[INFO] fetching crate nfminigrep 0.1.0...
[INFO] testing nfminigrep-0.1.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate nfminigrep 0.1.0 into /workspace/builds/worker-79/source
[INFO] validating manifest of crates.io crate nfminigrep 0.1.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nfminigrep 0.1.0
[INFO] finished tweaking crates.io crate nfminigrep 0.1.0
[INFO] tweaked toml for crates.io crate nfminigrep 0.1.0 written to /workspace/builds/worker-79/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 429a164b7265985864da1cb39ffc38e108dc3388d8be483ce8c9128df53b03cc
[INFO] running `Command { std: "docker" "start" "-a" "429a164b7265985864da1cb39ffc38e108dc3388d8be483ce8c9128df53b03cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "429a164b7265985864da1cb39ffc38e108dc3388d8be483ce8c9128df53b03cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "429a164b7265985864da1cb39ffc38e108dc3388d8be483ce8c9128df53b03cc", kill_on_drop: false }`
[INFO] [stdout] 429a164b7265985864da1cb39ffc38e108dc3388d8be483ce8c9128df53b03cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03f7f1f1fba48546bc05021085caf5b511927284a81aff34d07bff0b99387aa3
[INFO] running `Command { std: "docker" "start" "-a" "03f7f1f1fba48546bc05021085caf5b511927284a81aff34d07bff0b99387aa3", kill_on_drop: false }`
[INFO] [stderr]    Compiling nfminigrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `printHelp` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:59:4
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn printHelp(){
[INFO] [stdout]    |    ^^^^^^^^^ help: convert the identifier to snake case: `print_help`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/main.rs:12:16
[INFO] [stdout]    |
[INFO] [stdout] 12 |     if let Err(e) = nfminigrep::run(config) {
[INFO] [stdout]    |                ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "03f7f1f1fba48546bc05021085caf5b511927284a81aff34d07bff0b99387aa3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03f7f1f1fba48546bc05021085caf5b511927284a81aff34d07bff0b99387aa3", kill_on_drop: false }`
[INFO] [stdout] 03f7f1f1fba48546bc05021085caf5b511927284a81aff34d07bff0b99387aa3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2192783572b6dd801d5eb0c9d0552c6d91ded7053074e32ff2ded80249f7cf5f
[INFO] running `Command { std: "docker" "start" "-a" "2192783572b6dd801d5eb0c9d0552c6d91ded7053074e32ff2ded80249f7cf5f", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling nfminigrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `printHelp` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:59:4
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn printHelp(){
[INFO] [stdout]    |    ^^^^^^^^^ help: convert the identifier to snake case: `print_help`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/main.rs:12:16
[INFO] [stdout]    |
[INFO] [stdout] 12 |     if let Err(e) = nfminigrep::run(config) {
[INFO] [stdout]    |                ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `printHelp` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:59:4
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn printHelp(){
[INFO] [stdout]    |    ^^^^^^^^^ help: convert the identifier to snake case: `print_help`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `getNone` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:102:8
[INFO] [stdout]     |
[INFO] [stdout] 102 |     fn getNone() {
[INFO] [stdout]     |        ^^^^^^^ help: convert the identifier to snake case: `get_none`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `getMultiple` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:119:8
[INFO] [stdout]     |
[INFO] [stdout] 119 |     fn getMultiple() {
[INFO] [stdout]     |        ^^^^^^^^^^^ help: convert the identifier to snake case: `get_multiple`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "2192783572b6dd801d5eb0c9d0552c6d91ded7053074e32ff2ded80249f7cf5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2192783572b6dd801d5eb0c9d0552c6d91ded7053074e32ff2ded80249f7cf5f", kill_on_drop: false }`
[INFO] [stdout] 2192783572b6dd801d5eb0c9d0552c6d91ded7053074e32ff2ded80249f7cf5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2e8426e318d6d2991aced6553b0f39dea6ba033e356cb55c1adba4dc656aabf5
[INFO] running `Command { std: "docker" "start" "-a" "2e8426e318d6d2991aced6553b0f39dea6ba033e356cb55c1adba4dc656aabf5", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]  --> src/lib.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::env;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `printHelp` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:59:4
[INFO] [stderr]    |
[INFO] [stderr] 59 | fn printHelp(){
[INFO] [stderr]    |    ^^^^^^^^^ help: convert the identifier to snake case: `print_help`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `nfminigrep` (lib) generated 2 warnings
[INFO] [stderr] warning: function `getNone` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:102:8
[INFO] [stderr]     |
[INFO] [stderr] 102 |     fn getNone() {
[INFO] [stderr]     |        ^^^^^^^ help: convert the identifier to snake case: `get_none`
[INFO] [stderr] 
[INFO] [stderr] warning: function `getMultiple` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:119:8
[INFO] [stderr]     |
[INFO] [stderr] 119 |     fn getMultiple() {
[INFO] [stderr]     |        ^^^^^^^^^^^ help: convert the identifier to snake case: `get_multiple`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/main.rs:12:16
[INFO] [stderr]    |
[INFO] [stderr] 12 |     if let Err(e) = nfminigrep::run(config) {
[INFO] [stderr]    |                ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `nfminigrep` (lib test) generated 4 warnings (2 duplicates)
[INFO] [stderr] warning: `nfminigrep` (bin "nfminigrep" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nfminigrep-0bd0616e94d9eac2)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::case_insensitive ... ok
[INFO] [stdout] test tests::case_sensitive ... ok
[INFO] [stdout] test tests::getMultiple ... ok
[INFO] [stdout] test tests::getNone ... ok
[INFO] [stdout] test tests::getone ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 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/nfminigrep-d079d3d1daeae24e)
[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 nfminigrep
[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" "2e8426e318d6d2991aced6553b0f39dea6ba033e356cb55c1adba4dc656aabf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e8426e318d6d2991aced6553b0f39dea6ba033e356cb55c1adba4dc656aabf5", kill_on_drop: false }`
[INFO] [stdout] 2e8426e318d6d2991aced6553b0f39dea6ba033e356cb55c1adba4dc656aabf5