[INFO] cloning repository https://github.com/gclsgithub/rustStudy [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gclsgithub/rustStudy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgclsgithub%2FrustStudy", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgclsgithub%2FrustStudy'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 79231cca5dc28409a976e3abefd00b88eb6f1827 [INFO] testing gclsgithub/rustStudy against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgclsgithub%2FrustStudy" "/workspace/builds/worker-64/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-64/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/gclsgithub/rustStudy on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/gclsgithub/rustStudy [INFO] finished tweaking git repo https://github.com/gclsgithub/rustStudy [INFO] tweaked toml for git repo https://github.com/gclsgithub/rustStudy written to /workspace/builds/worker-64/source/Cargo.toml [INFO] crate git repo https://github.com/gclsgithub/rustStudy already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e9e26898a7022f6d773ea624287784dd54c14e5d6b49df8772e69b52c8eb950c [INFO] running `Command { std: "docker" "start" "-a" "e9e26898a7022f6d773ea624287784dd54c14e5d6b49df8772e69b52c8eb950c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e9e26898a7022f6d773ea624287784dd54c14e5d6b49df8772e69b52c8eb950c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e9e26898a7022f6d773ea624287784dd54c14e5d6b49df8772e69b52c8eb950c", kill_on_drop: false }` [INFO] [stdout] e9e26898a7022f6d773ea624287784dd54c14e5d6b49df8772e69b52c8eb950c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f2499bf79cd7e7dd1a6003e80f9226668856f2e940e740c70903aceb7d51ecd2 [INFO] running `Command { std: "docker" "start" "-a" "f2499bf79cd7e7dd1a6003e80f9226668856f2e940e740c70903aceb7d51ecd2", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling hello_world v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/stack_heap.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | let mut v3 = vec![9, 10]; [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/vars.rs:72:9 [INFO] [stdout] | [INFO] [stdout] 72 | let mut s2 = String::from("helloword"); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum is never used: `List` [INFO] [stdout] --> src/stack_heap.rs:1:6 [INFO] [stdout] | [INFO] [stdout] 1 | enum List { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `MAX_POINT` [INFO] [stdout] --> src/vars.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | pub const MAX_POINT: u32 = 100_000; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run` [INFO] [stdout] --> src/vars.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `fun` [INFO] [stdout] --> src/vars/sub_a.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn fun() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `fun` [INFO] [stdout] --> src/vars/sub_b.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn fun(){ [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.73s [INFO] running `Command { std: "docker" "inspect" "f2499bf79cd7e7dd1a6003e80f9226668856f2e940e740c70903aceb7d51ecd2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f2499bf79cd7e7dd1a6003e80f9226668856f2e940e740c70903aceb7d51ecd2", kill_on_drop: false }` [INFO] [stdout] f2499bf79cd7e7dd1a6003e80f9226668856f2e940e740c70903aceb7d51ecd2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1d9a7a777f8a48e8fb3ab450cfca0df9d674aa903139ff905be43022bd26b2a2 [INFO] running `Command { std: "docker" "start" "-a" "1d9a7a777f8a48e8fb3ab450cfca0df9d674aa903139ff905be43022bd26b2a2", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling hello_world v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/stack_heap.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | let mut v3 = vec![9, 10]; [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/vars.rs:72:9 [INFO] [stdout] | [INFO] [stdout] 72 | let mut s2 = String::from("helloword"); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum is never used: `List` [INFO] [stdout] --> src/stack_heap.rs:1:6 [INFO] [stdout] | [INFO] [stdout] 1 | enum List { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `MAX_POINT` [INFO] [stdout] --> src/vars.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | pub const MAX_POINT: u32 = 100_000; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run` [INFO] [stdout] --> src/vars.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `fun` [INFO] [stdout] --> src/vars/sub_a.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn fun() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `fun` [INFO] [stdout] --> src/vars/sub_b.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn fun(){ [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 28.89s [INFO] running `Command { std: "docker" "inspect" "1d9a7a777f8a48e8fb3ab450cfca0df9d674aa903139ff905be43022bd26b2a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1d9a7a777f8a48e8fb3ab450cfca0df9d674aa903139ff905be43022bd26b2a2", kill_on_drop: false }` [INFO] [stdout] 1d9a7a777f8a48e8fb3ab450cfca0df9d674aa903139ff905be43022bd26b2a2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 74a26ade37e86b6eb223e321a8109153281e1e96d510358ca1e1844dc6d1089c [INFO] running `Command { std: "docker" "start" "-a" "74a26ade37e86b6eb223e321a8109153281e1e96d510358ca1e1844dc6d1089c", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stdout] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/stack_heap.rs:11:9 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 11 | let mut v3 = vec![9, 10]; [INFO] [stdout] [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/vars.rs:72:9 [INFO] [stderr] | [INFO] [stderr] 72 | let mut s2 = String::from("helloword"); [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: enum is never used: `List` [INFO] [stderr] --> src/stack_heap.rs:1:6 [INFO] [stderr] | [INFO] [stderr] 1 | enum List { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `MAX_POINT` [INFO] [stderr] --> src/vars.rs:4:1 [INFO] [stderr] | [INFO] [stderr] 4 | pub const MAX_POINT: u32 = 100_000; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `run` [INFO] [stderr] --> src/vars.rs:6:8 [INFO] [stderr] | [INFO] [stderr] 6 | pub fn run() { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `fun` [INFO] [stderr] --> src/vars/sub_a.rs:1:8 [INFO] [stderr] | [INFO] [stderr] 1 | pub fn fun() { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `fun` [INFO] [stderr] --> src/vars/sub_b.rs:1:8 [INFO] [stderr] | [INFO] [stderr] 1 | pub fn fun(){ [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: `hello_world` (bin "hello_world" test) generated 7 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 4.28s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/hello_world-9e3d8bb2bb780130) [INFO] running `Command { std: "docker" "inspect" "74a26ade37e86b6eb223e321a8109153281e1e96d510358ca1e1844dc6d1089c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "74a26ade37e86b6eb223e321a8109153281e1e96d510358ca1e1844dc6d1089c", kill_on_drop: false }` [INFO] [stdout] 74a26ade37e86b6eb223e321a8109153281e1e96d510358ca1e1844dc6d1089c