] finished tweaking crates.io crate test-case-derive 0.2.3
[INFO] tweaked toml for crates.io crate test-case-derive 0.2.3 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 15667859604cc5a6d59938054bee5c2c9b0a7171c14b04337d711f71b67992b0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "15667859604cc5a6d59938054bee5c2c9b0a7171c14b04337d711f71b67992b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15667859604cc5a6d59938054bee5c2c9b0a7171c14b04337d711f71b67992b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15667859604cc5a6d59938054bee5c2c9b0a7171c14b04337d711f71b67992b0", kill_on_drop: false }`
[INFO] [stdout] 15667859604cc5a6d59938054bee5c2c9b0a7171c14b04337d711f71b67992b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9afb93e2503495cb216bb1726c21d22d8ad22804bcf837ad7a3fd698bc34d9eb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9afb93e2503495cb216bb1726c21d22d8ad22804bcf837ad7a3fd698bc34d9eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling test-case-derive v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/utils/escape_ident.rs:21:16
[INFO] [stdout]    |
[INFO] [stdout] 21 |             'A'...'Z'                                     => escaped.push(c.to_ascii_lowercase()),
[INFO] [stdout]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/utils/escape_ident.rs:22:16
[INFO] [stdout]    |
[INFO] [stdout] 22 |             'a'...'z' | '0'...'9'                         => escaped.push(c),
[INFO] [stdout]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/utils/escape_ident.rs:22:28
[INFO] [stdout]    |
[INFO] [stdout] 22 |             'a'...'z' | '0'...'9'                         => escaped.push(c),
[INFO] [stdout]    |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> src/utils/keywords.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / lazy_static! {
[INFO] [stdout] 4  | |     static ref RUST_KEYWORDS: HashSet<&'static str> = [
[INFO] [stdout] 5  | |         "as", "break", "const", "continue", "crate", "else", "enum", "extern", "false", "fn", 
[INFO] [stdout] 6  | |         "for", "if", "impl", "in", "let", "loop", "match", "mod", "move", "mut", 
[INFO] [stdout] ...  |
[INFO] [stdout] 11 | |     ].into_iter().cloned().collect();
[INFO] [stdout] 12 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
[INFO] [stdout]  --> src/prelude.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use std::ascii::AsciiExt;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
[INFO] [stdout]  --> src/utils/escape_ident.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 |     escaped.trim_right_matches('_');
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
[INFO] [stdout]    --> src/lib.rs:221:12
[INFO] [stdout]     |
[INFO] [stdout] 221 | #![feature(proc_macro)]
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call currently resolves to `<&[T] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stdout]   --> src/utils/keywords.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 |     ].into_iter().cloned().collect();
[INFO] [stdout]    |       ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.75s
[INFO] running `Command { std: "docker" "inspect" "9afb93e2503495cb216bb1726c21d22d8ad22804bcf837ad7a3fd698bc34d9eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9afb93e2503495cb216bb1726c21d22d8ad22804bcf837ad7a3fd698bc34d9eb", kill_on_drop: false }`
[INFO] [stdout] 9afb93e2503495cb216bb1726c21d22d8ad22804bcf837ad7a3fd698bc34d9eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9407768b9363df25602b6a7ffe32706b891408ec2b6c8791381d89fece0bec4e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9407768b9363df25602b6a7ffe32706b891408ec2b6c8791381d89fece0bec4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling test-case-derive v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/utils/escape_ident.rs:21:16
[INFO] [stdout]    |
[INFO] [stdout] 21 |             'A'...'Z'                                     => escaped.push(c.to_ascii_lowercase()),
[INFO] [stdout]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/utils/escape_ident.rs:22:16
[INFO] [stdout]    |
[INFO] [stdout] 22 |             'a'...'z' | '0'...'9'                         => escaped.push(c),
[INFO] [stdout]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/utils/escape_ident.rs:22:28
[INFO] [stdout]    |
[INFO] [stdout] 22 |             'a'...'z' | '0'...'9'                         => escaped.push(c),
