[INFO] fetching crate glast 0.1.0...
[INFO] testing glast-0.1.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate glast 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate glast 0.1.0
[INFO] finished tweaking crates.io crate glast 0.1.0
[INFO] tweaked toml for crates.io crate glast 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate glast 0.1.0 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] [stderr]       Adding bitflags v1.3.2 (available: v2.9.4)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3996a2ca6c920f174dd1f952ea9c26e743f3bb925cc44d237c4db4552b50c99f
[INFO] running `Command { std: "docker" "start" "-a" "3996a2ca6c920f174dd1f952ea9c26e743f3bb925cc44d237c4db4552b50c99f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3996a2ca6c920f174dd1f952ea9c26e743f3bb925cc44d237c4db4552b50c99f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3996a2ca6c920f174dd1f952ea9c26e743f3bb925cc44d237c4db4552b50c99f", kill_on_drop: false }`
[INFO] [stdout] 3996a2ca6c920f174dd1f952ea9c26e743f3bb925cc44d237c4db4552b50c99f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 534777d64d30d4778474b1f935ea2a3c2d9a3ea35dd697f1093a63e02f34a7f7
[INFO] running `Command { std: "docker" "start" "-a" "534777d64d30d4778474b1f935ea2a3c2d9a3ea35dd697f1093a63e02f34a7f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling glast v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/lexer/preprocessor.rs:627:18
[INFO] [stdout]     |
[INFO] [stdout] 627 |                     for char in chars.next() {
[INFO] [stdout]     |                                 ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to iterate over `chars` remove the call to `next`
[INFO] [stdout]     |
[INFO] [stdout] 627 -                     for char in chars.next() {
[INFO] [stdout] 627 +                     for char in chars.by_ref() {
[INFO] [stdout]     |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 627 -                     for char in chars.next() {
[INFO] [stdout] 627 +                     if let Some(char) = chars.next() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.32s
[INFO] running `Command { std: "docker" "inspect" "534777d64d30d4778474b1f935ea2a3c2d9a3ea35dd697f1093a63e02f34a7f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "534777d64d30d4778474b1f935ea2a3c2d9a3ea35dd697f1093a63e02f34a7f7", kill_on_drop: false }`
[INFO] [stdout] 534777d64d30d4778474b1f935ea2a3c2d9a3ea35dd697f1093a63e02f34a7f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 715c4582796700c76552214dbe65fb3e3e2ebb710cd9245acea7ac07e367f1b5
[INFO] running `Command { std: "docker" "start" "-a" "715c4582796700c76552214dbe65fb3e3e2ebb710cd9245acea7ac07e367f1b5", kill_on_drop: false }`
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/lexer/preprocessor.rs:627:18
[INFO] [stdout]     |
[INFO] [stdout] 627 |                     for char in chars.next() {
[INFO] [stdout]     |                                 ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to iterate over `chars` remove the call to `next`
[INFO] [stdout]     |
[INFO] [stdout] 627 -                     for char in chars.next() {
[INFO] [stdout] 627 +                     for char in chars.by_ref() {
[INFO] [stdout]     |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 627 -                     for char in chars.next() {
[INFO] [stdout] 627 +                     if let Some(char) = chars.next() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling glast v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/lexer/preprocessor.rs:627:18
[INFO] [stdout]     |
[INFO] [stdout] 627 |                     for char in chars.next() {
[INFO] [stdout]     |                                 ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to iterate over `chars` remove the call to `next`
[INFO] [stdout]     |
[INFO] [stdout] 627 -                     for char in chars.next() {
[INFO] [stdout] 627 +                     for char in chars.by_ref() {
[INFO] [stdout]     |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 627 -                     for char in chars.next() {
[INFO] [stdout] 627 +                     if let Some(char) = chars.next() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.32s
[INFO] running `Command { std: "docker" "inspect" "715c4582796700c76552214dbe65fb3e3e2ebb710cd9245acea7ac07e367f1b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "715c4582796700c76552214dbe65fb3e3e2ebb710cd9245acea7ac07e367f1b5", kill_on_drop: false }`
[INFO] [stdout] 715c4582796700c76552214dbe65fb3e3e2ebb710cd9245acea7ac07e367f1b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4ae77abd2dd621681d651fa2596c7aef8026584504bc159908f42dd7caa15b25
[INFO] running `Command { std: "docker" "start" "-a" "4ae77abd2dd621681d651fa2596c7aef8026584504bc159908f42dd7caa15b25", kill_on_drop: false }`
[INFO] [stderr] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stderr]    --> src/lexer/preprocessor.rs:627:18
[INFO] [stderr]     |
[INFO] [stderr] 627 |                     for char in chars.next() {
[INFO] [stderr]     |                                 ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stderr] help: to iterate over `chars` remove the call to `next`
[INFO] [stderr]     |
