[INFO] cloning repository https://github.com/slightknack/together [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/slightknack/together" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslightknack%2Ftogether", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslightknack%2Ftogether'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4ed7cac40f1804fc30cc2420072c3ff39bb1f191 [INFO] testing slightknack/together against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslightknack%2Ftogether" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/slightknack/together on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/slightknack/together [INFO] finished tweaking git repo https://github.com/slightknack/together [INFO] tweaked toml for git repo https://github.com/slightknack/together written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/slightknack/together already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 20fac748049f936db09eadacc569d1d22290a5800887f663c28a207536a8ec8c [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "20fac748049f936db09eadacc569d1d22290a5800887f663c28a207536a8ec8c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "20fac748049f936db09eadacc569d1d22290a5800887f663c28a207536a8ec8c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "20fac748049f936db09eadacc569d1d22290a5800887f663c28a207536a8ec8c", kill_on_drop: false }` [INFO] [stdout] 20fac748049f936db09eadacc569d1d22290a5800887f663c28a207536a8ec8c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f4ca86abba80e727ec198deda451fa474617e7813dfd5693a8fdf110b8455f67 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "f4ca86abba80e727ec198deda451fa474617e7813dfd5693a8fdf110b8455f67", kill_on_drop: false }` [INFO] [stderr] Compiling together v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct is never constructed: `User` [INFO] [stdout] --> src/tree_log.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct User(usize); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Id` [INFO] [stdout] --> src/tree_log.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct Id(User, usize, usize); [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Edit` [INFO] [stdout] --> src/tree_log.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct Edit { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `History` [INFO] [stdout] --> src/tree_log.rs:19:12 [INFO] [stdout] | [INFO] [stdout] 19 | pub struct History { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `TreeLog` [INFO] [stdout] --> src/tree_log.rs:25:12 [INFO] [stdout] | [INFO] [stdout] 25 | pub struct TreeLog { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Leaf` [INFO] [stdout] --> src/index_tree.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | Leaf(T), [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get` [INFO] [stdout] --> src/index_tree.rs:85:12 [INFO] [stdout] | [INFO] [stdout] 85 | pub fn get(&self, index: usize) -> &T { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `insert` [INFO] [stdout] --> src/index_tree.rs:95:12 [INFO] [stdout] | [INFO] [stdout] 95 | pub fn insert(&mut self, item: T, index: usize) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.73s [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "f4ca86abba80e727ec198deda451fa474617e7813dfd5693a8fdf110b8455f67", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f4ca86abba80e727ec198deda451fa474617e7813dfd5693a8fdf110b8455f67", kill_on_drop: false }` [INFO] [stdout] f4ca86abba80e727ec198deda451fa474617e7813dfd5693a8fdf110b8455f67 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5d3bdf57fbc846348e7505829342fa2bcdf2745967364f416a38207859da8794 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "5d3bdf57fbc846348e7505829342fa2bcdf2745967364f416a38207859da8794", 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] [stderr] Compiling together v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct is never constructed: `User` [INFO] [stdout] --> src/tree_log.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct User(usize); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Id` [INFO] [stdout] --> src/tree_log.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct Id(User, usize, usize); [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Edit` [INFO] [stdout] --> src/tree_log.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct Edit { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `History` [INFO] [stdout] --> src/tree_log.rs:19:12 [INFO] [stdout] | [INFO] [stdout] 19 | pub struct History { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `TreeLog` [INFO] [stdout] --> src/tree_log.rs:25:12 [INFO] [stdout] | [INFO] [stdout] 25 | pub struct TreeLog { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Leaf` [INFO] [stdout] --> src/index_tree.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | Leaf(T), [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get` [INFO] [stdout] --> src/index_tree.rs:85:12 [INFO] [stdout] | [INFO] [stdout] 85 | pub fn get(&self, index: usize) -> &T { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `insert` [INFO] [stdout] --> src/index_tree.rs:95:12 [INFO] [stdout] | [INFO] [stdout] 95 | pub fn insert(&mut self, item: T, index: usize) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.94s [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "5d3bdf57fbc846348e7505829342fa2bcdf2745967364f416a38207859da8794", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5d3bdf57fbc846348e7505829342fa2bcdf2745967364f416a38207859da8794", kill_on_drop: false }` [INFO] [stdout] 5d3bdf57fbc846348e7505829342fa2bcdf2745967364f416a38207859da8794 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c454d3f7b905c6f9dfa2ad1d2a1768c9a6ec7bab3f24996711ccb14afebfdc9f [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "c454d3f7b905c6f9dfa2ad1d2a1768c9a6ec7bab3f24996711ccb14afebfdc9f", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: struct is never constructed: `User` [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/tree_log.rs:7:12 [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] 7 | pub struct User(usize); [INFO] [stdout] [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Id` [INFO] [stderr] --> src/tree_log.rs:10:12 [INFO] [stderr] | [INFO] [stderr] 10 | pub struct Id(User, usize, usize); [INFO] [stderr] | ^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Edit` [INFO] [stderr] --> src/tree_log.rs:12:12 [INFO] [stderr] | [INFO] [stderr] 12 | pub struct Edit { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `History` [INFO] [stderr] --> src/tree_log.rs:19:12 [INFO] [stderr] | [INFO] [stderr] 19 | pub struct History { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `TreeLog` [INFO] [stderr] --> src/tree_log.rs:25:12 [INFO] [stderr] | [INFO] [stderr] 25 | pub struct TreeLog { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Leaf` [INFO] [stderr] --> src/index_tree.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | Leaf(T), [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `get` [INFO] [stderr] --> src/index_tree.rs:85:12 [INFO] [stderr] | [INFO] [stderr] 85 | pub fn get(&self, index: usize) -> &T { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `insert` [INFO] [stderr] --> src/index_tree.rs:95:12 [INFO] [stderr] | [INFO] [stderr] 95 | pub fn insert(&mut self, item: T, index: usize) { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `together` (bin "together" test) generated 8 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/together-ffe1f115663b1cd1) [INFO] running `Command { std: "docker" "inspect" "c454d3f7b905c6f9dfa2ad1d2a1768c9a6ec7bab3f24996711ccb14afebfdc9f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c454d3f7b905c6f9dfa2ad1d2a1768c9a6ec7bab3f24996711ccb14afebfdc9f", kill_on_drop: false }` [INFO] [stdout] c454d3f7b905c6f9dfa2ad1d2a1768c9a6ec7bab3f24996711ccb14afebfdc9f