[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 beta-2021-01-01 for beta-1.50-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmoench%2Fmaexchen" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/smoench/maexchen on toolchain beta-2021-01-01 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "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-2/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" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3d01998cecc5c2dfc67fe5a8b99e3b031491bfcf1a14f627b19a2c83fecfc3eb [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" "3d01998cecc5c2dfc67fe5a8b99e3b031491bfcf1a14f627b19a2c83fecfc3eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3d01998cecc5c2dfc67fe5a8b99e3b031491bfcf1a14f627b19a2c83fecfc3eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d01998cecc5c2dfc67fe5a8b99e3b031491bfcf1a14f627b19a2c83fecfc3eb", kill_on_drop: false }` [INFO] [stdout] 3d01998cecc5c2dfc67fe5a8b99e3b031491bfcf1a14f627b19a2c83fecfc3eb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 00fcb5f2487630df26a415d75464283f53cb42d912a71fe375742a23591679b0 [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" "00fcb5f2487630df26a415d75464283f53cb42d912a71fe375742a23591679b0", 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 1.48s [INFO] running `Command { std: "docker" "inspect" "00fcb5f2487630df26a415d75464283f53cb42d912a71fe375742a23591679b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "00fcb5f2487630df26a415d75464283f53cb42d912a71fe375742a23591679b0", kill_on_drop: false }` [INFO] [stdout] 00fcb5f2487630df26a415d75464283f53cb42d912a71fe375742a23591679b0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e9c58d5489bc9ae3ae450d8326a7c91fd2bdda0da35c16069555efde25af7258 [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" "e9c58d5489bc9ae3ae450d8326a7c91fd2bdda0da35c16069555efde25af7258", 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 0.81s [INFO] running `Command { std: "docker" "inspect" "e9c58d5489bc9ae3ae450d8326a7c91fd2bdda0da35c16069555efde25af7258", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e9c58d5489bc9ae3ae450d8326a7c91fd2bdda0da35c16069555efde25af7258", kill_on_drop: false }` [INFO] [stdout] e9c58d5489bc9ae3ae450d8326a7c91fd2bdda0da35c16069555efde25af7258 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] ad345c06a27e194091b37839d00ef8e018806af2782fc52a74a0fd7184862af7 [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" "ad345c06a27e194091b37839d00ef8e018806af2782fc52a74a0fd7184862af7", 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 0.02s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/maexchen-b1351e63cfd589e5 [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" "ad345c06a27e194091b37839d00ef8e018806af2782fc52a74a0fd7184862af7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ad345c06a27e194091b37839d00ef8e018806af2782fc52a74a0fd7184862af7", kill_on_drop: false }` [INFO] [stdout] ad345c06a27e194091b37839d00ef8e018806af2782fc52a74a0fd7184862af7