[INFO] cloning repository https://github.com/erik/fnr [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/erik/fnr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferik%2Ffnr", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferik%2Ffnr'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 280c5b12747223fa024ef23ebcbc59f2d6c711e8 [INFO] building erik/fnr against master#44f415c1d617ebc7b931a243b7b321ef8a6ca47c for pr-142134-abi-ast-error [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferik%2Ffnr" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/erik/fnr on toolchain 44f415c1d617ebc7b931a243b7b321ef8a6ca47c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/erik/fnr [INFO] finished tweaking git repo https://github.com/erik/fnr [INFO] tweaked toml for git repo https://github.com/erik/fnr written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/erik/fnr already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded clap_derive v3.0.5 [INFO] [stderr] Downloaded grep-regex v0.1.9 [INFO] [stderr] Downloaded grep-matcher v0.1.5 [INFO] [stderr] Downloaded grep-printer v0.1.6 [INFO] [stderr] Downloaded predicates v2.1.0 [INFO] [stderr] Downloaded grep-cli v0.1.6 [INFO] [stderr] Downloaded grep-searcher v0.1.8 [INFO] [stderr] Downloaded grep v0.2.8 [INFO] [stderr] Downloaded clap v3.0.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d54e6e698d78741b670f9aca9b3da22034dc687ff594de50053320347776f45f [INFO] running `Command { std: "docker" "start" "-a" "d54e6e698d78741b670f9aca9b3da22034dc687ff594de50053320347776f45f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d54e6e698d78741b670f9aca9b3da22034dc687ff594de50053320347776f45f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d54e6e698d78741b670f9aca9b3da22034dc687ff594de50053320347776f45f", kill_on_drop: false }` [INFO] [stdout] d54e6e698d78741b670f9aca9b3da22034dc687ff594de50053320347776f45f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 12e8faa20299b905faa0532b11f6c950d128e489693199d1097cae67326388a6 [INFO] running `Command { std: "docker" "start" "-a" "12e8faa20299b905faa0532b11f6c950d128e489693199d1097cae67326388a6", kill_on_drop: false }` [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling libc v0.2.108 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling proc-macro2 v1.0.32 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.82 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling regex-automata v0.1.10 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling encoding_rs v0.8.29 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling ryu v1.0.6 [INFO] [stderr] Compiling serde_json v1.0.72 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling once_cell v1.8.0 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling termcolor v1.1.2 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling thread_local v1.1.3 [INFO] [stderr] Compiling itoa v0.4.8 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling bytecount v0.6.2 [INFO] [stderr] Compiling ppv-lite86 v0.2.16 [INFO] [stderr] Compiling base64 v0.13.0 [INFO] [stderr] Compiling anyhow v1.0.51 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling hashbrown v0.11.2 [INFO] [stderr] Compiling heck v0.4.0 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Compiling strsim v0.10.0 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling textwrap v0.14.2 [INFO] [stderr] Compiling text_io v0.1.9 [INFO] [stderr] Compiling bstr v0.2.17 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling grep-matcher v0.1.5 [INFO] [stderr] Compiling os_str_bytes v6.0.0 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling memmap2 v0.3.1 [INFO] [stderr] Compiling num_cpus v1.13.1 [INFO] [stderr] Compiling encoding_rs_io v0.1.7 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling grep-searcher v0.1.8 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.4 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling tempfile v3.2.0 [INFO] [stderr] Compiling globset v0.4.8 [INFO] [stderr] Compiling grep-regex v0.1.9 [INFO] [stderr] Compiling grep-cli v0.1.6 [INFO] [stderr] Compiling ignore v0.4.18 [INFO] [stderr] Compiling clap_derive