[INFO] [stdout]    |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> src/utils/keywords.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / lazy_static! {
[INFO] [stdout] 4  | |     static ref RUST_KEYWORDS: HashSet<&'static str> = [
[INFO] [stdout] 5  | |         "as", "break", "const", "continue", "crate", "else", "enum", "extern", "false", "fn", 
[INFO] [stdout] 6  | |         "for", "if", "impl", "in", "let", "loop", "match", "mod", "move", "mut", 
[INFO] [stdout] ...  |
[INFO] [stdout] 11 | |     ].into_iter().cloned().collect();
[INFO] [stdout] 12 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
[INFO] [stdout]  --> src/prelude.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use std::ascii::AsciiExt;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
[INFO] [stdout]  --> src/utils/escape_ident.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 |     escaped.trim_right_matches('_');
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
[INFO] [stdout]    --> src/lib.rs:221:12
[INFO] [stdout]     |
[INFO] [stdout] 221 | #![feature(proc_macro)]
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call currently resolves to `<&[T] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stdout]   --> src/utils/keywords.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 |     ].into_iter().cloned().collect();
[INFO] [stdout]    |       ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> tests/acceptance_tests.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | /     lazy_static! {
[INFO] [stdout] 17 | |         static ref ACTUAL: String = {
[INFO] [stdout] 18 | |             let output = run_tests().stdout;
[INFO] [stdout] 19 | |
[INFO] [stdout] 20 | |             String::from_utf8_lossy(&output).to_string()
[INFO] [stdout] 21 | |         };
[INFO] [stdout] 22 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/utils/escape_ident.rs:21:16
[INFO] [stdout]    |
[INFO] [stdout] 21 |             'A'...'Z'                                     => escaped.push(c.to_ascii_lowercase()),
[INFO] [stdout]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/utils/escape_ident.rs:22:16
[INFO] [stdout]    |
[INFO] [stdout] 22 |             'a'...'z' | '0'...'9'                         => escaped.push(c),
[INFO] [stdout]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/utils/escape_ident.rs:22:28
[INFO] [stdout]    |
[INFO] [stdout] 22 |             'a'...'z' | '0'...'9'                         => escaped.push(c),
[INFO] [stdout]    |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stdout]   --> src/utils/keywords.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / lazy_static! {
[INFO] [stdout] 4  | |     static ref RUST_KEYWORDS: HashSet<&'static str> = [
[INFO] [stdout] 5  | |         "as", "break", "const", "continue", "crate", "else", "enum", "extern", "false", "fn", 
[INFO] [stdout] 6  | |         "for", "if", "impl", "in", "let", "loop", "match", "mod", "move", "mut", 
[INFO] [stdout] ...  |
[INFO] [stdout] 11 | |     ].into_iter().cloned().collect();
[INFO] [stdout] 12 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
[INFO] [stdout]  --> src/prelude.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use std::ascii::AsciiExt;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
[INFO] [stdout]  --> src/utils/escape_ident.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 |     escaped.trim_right_matches('_');
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
[INFO] [stdout]    --> src/lib.rs:221:12
[INFO] [stdout]     |
[INFO] [stdout] 221 | #![feature(proc_macro)]
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call currently resolves to `<&[T] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stdout]   --> src/utils/keywords.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 |     ].into_iter().cloned().collect();
[INFO] [stdout]    |       ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> tests/test_cases.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(proc_macro)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.76s
[INFO] running `Command { std: "docker" "inspect" "9407768b9363df25602b6a7ffe32706b891408ec2b6c8791381d89fece0bec4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9407768b9363df25602b6a7ffe32706b891408ec2b6c8791381d89fece0bec4e", kill_on_drop: false }`
[INFO] [stdout] 9407768b9363df25602b6a7ffe32706b891408ec2b6c8791381d89fece0bec4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2d5a0666e8d5665320241ef281874e5cac780aaa7f991e16907ec99878e0d44c
