[INFO] fetching crate nfminigrep 0.1.0...
[INFO] testing nfminigrep-0.1.0 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate nfminigrep 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate nfminigrep 0.1.0 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-3/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] db2ab59821b7dde84837e05848c834a04f759857e71591a13a5657654fed883c
[INFO] running `"docker" "start" "-a" "db2ab59821b7dde84837e05848c834a04f759857e71591a13a5657654fed883c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling nfminigrep v0.1.0 (/opt/rustwide/workdir)
[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: 2 warnings emitted
[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: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `"docker" "inspect" "db2ab59821b7dde84837e05848c834a04f759857e71591a13a5657654fed883c"`
[INFO] running `"docker" "rm" "-f" "db2ab59821b7dde84837e05848c834a04f759857e71591a13a5657654fed883c"`
[INFO] [stdout] db2ab59821b7dde84837e05848c834a04f759857e71591a13a5657654fed883c
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 98472a9697bce4036a0cb48d887d092f3f9ef5e491affe578ab51079e5c89b5c
[INFO] running `"docker" "start" "-a" "98472a9697bce4036a0cb48d887d092f3f9ef5e491affe578ab51079e5c89b5c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[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: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]    Compiling nfminigrep v0.1.0 (/opt/rustwide/workdir)
[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: 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: 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: 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: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `"docker" "inspect" "98472a9697bce4036a0cb48d887d092f3f9ef5e491affe578ab51079e5c89b5c"`
[INFO] running `"docker" "rm" "-f" "98472a9697bce4036a0cb48d887d092f3f9ef5e491affe578ab51079e5c89b5c"`
[INFO] [stdout] 98472a9697bce4036a0cb48d887d092f3f9ef5e491affe578ab51079e5c89b5c
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8889c3abc69111bea668d69bd5f5a0017a1a17f039c64f520610e8e32e4564f0
[INFO] running `"docker" "start" "-a" "8889c3abc69111bea668d69bd5f5a0017a1a17f039c64f520610e8e32e4564f0"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[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: 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: 4 warnings emitted
[INFO] [stderr] 
[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: 2 warnings emitted
[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: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/nfminigrep-4018019b8defdc88
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::getMultiple ... ok
[INFO] [stdout] test tests::case_sensitive ... ok
[INFO] [stdout] test tests::getone ... ok
[INFO] [stdout] test tests::case_insensitive ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/nfminigrep-9ab0e39a51fda06b
[INFO] [stdout] test tests::getNone ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "8889c3abc69111bea668d69bd5f5a0017a1a17f039c64f520610e8e32e4564f0"`
[INFO] running `"docker" "rm" "-f" "8889c3abc69111bea668d69bd5f5a0017a1a17f039c64f520610e8e32e4564f0"`
[INFO] [stdout] 8889c3abc69111bea668d69bd5f5a0017a1a17f039c64f520610e8e32e4564f0