[INFO] cloning repository https://github.com/suguni/maze-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/suguni/maze-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuguni%2Fmaze-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuguni%2Fmaze-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 133b9c4e2bba62a48ea5a0f583861ed96b223a5a [INFO] testing suguni/maze-rs against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuguni%2Fmaze-rs" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/suguni/maze-rs [INFO] finished tweaking git repo https://github.com/suguni/maze-rs [INFO] tweaked toml for git repo https://github.com/suguni/maze-rs written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/suguni/maze-rs on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/suguni/maze-rs 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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 svg v0.10.0 [INFO] [stderr] Downloaded radix_fmt v1.0.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0635d6b0a61cd3f9ce2fe666dc6b9f04018a5a28846d3313af5f068ee6ab9208 [INFO] running `Command { std: "docker" "start" "-a" "0635d6b0a61cd3f9ce2fe666dc6b9f04018a5a28846d3313af5f068ee6ab9208", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0635d6b0a61cd3f9ce2fe666dc6b9f04018a5a28846d3313af5f068ee6ab9208", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0635d6b0a61cd3f9ce2fe666dc6b9f04018a5a28846d3313af5f068ee6ab9208", kill_on_drop: false }` [INFO] [stdout] 0635d6b0a61cd3f9ce2fe666dc6b9f04018a5a28846d3313af5f068ee6ab9208 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 294d3ffdd3eeffb5c03cd3de96a458b01dd2ee0b02ab58a8b4c505f3a72a9aa2 [INFO] running `Command { std: "docker" "start" "-a" "294d3ffdd3eeffb5c03cd3de96a458b01dd2ee0b02ab58a8b4c505f3a72a9aa2", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.104 [INFO] [stderr] Compiling svg v0.10.0 [INFO] [stderr] Compiling radix_fmt v1.0.0 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.4 [INFO] [stderr] Compiling maze-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `svg` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use svg; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `line` is never used [INFO] [stdout] --> src/export_svg.rs:6:4 [INFO] [stdout] | [INFO] [stdout] 6 | fn line(x1: U, y1: U, x2: U, y2: U, style: &str) -> Line [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `to_svg` is never used [INFO] [stdout] --> src/export_svg.rs:18:8 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn to_svg(grid: Grid, cell_size: usize) -> Document { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `links` and `neighbor` are never used [INFO] [stdout] --> src/grid.rs:54:12 [INFO] [stdout] | [INFO] [stdout] 30 | impl GridCell { [INFO] [stdout] | ------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 54 | pub fn links(&self) -> std::slice::Iter<'_, Weak>> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 58 | pub fn neighbor(&self, dir: Dir) -> &Option>> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/grid.rs:162:17 [INFO] [stdout] | [INFO] [stdout] 162 | pub fn rows(&self) -> Chunks>> { [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] 162 | pub fn rows(&self) -> Chunks<'_, Rc>> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.01s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: svg v0.10.0 [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" "294d3ffdd3eeffb5c03cd3de96a458b01dd2ee0b02ab58a8b4c505f3a72a9aa2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "294d3ffdd3eeffb5c03cd3de96a458b01dd2ee0b02ab58a8b4c505f3a72a9aa2", kill_on_drop: false }` [INFO] [stdout] 294d3ffdd3eeffb5c03cd3de96a458b01dd2ee0b02ab58a8b4c505f3a72a9aa2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] a8476ae23f5cf3f0a0264d493518e831ccd0c4d9f2a435701c59b9737e95e4c4 [INFO] running `Command { std: "docker" "start" "-a" "a8476ae23f5cf3f0a0264d493518e831ccd0c4d9f2a435701c59b9737e95e4c4", kill_on_drop: false }` [INFO] [stderr] Compiling maze-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `svg` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use svg; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `line` is never used [INFO] [stdout] --> src/export_svg.rs:6:4 [INFO] [stdout] | [INFO] [stdout] 6 | fn line(x1: U, y1: U, x2: U, y2: U, style: &str) -> Line [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `to_svg` is never used [INFO] [stdout] --> src/export_svg.rs:18:8 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn to_svg(grid: Grid, cell_size: usize) -> Document { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `neighbor` is never used [INFO] [stdout] --> src/grid.rs:58:12 [INFO] [stdout] | [INFO] [stdout] 30 | impl GridCell { [INFO] [stdout] | ------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 58 | pub fn neighbor(&self, dir: Dir) -> &Option>> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/grid.rs:162:17 [INFO] [stdout] | [INFO] [stdout] 162 | pub fn rows(&self) -> Chunks>> { [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] 162 | pub fn rows(&self) -> Chunks<'_, Rc>> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.51s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: svg v0.10.0 [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" "a8476ae23f5cf3f0a0264d493518e831ccd0c4d9f2a435701c59b9737e95e4c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a8476ae23f5cf3f0a0264d493518e831ccd0c4d9f2a435701c59b9737e95e4c4", kill_on_drop: false }` [INFO] [stdout] a8476ae23f5cf3f0a0264d493518e831ccd0c4d9f2a435701c59b9737e95e4c4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] dfbf166075c8229795e4b4369b81a7054061303c4f864a291fd9cca0afaa632e [INFO] running `Command { std: "docker" "start" "-a" "dfbf166075c8229795e4b4369b81a7054061303c4f864a291fd9cca0afaa632e", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `svg` [INFO] [stderr] --> src/main.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use svg; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function `line` is never used [INFO] [stderr] --> src/export_svg.rs:6:4 [INFO] [stderr] | [INFO] [stderr] 6 | fn line(x1: U, y1: U, x2: U, y2: U, style: &str) -> Line [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function `to_svg` is never used [INFO] [stderr] --> src/export_svg.rs:18:8 [INFO] [stderr] | [INFO] [stderr] 18 | pub fn to_svg(grid: Grid, cell_size: usize) -> Document { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method `neighbor` is never used [INFO] [stderr] --> src/grid.rs:58:12 [INFO] [stderr] | [INFO] [stderr] 30 | impl GridCell { [INFO] [stderr] | ------------- method in this implementation [INFO] [stderr] ... [INFO] [stderr] 58 | pub fn neighbor(&self, dir: Dir) -> &Option>> { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> src/grid.rs:162:17 [INFO] [stderr] | [INFO] [stderr] 162 | pub fn rows(&self) -> Chunks>> { [INFO] [stderr] | ^^^^^ ----------------------------- the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 162 | pub fn rows(&self) -> Chunks<'_, Rc>> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `maze-rs` (bin "maze-rs" test) generated 5 warnings (run `cargo fix --bin "maze-rs" --tests` to apply 2 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: svg v0.10.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/maze_rs-ca01da9724ac6262) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test grid::test_links ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/bin/svg.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/svg-48482f8c4ecdfc2e) [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" "dfbf166075c8229795e4b4369b81a7054061303c4f864a291fd9cca0afaa632e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dfbf166075c8229795e4b4369b81a7054061303c4f864a291fd9cca0afaa632e", kill_on_drop: false }` [INFO] [stdout] dfbf166075c8229795e4b4369b81a7054061303c4f864a291fd9cca0afaa632e