[INFO] cloning repository https://github.com/dinowernli/marvin [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dinowernli/marvin" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdinowernli%2Fmarvin", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdinowernli%2Fmarvin'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 23542259fb7998ddf26a6c45d7c05debb18f204b [INFO] testing dinowernli/marvin against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdinowernli%2Fmarvin" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dinowernli/marvin on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/dinowernli/marvin [INFO] finished tweaking git repo https://github.com/dinowernli/marvin [INFO] tweaked toml for git repo https://github.com/dinowernli/marvin written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/dinowernli/marvin already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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] 829d6350258f819788cddd8d6a9444b42c78bd62d58f4b2848c04efe5ff243b3 [INFO] running `Command { std: "docker" "start" "-a" "829d6350258f819788cddd8d6a9444b42c78bd62d58f4b2848c04efe5ff243b3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "829d6350258f819788cddd8d6a9444b42c78bd62d58f4b2848c04efe5ff243b3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "829d6350258f819788cddd8d6a9444b42c78bd62d58f4b2848c04efe5ff243b3", kill_on_drop: false }` [INFO] [stdout] 829d6350258f819788cddd8d6a9444b42c78bd62d58f4b2848c04efe5ff243b3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9362b720e3bd9cd8747cdf45eccbbd0200da9d64a43813d6a11bf017e575d842 [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" "9362b720e3bd9cd8747cdf45eccbbd0200da9d64a43813d6a11bf017e575d842", kill_on_drop: false }` [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Compiling log v0.3.2 [INFO] [stderr] Compiling advapi32-sys v0.1.2 [INFO] [stderr] Compiling rand v0.3.11 [INFO] [stderr] Compiling ai v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:24:1 [INFO] [stdout] | [INFO] [stdout] 24 | #[macro_use] extern crate log; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/agent.rs:36:18 [INFO] [stdout] | [INFO] [stdout] 36 | predictor: Box, [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Predictor` [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/agent.rs:40:25 [INFO] [stdout] | [INFO] [stdout] 40 | explorer_factory: Box, [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ExplorerFactory` [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/agent.rs:56:22 [INFO] [stdout] | [INFO] [stdout] 56 | predictor: Box, [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Predictor` [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/agent.rs:57:29 [INFO] [stdout] | [INFO] [stdout] 57 | explorer_factory: Box) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ExplorerFactory` [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/environment/environment.rs:43:19 [INFO] [stdout] | [INFO] [stdout] 43 | random: &'a mut Random, [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Random` [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/environment/environment.rs:54:30 [INFO] [stdout] | [INFO] [stdout] 54 | pub fn new(random: &'a mut Random) -> CoinFlip<'a> { [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Random` [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/explorer/explorer_factory.rs:32:33 [INFO] [stdout] | [INFO] [stdout] 32 | &self, predictor: &'a mut Predictor) -> Box; [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Predictor` [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/explorer/explorer_factory.rs:32:51 [INFO] [stdout] | [INFO] [stdout] 32 | &self, predictor: &'a mut Predictor) -> Box; [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Explorer + 'a` [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/explorer/explorer_factory.rs:34:21 [INFO] [stdout] | [INFO] [stdout] 34 | &self) -> Box; [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn Explorer` [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/explorer/explorer_factory.rs:45:33 [INFO] [stdout] | [INFO] [stdout] 45 | &self, predictor: &'a mut Predictor) -> Box { [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Predictor` [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/explorer/explorer_factory.rs:45:51 [INFO] [stdout] | [INFO] [stdout] 45 | &self, predictor: &'a mut Predictor) -> Box { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Explorer + 'a` [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/explorer/explorer_factory.rs:49:43 [INFO] [stdout] | [INFO] [stdout] 49 | fn create_random_explorer(&self) -> Box { [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn Explorer` [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/explorer/monte_carlo_explorer.rs:28:22 [INFO] [stdout] | [INFO] [stdout] 28 | predictor: &'a mut Predictor, [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Predictor` [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/explorer/monte_carlo_explorer.rs:32:30 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn new(predictor: &mut Predictor) -> MonteCarloExplorer { [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Predictor` [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/explorer/random_explorer.rs:28:15 [INFO] [stdout] | [INFO] [stdout] 28 | random: Box [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Random` [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/explorer/random_explorer.rs:32:26 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn new(random: Box) -> RandomExplorer { [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Random` [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: field is never read: `predictor` [INFO] [stdout] --> src/explorer/monte_carlo_explorer.rs:28:3 [INFO] [stdout] | [INFO] [stdout] 28 | predictor: &'a mut