[INFO] cloning repository https://github.com/AmaranthineCodices/advent-2018 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AmaranthineCodices/advent-2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmaranthineCodices%2Fadvent-2018", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmaranthineCodices%2Fadvent-2018'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9fa093dcf65c34f80cb98d688c4f5479c75190c4 [INFO] testing AmaranthineCodices/advent-2018 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmaranthineCodices%2Fadvent-2018" "/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/AmaranthineCodices/advent-2018 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/AmaranthineCodices/advent-2018 [INFO] finished tweaking git repo https://github.com/AmaranthineCodices/advent-2018 [INFO] tweaked toml for git repo https://github.com/AmaranthineCodices/advent-2018 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/AmaranthineCodices/advent-2018 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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] 67b09639b1b9528f0ef39ab29269604c7be47db863ef1d8baf72d0f107ff57a8 [INFO] running `Command { std: "docker" "start" "-a" "67b09639b1b9528f0ef39ab29269604c7be47db863ef1d8baf72d0f107ff57a8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "67b09639b1b9528f0ef39ab29269604c7be47db863ef1d8baf72d0f107ff57a8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "67b09639b1b9528f0ef39ab29269604c7be47db863ef1d8baf72d0f107ff57a8", kill_on_drop: false }` [INFO] [stdout] 67b09639b1b9528f0ef39ab29269604c7be47db863ef1d8baf72d0f107ff57a8 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a52ddff0e760c40eab50aa2bddca861e2c103da6c57448e1b2390841a3d41c9e [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" "a52ddff0e760c40eab50aa2bddca861e2c103da6c57448e1b2390841a3d41c9e", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling libc v0.2.44 [INFO] [stderr] Compiling ucd-util v0.1.3 [INFO] [stderr] Compiling utf8-ranges v1.0.2 [INFO] [stderr] Compiling regex-syntax v0.6.4 [INFO] [stderr] Compiling memchr v2.1.1 [INFO] [stderr] Compiling aho-corasick v0.6.9 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Compiling advent-2018 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:13:23 [INFO] [stdout] | [INFO] [stdout] 13 | let solvers: Vec<&Puzzle> = vec![ [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Puzzle` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.35s [INFO] running `Command { std: "docker" "inspect" "a52ddff0e760c40eab50aa2bddca861e2c103da6c57448e1b2390841a3d41c9e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a52ddff0e760c40eab50aa2bddca861e2c103da6c57448e1b2390841a3d41c9e", kill_on_drop: false }` [INFO] [stdout] a52ddff0e760c40eab50aa2bddca861e2c103da6c57448e1b2390841a3d41c9e [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", 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] 132c57433a15ed2438c485ec80f50693f5a83f9f2ac8293344a4a785facea60c [INFO] running `Command { std: "docker" "start" "-a" "132c57433a15ed2438c485ec80f50693f5a83f9f2ac8293344a4a785facea60c", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling advent-2018 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:13:23 [INFO] [stdout] | [INFO] [stdout] 13 | let solvers: Vec<&Puzzle> = vec![ [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Puzzle` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 13.48s [INFO] running `Command { std: "docker" "inspect" "132c57433a15ed2438c485ec80f50693f5a83f9f2ac8293344a4a785facea60c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "132c57433a15ed2438c485ec80f50693f5a83f9f2ac8293344a4a785facea60c", kill_on_drop: false }` [INFO] [stdout] 132c57433a15ed2438c485ec80f50693f5a83f9f2ac8293344a4a785facea60c [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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] fd972014d5be4a4096a3a74febd8f79bc33272858779f55670830a8905fe77ee [INFO] running `Command { std: "docker" "start" "-a" "fd972014d5be4a4096a3a74febd8f79bc33272858779f55670830a8905fe77ee", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/main.rs:13:23 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 13 | let solvers: Vec<&Puzzle> = vec![ [INFO] [stdout] [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Puzzle` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/advent_2018-3744ebcac41cc076) [INFO] running `Command { std: "docker" "inspect" "fd972014d5be4a4096a3a74febd8f79bc33272858779f55670830a8905fe77ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fd972014d5be4a4096a3a74febd8f79bc33272858779f55670830a8905fe77ee", kill_on_drop: false }` [INFO] [stdout] fd972014d5be4a4096a3a74febd8f79bc33272858779f55670830a8905fe77ee