[INFO] cloning repository https://github.com/neerajbisht1987/minigrep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/neerajbisht1987/minigrep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneerajbisht1987%2Fminigrep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneerajbisht1987%2Fminigrep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 843009cdc0e613cc05897235f73fcfdc6ae269be
[INFO] testing neerajbisht1987/minigrep against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneerajbisht1987%2Fminigrep" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/neerajbisht1987/minigrep on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/neerajbisht1987/minigrep
[INFO] finished tweaking git repo https://github.com/neerajbisht1987/minigrep
[INFO] tweaked toml for git repo https://github.com/neerajbisht1987/minigrep written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/neerajbisht1987/minigrep already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1de3ef949c18fdb20ec7c2940027d808019248bb1bf9bc41061ce5bc2b5775f2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1de3ef949c18fdb20ec7c2940027d808019248bb1bf9bc41061ce5bc2b5775f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1de3ef949c18fdb20ec7c2940027d808019248bb1bf9bc41061ce5bc2b5775f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1de3ef949c18fdb20ec7c2940027d808019248bb1bf9bc41061ce5bc2b5775f2", kill_on_drop: false }`
[INFO] [stdout] 1de3ef949c18fdb20ec7c2940027d808019248bb1bf9bc41061ce5bc2b5775f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3a400a84a8b5e9c21b2e98ea5c70fee4aa8a45ffd1eb315bdc6781b72dbe09b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a3a400a84a8b5e9c21b2e98ea5c70fee4aa8a45ffd1eb315bdc6781b72dbe09b", kill_on_drop: false }`
[INFO] [stderr]    Compiling minigrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:12:46
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn run(config:ConfigInfo)->Result<(),Box<Error>>
[INFO] [stdout]    |                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `V` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:29:14
[INFO] [stdout]    |
[INFO] [stdout] 29 |         Some(V)=>V,
[INFO] [stdout]    |              ^ help: convert the identifier to snake case (notice the capitalization): `v`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `V` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:34:14
[INFO] [stdout]    |
[INFO] [stdout] 34 |         Some(V)=>V,
[INFO] [stdout]    |              ^ help: convert the identifier to snake case (notice the capitalization): `v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `caseSensitivity` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:41:50
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub fn search<'a>(query: &str, contents: &'a str,caseSensitivity:bool) -> Vec<&'a str> { 
[INFO] [stdout]    |                                                  ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `case_sensitivity`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "a3a400a84a8b5e9c21b2e98ea5c70fee4aa8a45ffd1eb315bdc6781b72dbe09b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3a400a84a8b5e9c21b2e98ea5c70fee4aa8a45ffd1eb315bdc6781b72dbe09b", kill_on_drop: false }`
[INFO] [stdout] a3a400a84a8b5e9c21b2e98ea5c70fee4aa8a45ffd1eb315bdc6781b72dbe09b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5903cbb73efae676d01eadeb05a2f8fd1d97422697de75322f833ede2f1f38c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e5903cbb73efae676d01eadeb05a2f8fd1d97422697de75322f833ede2f1f38c", kill_on_drop: false }`
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:12:46
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn run(config:ConfigInfo)->Result<(),Box<Error>>
[INFO] [stdout]    |                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling minigrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `V` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:29:14
[INFO] [stdout]    |
[INFO] [stdout] 29 |         Some(V)=>V,
[INFO] [stdout]    |              ^ help: convert the identifier to snake case (notice the capitalization): `v`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `V` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:34:14
[INFO] [stdout]    |
[INFO] [stdout] 34 |         Some(V)=>V,
[INFO] [stdout]    |              ^ help: convert the identifier to snake case (notice the capitalization): `v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `caseSensitivity` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:41:50
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub fn search<'a>(query: &str, contents: &'a str,caseSensitivity:bool) -> Vec<&'a str> { 
[INFO] [stdout]    |                                                  ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `case_sensitivity`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:12:46
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn run(config:ConfigInfo)->Result<(),Box<Error>>
[INFO] [stdout]    |                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `V` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:29:14
[INFO] [stdout]    |
[INFO] [stdout] 29 |         Some(V)=>V,
[INFO] [stdout]    |              ^ help: convert the identifier to snake case (notice the capitalization): `v`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `V` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:34:14
[INFO] [stdout]    |
[INFO] [stdout] 34 |         Some(V)=>V,
[INFO] [stdout]    |              ^ help: convert the identifier to snake case (notice the capitalization): `v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `caseSensitivity` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:41:50
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub fn search<'a>(query: &str, contents: &'a str,caseSensitivity:bool) -> Vec<&'a str> { 
[INFO] [stdout]    |                                                  ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `case_sensitivity`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "e5903cbb73efae676d01eadeb05a2f8fd1d97422697de75322f833ede2f1f38c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5903cbb73efae676d01eadeb05a2f8fd1d97422697de75322f833ede2f1f38c", kill_on_drop: false }`
[INFO] [stdout] e5903cbb73efae676d01eadeb05a2f8fd1d97422697de75322f833ede2f1f38c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f9cb3f8b721303c0b65674262f5850719011f490de191c9b5e070e1fdf3e5de0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f9cb3f8b721303c0b65674262f5850719011f490de191c9b5e070e1fdf3e5de0", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:12:46
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub fn run(config:ConfigInfo)->Result<(),Box<Error>>
[INFO] [stderr]    |                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: variable `V` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:29:14
[INFO] [stderr]    |
[INFO] [stderr] 29 |         Some(V)=>V,
[INFO] [stderr]    |              ^ help: convert the identifier to snake case (notice the capitalization): `v`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `V` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:34:14
[INFO] [stderr]    |
[INFO] [stderr] 34 |         Some(V)=>V,
[INFO] [stderr]    |              ^ help: convert the identifier to snake case (notice the capitalization): `v`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `caseSensitivity` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:41:50
[INFO] [stderr]    |
[INFO] [stderr] 41 | pub fn search<'a>(query: &str, contents: &'a str,caseSensitivity:bool) -> Vec<&'a str> { 
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `case_sensitivity`
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:12:46
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub fn run(config:ConfigInfo)->Result<(),Box<Error>>
[INFO] [stderr]    |                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: variable `V` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:29:14
[INFO] [stderr]    |
[INFO] [stderr] 29 |         Some(V)=>V,
[INFO] [stderr]    |              ^ help: convert the identifier to snake case (notice the capitalization): `v`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `V` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:34:14
[INFO] [stderr]    |
[INFO] [stderr] 34 |         Some(V)=>V,
[INFO] [stderr]    |              ^ help: convert the identifier to snake case (notice the capitalization): `v`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `caseSensitivity` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:41:50
[INFO] [stderr]    |
[INFO] [stderr] 41 | pub fn search<'a>(query: &str, contents: &'a str,caseSensitivity:bool) -> Vec<&'a str> { 
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `case_sensitivity`
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/minigrep-26f8f4a4305542a2)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::one_result ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/minigrep-9ab94117df4dd0a2)
[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] [stderr]    Doc-tests minigrep
[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" "f9cb3f8b721303c0b65674262f5850719011f490de191c9b5e070e1fdf3e5de0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9cb3f8b721303c0b65674262f5850719011f490de191c9b5e070e1fdf3e5de0", kill_on_drop: false }`
[INFO] [stdout] f9cb3f8b721303c0b65674262f5850719011f490de191c9b5e070e1fdf3e5de0