[INFO] cloning repository https://github.com/janglada/yahtzee_upper [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/janglada/yahtzee_upper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjanglada%2Fyahtzee_upper", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjanglada%2Fyahtzee_upper'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 33b568d9913b7d6b84eefe3da256b6bf88be43e5 [INFO] testing janglada/yahtzee_upper against 1.49.0 for beta-1.50-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjanglada%2Fyahtzee_upper" "/workspace/builds/worker-11/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/janglada/yahtzee_upper on toolchain 1.49.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/janglada/yahtzee_upper [INFO] finished tweaking git repo https://github.com/janglada/yahtzee_upper [INFO] tweaked toml for git repo https://github.com/janglada/yahtzee_upper written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/janglada/yahtzee_upper already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 07562b9beaa9e22aa0f1e7c0cca8e6a51942b45ddf1791d3f479d88d18d66c4f [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" "07562b9beaa9e22aa0f1e7c0cca8e6a51942b45ddf1791d3f479d88d18d66c4f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "07562b9beaa9e22aa0f1e7c0cca8e6a51942b45ddf1791d3f479d88d18d66c4f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "07562b9beaa9e22aa0f1e7c0cca8e6a51942b45ddf1791d3f479d88d18d66c4f", kill_on_drop: false }` [INFO] [stdout] 07562b9beaa9e22aa0f1e7c0cca8e6a51942b45ddf1791d3f479d88d18d66c4f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4420e33e7df16c6dccf377f3039ca83d23c11c8ad1925c6b20ff556464f34272 [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" "4420e33e7df16c6dccf377f3039ca83d23c11c8ad1925c6b20ff556464f34272", kill_on_drop: false }` [INFO] [stderr] Compiling elapsed v0.1.2 [INFO] [stderr] Compiling dailyprogrammer v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::num::ParseIntError` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::num::ParseIntError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sum` [INFO] [stdout] --> src/main.rs:19:19 [INFO] [stdout] | [INFO] [stdout] 19 | let (elapsed, sum) = measure_time(|| { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_sum` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: cannot borrow `counter` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/main.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 32 | let val = match counter.get(&num) { [INFO] [stdout] | ------- immutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 36 | counter.insert(num, val + num); [INFO] [stdout] | ^^^^^^^ --- immutable borrow later used here [INFO] [stdout] | | [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.95s [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "4420e33e7df16c6dccf377f3039ca83d23c11c8ad1925c6b20ff556464f34272", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4420e33e7df16c6dccf377f3039ca83d23c11c8ad1925c6b20ff556464f34272", kill_on_drop: false }` [INFO] [stdout] 4420e33e7df16c6dccf377f3039ca83d23c11c8ad1925c6b20ff556464f34272 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3eacffa668c8e3fb1566d17fda28d9917511a1517c990fb97734daf1b3d1991d [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" "3eacffa668c8e3fb1566d17fda28d9917511a1517c990fb97734daf1b3d1991d", kill_on_drop: false }` [INFO] [stderr] Compiling dailyprogrammer v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::num::ParseIntError` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::num::ParseIntError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sum` [INFO] [stdout] --> src/main.rs:19:19 [INFO] [stdout] | [INFO] [stdout] 19 | let (elapsed, sum) = measure_time(|| { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_sum` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: cannot borrow `counter` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/main.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 32 | let val = match counter.get(&num) { [INFO] [stdout] | ------- immutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 36 | counter.insert(num, val + num); [INFO] [stdout] | ^^^^^^^ --- immutable borrow later used here [INFO] [stdout] | | [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.51s [INFO] running `Command { std: "docker" "inspect" "3eacffa668c8e3fb1566d17fda28d9917511a1517c990fb97734daf1b3d1991d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3eacffa668c8e3fb1566d17fda28d9917511a1517c990fb97734daf1b3d1991d", kill_on_drop: false }` [INFO] [stdout] 3eacffa668c8e3fb1566d17fda28d9917511a1517c990fb97734daf1b3d1991d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 2b66229237eb4713b6d5305633a37ce08addc4fda12cc850600fde76ba2b4f5a [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" "2b66229237eb4713b6d5305633a37ce08addc4fda12cc850600fde76ba2b4f5a", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/main.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `sum` [INFO] [stderr] --> src/main.rs:19:19 [INFO] [stderr] | [INFO] [stderr] 19 | let (elapsed, sum) = measure_time(|| { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_sum` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: cannot borrow `counter` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/main.rs:36:9 [INFO] [stderr] | [INFO] [stderr] 32 | let val = match counter.get(&num) { [INFO] [stderr] | ------- immutable borrow occurs here [INFO] [stderr] ... [INFO] [stderr] 36 | counter.insert(num, val + num); [INFO] [stderr] | ^^^^^^^ --- immutable borrow later used here [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs here [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/dailyprogrammer-55095a9b0709dc94 [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" "2b66229237eb4713b6d5305633a37ce08addc4fda12cc850600fde76ba2b4f5a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2b66229237eb4713b6d5305633a37ce08addc4fda12cc850600fde76ba2b4f5a", kill_on_drop: false }` [INFO] [stdout] 2b66229237eb4713b6d5305633a37ce08addc4fda12cc850600fde76ba2b4f5a