[INFO] cloning repository https://github.com/tasdomas/sc [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tasdomas/sc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftasdomas%2Fsc", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftasdomas%2Fsc'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9f75d0e8d5a9d2f5022be574a5e32a4888abe15e [INFO] checking tasdomas/sc against master#3e826bb11228508fbe749e594038d6727208aa94 for pr-82322 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftasdomas%2Fsc" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tasdomas/sc on toolchain 3e826bb11228508fbe749e594038d6727208aa94 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tasdomas/sc [INFO] finished tweaking git repo https://github.com/tasdomas/sc [INFO] tweaked toml for git repo https://github.com/tasdomas/sc written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/tasdomas/sc already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5eff4fa6f382105c6dbfb902def7376a3b2028cd80e2cb7f9763c945def9a872 [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" "5eff4fa6f382105c6dbfb902def7376a3b2028cd80e2cb7f9763c945def9a872", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5eff4fa6f382105c6dbfb902def7376a3b2028cd80e2cb7f9763c945def9a872", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5eff4fa6f382105c6dbfb902def7376a3b2028cd80e2cb7f9763c945def9a872", kill_on_drop: false }` [INFO] [stdout] 5eff4fa6f382105c6dbfb902def7376a3b2028cd80e2cb7f9763c945def9a872 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e1fa221d166edaa96a83b1aaaa04b226f487f050ca69ab4df24fcaf95a231978 [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" "e1fa221d166edaa96a83b1aaaa04b226f487f050ca69ab4df24fcaf95a231978", kill_on_drop: false }` [INFO] [stderr] Checking sc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `a` is never read [INFO] [stdout] --> src/ops.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 6 | let mut a :f32 = 0.0; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `b` is never read [INFO] [stdout] --> src/ops.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | let mut b :f32 = 0.0; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: structure field `S` should have a snake case name [INFO] [stdout] --> src/stack.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | S: Option>>, [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `s` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `Sum` should have a snake case name [INFO] [stdout] --> src/ops.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn Sum(mut s: Stack) -> Stack { [INFO] [stdout] | ^^^ help: convert the identifier to snake case (notice the capitalization): `sum` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `a` is never read [INFO] [stdout] --> src/ops.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 6 | let mut a :f32 = 0.0; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `b` is never read [INFO] [stdout] --> src/ops.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | let mut b :f32 = 0.0; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: structure field `S` should have a snake case name [INFO] [stdout] --> src/stack.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | S: Option>>, [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `s` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `Sum` should have a snake case name [INFO] [stdout] --> src/ops.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn Sum(mut s: Stack) -> Stack { [INFO] [stdout] | ^^^ help: convert the identifier to snake case (notice the capitalization): `sum` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.02s [INFO] running `Command { std: "docker" "inspect" "e1fa221d166edaa96a83b1aaaa04b226f487f050ca69ab4df24fcaf95a231978", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e1fa221d166edaa96a83b1aaaa04b226f487f050ca69ab4df24fcaf95a231978", kill_on_drop: false }` [INFO] [stdout] e1fa221d166edaa96a83b1aaaa04b226f487f050ca69ab4df24fcaf95a231978