[INFO] [stderr] 627 -                     for char in chars.next() {
[INFO] [stderr] 627 +                     for char in chars.by_ref() {
[INFO] [stderr]     |
[INFO] [stderr] help: consider using `if let` to clear intent
[INFO] [stderr]     |
[INFO] [stderr] 627 -                     for char in chars.next() {
[INFO] [stderr] 627 +                     if let Some(char) = chars.next() {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `glast` (lib) generated 1 warning
[INFO] [stderr] warning: `glast` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/glast-9787d776b3e1e04c)
[INFO] [stdout] 
[INFO] [stdout] running 48 tests
[INFO] [stdout] test lexer::tests::identifiers ... ok
[INFO] [stdout] test lexer::tests::comments ... ok
[INFO] [stdout] test lexer::tests::illegal ... ok
[INFO] [stdout] test lexer::tests::floats ... ok
[INFO] [stdout] test lexer::tests::integers ... ok
[INFO] [stdout] test lexer::tests::keywords ... ok
[INFO] [stdout] test lexer::tests::preproc::error ... ok
[INFO] [stdout] test lexer::tests::preproc::extension ... ok
[INFO] [stdout] test lexer::tests::preproc::empty ... ok
[INFO] [stdout] test lexer::tests::preproc::define ... ok
[INFO] [stdout] test lexer::tests::preproc::conditional ... ok
[INFO] [stdout] test lexer::tests::preproc::undef ... ok
[INFO] [stdout] test lexer::tests::preproc::pragma ... ok
[INFO] [stdout] test lexer::tests::preproc::line ... ok
[INFO] [stdout] test lexer::tests::preproc::version ... ok
[INFO] [stdout] test lexer::tests::punctuation ... ok
[INFO] [stdout] test lexer::tests::span_comparisons ... ok
[INFO] [stdout] test lexer::tests::spans ... ok
[INFO] [stdout] test parser::conditional_eval::tests::binary ... ok
[INFO] [stdout] test lexer::tests::preproc::custom ... ok
[INFO] [stdout] test parser::conditional_eval::tests::paren ... ok
[INFO] [stdout] test parser::conditional_eval::tests::defined ... ok
[INFO] [stdout] test parser::conditional_eval::tests::pre ... ok
[INFO] [stdout] test parser::conditional_expression::tests::binary ... ok
[INFO] [stdout] test parser::conditional_expression::tests::defined ... ok
[INFO] [stdout] test parser::conditional_expression::tests::function_macro_expansion ... ok
[INFO] [stdout] test parser::conditional_expression::tests::object_macro_expansion ... ok
[INFO] [stdout] test parser::conditional_expression::tests::pre ... ok
[INFO] [stdout] test parser::conditional_expression::tests::single_value ... ok
[INFO] [stdout] test parser::conditional_expression::tests::undefined_function_macro ... ok
[INFO] [stdout] test parser::conditional_expression::tests::undefined_object_macro ... ok
[INFO] [stdout] test parser::walker_tests::function_macros::interspersed_comments ... ok
[INFO] [stdout] test parser::conditional_eval::tests::single_value ... ok
[INFO] [stdout] test parser::walker_tests::multi_source::empty_function_macro ... ok
[INFO] [stdout] test parser::walker_tests::multi_source::empty_object_macro ... ok
[INFO] [stdout] test parser::walker_tests::multi_source::function_macro ... ok
[INFO] [stdout] test parser::walker_tests::multi_source::nested_function_macro ... ok
[INFO] [stdout] test parser::walker_tests::multi_source::nested_object_macro ... ok
[INFO] [stdout] test parser::walker_tests::multi_source::no_macro ... ok
[INFO] [stdout] test parser::walker_tests::multi_source::object_macro ... ok
[INFO] [stdout] test parser::walker_tests::single_source::empty_function_macro ... ok
[INFO] [stdout] test parser::walker_tests::single_source::empty_object_macro ... ok
[INFO] [stdout] test parser::walker_tests::single_source::function_macro ... ok
[INFO] [stdout] test parser::walker_tests::single_source::nested_function_macro ... ok
[INFO] [stdout] test parser::walker_tests::single_source::no_macro ... ok
[INFO] [stdout] test parser::walker_tests::single_source::object_macro ... ok
[INFO] [stdout] test lexer::tests::preproc::invalid ... ok
[INFO] [stderr]    Doc-tests glast
[INFO] [stdout] test parser::walker_tests::single_source::nested_object_macro ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 48 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/parser.rs - parser::TokenTree::arena (line 910) ... ignored
[INFO] [stdout] test src/parser.rs - parser::TokenTree::tree (line 920) ... ignored
[INFO] [stdout] test src/parser/ast.rs - parser::ast (line 11) ... ignored
[INFO] [stdout] test src/lexer.rs - lexer::parse_with_version (line 115) ... ok
[INFO] [stdout] test src/parser/ast.rs - parser::ast::Omittable<T>::is_some (line 485) ... ok
[INFO] [stdout] test src/parser.rs - parser::parse_from_str (line 168) ... ok
[INFO] [stdout] test src/parser.rs - parser::print_ast (line 765) ... ok
[INFO] [stdout] test src/lexer.rs - lexer::parse (line 85) ... ok
[INFO] [stdout] test src/parser/ast.rs - parser::ast::Omittable<T>::is_none (line 501) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 3 ignored; 0 measured; 0 filtered out; finished in 0.32s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4ae77abd2dd621681d651fa2596c7aef8026584504bc159908f42dd7caa15b25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ae77abd2dd621681d651fa2596c7aef8026584504bc159908f42dd7caa15b25", kill_on_drop: false }`
[INFO] [stdout] 4ae77abd2dd621681d651fa2596c7aef8026584504bc159908f42dd7caa15b25