[INFO] cloning repository https://github.com/mkpankov/greprs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mkpankov/greprs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkpankov%2Fgreprs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkpankov%2Fgreprs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 18af23728eead031190297aee7cd231025e015b5 [INFO] testing mkpankov/greprs against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmkpankov%2Fgreprs" "/workspace/builds/worker-10/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mkpankov/greprs 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/mkpankov/greprs [INFO] finished tweaking git repo https://github.com/mkpankov/greprs [INFO] tweaked toml for git repo https://github.com/mkpankov/greprs written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/mkpankov/greprs 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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded textwrap v0.7.0 [INFO] [stderr] Downloaded clap v2.26.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 7235b9e355ab9bc613577f9104e159e60d84a98e670c066be7c799e6b91fdc9e [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" "7235b9e355ab9bc613577f9104e159e60d84a98e670c066be7c799e6b91fdc9e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7235b9e355ab9bc613577f9104e159e60d84a98e670c066be7c799e6b91fdc9e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7235b9e355ab9bc613577f9104e159e60d84a98e670c066be7c799e6b91fdc9e", kill_on_drop: false }` [INFO] [stdout] 7235b9e355ab9bc613577f9104e159e60d84a98e670c066be7c799e6b91fdc9e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] f4a77e7c14c7b019d5c63c90b3f783621a4b2a29f898a1a1ac71d1be979881aa [INFO] running `Command { std: "docker" "start" "-a" "f4a77e7c14c7b019d5c63c90b3f783621a4b2a29f898a1a1ac71d1be979881aa", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-width v0.1.4 [INFO] [stderr] Compiling vec_map v0.8.0 [INFO] [stderr] Compiling unicode-segmentation v1.2.0 [INFO] [stderr] Compiling ansi_term v0.9.0 [INFO] [stderr] Compiling strsim v0.6.0 [INFO] [stderr] Compiling bitflags v0.9.1 [INFO] [stderr] Compiling textwrap v0.7.0 [INFO] [stderr] Compiling clap v2.26.0 [INFO] [stderr] Compiling greprs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:111:52 [INFO] [stdout] | [INFO] [stdout] 111 | writeln!(io::stderr(), "Error: {}.", e.description()).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:189:56 [INFO] [stdout] | [INFO] [stdout] 189 | writeln!(io::stderr(), "Error: {}.", e.description()).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:196:68 [INFO] [stdout] | [INFO] [stdout] 196 | ... writeln!(io::stderr(), "Error: {}.", e.description()).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 17.34s [INFO] running `Command { std: "docker" "inspect" "f4a77e7c14c7b019d5c63c90b3f783621a4b2a29f898a1a1ac71d1be979881aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f4a77e7c14c7b019d5c63c90b3f783621a4b2a29f898a1a1ac71d1be979881aa", kill_on_drop: false }` [INFO] [stdout] f4a77e7c14c7b019d5c63c90b3f783621a4b2a29f898a1a1ac71d1be979881aa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 64f056fdcf9d9bb1cd4c6e81ec18e1fff716ee8318db2e2bb73ca645d54f7e01 [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" "64f056fdcf9d9bb1cd4c6e81ec18e1fff716ee8318db2e2bb73ca645d54f7e01", kill_on_drop: false }` [INFO] [stderr] Compiling greprs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:111:52 [INFO] [stdout] | [INFO] [stdout] 111 | writeln!(io::stderr(), "Error: {}.", e.description()).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:189:56 [INFO] [stdout] | [INFO] [stdout] 189 | writeln!(io::stderr(), "Error: {}.", e.description()).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:196:68 [INFO] [stdout] | [INFO] [stdout] 196 | ... writeln!(io::stderr(), "Error: {}.", e.description()).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:111:52 [INFO] [stdout] | [INFO] [stdout] 111 | writeln!(io::stderr(), "Error: {}.", e.description()).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:189:56 [INFO] [stdout] | [INFO] [stdout] 189 | writeln!(io::stderr(), "Error: {}.", e.description()).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:196:68 [INFO] [stdout] | [INFO] [stdout] 196 | ... writeln!(io::stderr(), "Error: {}.", e.description()).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.25s [INFO] running `Command { std: "docker" "inspect" "64f056fdcf9d9bb1cd4c6e81ec18e1fff716ee8318db2e2bb73ca645d54f7e01", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "64f056fdcf9d9bb1cd4c6e81ec18e1fff716ee8318db2e2bb73ca645d54f7e01", kill_on_drop: false }` [INFO] [stdout] 64f056fdcf9d9bb1cd4c6e81ec18e1fff716ee8318db2e2bb73ca645d54f7e01 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] fade175d86128f940d05a9f4b4a9983f56eecefa6140738055cfb68ea3ae7b7f [INFO] running `Command { std: "docker" "start" "-a" "fade175d86128f940d05a9f4b4a9983f56eecefa6140738055cfb68ea3ae7b7f", kill_on_drop: false }` [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/lib.rs:111:52 [INFO] [stderr] | [INFO] [stderr] 111 | writeln!(io::stderr(), "Error: {}.", e.description()).unwrap(); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/lib.rs:189:56 [INFO] [stderr] | [INFO] [stderr] 189 | writeln!(io::stderr(), "Error: {}.", e.description()).unwrap(); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/lib.rs:196:68 [INFO] [stderr] | [INFO] [stderr] 196 | ... writeln!(io::stderr(), "Error: {}.", e.description()).unwrap(); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/lib.rs:111:52 [INFO] [stderr] | [INFO] [stderr] 111 | writeln!(io::stderr(), "Error: {}.", e.description()).unwrap(); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/lib.rs:189:56 [INFO] [stderr] | [INFO] [stderr] 189 | writeln!(io::stderr(), "Error: {}.", e.description()).unwrap(); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/lib.rs:196:68 [INFO] [stderr] | [INFO] [stderr] 196 | ... writeln!(io::stderr(), "Error: {}.", e.description()).unwrap(); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/greprs-9f03b3784f51f69f) [INFO] [stdout] running 7 tests [INFO] [stdout] test search_directory_nonrecursively ... ok [INFO] [stdout] test search_no_entries ... ok [INFO] [stdout] test search_one_entry ... ok [INFO] [stdout] test search_two_entries ... ok [INFO] [stdout] test search_cyrilic_entry ... ok [INFO] [stdout] test search_empty_input ... ok [INFO] [stderr] [INFO] [stderr] thread 'recursive_walk' has overflowed its stack [INFO] [stderr] fatal runtime error: stack overflow [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/deps/greprs-9f03b3784f51f69f` (signal: 6, SIGABRT: process abort signal) [INFO] running `Command { std: "docker" "inspect" "fade175d86128f940d05a9f4b4a9983f56eecefa6140738055cfb68ea3ae7b7f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fade175d86128f940d05a9f4b4a9983f56eecefa6140738055cfb68ea3ae7b7f", kill_on_drop: false }` [INFO] [stdout] fade175d86128f940d05a9f4b4a9983f56eecefa6140738055cfb68ea3ae7b7f