v3.0.5 [INFO] [stderr] Compiling clap v3.0.5 [INFO] [stderr] Compiling grep-printer v0.1.6 [INFO] [stderr] Compiling grep v0.2.8 [INFO] [stderr] Compiling fnr v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/main.rs:76:21 [INFO] [stdout] | [INFO] [stdout] 76 | fn search_timer(&self) -> StatSearchTimer { [INFO] [stdout] | ^^^^^ --------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 76 | fn search_timer(&self) -> StatSearchTimer<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/main.rs:287:16 [INFO] [stdout] | [INFO] [stdout] 287 | fn pattern(&self) -> Cow { [INFO] [stdout] | ^^^^^ -------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 287 | fn pattern(&self) -> Cow<'_, str> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/main.rs:306:21 [INFO] [stdout] | [INFO] [stdout] 306 | fn search_paths(&self) -> Result> { [INFO] [stdout] | ^^^^^ -------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 306 | fn search_paths(&self) -> Result> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.10s [INFO] running `Command { std: "docker" "inspect" "12e8faa20299b905faa0532b11f6c950d128e489693199d1097cae67326388a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "12e8faa20299b905faa0532b11f6c950d128e489693199d1097cae67326388a6", kill_on_drop: false }` [INFO] [stdout] 12e8faa20299b905faa0532b11f6c950d128e489693199d1097cae67326388a6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7ae78335db1226b47c4068339bb1779a2f8aa0efb13e4a576f57ddf81a88e95e [INFO] running `Command { std: "docker" "start" "-a" "7ae78335db1226b47c4068339bb1779a2f8aa0efb13e4a576f57ddf81a88e95e", kill_on_drop: false }` [INFO] [stderr] Compiling doc-comment v0.3.3 [INFO] [stderr] Compiling predicates-core v1.0.2 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling termtree v0.2.3 [INFO] [stderr] Compiling difflib v0.4.0 [INFO] [stderr] Compiling wait-timeout v0.2.0 [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/main.rs:76:21 [INFO] [stdout] | [INFO] [stdout] 76 | fn search_timer(&self) -> StatSearchTimer { [INFO] [stdout] | ^^^^^ --------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 76 | fn search_timer(&self) -> StatSearchTimer<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/main.rs:287:16 [INFO] [stdout] | [INFO] [stdout] 287 | fn pattern(&self) -> Cow { [INFO] [stdout] | ^^^^^ -------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 287 | fn pattern(&self) -> Cow<'_, str> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/main.rs:306:21 [INFO] [stdout] | [INFO] [stdout] 306 | fn search_paths(&self) -> Result> { [INFO] [stdout] | ^^^^^ -------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 306 | fn search_paths(&self) -> Result> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling predicates-tree v1.0.4 [INFO] [stderr] Compiling itertools v0.10.3 [INFO] [stderr] Compiling predicates v2.1.0 [INFO] [stderr] Compiling assert_cmd v1.0.8 [INFO] [stderr] Compiling fnr v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/main.rs:76:21 [INFO] [stdout] | [INFO] [stdout] 76 | fn search_timer(&self) -> StatSearchTimer { [INFO] [stdout] | ^^^^^ --------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 76 | fn search_timer(&self) -> StatSearchTimer<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/main.rs:287:16 [INFO] [stdout] | [INFO] [stdout] 287 | fn pattern(&self) -> Cow { [INFO] [stdout] | ^^^^^ -------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 287 | fn pattern(&self) -> Cow<'_, str> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/main.rs:306:21 [INFO] [stdout] | [INFO] [stdout] 306 | fn search_paths(&self) -> Result> { [INFO] [stdout] | ^^^^^ -------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 306 | fn search_paths(&self) -> Result> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 5.13s [INFO] running `Command { std: "docker" "inspect" "7ae78335db1226b47c4068339bb1779a2f8aa0efb13e4a576f57ddf81a88e95e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7ae78335db1226b47c4068339bb1779a2f8aa0efb13e4a576f57ddf81a88e95e", kill_on_drop: false }` [INFO] [stdout] 7ae78335db1226b47c4068339bb1779a2f8aa0efb13e4a576f57ddf81a88e95e