[INFO] fetching crate tfmt-macros 0.4.0...
[INFO] building tfmt-macros-0.4.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate tfmt-macros 0.4.0 into /workspace/builds/worker-2-tc2/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-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tfmt-macros 0.4.0 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.106)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf4deb59aabbc9fba0027fdcdc2486404560726e42d04e53e86a56187384069a
[INFO] running `Command { std: "docker" "start" "-a" "cf4deb59aabbc9fba0027fdcdc2486404560726e42d04e53e86a56187384069a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf4deb59aabbc9fba0027fdcdc2486404560726e42d04e53e86a56187384069a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf4deb59aabbc9fba0027fdcdc2486404560726e42d04e53e86a56187384069a", kill_on_drop: false }`
[INFO] [stdout] cf4deb59aabbc9fba0027fdcdc2486404560726e42d04e53e86a56187384069a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b7ae8ee603ddda14d78617c5891da843c75eac4b33def4ea41a7b81947bf1e6f
[INFO] running `Command { std: "docker" "start" "-a" "b7ae8ee603ddda14d78617c5891da843c75eac4b33def4ea41a7b81947bf1e6f", 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 0.94s
[INFO] running `Command { std: "docker" "inspect" "b7ae8ee603ddda14d78617c5891da843c75eac4b33def4ea41a7b81947bf1e6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7ae8ee603ddda14d78617c5891da843c75eac4b33def4ea41a7b81947bf1e6f", kill_on_drop: false }`
[INFO] [stdout] b7ae8ee603ddda14d78617c5891da843c75eac4b33def4ea41a7b81947bf1e6f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d2ca4147abfafe70193ae6384dbf5074f618f0a22f1f27b2de8c1e982cbde42
[INFO] running `Command { std: "docker" "start" "-a" "5d2ca4147abfafe70193ae6384dbf5074f618f0a22f1f27b2de8c1e982cbde42", 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 0.76s
[INFO] running `Command { std: "docker" "inspect" "5d2ca4147abfafe70193ae6384dbf5074f618f0a22f1f27b2de8c1e982cbde42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d2ca4147abfafe70193ae6384dbf5074f618f0a22f1f27b2de8c1e982cbde42", kill_on_drop: false }`
[INFO] [stdout] 5d2ca4147abfafe70193ae6384dbf5074f618f0a22f1f27b2de8c1e982cbde42
