[INFO] fetching crate tfmt-macros 0.4.0...
[INFO] testing tfmt-macros-0.4.0 against 1.99.0-beta.8 for beta-1.100-2
[INFO] extracting crate tfmt-macros 0.4.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate tfmt-macros 0.4.0
[INFO] finished tweaking crates.io crate tfmt-macros 0.4.0
[INFO] tweaked toml for crates.io crate tfmt-macros 0.4.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tfmt-macros 0.4.0 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "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" "+1.99.0-beta.8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to highest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v3.0.6)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 06ee086974cdef748bdb6895c5a509f2ee2294453cdf1133667d642e7d3d73c9
[INFO] running `Command { std: "docker" "start" "06ee086974cdef748bdb6895c5a509f2ee2294453cdf1133667d642e7d3d73c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06ee086974cdef748bdb6895c5a509f2ee2294453cdf1133667d642e7d3d73c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "06ee086974cdef748bdb6895c5a509f2ee2294453cdf1133667d642e7d3d73c9" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06ee086974cdef748bdb6895c5a509f2ee2294453cdf1133667d642e7d3d73c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "06ee086974cdef748bdb6895c5a509f2ee2294453cdf1133667d642e7d3d73c9" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling tfmt-macros v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/parser.rs:59:26
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn unescape(mut literal: &str, span: Span) -> syn::parse::Result<Cow<str>> {
[INFO] [stdout]    |                          ^^^^ the lifetime is elided here        ^^^^^^^^ the same lifetime is hidden 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: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn unescape(mut literal: &str, span: Span) -> syn::parse::Result<Cow<'_, str>> {
[INFO] [stdout]    |                                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/parser.rs:95:27
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub fn parse(mut literal: &str, span: Span) -> syn::parse::Result<Vec<Piece>> {
[INFO] [stdout]    |                           ^^^^ the lifetime is elided here            ^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub fn parse(mut literal: &str, span: Span) -> syn::parse::Result<Vec<Piece<'_>>> {
[INFO] [stdout]    |                                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parser.rs:155:24
[INFO] [stdout]     |
[INFO] [stdout] 155 | fn parse_colon(format: &str, span: Span) -> syn::parse::Result<(Piece, &str)> {
[INFO] [stdout]     |                        ^^^^                                     ^^^^^  ^^^^ the same lifetime is elided here
[INFO] [stdout]     |                        |                                        |
[INFO] [stdout]     |                        the lifetime is elided here              the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 155 | fn parse_colon(format: &str, span: Span) -> syn::parse::Result<(Piece<'_>, &str)> {
[INFO] [stdout]     |                                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "06ee086974cdef748bdb6895c5a509f2ee2294453cdf1133667d642e7d3d73c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "06ee086974cdef748bdb6895c5a509f2ee2294453cdf1133667d642e7d3d73c9" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling tfmt-macros v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/parser.rs:59:26
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn unescape(mut literal: &str, span: Span) -> syn::parse::Result<Cow<str>> {
[INFO] [stdout]    |                          ^^^^ the lifetime is elided here        ^^^^^^^^ the same lifetime is hidden 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: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn unescape(mut literal: &str, span: Span) -> syn::parse::Result<Cow<'_, str>> {
[INFO] [stdout]    |                                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/parser.rs:95:27
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub fn parse(mut literal: &str, span: Span) -> syn::parse::Result<Vec<Piece>> {
[INFO] [stdout]    |                           ^^^^ the lifetime is elided here            ^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub fn parse(mut literal: &str, span: Span) -> syn::parse::Result<Vec<Piece<'_>>> {
[INFO] [stdout]    |                                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parser.rs:155:24
[INFO] [stdout]     |
[INFO] [stdout] 155 | fn parse_colon(format: &str, span: Span) -> syn::parse::Result<(Piece, &str)> {
[INFO] [stdout]     |                        ^^^^                                     ^^^^^  ^^^^ the same lifetime is elided here
[INFO] [stdout]     |                        |                                        |
