[INFO] fetching crate subs 0.2.0... [INFO] testing subs-0.2.0 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1 [INFO] extracting crate subs 0.2.0 into /workspace/builds/worker-5-tc1/source [INFO] started tweaking crates.io crate subs 0.2.0 [INFO] finished tweaking crates.io crate subs 0.2.0 [INFO] tweaked toml for crates.io crate subs 0.2.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate subs 0.2.0 on toolchain caccb4d0368bd918ef6668af8e13834d07040417 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate subs 0.2.0 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" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded fsevent v0.4.0 [INFO] [stderr] Downloaded getopts v0.2.19 [INFO] [stderr] Downloaded net2 v0.2.33 [INFO] [stderr] Downloaded same-file v1.0.5 [INFO] [stderr] Downloaded notify v4.0.12 [INFO] [stderr] Downloaded fsevent-sys v2.0.1 [INFO] [stderr] Downloaded cfg-if v0.1.9 [INFO] [stderr] Downloaded unicode-width v0.1.5 [INFO] [stderr] Downloaded filetime v0.2.5 [INFO] [stderr] Downloaded miow v0.2.1 [INFO] [stderr] Downloaded lazycell v1.2.1 [INFO] [stderr] Downloaded aho-corasick v0.7.6 [INFO] [stderr] Downloaded bitflags v1.1.0 [INFO] [stderr] Downloaded regex-syntax v0.6.11 [INFO] [stderr] Downloaded iovec v0.1.2 [INFO] [stderr] Downloaded mio v0.6.19 [INFO] [stderr] Downloaded winapi-util v0.1.2 [INFO] [stderr] Downloaded regex v1.2.1 [INFO] [stderr] Downloaded mio-extras v2.0.5 [INFO] [stderr] Downloaded walkdir v2.2.9 [INFO] [stderr] Downloaded lazy_static v1.3.0 [INFO] [stderr] Downloaded inotify-sys v0.1.3 [INFO] [stderr] Downloaded winapi v0.3.7 [INFO] [stderr] Downloaded inotify v0.6.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d27c13396a4280a8bbf505a3701f790e8b90c03c19d4c9430d25753b8bf801dd [INFO] running `Command { std: "docker" "start" "-a" "d27c13396a4280a8bbf505a3701f790e8b90c03c19d4c9430d25753b8bf801dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d27c13396a4280a8bbf505a3701f790e8b90c03c19d4c9430d25753b8bf801dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d27c13396a4280a8bbf505a3701f790e8b90c03c19d4c9430d25753b8bf801dd", kill_on_drop: false }` [INFO] [stdout] d27c13396a4280a8bbf505a3701f790e8b90c03c19d4c9430d25753b8bf801dd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=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" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1a682250f76a1c2723f6bfcf21ada6145108e49035844796d6a7c720690ffe82 [INFO] running `Command { std: "docker" "start" "-a" "1a682250f76a1c2723f6bfcf21ada6145108e49035844796d6a7c720690ffe82", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling cfg-if v0.1.9 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling same-file v1.0.5 [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling lazycell v1.2.1 [INFO] [stderr] Compiling regex-syntax v0.6.11 [INFO] [stderr] Compiling unicode-width v0.1.5 [INFO] [stderr] Compiling getopts v0.2.19 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling walkdir v2.2.9 [INFO] [stderr] Compiling aho-corasick v0.7.6 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling inotify-sys v0.1.3 [INFO] [stderr] Compiling filetime v0.2.5 [INFO] [stderr] Compiling inotify v0.6.1 [INFO] [stderr] Compiling mio v0.6.19 [INFO] [stderr] Compiling mio-extras v2.0.5 [INFO] [stderr] Compiling regex v1.2.1 [INFO] [stderr] Compiling notify v4.0.12 [INFO] [stderr] Compiling subs v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/manager/socket.rs:12:19 [INFO] [stdout] | [INFO] [stdout] 12 | fn parse_msg(msg: &str) -> Option { [INFO] [stdout] | ^^^^ ^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided 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] 12 | fn parse_msg(msg: &str) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/options.rs:48:26 [INFO] [stdout] | [INFO] [stdout] 48 | Err(f) => panic!(f.to_string()), [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 48 | Err(f) => panic!("{}", f.to_string()), [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.85s [INFO] running `Command { std: "docker" "inspect" "1a682250f76a1c2723f6bfcf21ada6145108e49035844796d6a7c720690ffe82", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1a682250f76a1c2723f6bfcf21ada6145108e49035844796d6a7c720690ffe82", kill_on_drop: false }` [INFO] [stdout] 1a682250f76a1c2723f6bfcf21ada6145108e49035844796d6a7c720690ffe82 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=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" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e68838ca17d2d1d3e42798d86ebc8f589c1432b16769db5ea1b5bc2d4b38864f [INFO] running `Command { std: "docker" "start" "-a" "e68838ca17d2d1d3e42798d86ebc8f589c1432b16769db5ea1b5bc2d4b38864f", kill_on_drop: false }` [INFO] [stderr] Compiling subs v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/manager/socket.rs:12:19 [INFO] [stdout] | [INFO] [stdout] 12 | fn parse_msg(msg: &str) -> Option { [INFO] [stdout] | ^^^^ ^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided 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] 12 | fn parse_msg(msg: &str) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/options.rs:48:26 [INFO] [stdout] | [INFO] [stdout] 48 | Err(f) => panic!(f.to_string()), [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 48 | Err(f) => panic!("{}", f.to_string()), [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.30s [INFO] running `Command { std: "docker" "inspect" "e68838ca17d2d1d3e42798d86ebc8f589c1432b16769db5ea1b5bc2d4b38864f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e68838ca17d2d1d3e42798d86ebc8f589c1432b16769db5ea1b5bc2d4b38864f", kill_on_drop: false }` [INFO] [stdout] e68838ca17d2d1d3e42798d86ebc8f589c1432b16769db5ea1b5bc2d4b38864f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=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" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 99f12c700ffe234664d5f7088187c66b283d920fa3d03c1d3020fb232c2f741e [INFO] running `Command { std: "docker" "start" "-a" "99f12c700ffe234664d5f7088187c66b283d920fa3d03c1d3020fb232c2f741e", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/manager/socket.rs:12:19 [INFO] [stderr] | [INFO] [stderr] 12 | fn parse_msg(msg: &str) -> Option { [INFO] [stderr] | ^^^^ ^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided 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] 12 | fn parse_msg(msg: &str) -> Option> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/options.rs:48:26 [INFO] [stderr] | [INFO] [stderr] 48 | Err(f) => panic!(f.to_string()), [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stderr] help: add a "{}" format string to `Display` the message [INFO] [stderr] | [INFO] [stderr] 48 | Err(f) => panic!("{}", f.to_string()), [INFO] [stderr] | +++++ [INFO] [stderr] [INFO] [stderr] warning: `subs` (bin "subs" test) generated 2 warnings (run `cargo fix --bin "subs" --tests` to apply 2 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/subs-6ee225512045cd4a) [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" "99f12c700ffe234664d5f7088187c66b283d920fa3d03c1d3020fb232c2f741e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "99f12c700ffe234664d5f7088187c66b283d920fa3d03c1d3020fb232c2f741e", kill_on_drop: false }` [INFO] [stdout] 99f12c700ffe234664d5f7088187c66b283d920fa3d03c1d3020fb232c2f741e