[INFO] cloning repository https://github.com/lanPN85/area-cov [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lanPN85/area-cov" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FlanPN85%2Farea-cov", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FlanPN85%2Farea-cov'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d33649d498d058faaceb2ec1591933616e27f3fd [INFO] checking lanPN85/area-cov against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FlanPN85%2Farea-cov" "/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/lanPN85/area-cov on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/lanPN85/area-cov [INFO] finished tweaking git repo https://github.com/lanPN85/area-cov [INFO] tweaked toml for git repo https://github.com/lanPN85/area-cov written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/lanPN85/area-cov already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] error: the lock file /workspace/builds/worker-7/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded clap v2.29.4 [INFO] [stderr] Downloaded quickersort v3.0.1 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "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] a096292033fb738939cc9ab9ab342ae701d26cedf64b66505403092fc7292de0 [INFO] running `Command { std: "docker" "start" "-a" "a096292033fb738939cc9ab9ab342ae701d26cedf64b66505403092fc7292de0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a096292033fb738939cc9ab9ab342ae701d26cedf64b66505403092fc7292de0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a096292033fb738939cc9ab9ab342ae701d26cedf64b66505403092fc7292de0", kill_on_drop: false }` [INFO] [stdout] a096292033fb738939cc9ab9ab342ae701d26cedf64b66505403092fc7292de0 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 961fd526f1a49e98983f69557f8057a63387e49e43a6b1cc965a6724c77671e7 [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" "961fd526f1a49e98983f69557f8057a63387e49e43a6b1cc965a6724c77671e7", kill_on_drop: false }` [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking yaml-rust v0.3.5 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking textwrap v0.9.0 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking quickersort v3.0.1 [INFO] [stderr] Checking clap v2.29.4 [INFO] [stderr] Checking area_cov v0.2.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ga/select.rs:6:24 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn best(adapt_fn: &Fn(&Configuration, &Vec)->f32, conf: &Configuration, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Configuration, &Vec)->f32` [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: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ga/hungarian.rs:18:16 [INFO] [stdout] | [INFO] [stdout] 18 | weight_fn: &Fn(&T, &T)->f32) -> HugarianSolver { [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T, &T)->f32` [INFO] [stdout] | [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: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ga/hungarian.rs:44:40 [INFO] [stdout] | [INFO] [stdout] 44 | pub fn augment(&mut self, weight_fn: &Fn(&T, &T)->f32) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T, &T)->f32` [INFO] [stdout] | [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: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ga/hungarian.rs:153:60 [INFO] [stdout] | [INFO] [stdout] 153 | fn add_to_tree(&mut self, x: i32, prevx: i32, weight_fn: &Fn(&T, &T)->f32) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T, &T)->f32` [INFO] [stdout] | [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: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ga/hungarian.rs:196:86 [INFO] [stdout] | [INFO] [stdout] 196 | pub fn apply_hungarian(g1: &mut Vec, g2: &mut Vec, weight_fn: &Fn(&T, &T)->f32) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T, &T)->f32` [INFO] [stdout] | [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: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ga/mod.rs:27:24 [INFO] [stdout] | [INFO] [stdout] 27 | const SELECT_ALG: fn(&Fn(&Configuration, &Vec)->f32, &Configuration, &Vec>, usize)->Vec> = best; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Configuration, &Vec)->f32` [INFO] [stdout] | [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: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ga/select.rs:6:24 [INFO] [stdout] | [INFO] [stdout] 6 | pub fn best(adapt_fn: &Fn(&Configuration, &Vec)->f32, conf: &Configuration, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Configuration, &Vec)->f32` [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: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ga/hungarian.rs:18:16 [INFO] [stdout] | [INFO] [stdout] 18 | weight_fn: &Fn(&T, &T)->f32) -> HugarianSolver { [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T, &T)->f32` [INFO] [stdout] | [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: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ga/hungarian.rs:44:40 [INFO] [stdout] | [INFO] [stdout] 44 | pub fn augment(&mut self, weight_fn: &Fn(&T, &T)->f32) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T, &T)->f32` [INFO] [stdout] | [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: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ga/hungarian.rs:153:60 [INFO] [stdout] | [INFO] [stdout] 153 | fn add_to_tree(&mut self, x: i32, prevx: i32, weight_fn: &Fn(&T, &T)->f32) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T, &T)->f32` [INFO] [stdout] | [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: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ga/hungarian.rs:196:86 [INFO] [stdout] | [INFO] [stdout] 196 | pub fn apply_hungarian(g1: &mut Vec, g2: &mut Vec, weight_fn: &Fn(&T, &T)->f32) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T, &T)->f32` [INFO] [stdout] | [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: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ga/mod.rs:27:24 [INFO] [stdout] | [INFO] [stdout] 27 | const SELECT_ALG: fn(&Fn(&Configuration, &Vec)->f32, &Configuration, &Vec>, usize)->Vec> = best; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Configuration, &Vec)->f32` [INFO] [stdout] | [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: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.18s [INFO] running `Command { std: "docker" "inspect" "961fd526f1a49e98983f69557f8057a63387e49e43a6b1cc965a6724c77671e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "961fd526f1a49e98983f69557f8057a63387e49e43a6b1cc965a6724c77671e7", kill_on_drop: false }` [INFO] [stdout] 961fd526f1a49e98983f69557f8057a63387e49e43a6b1cc965a6724c77671e7