[INFO] cloning repository https://github.com/wwmoraes/rugrep [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wwmoraes/rugrep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwwmoraes%2Frugrep", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwwmoraes%2Frugrep'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1fc4b487c83906bec9c510671b4589511b31e8dc [INFO] checking wwmoraes/rugrep against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwwmoraes%2Frugrep" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/wwmoraes/rugrep on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/wwmoraes/rugrep [INFO] finished tweaking git repo https://github.com/wwmoraes/rugrep [INFO] tweaked toml for git repo https://github.com/wwmoraes/rugrep written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/wwmoraes/rugrep already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9f7eada3251bdab5dd48a7c0ce84bbe6aa5ac22c25abf53ad0ec17b6b2db819c [INFO] running `Command { std: "docker" "start" "-a" "9f7eada3251bdab5dd48a7c0ce84bbe6aa5ac22c25abf53ad0ec17b6b2db819c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9f7eada3251bdab5dd48a7c0ce84bbe6aa5ac22c25abf53ad0ec17b6b2db819c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9f7eada3251bdab5dd48a7c0ce84bbe6aa5ac22c25abf53ad0ec17b6b2db819c", kill_on_drop: false }` [INFO] [stdout] 9f7eada3251bdab5dd48a7c0ce84bbe6aa5ac22c25abf53ad0ec17b6b2db819c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ab13a6f4779e8696edd4f38fb65509f17ac48f5441fd1c1bcf8e3fddc548cecf [INFO] running `Command { std: "docker" "start" "-a" "ab13a6f4779e8696edd4f38fb65509f17ac48f5441fd1c1bcf8e3fddc548cecf", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling syn v0.15.40 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling autocfg v0.1.5 [INFO] [stderr] Compiling ryu v1.0.0 [INFO] [stderr] Compiling serde v1.0.97 [INFO] [stderr] Compiling regex v1.1.9 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Compiling escargot v0.4.0 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Checking predicates-core v1.0.0 [INFO] [stderr] Checking normalize-line-endings v0.2.2 [INFO] [stderr] Checking rugrep v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking regex-syntax v0.6.8 [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:94:22 [INFO] [stdout] | [INFO] [stdout] 94 | let matcher: Box bool> = if insensitive { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&(usize, &str)) -> bool` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking log v0.4.7 [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:94:22 [INFO] [stdout] | [INFO] [stdout] 94 | let matcher: Box bool> = if insensitive { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&(usize, &str)) -> bool` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking predicates-tree v1.0.0 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking aho-corasick v0.7.4 [INFO] [stderr] Checking float-cmp v0.4.0 [INFO] [stderr] Checking predicates v1.0.1 [INFO] [stderr] Compiling serde_derive v1.0.97 [INFO] [stderr] Checking serde_json v1.0.40 [INFO] [stderr] Checking assert_cmd v0.11.1 [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:94:22 [INFO] [stdout] | [INFO] [stdout] 94 | let matcher: Box bool> = if insensitive { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&(usize, &str)) -> bool` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:94:22 [INFO] [stdout] | [INFO] [stdout] 94 | let matcher: Box bool> = if insensitive { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&(usize, &str)) -> bool` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> tests/cli.rs:6:32 [INFO] [stdout] | [INFO] [stdout] 6 | fn no_args() -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> tests/cli.rs:17:42 [INFO] [stdout] | [INFO] [stdout] 17 | fn insufficient_args() -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> tests/cli.rs:30:40 [INFO] [stdout] | [INFO] [stdout] 30 | fn file_not_exists() -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> tests/cli.rs:43:41 [INFO] [stdout] | [INFO] [stdout] 43 | fn no_content_found() -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> tests/cli.rs:62:38 [INFO] [stdout] | [INFO] [stdout] 62 | fn content_found() -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 23.20s [INFO] running `Command { std: "docker" "inspect" "ab13a6f4779e8696edd4f38fb65509f17ac48f5441fd1c1bcf8e3fddc548cecf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ab13a6f4779e8696edd4f38fb65509f17ac48f5441fd1c1bcf8e3fddc548cecf", kill_on_drop: false }` [INFO] [stdout] ab13a6f4779e8696edd4f38fb65509f17ac48f5441fd1c1bcf8e3fddc548cecf