[INFO] fetching crate rsgrep 0.5.0... [INFO] testing rsgrep-0.5.0 against 1.90.0 for beta-1.91-3 [INFO] extracting crate rsgrep 0.5.0 into /workspace/builds/worker-5-tc1/source [INFO] started tweaking crates.io crate rsgrep 0.5.0 [INFO] finished tweaking crates.io crate rsgrep 0.5.0 [INFO] tweaked toml for crates.io crate rsgrep 0.5.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate rsgrep 0.5.0 on toolchain 1.90.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate rsgrep 0.5.0 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded wincolor v1.0.2 [INFO] [stderr] Downloaded bitflags v1.2.0 [INFO] [stderr] Downloaded winapi-util v0.1.2 [INFO] [stderr] Downloaded termcolor v1.0.5 [INFO] [stderr] Downloaded libc v0.2.62 [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" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] aafec2b2b3a9b73d42abf6546b96a31fab2bf3735012b8d150182c79cf83380a [INFO] running `Command { std: "docker" "start" "-a" "aafec2b2b3a9b73d42abf6546b96a31fab2bf3735012b8d150182c79cf83380a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "aafec2b2b3a9b73d42abf6546b96a31fab2bf3735012b8d150182c79cf83380a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aafec2b2b3a9b73d42abf6546b96a31fab2bf3735012b8d150182c79cf83380a", kill_on_drop: false }` [INFO] [stdout] aafec2b2b3a9b73d42abf6546b96a31fab2bf3735012b8d150182c79cf83380a [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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e9b478ea37bdc37419898d1d6ab15e846ba5c65f7030ec4e99c4d2a04aa0776d [INFO] running `Command { std: "docker" "start" "-a" "e9b478ea37bdc37419898d1d6ab15e846ba5c65f7030ec4e99c4d2a04aa0776d", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling bitflags v1.2.0 [INFO] [stderr] Compiling unicode-width v0.1.6 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling regex-syntax v0.6.12 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling termcolor v1.0.5 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling aho-corasick v0.7.6 [INFO] [stderr] Compiling content_inspector v0.2.4 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling regex v1.3.1 [INFO] [stderr] Compiling rsgrep v0.5.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: bounds on `Self: Drop` are most likely incorrect, consider instead using `std::mem::needs_drop` to detect whether a type can be trivially dropped [INFO] [stdout] --> src/rsgrep.rs:34:19 [INFO] [stdout] | [INFO] [stdout] 34 | pub trait Writer: Drop { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(drop_bounds)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/rsgrep.rs:43:24 [INFO] [stdout] | [INFO] [stdout] 43 | pub fn new(output: &mut Output) -> LocWriter { [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] 43 | pub fn new(output: &mut Output) -> LocWriter<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/rsgrep.rs:70:24 [INFO] [stdout] | [INFO] [stdout] 70 | pub fn new(output: &mut Output) -> ErrWriter { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 70 | pub fn new(output: &mut Output) -> ErrWriter<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/rsgrep.rs:97:24 [INFO] [stdout] | [INFO] [stdout] 97 | pub fn new(output: &mut Output) -> WarnWriter { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 97 | pub fn new(output: &mut Output) -> WarnWriter<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.91s [INFO] running `Command { std: "docker" "inspect" "e9b478ea37bdc37419898d1d6ab15e846ba5c65f7030ec4e99c4d2a04aa0776d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e9b478ea37bdc37419898d1d6ab15e846ba5c65f7030ec4e99c4d2a04aa0776d", kill_on_drop: false }` [INFO] [stdout] e9b478ea37bdc37419898d1d6ab15e846ba5c65f7030ec4e99c4d2a04aa0776d [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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a600adfcf5dda21419981bca2f9706a471be470149931cfaed6a50095cde84f7 [INFO] running `Command { std: "docker" "start" "-a" "a600adfcf5dda21419981bca2f9706a471be470149931cfaed6a50095cde84f7", kill_on_drop: false }` [INFO] [stderr] Compiling rsgrep v0.5.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: bounds on `Self: Drop` are most likely incorrect, consider instead using `std::mem::needs_drop` to detect whether a type can be trivially dropped [INFO] [stdout] --> src/rsgrep.rs:34:19 [INFO] [stdout] | [INFO] [stdout] 34 | pub trait Writer: Drop { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(drop_bounds)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/rsgrep.rs:43:24 [INFO] [stdout] | [INFO] [stdout] 43 | pub fn new(output: &mut Output) -> LocWriter { [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] 43 | pub fn new(output: &mut Output) -> LocWriter<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/rsgrep.rs:70:24 [INFO] [stdout] | [INFO] [stdout] 70 | pub fn new(output: &mut Output) -> ErrWriter { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 70 | pub fn new(output: &mut Output) -> ErrWriter<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/rsgrep.rs:97:24 [INFO] [stdout] | [INFO] [stdout] 97 | pub fn new(output: &mut Output) -> WarnWriter { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 97 | pub fn new(output: &mut Output) -> WarnWriter<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.37s [INFO] running `Command { std: "docker" "inspect" "a600adfcf5dda21419981bca2f9706a471be470149931cfaed6a50095cde84f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a600adfcf5dda21419981bca2f9706a471be470149931cfaed6a50095cde84f7", kill_on_drop: false }` [INFO] [stdout] a600adfcf5dda21419981bca2f9706a471be470149931cfaed6a50095cde84f7 [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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 7e1aad1e026a9725f1a6babc1dcf7d574d6e5156df8d4f08e5799b90ec7b9ef4 [INFO] running `Command { std: "docker" "start" "-a" "7e1aad1e026a9725f1a6babc1dcf7d574d6e5156df8d4f08e5799b90ec7b9ef4", kill_on_drop: false }` [INFO] [stderr] warning: bounds on `Self: Drop` are most likely incorrect, consider instead using `std::mem::needs_drop` to detect whether a type can be trivially dropped [INFO] [stderr] --> src/rsgrep.rs:34:19 [INFO] [stderr] | [INFO] [stderr] 34 | pub trait Writer: Drop { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(drop_bounds)]` on by default [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/rsgrep.rs:43:24 [INFO] [stderr] | [INFO] [stderr] 43 | pub fn new(output: &mut Output) -> LocWriter { [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] 43 | pub fn new(output: &mut Output) -> LocWriter<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/rsgrep.rs:70:24 [INFO] [stderr] | [INFO] [stderr] 70 | pub fn new(output: &mut Output) -> ErrWriter { [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] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 70 | pub fn new(output: &mut Output) -> ErrWriter<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/rsgrep.rs:97:24 [INFO] [stderr] | [INFO] [stderr] 97 | pub fn new(output: &mut Output) -> WarnWriter { [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] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 97 | pub fn new(output: &mut Output) -> WarnWriter<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `rsgrep` (bin "rsgrep" test) generated 4 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rsgrep-d589860bdb99d4d1) [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" "7e1aad1e026a9725f1a6babc1dcf7d574d6e5156df8d4f08e5799b90ec7b9ef4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7e1aad1e026a9725f1a6babc1dcf7d574d6e5156df8d4f08e5799b90ec7b9ef4", kill_on_drop: false }` [INFO] [stdout] 7e1aad1e026a9725f1a6babc1dcf7d574d6e5156df8d4f08e5799b90ec7b9ef4