[INFO] updating cached repository https://github.com/huwb/myrustminigrep
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2c1b61fc8042a85ae7272913279012e255137aa4
[INFO] testing huwb/myrustminigrep against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhuwb%2Fmyrustminigrep" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/huwb/myrustminigrep on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/huwb/myrustminigrep
[INFO] finished tweaking git repo https://github.com/huwb/myrustminigrep
[INFO] tweaked toml for git repo https://github.com/huwb/myrustminigrep written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/huwb/myrustminigrep already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "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] db968618116013980f85b1cbbb8d85cf61d7d9b518578fb5f2524826f43ec0e0
[INFO] running `"docker" "start" "-a" "db968618116013980f85b1cbbb8d85cf61d7d9b518578fb5f2524826f43ec0e0"`
[INFO] [stderr]    Compiling myrustminigrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/lib.rs:8:55
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn run(config: &config::Config) -> Result<(), Box<Error>> {
[INFO] [stderr]   |                                                       ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.66s
[INFO] running `"docker" "inspect" "db968618116013980f85b1cbbb8d85cf61d7d9b518578fb5f2524826f43ec0e0"`
[INFO] running `"docker" "rm" "-f" "db968618116013980f85b1cbbb8d85cf61d7d9b518578fb5f2524826f43ec0e0"`
[INFO] [stdout] db968618116013980f85b1cbbb8d85cf61d7d9b518578fb5f2524826f43ec0e0
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "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] d6639f1a06ca0f4a31ac802d229e64047d6ff774607155f66f7cbb9d8579d6a7
[INFO] running `"docker" "start" "-a" "d6639f1a06ca0f4a31ac802d229e64047d6ff774607155f66f7cbb9d8579d6a7"`
[INFO] [stderr]    Compiling myrustminigrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/lib.rs:8:55
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn run(config: &config::Config) -> Result<(), Box<Error>> {
[INFO] [stderr]   |                                                       ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/lib.rs:8:55
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn run(config: &config::Config) -> Result<(), Box<Error>> {
[INFO] [stderr]   |                                                       ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `"docker" "inspect" "d6639f1a06ca0f4a31ac802d229e64047d6ff774607155f66f7cbb9d8579d6a7"`
[INFO] running `"docker" "rm" "-f" "d6639f1a06ca0f4a31ac802d229e64047d6ff774607155f66f7cbb9d8579d6a7"`
[INFO] [stdout] d6639f1a06ca0f4a31ac802d229e64047d6ff774607155f66f7cbb9d8579d6a7
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "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] 62642de310c60d5bcb6b0f06ae9494ed34aaaae98253bb1d40034a5b029d31a0
[INFO] running `"docker" "start" "-a" "62642de310c60d5bcb6b0f06ae9494ed34aaaae98253bb1d40034a5b029d31a0"`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/lib.rs:8:55
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn run(config: &config::Config) -> Result<(), Box<Error>> {
[INFO] [stderr]   |                                                       ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/lib.rs:8:55
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn run(config: &config::Config) -> Result<(), Box<Error>> {
[INFO] [stderr]   |                                                       ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/myrustminigrep-b3b0471731e5134e
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::no_matches ... ok
[INFO] [stdout] test tests::no_matches_empty_content ... ok
[INFO] [stdout] test tests::one_result ... ok
[INFO] [stdout] test tests::two_results ... ok
[INFO] [stdout] test config::tests::test_grab_args_none ... ok
[INFO] [stdout] test config::tests::test_grab_args_too_many ... ok
[INFO] [stdout] test config::tests::test_grab_args_insufficient ... ok
[INFO] [stdout] test tests::empty_query_error ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/myrustminigrep-9711955f510377c0
[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]      Running /opt/rustwide/target/debug/deps/integration_tests-7ae128eca0041b4a
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test missing_file ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests myrustminigrep
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/config.rs - config::Config::new (line 14) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "62642de310c60d5bcb6b0f06ae9494ed34aaaae98253bb1d40034a5b029d31a0"`
[INFO] running `"docker" "rm" "-f" "62642de310c60d5bcb6b0f06ae9494ed34aaaae98253bb1d40034a5b029d31a0"`
[INFO] [stdout] 62642de310c60d5bcb6b0f06ae9494ed34aaaae98253bb1d40034a5b029d31a0