[INFO] cloning repository https://github.com/zfymoon/Math3D [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zfymoon/Math3D" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzfymoon%2FMath3D", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzfymoon%2FMath3D'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2727c66d4ef220d2452ceeb1498a97c73cfeb9ec [INFO] testing zfymoon/Math3D against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzfymoon%2FMath3D" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/zfymoon/Math3D [INFO] finished tweaking git repo https://github.com/zfymoon/Math3D [INFO] tweaked toml for git repo https://github.com/zfymoon/Math3D written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/zfymoon/Math3D on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/zfymoon/Math3D 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4e98edcabdbe38be32ec6b321f251f596e54428c3a0a38a4f553b58904d494a7 [INFO] running `Command { std: "docker" "start" "-a" "4e98edcabdbe38be32ec6b321f251f596e54428c3a0a38a4f553b58904d494a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4e98edcabdbe38be32ec6b321f251f596e54428c3a0a38a4f553b58904d494a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4e98edcabdbe38be32ec6b321f251f596e54428c3a0a38a4f553b58904d494a7", kill_on_drop: false }` [INFO] [stdout] 4e98edcabdbe38be32ec6b321f251f596e54428c3a0a38a4f553b58904d494a7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c83540fe7a874c2d73133c3e8f74d2323d2de34d0bf7948099172acf1b8633ab [INFO] running `Command { std: "docker" "start" "-a" "c83540fe7a874c2d73133c3e8f74d2323d2de34d0bf7948099172acf1b8633ab", kill_on_drop: false }` [INFO] [stderr] Compiling Math3D v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:70:13 [INFO] [stdout] | [INFO] [stdout] 70 | let mut format_str = String::new(); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `format_str` [INFO] [stdout] --> src/main.rs:70:13 [INFO] [stdout] | [INFO] [stdout] 70 | let mut format_str = String::new(); [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_format_str` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v1` [INFO] [stdout] --> src/main.rs:119:9 [INFO] [stdout] | [INFO] [stdout] 119 | let v1 = Vector::new(vec![1,2,3,4,655]); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_v1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v2` [INFO] [stdout] --> src/main.rs:120:9 [INFO] [stdout] | [INFO] [stdout] 120 | let v2 = Vector::new(vec![2,3,4,5,6]); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_v2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:61:13 [INFO] [stdout] | [INFO] [stdout] 61 | write!(f,"{} ",self.value[i]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 61 | let _ = write!(f,"{} ",self.value[i]); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:71:9 [INFO] [stdout] | [INFO] [stdout] 71 | write!(f,"Matrix {}x{}\n",size,self.value[0].size()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 71 | let _ = write!(f,"Matrix {}x{}\n",size,self.value[0].size()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:74:13 [INFO] [stdout] | [INFO] [stdout] 74 | write!(f,"{}\n",vec); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 74 | let _ = write!(f,"{}\n",vec); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.38s [INFO] running `Command { std: "docker" "inspect" "c83540fe7a874c2d73133c3e8f74d2323d2de34d0bf7948099172acf1b8633ab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c83540fe7a874c2d73133c3e8f74d2323d2de34d0bf7948099172acf1b8633ab", kill_on_drop: false }` [INFO] [stdout] c83540fe7a874c2d73133c3e8f74d2323d2de34d0bf7948099172acf1b8633ab [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0d4e4848d2f74d7c14c18d98d12bea0c9475af832583cb53b39fb5755d19c15a [INFO] running `Command { std: "docker" "start" "-a" "0d4e4848d2f74d7c14c18d98d12bea0c9475af832583cb53b39fb5755d19c15a", kill_on_drop: false }` [INFO] [stderr] Compiling Math3D v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:70:13 [INFO] [stdout] | [INFO] [stdout] 70 | let mut format_str = String::new(); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `format_str` [INFO] [stdout] --> src/main.rs:70:13 [INFO] [stdout] | [INFO] [stdout] 70 | let mut format_str = String::new(); [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_format_str` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v1` [INFO] [stdout] --> src/main.rs:119:9 [INFO] [stdout] | [INFO] [stdout] 119 | let v1 = Vector::new(vec![1,2,3,4,655]); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_v1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v2` [INFO] [stdout] --> src/main.rs:120:9 [INFO] [stdout] | [INFO] [stdout] 120 | let v2 = Vector::new(vec![2,3,4,5,6]); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_v2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:61:13 [INFO] [stdout] | [INFO] [stdout] 61 | write!(f,"{} ",self.value[i]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 61 | let _ = write!(f,"{} ",self.value[i]); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:71:9 [INFO] [stdout] | [INFO] [stdout] 71 | write!(f,"Matrix {}x{}\n",size,self.value[0].size()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 71 | let _ = write!(f,"Matrix {}x{}\n",size,self.value[0].size()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:74:13 [INFO] [stdout] | [INFO] [stdout] 74 | write!(f,"{}\n",vec); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 74 | let _ = write!(f,"{}\n",vec); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.30s [INFO] running `Command { std: "docker" "inspect" "0d4e4848d2f74d7c14c18d98d12bea0c9475af832583cb53b39fb5755d19c15a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0d4e4848d2f74d7c14c18d98d12bea0c9475af832583cb53b39fb5755d19c15a", kill_on_drop: false }` [INFO] [stdout] 0d4e4848d2f74d7c14c18d98d12bea0c9475af832583cb53b39fb5755d19c15a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 1eafe33af73d3de91246eb0b637ec2c88cb5bbd22d03273fbdbb26376e2ff1f1 [INFO] running `Command { std: "docker" "start" "-a" "1eafe33af73d3de91246eb0b637ec2c88cb5bbd22d03273fbdbb26376e2ff1f1", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:70:13 [INFO] [stderr] | [INFO] [stderr] 70 | let mut format_str = String::new(); [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `format_str` [INFO] [stderr] --> src/main.rs:70:13 [INFO] [stderr] | [INFO] [stderr] 70 | let mut format_str = String::new(); [INFO] [stderr] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_format_str` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `v1` [INFO] [stderr] --> src/main.rs:119:9 [INFO] [stderr] | [INFO] [stderr] 119 | let v1 = Vector::new(vec![1,2,3,4,655]); [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_v1` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `v2` [INFO] [stderr] --> src/main.rs:120:9 [INFO] [stderr] | [INFO] [stderr] 120 | let v2 = Vector::new(vec![2,3,4,5,6]); [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_v2` [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:61:13 [INFO] [stderr] | [INFO] [stderr] 61 | write!(f,"{} ",self.value[i]); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 61 | let _ = write!(f,"{} ",self.value[i]); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:71:9 [INFO] [stderr] | [INFO] [stderr] 71 | write!(f,"Matrix {}x{}\n",size,self.value[0].size()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 71 | let _ = write!(f,"Matrix {}x{}\n",size,self.value[0].size()); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:74:13 [INFO] [stderr] | [INFO] [stderr] 74 | write!(f,"{}\n",vec); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 74 | let _ = write!(f,"{}\n",vec); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `Math3D` (bin "Math3D" test) generated 7 warnings (run `cargo fix --bin "Math3D" -p Math3D --tests` to apply 4 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/Math3D-a2944acac8f06619) [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" "1eafe33af73d3de91246eb0b637ec2c88cb5bbd22d03273fbdbb26376e2ff1f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1eafe33af73d3de91246eb0b637ec2c88cb5bbd22d03273fbdbb26376e2ff1f1", kill_on_drop: false }` [INFO] [stdout] 1eafe33af73d3de91246eb0b637ec2c88cb5bbd22d03273fbdbb26376e2ff1f1