[INFO] running `Command { std: "docker" "start" "-a" "2d5a0666e8d5665320241ef281874e5cac780aaa7f991e16907ec99878e0d44c", kill_on_drop: false }`
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/utils/escape_ident.rs:21:16
[INFO] [stderr]    |
[INFO] [stderr] 21 |             'A'...'Z'                                     => escaped.push(c.to_ascii_lowercase()),
[INFO] [stderr]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/utils/escape_ident.rs:22:16
[INFO] [stderr]    |
[INFO] [stderr] 22 |             'a'...'z' | '0'...'9'                         => escaped.push(c),
[INFO] [stderr]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/utils/escape_ident.rs:22:28
[INFO] [stderr]    |
[INFO] [stderr] 22 |             'a'...'z' | '0'...'9'                         => escaped.push(c),
[INFO] [stderr]    |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/utils/keywords.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / lazy_static! {
[INFO] [stderr] 4  | |     static ref RUST_KEYWORDS: HashSet<&'static str> = [
[INFO] [stderr] 5  | |         "as", "break", "const", "continue", "crate", "else", "enum", "extern", "false", "fn", 
[INFO] [stderr] 6  | |         "for", "if", "impl", "in", "let", "loop", "match", "mod", "move", "mut", 
[INFO] [stderr] ...  |
[INFO] [stderr] 11 | |     ].into_iter().cloned().collect();
[INFO] [stderr] 12 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
[INFO] [stderr]  --> src/prelude.rs:3:9
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub use std::ascii::AsciiExt;
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
[INFO] [stderr]  --> src/utils/escape_ident.rs:6:13
[INFO] [stderr]   |
[INFO] [stderr] 6 |     escaped.trim_right_matches('_');
[INFO] [stderr]   |             ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end_matches`
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
[INFO] [stderr]    --> src/lib.rs:221:12
[INFO] [stderr]     |
[INFO] [stderr] 221 | #![feature(proc_macro)]
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]   --> src/utils/keywords.rs:11:7
[INFO] [stderr]    |
[INFO] [stderr] 11 |     ].into_iter().cloned().collect();
[INFO] [stderr]    |       ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> tests/test_cases.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![feature(proc_macro)]
[INFO] [stderr]   |            ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/utils/escape_ident.rs:21:16
[INFO] [stderr]    |
[INFO] [stderr] 21 |             'A'...'Z'                                     => escaped.push(c.to_ascii_lowercase()),
[INFO] [stderr]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/utils/escape_ident.rs:22:16
[INFO] [stderr]    |
[INFO] [stderr] 22 |             'a'...'z' | '0'...'9'                         => escaped.push(c),
[INFO] [stderr]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/utils/escape_ident.rs:22:28
[INFO] [stderr]    |
[INFO] [stderr] 22 |             'a'...'z' | '0'...'9'                         => escaped.push(c),
[INFO] [stderr]    |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/utils/keywords.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / lazy_static! {
[INFO] [stderr] 4  | |     static ref RUST_KEYWORDS: HashSet<&'static str> = [
[INFO] [stderr] 5  | |         "as", "break", "const", "continue", "crate", "else", "enum", "extern", "false", "fn", 
[INFO] [stderr] 6  | |         "for", "if", "impl", "in", "let", "loop", "match", "mod", "move", "mut", 
[INFO] [stderr] ...  |
[INFO] [stderr] 11 | |     ].into_iter().cloned().collect();
[INFO] [stderr] 12 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
[INFO] [stderr]  --> src/prelude.rs:3:9
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub use std::ascii::AsciiExt;
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
[INFO] [stderr]  --> src/utils/escape_ident.rs:6:13
[INFO] [stderr]   |
[INFO] [stderr] 6 |     escaped.trim_right_matches('_');
[INFO] [stderr]   |             ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end_matches`
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
[INFO] [stderr]    --> src/lib.rs:221:12
[INFO] [stderr]     |
[INFO] [stderr] 221 | #![feature(proc_macro)]
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: this method call currently resolves to `<&[T] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added.