Predictor, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 18 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.01s [INFO] running `Command { std: "docker" "inspect" "9362b720e3bd9cd8747cdf45eccbbd0200da9d64a43813d6a11bf017e575d842", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9362b720e3bd9cd8747cdf45eccbbd0200da9d64a43813d6a11bf017e575d842", kill_on_drop: false }` [INFO] [stdout] 9362b720e3bd9cd8747cdf45eccbbd0200da9d64a43813d6a11bf017e575d842 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ab637dbcf416817aa227842f2aa74f18298af6c543e70b5290f42e81b31876ac [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" "ab637dbcf416817aa227842f2aa74f18298af6c543e70b5290f42e81b31876ac", kill_on_drop: false }` [INFO] [stderr] Compiling ai v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:24:1 [INFO] [stdout] | [INFO] [stdout] 24 | #[macro_use] extern crate log; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/agent.rs:36:18 [INFO] [stdout] | [INFO] [stdout] 36 | predictor: Box, [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Predictor` [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/agent.rs:40:25 [INFO] [stdout] | [INFO] [stdout] 40 | explorer_factory: Box, [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ExplorerFactory` [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/agent.rs:56:22 [INFO] [stdout] | [INFO] [stdout] 56 | predictor: Box, [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Predictor` [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/agent.rs:57:29 [INFO] [stdout] | [INFO] [stdout] 57 | explorer_factory: Box) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ExplorerFactory` [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/environment/environment.rs:43:19 [INFO] [stdout] | [INFO] [stdout] 43 | random: &'a mut Random, [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Random` [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/environment/environment.rs:54:30 [INFO] [stdout] | [INFO] [stdout] 54 | pub fn new(random: &'a mut Random) -> CoinFlip<'a> { [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Random` [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/explorer/explorer_factory.rs:32:33 [INFO] [stdout] | [INFO] [stdout] 32 | &self, predictor: &'a mut Predictor) -> Box; [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Predictor` [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/explorer/explorer_factory.rs:32:51 [INFO] [stdout] | [INFO] [stdout] 32 | &self, predictor: &'a mut Predictor) -> Box; [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Explorer + 'a` [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/explorer/explorer_factory.rs:34:21 [INFO] [stdout] | [INFO] [stdout] 34 | &self) -> Box; [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn Explorer` [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/explorer/explorer_factory.rs:45:33 [INFO] [stdout] | [INFO] [stdout] 45 | &self, predictor: &'a mut Predictor) -> Box { [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Predictor` [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/explorer/explorer_factory.rs:45:51 [INFO] [stdout] | [INFO] [stdout] 45 | &self, predictor: &'a mut Predictor) -> Box { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Explorer + 'a` [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/explorer/explorer_factory.rs:49:43 [INFO] [stdout] | [INFO] [stdout] 49 | fn create_random_explorer(&self) -> Box { [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn Explorer` [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/explorer/monte_carlo_explorer.rs:28:22 [INFO] [stdout] | [INFO] [stdout] 28 | predictor: &'a mut Predictor, [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Predictor` [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/explorer/monte_carlo_explorer.rs:32:30 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn new(predictor: &mut Predictor) -> MonteCarloExplorer { [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Predictor` [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/explorer/random_explorer.rs:28:15 [INFO] [stdout] | [INFO] [stdout] 28 | random: Box [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Random` [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/explorer/random_explorer.rs:32:26 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn new(random: Box) -> RandomExplorer { [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Random` [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: field is never read: `predictor` [INFO] [stdout] --> src/explorer/monte_carlo_explorer.rs:28:3 [INFO] [stdout] | [INFO] [stdout] 28 | predictor: &'a mut Predictor, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 18 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:24:1 [INFO] [stdout] | [INFO] [stdout] 24 | #[macro_use] extern crate log; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/agent.rs:36:18 [INFO] [stdout] | [INFO] [stdout] 36 | predictor: Box, [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Predictor` [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/agent.rs:40:25 [INFO] [stdout] | [INFO] [stdout] 40 | explorer_factory: Box, [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ExplorerFactory` [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/agent.rs:56:22 [INFO] [stdout] | [INFO] [stdout] 56 | predictor: Box, [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Predictor` [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/agent.rs:57:29 [INFO] [stdout] | [INFO] [stdout] 57 | explorer_factory: Box) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ExplorerFactory` [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/environment/environment.rs:43:19 [INFO] [stdout] | [INFO] [stdout] 43 | random: &'a mut Random, [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Random` [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/environment/environment.rs:54:30 [INFO] [stdout] | [INFO] [stdout] 54 | pub fn new(random: &'a mut Random) -> CoinFlip<'a> { [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Random` [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/explorer/explorer_factory.rs:32:33 [INFO] [stdout] | [INFO] [stdout] 32 | &self, predictor: &'a mut Predictor) -> Box; [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Predictor` [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/explorer/explorer_factory.rs:32:51 [INFO] [stdout] | [INFO] [stdout] 32 | &self, predictor: &'a mut Predictor) -> Box; [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Explorer + 'a` [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/explorer/explorer_factory.rs:34:21 [INFO] [stdout] | [INFO] [stdout] 34 | &self) -> Box; [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn Explorer` [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/explorer/explorer_factory.rs:45:33 [INFO] [stdout] | [INFO] [stdout] 45 | &self, predictor: &'a mut Predictor) -> Box { [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Predictor` [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/explorer/explorer_factory.rs:45:51 [INFO] [stdout] | [INFO] [stdout] 45 | &self, predictor: &'a mut Predictor) -> Box { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Explorer + 'a` [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/explorer/explorer_factory.rs:49:43 [INFO] [stdout] | [INFO] [stdout] 49 | fn create_random_explorer(&self) -> Box { [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn Explorer` [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/explorer/monte_carlo_explorer.rs:28:22 [INFO] [stdout] | [INFO] [stdout] 28 | predictor: &'a mut Predictor, [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Predictor` [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/explorer/monte_carlo_explorer.rs:32:30 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn new(predictor: &mut Predictor) -> MonteCarloExplorer { [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Predictor` [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/explorer/random_explorer.rs:28:15 [INFO] [stdout] | [INFO] [stdout] 28 | random: Box [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Random` [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/explorer/random_explorer.rs:32:26 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn new(random: Box) -> RandomExplorer { [INFO] [stdout] | ^^^^^^ help: use `dyn`: `dyn Random` [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/agent_test.rs:82:30 [INFO] [stdout] | [INFO] [stdout] 82 | &self, predictor: &mut Predictor) -> Box { [INFO] [stdout] | ^^^^^^^^^ help: use `dyn`: `dyn Predictor` [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/agent_test.rs:82:48 [INFO] [stdout] | [INFO] [stdout] 82 | &self, predictor: &mut Predictor) -> Box { [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn Explorer` [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/agent_test.rs:87:43 [INFO] [stdout] | [INFO] [stdout] 87 | fn create_random_explorer(&self) -> Box { [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn Explorer` [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: field is never read: `predictor` [INFO] [stdout] --> src/explorer/monte_carlo_explorer.rs:28:3 [INFO] [stdout] | [INFO] [stdout] 28 | predictor: &'a mut Predictor, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/predictor/context_tree_test.rs:123:38 [INFO] [stdout] | [INFO] [stdout] 123 | assert!(-tol < diff && diff < tol, message); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 123 | assert!(-tol < diff && diff < tol, "{}", message); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 22 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.64s [INFO] running `Command { std: "docker" "inspect" "ab637dbcf416817aa227842f2aa74f18298af6c543e70b5290f42e81b31876ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ab637dbcf416817aa227842f2aa74f18298af6c543e70b5290f42e81b31876ac", kill_on_drop: false }` [INFO] [stdout] ab637dbcf416817aa227842f2aa74f18298af6c543e70b5290f42e81b31876ac [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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] 7bd852fd4763f2ecdc870f0bb73a26b1f585857a062c44c4f9dee299abc1daf4 [INFO] running `Command { std: "docker" "start" "-a" "7bd852fd4763f2ecdc870f0bb73a26b1f585857a062c44c4f9dee299abc1daf4", kill_on_drop: false }` [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/lib.rs:24:1 [INFO] [stderr] | [INFO] [stderr] 24 | #[macro_use] extern crate log; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/agent.rs:36:18 [INFO] [stderr] | [INFO] [stderr] 36 | predictor: Box, [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Predictor` [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: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/agent.rs:40:25 [INFO] [stderr] | [INFO] [stderr] 40 | explorer_factory: Box, [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ExplorerFactory` [INFO] [stderr] | [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: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/agent.rs:56:22 [INFO] [stderr] | [INFO] [stderr] 56 | predictor: Box, [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Predictor` [INFO] [stderr] | [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: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/agent.rs:57:29 [INFO] [stderr] | [INFO] [stderr] 57 | explorer_factory: Box) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ExplorerFactory` [INFO] [stderr] | [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: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/environment/environment.rs:43:19 [INFO] [stderr] | [INFO] [stderr] 43 | random: &'a mut