[INFO] cloning repository https://github.com/tsullens/arc [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tsullens/arc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftsullens%2Farc", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftsullens%2Farc'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] dd8a8a6cdb2ffe7c7b67f65b9a302a8232f09a18 [INFO] checking tsullens/arc against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftsullens%2Farc" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tsullens/arc on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tsullens/arc [INFO] finished tweaking git repo https://github.com/tsullens/arc [INFO] tweaked toml for git repo https://github.com/tsullens/arc written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/tsullens/arc already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serde v1.0.59 [INFO] [stderr] Downloaded serde-hjson v0.8.1 [INFO] [stderr] Downloaded config v0.8.0 [INFO] [stderr] Downloaded yaml-rust v0.4.0 [INFO] [stderr] Downloaded serde_json v1.0.17 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 43df1f2fba84d561a50a7f79a55209097dfd30dc94d13c2bbbbe5f6e20650412 [INFO] running `Command { std: "docker" "start" "-a" "43df1f2fba84d561a50a7f79a55209097dfd30dc94d13c2bbbbe5f6e20650412", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "43df1f2fba84d561a50a7f79a55209097dfd30dc94d13c2bbbbe5f6e20650412", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "43df1f2fba84d561a50a7f79a55209097dfd30dc94d13c2bbbbe5f6e20650412", kill_on_drop: false }` [INFO] [stdout] 43df1f2fba84d561a50a7f79a55209097dfd30dc94d13c2bbbbe5f6e20650412 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 216f419910f9133ede0e78f6548e0929bd85ccb27e982a14125f39cbc02577b6 [INFO] running `Command { std: "docker" "start" "-a" "216f419910f9133ede0e78f6548e0929bd85ccb27e982a14125f39cbc02577b6", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking libc v0.2.40 [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Checking winapi v0.2.8 [INFO] [stderr] Compiling serde v1.0.59 [INFO] [stderr] Compiling num-traits v0.2.4 [INFO] [stderr] Checking serde v0.8.23 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking regex-syntax v0.3.9 [INFO] [stderr] Checking utf8-ranges v0.1.3 [INFO] [stderr] Checking lazy_static v1.0.0 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Checking ucd-util v0.1.1 [INFO] [stderr] Checking itoa v0.4.1 [INFO] [stderr] Checking dtoa v0.4.2 [INFO] [stderr] Compiling regex v1.0.0 [INFO] [stderr] Checking linked-hash-map v0.5.1 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking memchr v0.1.11 [INFO] [stderr] Checking thread-id v2.0.0 [INFO] [stderr] Checking aho-corasick v0.5.3 [INFO] [stderr] Checking thread_local v0.2.7 [INFO] [stderr] Checking memchr v2.0.1 [INFO] [stderr] Checking memchr v1.0.2 [INFO] [stderr] Checking aho-corasick v0.6.4 [INFO] [stderr] Checking nom v3.2.1 [INFO] [stderr] Checking yaml-rust v0.4.0 [INFO] [stderr] Checking regex-syntax v0.6.0 [INFO] [stderr] Checking regex v0.1.80 [INFO] [stderr] Checking thread_local v0.3.5 [INFO] [stderr] Checking rand_core v0.2.0 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking utf8-ranges v1.0.0 [INFO] [stderr] Checking rand v0.5.0 [INFO] [stderr] Checking serde_test v0.8.23 [INFO] [stderr] Checking linked-hash-map v0.3.0 [INFO] [stderr] Checking serde-hjson v0.8.1 [INFO] [stderr] Checking serde_json v1.0.17 [INFO] [stderr] Checking toml v0.4.6 [INFO] [stderr] Checking config v0.8.0 [INFO] [stderr] Checking arc v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred [INFO] [stdout] --> src/commands.rs:13:1 [INFO] [stdout] | [INFO] [stdout] 13 | / lazy_static! { [INFO] [stdout] 14 | | /* [INFO] [stdout] 15 | | * I have no idea if this makes sense or if it is correct. [INFO] [stdout] 16 | | * I'm not actually sure if this is thread safe either... [INFO] [stdout] ... | [INFO] [stdout] 28 | | }; [INFO] [stdout] 29 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `Once::new()` function is now preferred [INFO] [stdout] --> src/commands.rs:13:1 [INFO] [stdout] | [INFO] [stdout] 13 | / lazy_static! { [INFO] [stdout] 14 | | /* [INFO] [stdout] 15 | | * I have no idea if this makes sense or if it is correct. [INFO] [stdout] 16 | | * I'm not actually sure if this is thread safe either... [INFO] [stdout] ... | [INFO] [stdout] 28 | | }; [INFO] [stdout] 29 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/server.rs:52:59 [INFO] [stdout] | [INFO] [stdout] 52 | pub fn new(stream: &'a TcpStream) -> Result> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [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 [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 52 | pub fn new(stream: &'a TcpStream) -> Result> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/server.rs:52:59 [INFO] [stdout] | [INFO] [stdout] 52 | pub fn new(stream: &'a TcpStream) -> Result> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [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 [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 52 | pub fn new(stream: &'a TcpStream) -> Result> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/server.rs:135:32 [INFO] [stdout] | [INFO] [stdout] 135 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 135 | fn cause(&self) -> Option<&dyn error::Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/server.rs:135:32 [INFO] [stdout] | [INFO] [stdout] 135 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 135 | fn cause(&self) -> Option<&dyn error::Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/commands.rs:45:32 [INFO] [stdout] | [INFO] [stdout] 45 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 45 | fn cause(&self) -> Option<&dyn error::Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/commands.rs:45:32 [INFO] [stdout] | [INFO] [stdout] 45 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 45 | fn cause(&self) -> Option<&dyn error::Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/database.rs:86:32 [INFO] [stdout] | [INFO] [stdout] 86 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 86 | fn cause(&self) -> Option<&dyn error::Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/database.rs:86:32 [INFO] [stdout] | [INFO] [stdout] 86 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 86 | fn cause(&self) -> Option<&dyn error::Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `inc_key_count` is never used [INFO] [stdout] --> src/server.rs:159:12 [INFO] [stdout] | [INFO] [stdout] 148 | impl ArcServer { [INFO] [stdout] | -------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 159 | pub fn inc_key_count(&self) -> () { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `inc_key_count` is never used [INFO] [stdout] --> src/server.rs:159:12 [INFO] [stdout] | [INFO] [stdout] 148 | impl ArcServer { [INFO] [stdout] | -------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 159 | pub fn inc_key_count(&self) -> () { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.59s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v3.2.1 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "216f419910f9133ede0e78f6548e0929bd85ccb27e982a14125f39cbc02577b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "216f419910f9133ede0e78f6548e0929bd85ccb27e982a14125f39cbc02577b6", kill_on_drop: false }` [INFO] [stdout] 216f419910f9133ede0e78f6548e0929bd85ccb27e982a14125f39cbc02577b6