[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 1.55.0 for beta-1.56-1 [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 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5cdb4c07e1bcb906232dc816afe1dcad41c782e7afdcdaa1681964b8faa30506 [INFO] running `Command { std: "docker" "start" "-a" "5cdb4c07e1bcb906232dc816afe1dcad41c782e7afdcdaa1681964b8faa30506", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5cdb4c07e1bcb906232dc816afe1dcad41c782e7afdcdaa1681964b8faa30506", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5cdb4c07e1bcb906232dc816afe1dcad41c782e7afdcdaa1681964b8faa30506", kill_on_drop: false }` [INFO] [stdout] 5cdb4c07e1bcb906232dc816afe1dcad41c782e7afdcdaa1681964b8faa30506 [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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 94d2581ec216f9f12c0525228218858cdd01f15ff1cb1bde06cb13e9b524572e [INFO] running `Command { std: "docker" "start" "-a" "94d2581ec216f9f12c0525228218858cdd01f15ff1cb1bde06cb13e9b524572e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.29 [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 term_size v0.3.0 [INFO] [stderr] Compiling atty v0.2.2 [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 10.93s [INFO] running `Command { std: "docker" "inspect" "94d2581ec216f9f12c0525228218858cdd01f15ff1cb1bde06cb13e9b524572e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "94d2581ec216f9f12c0525228218858cdd01f15ff1cb1bde06cb13e9b524572e", kill_on_drop: false }` [INFO] [stdout] 94d2581ec216f9f12c0525228218858cdd01f15ff1cb1bde06cb13e9b524572e [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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4840c8db31f8171864f8811225e0d70c278dd8af7119ae26807eb6198c78a745 [INFO] running `Command { std: "docker" "start" "-a" "4840c8db31f8171864f8811225e0d70c278dd8af7119ae26807eb6198c78a745", kill_on_drop: false }` [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] 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 test [unoptimized + debuginfo] target(s) in 0.66s [INFO] running `Command { std: "docker" "inspect" "4840c8db31f8171864f8811225e0d70c278dd8af7119ae26807eb6198c78a745", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4840c8db31f8171864f8811225e0d70c278dd8af7119ae26807eb6198c78a745", kill_on_drop: false }` [INFO] [stdout] 4840c8db31f8171864f8811225e0d70c278dd8af7119ae26807eb6198c78a745 [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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] ab17a321da3fe6bb67bd00363c7dc6fc0856897ee39fa17a9d0f1d69c19f4e74 [INFO] running `Command { std: "docker" "start" "-a" "ab17a321da3fe6bb67bd00363c7dc6fc0856897ee39fa17a9d0f1d69c19f4e74", 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: `greprs` (lib) generated 3 warnings [INFO] [stderr] warning: `greprs` (lib test) generated 3 warnings (3 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/greprs-17621bd5b0a5f258) [INFO] [stdout] [INFO] [stdout] running 7 tests [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-17621bd5b0a5f258` (signal: 6, SIGABRT: process abort signal) [INFO] running `Command { std: "docker" "inspect" "ab17a321da3fe6bb67bd00363c7dc6fc0856897ee39fa17a9d0f1d69c19f4e74", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ab17a321da3fe6bb67bd00363c7dc6fc0856897ee39fa17a9d0f1d69c19f4e74", kill_on_drop: false }` [INFO] [stdout] ab17a321da3fe6bb67bd00363c7dc6fc0856897ee39fa17a9d0f1d69c19f4e74