Random, [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Random` [INFO] [stderr] | [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: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/environment/environment.rs:54:30 [INFO] [stderr] | [INFO] [stderr] 54 | pub fn new(random: &'a mut Random) -> CoinFlip<'a> { [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Random` [INFO] [stderr] | [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: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/explorer/explorer_factory.rs:32:33 [INFO] [stderr] | [INFO] [stderr] 32 | &self, predictor: &'a mut Predictor) -> Box; [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Predictor` [INFO] [stderr] | [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: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/explorer/explorer_factory.rs:32:51 [INFO] [stderr] | [INFO] [stderr] 32 | &self, predictor: &'a mut Predictor) -> Box; [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Explorer + 'a` [INFO] [stderr] | [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: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/explorer/explorer_factory.rs:34:21 [INFO] [stderr] | [INFO] [stderr] 34 | &self) -> Box; [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn Explorer` [INFO] [stderr] | [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: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/explorer/explorer_factory.rs:45:33 [INFO] [stderr] | [INFO] [stderr] 45 | &self, predictor: &'a mut Predictor) -> Box { [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Predictor` [INFO] [stderr] | [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: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/explorer/explorer_factory.rs:45:51 [INFO] [stderr] | [INFO] [stderr] 45 | &self, predictor: &'a mut Predictor) -> Box { [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Explorer + 'a` [INFO] [stderr] | [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: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/explorer/explorer_factory.rs:49:43 [INFO] [stderr] | [INFO] [stderr] 49 | fn create_random_explorer(&self) -> Box { [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn Explorer` [INFO] [stderr] | [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: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/explorer/monte_carlo_explorer.rs:28:22 [INFO] [stderr] | [INFO] [stderr] 28 | predictor: &'a mut Predictor, [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Predictor` [INFO] [stderr] | [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: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/explorer/monte_carlo_explorer.rs:32:30 [INFO] [stderr] | [INFO] [stderr] 32 | pub fn new(predictor: &mut Predictor) -> MonteCarloExplorer { [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Predictor` [INFO] [stderr] | [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: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/explorer/random_explorer.rs:28:15 [INFO] [stderr] | [INFO] [stderr] 28 | random: Box [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Random` [INFO] [stderr] | [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: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/explorer/random_explorer.rs:32:26 [INFO] [stderr] | [INFO] [stderr] 32 | pub fn new(random: Box) -> RandomExplorer { [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Random` [INFO] [stderr] | [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: field is never read: `predictor` [INFO] [stderr] --> src/explorer/monte_carlo_explorer.rs:28:3 [INFO] [stderr] | [INFO] [stderr] 28 | predictor: &'a mut Predictor, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 18 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/lib.rs:24:1 [INFO] [stderr] | [INFO] [stderr] 24 | #[macro_use] extern crate log; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/agent.rs:36:18 [INFO] [stderr] | [INFO] [stderr] 36 | predictor: Box, [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Predictor` [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: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/agent.rs:40:25 [INFO] [stderr] | [INFO] [stderr] 40 | explorer_factory: Box, [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ExplorerFactory` [INFO] [stderr] | [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: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/agent.rs:56:22 [INFO] [stderr] | [INFO] [stderr] 56 | predictor: Box, [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Predictor` [INFO] [stderr] | [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: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/agent.rs:57:29 [INFO] [stderr] | [INFO] [stderr] 57 | explorer_factory: Box) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ExplorerFactory` [INFO] [stderr] | [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: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/environment/environment.rs:43:19 [INFO] [stderr] | [INFO] [stderr] 43 | random: &'a mut Random, [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Random` [INFO] [stderr] | [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: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/environment/environment.rs:54:30 [INFO] [stderr] | [INFO] [stderr] 54 | pub fn new(random: &'a mut Random) -> CoinFlip<'a> { [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Random` [INFO] [stderr] | [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: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/explorer/explorer_factory.rs:32:33 [INFO] [stderr] | [INFO] [stderr] 32 | &self, predictor: &'a mut Predictor) -> Box; [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Predictor` [INFO] [stderr] | [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: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/explorer/explorer_factory.rs:32:51 [INFO] [stderr] | [INFO] [stderr] 32 | &self, predictor: &'a mut