[INFO] [stderr]   --> src/utils/keywords.rs:11:7
[INFO] [stderr]    |
[INFO] [stderr] 11 |     ].into_iter().cloned().collect();
[INFO] [stderr]    |       ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #66145 <https://github.com/rust-lang/rust/issues/66145>
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> tests/acceptance_tests.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | /     lazy_static! {
[INFO] [stderr] 17 | |         static ref ACTUAL: String = {
[INFO] [stderr] 18 | |             let output = run_tests().stdout;
[INFO] [stderr] 19 | |
[INFO] [stderr] 20 | |             String::from_utf8_lossy(&output).to_string()
[INFO] [stderr] 21 | |         };
[INFO] [stderr] 22 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test_case_derive-967679cc75f827d0
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/acceptance_tests-ec3da777be0ff5f3
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test acceptance::escapes_unnecessary_leading_underscore ... ok
[INFO] [stdout] test acceptance::runs_all_tests ... ok
[INFO] [stdout] test acceptance::removes_repeated_underscores ... ok
[INFO] [stdout] test acceptance::marks_inconclusive_tests_as_ignored ... ok
[INFO] [stdout] test acceptance::lowers_test_case_name ... ok
[INFO] [stdout] test acceptance::escapes_rust_keywords ... ok
[INFO] [stdout] test acceptance::escapes_names_starting_with_digit ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test_cases-56a60b6764e961d1
[INFO] [stdout] 
[INFO] [stdout] running 32 tests
[INFO] [stdout] test test_cases::abs_tests::returns_0_for_0 ... ok
[INFO] [stdout] test test_cases::arg_expressions::_2_4_6_to_string ... ok
[INFO] [stdout] test test_cases::inconclusive_tests::this_test_is_inconclusive_and_will_always_be ... ignored
[INFO] [stdout] test test_cases::fancy_addition::some_2_3_some_4 ... ok
[INFO] [stdout] test test_cases::fancy_addition::treats_none_as_0 ... ok
[INFO] [stdout] test test_cases::multiplication_tests::when_operands_are_swapped ... ok
[INFO] [stdout] test test_cases::inconclusive_tests::should_not_take_into_account_keyword_on_argument_position ... ok
[INFO] [stdout] test test_cases::leading_underscore_in_test_name::dummy ... ok
[INFO] [stdout] test test_cases::keyword_test::_true ... ok
[INFO] [stdout] test test_cases::lowercase_test_name::dummy_code ... ok
[INFO] [stdout] test test_cases::basic_test::_1 ... ok
[INFO] [stdout] test test_cases::multiplication_tests::when_both_operands_are_possitive ... ok
[INFO] [stdout] test test_cases::abs_tests::returns_opposite_number_for_non_positive_input ... ok
[INFO] [stdout] test test_cases::fancy_addition::some_2_some_3 ... ok
[INFO] [stdout] test test_cases::multiple_test_cases::_4 ... ok
[INFO] [stdout] test test_cases::multiplication_tests::when_both_operands_are_negative ... ok
[INFO] [stdout] test test_cases::result::_4 ... ok
[INFO] [stdout] test test_cases::result_and_name::test_no_1 ... ok
[INFO] [stdout] test test_cases::name::_2nd_test ... ok
[INFO] [stdout] test test_cases::name::_4_5 ... ok
[INFO] [stdout] test test_cases::result::_2 ... ok
[INFO] [stdout] test test_cases::nested::nested_test_case::_1_1 ... ok
[INFO] [stdout] test test_cases::result_and_name::_4_5 ... ok
[INFO] [stdout] test test_cases::nested::using_fn_from_super::_42 ... ok
[INFO] [stdout] test test_cases::name::test_3_6_9 ... ok
[INFO] [stdout] test test_cases::nested::using_fn_from_super::_20_22 ... ok
[INFO] [stdout] test test_cases::name::test_1_8_9 ... ok
[INFO] [stdout] test test_cases::abs_tests::returns_given_number_for_positive_input ... ok
[INFO] [stdout] test test_cases::result_expression::_2_2 ... ok
[INFO] [stdout] test test_cases::multiple_test_cases::_2 ... ok
[INFO] [stdout] test test_cases::result_with_mod_sep::_42 ... ok
[INFO] [stdout] test test_cases::result_expresion_with_name::test_result_expression ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 31 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2d5a0666e8d5665320241ef281874e5cac780aaa7f991e16907ec99878e0d44c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d5a0666e8d5665320241ef281874e5cac780aaa7f991e16907ec99878e0d44c", kill_on_drop: false }`
[INFO] [stdout] 2d5a0666e8d5665320241ef281874e5cac780aaa7f991e16907ec99878e0d44c