[INFO] cloning repository https://github.com/liubo0208/concurrency_learn [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/liubo0208/concurrency_learn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliubo0208%2Fconcurrency_learn", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliubo0208%2Fconcurrency_learn'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] dbd9df3e0df56fce9b647d2436a91338e4acd365 [INFO] building liubo0208/concurrency_learn against master#ad211ced81509462cdfe4c29ed10f97279a0acae for pr-135216-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliubo0208%2Fconcurrency_learn" "/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/liubo0208/concurrency_learn on toolchain ad211ced81509462cdfe4c29ed10f97279a0acae [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/liubo0208/concurrency_learn [INFO] finished tweaking git repo https://github.com/liubo0208/concurrency_learn [INFO] tweaked toml for git repo https://github.com/liubo0208/concurrency_learn written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/liubo0208/concurrency_learn 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" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cc v1.0.95 [INFO] [stderr] Downloaded proc-macro2 v1.0.81 [INFO] [stderr] Downloaded syn v2.0.60 [INFO] [stderr] Downloaded oneshot v0.1.6 [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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e5a94e7a47c9c85a40d2badf78aced0a62ac758d2560d06365d256b8e7fd93af [INFO] running `Command { std: "docker" "start" "-a" "e5a94e7a47c9c85a40d2badf78aced0a62ac758d2560d06365d256b8e7fd93af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e5a94e7a47c9c85a40d2badf78aced0a62ac758d2560d06365d256b8e7fd93af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e5a94e7a47c9c85a40d2badf78aced0a62ac758d2560d06365d256b8e7fd93af", kill_on_drop: false }` [INFO] [stdout] e5a94e7a47c9c85a40d2badf78aced0a62ac758d2560d06365d256b8e7fd93af [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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 88d202d034b6e4b3d0d11f46756fc8843ac56bda596865b2334afc638b347863 [INFO] running `Command { std: "docker" "start" "-a" "88d202d034b6e4b3d0d11f46756fc8843ac56bda596865b2334afc638b347863", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling proc-macro2 v1.0.81 [INFO] [stderr] Compiling autocfg v1.2.0 [INFO] [stderr] Compiling regex-syntax v0.6.29 [INFO] [stderr] Compiling smallvec v1.13.2 [INFO] [stderr] Compiling regex-syntax v0.8.3 [INFO] [stderr] Compiling anyhow v1.0.82 [INFO] [stderr] Compiling log v0.4.21 [INFO] [stderr] Compiling overload v0.1.1 [INFO] [stderr] Compiling tracing-core v0.1.32 [INFO] [stderr] Compiling thread_local v1.1.8 [INFO] [stderr] Compiling sharded-slab v0.1.7 [INFO] [stderr] Compiling hashbrown v0.14.3 [INFO] [stderr] Compiling oneshot v0.1.6 [INFO] [stderr] Compiling nu-ansi-term v0.46.0 [INFO] [stderr] Compiling tracing-log v0.2.0 [INFO] [stderr] Compiling lock_api v0.4.12 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Compiling getrandom v0.2.14 [INFO] [stderr] Compiling num_cpus v1.16.0 [INFO] [stderr] Compiling mio v0.8.11 [INFO] [stderr] Compiling parking_lot_core v0.9.10 [INFO] [stderr] Compiling socket2 v0.5.6 [INFO] [stderr] Compiling syn v2.0.60 [INFO] [stderr] Compiling dashmap v5.5.3 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling regex-automata v0.4.6 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling regex-automata v0.1.10 [INFO] [stderr] Compiling matchers v0.1.0 [INFO] [stderr] Compiling regex v1.10.4 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Compiling tokio v1.37.0 [INFO] [stderr] Compiling tracing v0.1.40 [INFO] [stderr] Compiling tracing-subscriber v0.3.18 [INFO] [stderr] Compiling concurrency_learn v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `write` [INFO] [stdout] --> src/matrix.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | fmt::{self, write}, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/matrix.rs:146:12 [INFO] [stdout] | [INFO] [stdout] 145 | impl MsgInput { [INFO] [stdout] | -------------------- associated function in this implementation [INFO] [stdout] 146 | pub fn new(idx: usize, row: Vector, col: Vector) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.42s [INFO] running `Command { std: "docker" "inspect" "88d202d034b6e4b3d0d11f46756fc8843ac56bda596865b2334afc638b347863", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "88d202d034b6e4b3d0d11f46756fc8843ac56bda596865b2334afc638b347863", kill_on_drop: false }` [INFO] [stdout] 88d202d034b6e4b3d0d11f46756fc8843ac56bda596865b2334afc638b347863 [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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 24dcd9c2d1e0de139dbeb9717725d2f9929adf1c53daae00a8f228f6cfd693a1 [INFO] running `Command { std: "docker" "start" "-a" "24dcd9c2d1e0de139dbeb9717725d2f9929adf1c53daae00a8f228f6cfd693a1", kill_on_drop: false }` [INFO] [stderr] Compiling concurrency_learn v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `write` [INFO] [stdout] --> src/matrix.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | fmt::{self, write}, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/matrix.rs:146:12 [INFO] [stdout] | [INFO] [stdout] 145 | impl MsgInput { [INFO] [stdout] | -------------------- associated function in this implementation [INFO] [stdout] 146 | pub fn new(idx: usize, row: Vector, col: Vector) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `write` [INFO] [stdout] --> src/matrix.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | fmt::{self, write}, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/matrix.rs:146:12 [INFO] [stdout] | [INFO] [stdout] 145 | impl MsgInput { [INFO] [stdout] | -------------------- associated function in this implementation [INFO] [stdout] 146 | pub fn new(idx: usize, row: Vector, col: Vector) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.93s [INFO] running `Command { std: "docker" "inspect" "24dcd9c2d1e0de139dbeb9717725d2f9929adf1c53daae00a8f228f6cfd693a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "24dcd9c2d1e0de139dbeb9717725d2f9929adf1c53daae00a8f228f6cfd693a1", kill_on_drop: false }` [INFO] [stdout] 24dcd9c2d1e0de139dbeb9717725d2f9929adf1c53daae00a8f228f6cfd693a1