[INFO] cloning repository https://github.com/johhncastro/rust-sandbox [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/johhncastro/rust-sandbox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohhncastro%2Frust-sandbox", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohhncastro%2Frust-sandbox'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 135b3542459f74b15582ac1f36fb3c7d99b00cee [INFO] checking johhncastro/rust-sandbox against try#8cf44c88fc5805dc578c5c987397615b47d2e2b2 for pr-136764 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohhncastro%2Frust-sandbox" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/johhncastro/rust-sandbox on toolchain 8cf44c88fc5805dc578c5c987397615b47d2e2b2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8cf44c88fc5805dc578c5c987397615b47d2e2b2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/johhncastro/rust-sandbox [INFO] finished tweaking git repo https://github.com/johhncastro/rust-sandbox [INFO] tweaked toml for git repo https://github.com/johhncastro/rust-sandbox written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/johhncastro/rust-sandbox 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" "+8cf44c88fc5805dc578c5c987397615b47d2e2b2" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded proc-macro2 v1.0.84 [INFO] [stderr] Downloaded rand_chacha v0.9.0-alpha.1 [INFO] [stderr] Downloaded rand_core v0.9.0-alpha.1 [INFO] [stderr] Downloaded zerocopy-derive v0.8.0-alpha.6 [INFO] [stderr] Downloaded rand v0.9.0-alpha.1 [INFO] [stderr] Downloaded zerocopy v0.8.0-alpha.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+8cf44c88fc5805dc578c5c987397615b47d2e2b2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 22e345bc2cd542347bf1a68d1344ea8dabd528d0f1e8c9e2fc7aa63e40d73a37 [INFO] running `Command { std: "docker" "start" "-a" "22e345bc2cd542347bf1a68d1344ea8dabd528d0f1e8c9e2fc7aa63e40d73a37", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "22e345bc2cd542347bf1a68d1344ea8dabd528d0f1e8c9e2fc7aa63e40d73a37", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "22e345bc2cd542347bf1a68d1344ea8dabd528d0f1e8c9e2fc7aa63e40d73a37", kill_on_drop: false }` [INFO] [stdout] 22e345bc2cd542347bf1a68d1344ea8dabd528d0f1e8c9e2fc7aa63e40d73a37 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+8cf44c88fc5805dc578c5c987397615b47d2e2b2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 406ac7b81250023c7c4ec448ba89c8f0fc8be5e20e1181779bd7bc9751ee84c3 [INFO] running `Command { std: "docker" "start" "-a" "406ac7b81250023c7c4ec448ba89c8f0fc8be5e20e1181779bd7bc9751ee84c3", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.155 [INFO] [stderr] Compiling zerocopy v0.8.0-alpha.6 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking rand_core v0.9.0-alpha.1 [INFO] [stderr] Checking rand_chacha v0.9.0-alpha.1 [INFO] [stderr] Checking rand v0.9.0-alpha.1 [INFO] [stderr] Checking rust-sandbox v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `coords` [INFO] [stdout] --> src/main.rs:32:9 [INFO] [stdout] | [INFO] [stdout] 32 | let coords: (f32, f32) = (6.3, 15.0); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_coords` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `series` [INFO] [stdout] --> src/main.rs:50:9 [INFO] [stdout] | [INFO] [stdout] 50 | let series = [1, 1, 2, 3, 5, 8, 13]; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_series` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `mess` [INFO] [stdout] --> src/main.rs:58:9 [INFO] [stdout] | [INFO] [stdout] 58 | let mess = ([3, 2], 3.14, [(false, -3), (true, -100)], 5, "candy"); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_mess` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `print_difference` is never used [INFO] [stdout] --> src/main.rs:82:4 [INFO] [stdout] | [INFO] [stdout] 82 | fn print_difference(x: f32, y: f32) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `print_array` is never used [INFO] [stdout] --> src/main.rs:86:4 [INFO] [stdout] | [INFO] [stdout] 86 | fn print_array(a: [f32; 2]) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `ding` is never used [INFO] [stdout] --> src/main.rs:90:4 [INFO] [stdout] | [INFO] [stdout] 90 | fn ding(x: i32) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `on_off` is never used [INFO] [stdout] --> src/main.rs:96:4 [INFO] [stdout] | [INFO] [stdout] 96 | fn on_off(val: bool) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `print_distance` is never used [INFO] [stdout] --> src/main.rs:102:4 [INFO] [stdout] | [INFO] [stdout] 102 | fn print_distance(z: (f32, f32)) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `coords` [INFO] [stdout] --> src/main.rs:32:9 [INFO] [stdout] | [INFO] [stdout] 32 | let coords: (f32, f32) = (6.3, 15.0); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_coords` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `series` [INFO] [stdout] --> src/main.rs:50:9 [INFO] [stdout] | [INFO] [stdout] 50 | let series = [1, 1, 2, 3, 5, 8, 13]; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_series` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `mess` [INFO] [stdout] --> src/main.rs:58:9 [INFO] [stdout] | [INFO] [stdout] 58 | let mess = ([3, 2], 3.14, [(false, -3), (true, -100)], 5, "candy"); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_mess` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `print_difference` is never used [INFO] [stdout] --> src/main.rs:82:4 [INFO] [stdout] | [INFO] [stdout] 82 | fn print_difference(x: f32, y: f32) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `print_array` is never used [INFO] [stdout] --> src/main.rs:86:4 [INFO] [stdout] | [INFO] [stdout] 86 | fn print_array(a: [f32; 2]) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `ding` is never used [INFO] [stdout] --> src/main.rs:90:4 [INFO] [stdout] | [INFO] [stdout] 90 | fn ding(x: i32) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `on_off` is never used [INFO] [stdout] --> src/main.rs:96:4 [INFO] [stdout] | [INFO] [stdout] 96 | fn on_off(val: bool) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `print_distance` is never used [INFO] [stdout] --> src/main.rs:102:4 [INFO] [stdout] | [INFO] [stdout] 102 | fn print_distance(z: (f32, f32)) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.75s [INFO] running `Command { std: "docker" "inspect" "406ac7b81250023c7c4ec448ba89c8f0fc8be5e20e1181779bd7bc9751ee84c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "406ac7b81250023c7c4ec448ba89c8f0fc8be5e20e1181779bd7bc9751ee84c3", kill_on_drop: false }` [INFO] [stdout] 406ac7b81250023c7c4ec448ba89c8f0fc8be5e20e1181779bd7bc9751ee84c3