Predictor) -> Box; [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Explorer + 'a` [INFO] [stderr] | [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: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/explorer/explorer_factory.rs:34:21 [INFO] [stderr] | [INFO] [stderr] 34 | &self) -> Box; [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn Explorer` [INFO] [stderr] | [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: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/explorer/explorer_factory.rs:45:33 [INFO] [stderr] | [INFO] [stderr] 45 | &self, predictor: &'a mut Predictor) -> Box { [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Predictor` [INFO] [stderr] | [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: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/explorer/explorer_factory.rs:45:51 [INFO] [stderr] | [INFO] [stderr] 45 | &self, predictor: &'a mut Predictor) -> Box { [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Explorer + 'a` [INFO] [stderr] | [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: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/explorer/explorer_factory.rs:49:43 [INFO] [stderr] | [INFO] [stderr] 49 | fn create_random_explorer(&self) -> Box { [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn Explorer` [INFO] [stderr] | [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: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/explorer/monte_carlo_explorer.rs:28:22 [INFO] [stderr] | [INFO] [stderr] 28 | predictor: &'a mut Predictor, [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Predictor` [INFO] [stderr] | [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: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/explorer/monte_carlo_explorer.rs:32:30 [INFO] [stderr] | [INFO] [stderr] 32 | pub fn new(predictor: &mut Predictor) -> MonteCarloExplorer { [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Predictor` [INFO] [stderr] | [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: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/explorer/random_explorer.rs:28:15 [INFO] [stderr] | [INFO] [stderr] 28 | random: Box [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Random` [INFO] [stderr] | [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: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/explorer/random_explorer.rs:32:26 [INFO] [stderr] | [INFO] [stderr] 32 | pub fn new(random: Box) -> RandomExplorer { [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Random` [INFO] [stderr] | [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: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/agent_test.rs:82:30 [INFO] [stderr] | [INFO] [stderr] 82 | &self, predictor: &mut Predictor) -> Box { [INFO] [stderr] | ^^^^^^^^^ help: use `dyn`: `dyn Predictor` [INFO] [stderr] | [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: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/agent_test.rs:82:48 [INFO] [stderr] | [INFO] [stderr] 82 | &self, predictor: &mut Predictor) -> Box { [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn Explorer` [INFO] [stderr] | [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: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/agent_test.rs:87:43 [INFO] [stderr] | [INFO] [stderr] 87 | fn create_random_explorer(&self) -> Box { [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn Explorer` [INFO] [stderr] | [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: field is never read: `predictor` [INFO] [stderr] --> src/explorer/monte_carlo_explorer.rs:28:3 [INFO] [stderr] | [INFO] [stderr] 28 | predictor: &'a mut Predictor, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/predictor/context_tree_test.rs:123:38 [INFO] [stderr] | [INFO] [stderr] 123 | assert!(-tol < diff && diff < tol, message); [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stderr] = note: this is no longer accepted in Rust 2021 [INFO] [stderr] help: add a "{}" format string to Display the message [INFO] [stderr] | [INFO] [stderr] 123 | assert!(-tol < diff && diff < tol, "{}", message); [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 22 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ai-a53bebf8ab3d5895) [INFO] [stdout] [INFO] [stdout] running 18 tests [INFO] [stdout] test bitstring_test::empty ... ok [INFO] [stdout] test explorer::random_explorer_test::explore ... ok [INFO] [stdout] test predictor::context_tree_test::empty_size ... ok [INFO] [stdout] test predictor::context_tree_test::predict_uniform ... ok [INFO] [stdout] test predictor::context_tree_test::predict_with_history ... ok [INFO] [stdout] test predictor::context_tree_test::revert_restores_size ... ok [INFO] [stdout] test predictor::context_tree_test::revert_restores_state ... ok [INFO] [stdout] test bitstring_test::append ... ok [INFO] [stdout] test bitstring_test::zero ... ok [INFO] [stdout] test agent_test::age ... ok [INFO] [stdout] test bitstring_test::size ... ok [INFO] [stdout] test agent_test::reward ... ok [INFO] [stdout] test bitstring_test::from_string ... ok [INFO] [stdout] test bitstring_test::from_u64 ... ok [INFO] [stdout] test predictor::context_tree_test::noop_revert_is_valid ... ok [INFO] [stdout] test predictor::context_tree_test::size ... ok [INFO] [stdout] test predictor::context_tree_test::predict_empty ... ok [INFO] [stdout] test predictor::context_tree_test::invalid_revert ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ai-26d9faf5ee9b8a4c) [INFO] [stdout] [INFO] [stderr] Doc-tests ai [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] [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" "7bd852fd4763f2ecdc870f0bb73a26b1f585857a062c44c4f9dee299abc1daf4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7bd852fd4763f2ecdc870f0bb73a26b1f585857a062c44c4f9dee299abc1daf4", kill_on_drop: false }` [INFO] [stdout] 7bd852fd4763f2ecdc870f0bb73a26b1f585857a062c44c4f9dee299abc1daf4