[INFO] cloning repository https://github.com/treiff/rustrc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/treiff/rustrc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftreiff%2Frustrc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftreiff%2Frustrc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 605bb603e625b5b9dc0c99e033b1a05c2459e288
[INFO] testing treiff/rustrc against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftreiff%2Frustrc" "/workspace/builds/worker-118/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-118/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/treiff/rustrc on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/treiff/rustrc
[INFO] finished tweaking git repo https://github.com/treiff/rustrc
[INFO] tweaked toml for git repo https://github.com/treiff/rustrc written to /workspace/builds/worker-118/source/Cargo.toml
[INFO] crate git repo https://github.com/treiff/rustrc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8ac84164625335e720898a74a9499daaf24f888ab62f05b31bb5451a9df8e27b
[INFO] running `Command { std: "docker" "start" "-a" "8ac84164625335e720898a74a9499daaf24f888ab62f05b31bb5451a9df8e27b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ac84164625335e720898a74a9499daaf24f888ab62f05b31bb5451a9df8e27b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ac84164625335e720898a74a9499daaf24f888ab62f05b31bb5451a9df8e27b", kill_on_drop: false }`
[INFO] [stdout] 8ac84164625335e720898a74a9499daaf24f888ab62f05b31bb5451a9df8e27b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b1b1defafc43e71a5162cf9a900a02f6acfe0cf83a5546d67f8f483166c47a2
[INFO] running `Command { std: "docker" "start" "-a" "5b1b1defafc43e71a5162cf9a900a02f6acfe0cf83a5546d67f8f483166c47a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling greprs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:23:46
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn run(config: Config) -> Result<(), Box<Error>> {
[INFO] [stdout]    |                                              ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 23 - pub fn run(config: Config) -> Result<(), Box<Error>> {
[INFO] [stdout] 23 + pub fn run(config: Config) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.15s
[INFO] running `Command { std: "docker" "inspect" "5b1b1defafc43e71a5162cf9a900a02f6acfe0cf83a5546d67f8f483166c47a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b1b1defafc43e71a5162cf9a900a02f6acfe0cf83a5546d67f8f483166c47a2", kill_on_drop: false }`
[INFO] [stdout] 5b1b1defafc43e71a5162cf9a900a02f6acfe0cf83a5546d67f8f483166c47a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a73ac843c787f17b2e3a8169666a3e6b466b68946204670f2e08b0f16005b8bf
[INFO] running `Command { std: "docker" "start" "-a" "a73ac843c787f17b2e3a8169666a3e6b466b68946204670f2e08b0f16005b8bf", kill_on_drop: false }`
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:23:46
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn run(config: Config) -> Result<(), Box<Error>> {
[INFO] [stdout]    |                                              ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 23 - pub fn run(config: Config) -> Result<(), Box<Error>> {
[INFO] [stdout] 23 + pub fn run(config: Config) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling greprs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:23:46
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn run(config: Config) -> Result<(), Box<Error>> {
[INFO] [stdout]    |                                              ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 23 - pub fn run(config: Config) -> Result<(), Box<Error>> {
[INFO] [stdout] 23 + pub fn run(config: Config) -> Result<(), Box<dyn Error>> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `Command { std: "docker" "inspect" "a73ac843c787f17b2e3a8169666a3e6b466b68946204670f2e08b0f16005b8bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a73ac843c787f17b2e3a8169666a3e6b466b68946204670f2e08b0f16005b8bf", kill_on_drop: false }`
[INFO] [stdout] a73ac843c787f17b2e3a8169666a3e6b466b68946204670f2e08b0f16005b8bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 853499dae76f53d6493ea460c78f4024d9d46d43e0b216fee45bdce25ac62e5e
[INFO] running `Command { std: "docker" "start" "-a" "853499dae76f53d6493ea460c78f4024d9d46d43e0b216fee45bdce25ac62e5e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout] running 1 test
[INFO] [stderr]   --> src/lib.rs:23:46
[INFO] [stdout] test test::one_result ... ok
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr] 23 | pub fn run(config: Config) -> Result<(), Box<Error>> {
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    |                                              ^^^^^
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] running 0 tests
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout] 
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] help: use `dyn`
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stderr] 23 - pub fn run(config: Config) -> Result<(), Box<Error>> {
[INFO] [stderr] 23 + pub fn run(config: Config) -> Result<(), Box<dyn Error>> {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: `greprs` (lib) generated 1 warning
[INFO] [stderr] warning: `greprs` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.62s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/greprs-51f9eecaf92df5b6)
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/greprs-20a7138445b88a77)
[INFO] [stderr]    Doc-tests greprs
[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" "853499dae76f53d6493ea460c78f4024d9d46d43e0b216fee45bdce25ac62e5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "853499dae76f53d6493ea460c78f4024d9d46d43e0b216fee45bdce25ac62e5e", kill_on_drop: false }`
[INFO] [stdout] 853499dae76f53d6493ea460c78f4024d9d46d43e0b216fee45bdce25ac62e5e