[INFO] cloning repository https://github.com/disconsis/redis-from-scratch [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/disconsis/redis-from-scratch" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdisconsis%2Fredis-from-scratch", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdisconsis%2Fredis-from-scratch'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 47b614d152995583963e89c2c2efa6adb20899e2 [INFO] building disconsis/redis-from-scratch against master#44f415c1d617ebc7b931a243b7b321ef8a6ca47c for pr-142134-abi-ast-error [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdisconsis%2Fredis-from-scratch" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/disconsis/redis-from-scratch on toolchain 44f415c1d617ebc7b931a243b7b321ef8a6ca47c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/disconsis/redis-from-scratch [INFO] finished tweaking git repo https://github.com/disconsis/redis-from-scratch [INFO] tweaked toml for git repo https://github.com/disconsis/redis-from-scratch written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/disconsis/redis-from-scratch 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" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 17c8d7d89cd0271986d73de0487ba9275a80a87ded63a174d7ef5fbdc9ab1224 [INFO] running `Command { std: "docker" "start" "-a" "17c8d7d89cd0271986d73de0487ba9275a80a87ded63a174d7ef5fbdc9ab1224", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "17c8d7d89cd0271986d73de0487ba9275a80a87ded63a174d7ef5fbdc9ab1224", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "17c8d7d89cd0271986d73de0487ba9275a80a87ded63a174d7ef5fbdc9ab1224", kill_on_drop: false }` [INFO] [stdout] 17c8d7d89cd0271986d73de0487ba9275a80a87ded63a174d7ef5fbdc9ab1224 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 673e571b2ccf73dbfa6f5b5129c931977d2077092c79ee013c3f2bb9ef181e64 [INFO] running `Command { std: "docker" "start" "-a" "673e571b2ccf73dbfa6f5b5129c931977d2077092c79ee013c3f2bb9ef181e64", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.138 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.67 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling parking_lot_core v0.9.5 [INFO] [stderr] Compiling smallvec v1.10.0 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling anyhow v1.0.59 [INFO] [stderr] Compiling bytes v1.3.0 [INFO] [stderr] Compiling pin-project-lite v0.2.9 [INFO] [stderr] Compiling lock_api v0.4.9 [INFO] [stderr] Compiling tokio v1.23.0 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling mio v0.8.5 [INFO] [stderr] Compiling socket2 v0.4.7 [INFO] [stderr] Compiling signal-hook-registry v1.2.2 [INFO] [stderr] Compiling parking_lot v0.12.1 [INFO] [stderr] Compiling tokio-macros v1.8.2 [INFO] [stderr] Compiling thiserror-impl v1.0.32 [INFO] [stderr] Compiling thiserror v1.0.32 [INFO] [stderr] Compiling redis-starter-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Context`, `anyhow`, and `bail` [INFO] [stdout] --> src/main.rs:6:14 [INFO] [stdout] | [INFO] [stdout] 6 | use anyhow::{anyhow, bail, Context}; [INFO] [stdout] | ^^^^^^ ^^^^ ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `as_simple_string`, `as_error`, `as_integer`, and `as_null` are never used [INFO] [stdout] --> src/resp.rs:34:12 [INFO] [stdout] | [INFO] [stdout] 22 | impl Msg { [INFO] [stdout] | -------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 34 | pub fn as_simple_string(&self) -> anyhow::Result<&str> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 44 | pub fn as_error(&self) -> anyhow::Result<&str> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 49 | pub fn as_integer(&self) -> anyhow::Result<&i64> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 59 | pub fn as_null(&self) -> anyhow::Result<&Self> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/cmd.rs:13:24 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn decode(msg: &Msg) -> anyhow::Result { [INFO] [stdout] | ^^^^ --- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 13 | pub fn decode(msg: &Msg) -> anyhow::Result> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.28s [INFO] running `Command { std: "docker" "inspect" "673e571b2ccf73dbfa6f5b5129c931977d2077092c79ee013c3f2bb9ef181e64", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "673e571b2ccf73dbfa6f5b5129c931977d2077092c79ee013c3f2bb9ef181e64", kill_on_drop: false }` [INFO] [stdout] 673e571b2ccf73dbfa6f5b5129c931977d2077092c79ee013c3f2bb9ef181e64 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 96b15c365cfcf93f96bb0b1a44b753a6de49aed49bc3a1a11dc89fec48567c44 [INFO] running `Command { std: "docker" "start" "-a" "96b15c365cfcf93f96bb0b1a44b753a6de49aed49bc3a1a11dc89fec48567c44", kill_on_drop: false }` [INFO] [stderr] Compiling redis-starter-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Context`, `anyhow`, and `bail` [INFO] [stdout] --> src/main.rs:6:14 [INFO] [stdout] | [INFO] [stdout] 6 | use anyhow::{anyhow, bail, Context}; [INFO] [stdout] | ^^^^^^ ^^^^ ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `as_simple_string`, `as_error`, `as_integer`, and `as_null` are never used [INFO] [stdout] --> src/resp.rs:34:12 [INFO] [stdout] | [INFO] [stdout] 22 | impl Msg { [INFO] [stdout] | -------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 34 | pub fn as_simple_string(&self) -> anyhow::Result<&str> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 44 | pub fn as_error(&self) -> anyhow::Result<&str> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 49 | pub fn as_integer(&self) -> anyhow::Result<&i64> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 59 | pub fn as_null(&self) -> anyhow::Result<&Self> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/cmd.rs:13:24 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn decode(msg: &Msg) -> anyhow::Result { [INFO] [stdout] | ^^^^ --- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 13 | pub fn decode(msg: &Msg) -> anyhow::Result> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.26s [INFO] running `Command { std: "docker" "inspect" "96b15c365cfcf93f96bb0b1a44b753a6de49aed49bc3a1a11dc89fec48567c44", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "96b15c365cfcf93f96bb0b1a44b753a6de49aed49bc3a1a11dc89fec48567c44", kill_on_drop: false }` [INFO] [stdout] 96b15c365cfcf93f96bb0b1a44b753a6de49aed49bc3a1a11dc89fec48567c44