[INFO] [stdout]     |                        the lifetime is elided here              the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 155 | fn parse_colon(format: &str, span: Span) -> syn::parse::Result<(Piece<'_>, &str)> {
[INFO] [stdout]     |                                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/parser.rs:59:26
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn unescape(mut literal: &str, span: Span) -> syn::parse::Result<Cow<str>> {
[INFO] [stdout]    |                          ^^^^ the lifetime is elided here        ^^^^^^^^ the same lifetime is hidden 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: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn unescape(mut literal: &str, span: Span) -> syn::parse::Result<Cow<'_, str>> {
[INFO] [stdout]    |                                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/parser.rs:95:27
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub fn parse(mut literal: &str, span: Span) -> syn::parse::Result<Vec<Piece>> {
[INFO] [stdout]    |                           ^^^^ the lifetime is elided here            ^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub fn parse(mut literal: &str, span: Span) -> syn::parse::Result<Vec<Piece<'_>>> {
[INFO] [stdout]    |                                                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/parser.rs:155:24
[INFO] [stdout]     |
[INFO] [stdout] 155 | fn parse_colon(format: &str, span: Span) -> syn::parse::Result<(Piece, &str)> {
[INFO] [stdout]     |                        ^^^^                                     ^^^^^  ^^^^ the same lifetime is elided here
[INFO] [stdout]     |                        |                                        |
[INFO] [stdout]     |                        the lifetime is elided here              the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 155 | fn parse_colon(format: &str, span: Span) -> syn::parse::Result<(Piece<'_>, &str)> {
[INFO] [stdout]     |                                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "06ee086974cdef748bdb6895c5a509f2ee2294453cdf1133667d642e7d3d73c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "06ee086974cdef748bdb6895c5a509f2ee2294453cdf1133667d642e7d3d73c9" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/parser.rs:59:26
[INFO] [stderr]    |
[INFO] [stderr] 59 | fn unescape(mut literal: &str, span: Span) -> syn::parse::Result<Cow<str>> {
[INFO] [stderr]    |                          ^^^^ the lifetime is elided here        ^^^^^^^^ the same lifetime is hidden 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: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 59 | fn unescape(mut literal: &str, span: Span) -> syn::parse::Result<Cow<'_, str>> {
[INFO] [stderr]    |                                                                      +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/parser.rs:95:27
[INFO] [stderr]    |
[INFO] [stderr] 95 | pub fn parse(mut literal: &str, span: Span) -> syn::parse::Result<Vec<Piece>> {
[INFO] [stderr]    |                           ^^^^ the lifetime is elided here            ^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 95 | pub fn parse(mut literal: &str, span: Span) -> syn::parse::Result<Vec<Piece<'_>>> {
[INFO] [stderr]    |                                                                            ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/parser.rs:155:24
[INFO] [stderr]     |
[INFO] [stderr] 155 | fn parse_colon(format: &str, span: Span) -> syn::parse::Result<(Piece, &str)> {
[INFO] [stderr]     |                        ^^^^                                     ^^^^^  ^^^^ the same lifetime is elided here
[INFO] [stderr]     |                        |                                        |
[INFO] [stderr]     |                        the lifetime is elided here              the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 155 | fn parse_colon(format: &str, span: Span) -> syn::parse::Result<(Piece<'_>, &str)> {
[INFO] [stderr]     |                                                                      ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `tfmt-macros` (lib) generated 3 warnings (run `cargo fix --lib -p tfmt-macros` to apply 3 suggestions)
[INFO] [stderr] warning: `tfmt-macros` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tfmt_macros-a24f9b18fd99953c)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test parser::tests::unescape ... ok
[INFO] [stdout] test parser::tests::pieces ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tfmt_macros
[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" "06ee086974cdef748bdb6895c5a509f2ee2294453cdf1133667d642e7d3d73c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06ee086974cdef748bdb6895c5a509f2ee2294453cdf1133667d642e7d3d73c9", kill_on_drop: false }`
[INFO] [stdout] 06ee086974cdef748bdb6895c5a509f2ee2294453cdf1133667d642e7d3d73c9
