[INFO] cloning repository https://github.com/smoench/maexchen [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/smoench/maexchen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmoench%2Fmaexchen", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmoench%2Fmaexchen'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] bd22f41af3bb12d42ad992e243d8631e79b1865a [INFO] testing smoench/maexchen against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmoench%2Fmaexchen" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/smoench/maexchen on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/smoench/maexchen [INFO] finished tweaking git repo https://github.com/smoench/maexchen [INFO] tweaked toml for git repo https://github.com/smoench/maexchen written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/smoench/maexchen already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 70c3ce1e24f268a7b339a548b90dc7eb05fe55a85aa2d83c44881c330ef7b31a [INFO] running `Command { std: "docker" "start" "-a" "70c3ce1e24f268a7b339a548b90dc7eb05fe55a85aa2d83c44881c330ef7b31a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "70c3ce1e24f268a7b339a548b90dc7eb05fe55a85aa2d83c44881c330ef7b31a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "70c3ce1e24f268a7b339a548b90dc7eb05fe55a85aa2d83c44881c330ef7b31a", kill_on_drop: false }` [INFO] [stdout] 70c3ce1e24f268a7b339a548b90dc7eb05fe55a85aa2d83c44881c330ef7b31a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 68912ce09a42d4e2b04b6c009f3ba3aa38fb987e5f1a6723bc48a406a85dd436 [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" "68912ce09a42d4e2b04b6c009f3ba3aa38fb987e5f1a6723bc48a406a85dd436", kill_on_drop: false }` [INFO] [stderr] Compiling maexchen v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable `last_announced_dice` is assigned to, but never used [INFO] [stdout] --> src/main.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | let mut last_announced_dice: String = String::new(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_last_announced_dice` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `last_announced_dice` is never read [INFO] [stdout] --> src/main.rs:63:13 [INFO] [stdout] | [INFO] [stdout] 63 | last_announced_dice = split_msg[2].to_string(); [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: unused variable: `hash` [INFO] [stdout] --> src/main.rs:112:9 [INFO] [stdout] | [INFO] [stdout] 112 | let hash: Vec<&str> = vec![ [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_hash` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/main.rs:111:15 [INFO] [stdout] | [INFO] [stdout] 111 | fn is_greater(a: String, b: String) -> bool { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> src/main.rs:111:26 [INFO] [stdout] | [INFO] [stdout] 111 | fn is_greater(a: String, b: String) -> bool { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `is_greater` [INFO] [stdout] --> src/main.rs:111:4 [INFO] [stdout] | [INFO] [stdout] 111 | fn is_greater(a: String, b: String) -> bool { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.90s [INFO] running `Command { std: "docker" "inspect" "68912ce09a42d4e2b04b6c009f3ba3aa38fb987e5f1a6723bc48a406a85dd436", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "68912ce09a42d4e2b04b6c009f3ba3aa38fb987e5f1a6723bc48a406a85dd436", kill_on_drop: false }` [INFO] [stdout] 68912ce09a42d4e2b04b6c009f3ba3aa38fb987e5f1a6723bc48a406a85dd436 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 48c55f2ad8bcb8ad479dbec95684ac6553129d17816616dea70ff430e8a435bf [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" "48c55f2ad8bcb8ad479dbec95684ac6553129d17816616dea70ff430e8a435bf", kill_on_drop: false }` [INFO] [stderr] Compiling maexchen v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable `last_announced_dice` is assigned to, but never used [INFO] [stdout] --> src/main.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | let mut last_announced_dice: String = String::new(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_last_announced_dice` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `last_announced_dice` is never read [INFO] [stdout] --> src/main.rs:63:13 [INFO] [stdout] | [INFO] [stdout] 63 | last_announced_dice = split_msg[2].to_string(); [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: unused variable: `hash` [INFO] [stdout] --> src/main.rs:112:9 [INFO] [stdout] | [INFO] [stdout] 112 | let hash: Vec<&str> = vec![ [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_hash` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/main.rs:111:15 [INFO] [stdout] | [INFO] [stdout] 111 | fn is_greater(a: String, b: String) -> bool { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> src/main.rs:111:26 [INFO] [stdout] | [INFO] [stdout] 111 | fn is_greater(a: String, b: String) -> bool { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `is_greater` [INFO] [stdout] --> src/main.rs:111:4 [INFO] [stdout] | [INFO] [stdout] 111 | fn is_greater(a: String, b: String) -> bool { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.62s [INFO] running `Command { std: "docker" "inspect" "48c55f2ad8bcb8ad479dbec95684ac6553129d17816616dea70ff430e8a435bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "48c55f2ad8bcb8ad479dbec95684ac6553129d17816616dea70ff430e8a435bf", kill_on_drop: false }` [INFO] [stdout] 48c55f2ad8bcb8ad479dbec95684ac6553129d17816616dea70ff430e8a435bf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 24a60a094895b503531e73485d5af491029ba8e919ebfea93e37736e8d493d7d [INFO] running `Command { std: "docker" "start" "-a" "24a60a094895b503531e73485d5af491029ba8e919ebfea93e37736e8d493d7d", kill_on_drop: false }` [INFO] [stderr] warning: variable `last_announced_dice` is assigned to, but never used [INFO] [stderr] --> src/main.rs:13:9 [INFO] [stderr] | [INFO] [stderr] 13 | let mut last_announced_dice: String = String::new(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] = note: consider using `_last_announced_dice` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `last_announced_dice` is never read [INFO] [stderr] --> src/main.rs:63:13 [INFO] [stderr] | [INFO] [stderr] 63 | last_announced_dice = split_msg[2].to_string(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `hash` [INFO] [stderr] --> src/main.rs:112:9 [INFO] [stderr] | [INFO] [stderr] 112 | let hash: Vec<&str> = vec![ [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_hash` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `a` [INFO] [stderr] --> src/main.rs:111:15 [INFO] [stderr] | [INFO] [stderr] 111 | fn is_greater(a: String, b: String) -> bool { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `b` [INFO] [stderr] --> src/main.rs:111:26 [INFO] [stderr] | [INFO] [stderr] 111 | fn is_greater(a: String, b: String) -> bool { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `is_greater` [INFO] [stderr] --> src/main.rs:111:4 [INFO] [stderr] | [INFO] [stderr] 111 | fn is_greater(a: String, b: String) -> bool { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/maexchen-919f0e93f6be03c2 [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 [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "24a60a094895b503531e73485d5af491029ba8e919ebfea93e37736e8d493d7d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "24a60a094895b503531e73485d5af491029ba8e919ebfea93e37736e8d493d7d", kill_on_drop: false }` [INFO] [stdout] 24a60a094895b503531e73485d5af491029ba8e919ebfea93e37736e8d493d7d