[INFO] cloning repository https://github.com/iameva/boardbots-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iameva/boardbots-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiameva%2Fboardbots-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiameva%2Fboardbots-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 086843d02661324e3a7143b71bc0a0ba0160de4d [INFO] checking iameva/boardbots-rust against try#961316100510fe780d266d35bcf68702fbb049e5 for pr-78935-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiameva%2Fboardbots-rust" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/iameva/boardbots-rust on toolchain 961316100510fe780d266d35bcf68702fbb049e5 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+961316100510fe780d266d35bcf68702fbb049e5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/iameva/boardbots-rust [INFO] finished tweaking git repo https://github.com/iameva/boardbots-rust [INFO] tweaked toml for git repo https://github.com/iameva/boardbots-rust written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/iameva/boardbots-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+961316100510fe780d266d35bcf68702fbb049e5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+961316100510fe780d266d35bcf68702fbb049e5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3971a8e121da95f3024f9823306a82233c35544547d3a0fa18d1c31a698f235f [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" "3971a8e121da95f3024f9823306a82233c35544547d3a0fa18d1c31a698f235f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3971a8e121da95f3024f9823306a82233c35544547d3a0fa18d1c31a698f235f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3971a8e121da95f3024f9823306a82233c35544547d3a0fa18d1c31a698f235f", kill_on_drop: false }` [INFO] [stdout] 3971a8e121da95f3024f9823306a82233c35544547d3a0fa18d1c31a698f235f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+961316100510fe780d266d35bcf68702fbb049e5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b200ca1be15ac40f9b5bdffd85828f074b951fc7377daebdab04e1965a32a358 [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" "b200ca1be15ac40f9b5bdffd85828f074b951fc7377daebdab04e1965a32a358", kill_on_drop: false }` [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Checking try-lock v0.2.2 [INFO] [stderr] Checking foreign-types-shared v0.1.1 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Checking regex-syntax v0.6.17 [INFO] [stderr] Checking openssl-probe v0.1.2 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking base64 v0.12.0 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.4 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling error-chain v0.12.2 [INFO] [stderr] Compiling backtrace-sys v0.1.35 [INFO] [stderr] Checking input_buffer v0.3.1 [INFO] [stderr] Compiling openssl-sys v0.9.55 [INFO] [stderr] Checking try_from v0.3.2 [INFO] [stderr] Checking foreign-types v0.3.2 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking http v0.2.1 [INFO] [stderr] Checking tokio-sync v0.1.8 [INFO] [stderr] Compiling libc v0.2.68 [INFO] [stderr] Checking log v0.4.8 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking encoding_rs v0.8.22 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking getrandom v0.1.14 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Checking buf_redux v0.8.4 [INFO] [stderr] Checking twoway v0.1.8 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking want v0.2.0 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking mio v0.6.21 [INFO] [stderr] Checking mime v0.2.6 [INFO] [stderr] Compiling tokio-macros v0.2.5 [INFO] [stderr] Checking futures-util v0.3.4 [INFO] [stderr] Checking flate2 v1.0.14 [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Checking crossbeam-queue v0.2.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Compiling openssl v0.10.29 [INFO] [stderr] Compiling native-tls v0.2.4 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling hyper v0.12.35 [INFO] [stderr] Compiling lexical-core v0.6.7 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking url v2.1.1 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking regex v1.3.6 [INFO] [stderr] Checking backtrace v0.3.41 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking sha-1 v0.8.2 [INFO] [stderr] Checking uuid v0.7.4 [INFO] [stderr] Compiling phf v0.7.24 [INFO] [stderr] Checking failure v0.1.7 [INFO] [stderr] Checking cookie v0.12.0 [INFO] [stderr] Checking serde_urlencoded v0.5.5 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking http v0.1.21 [INFO] [stderr] Checking string v0.2.1 [INFO] [stderr] Checking tokio-buf v0.1.1 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking serde_urlencoded v0.6.1 [INFO] [stderr] Checking http-body v0.3.1 [INFO] [stderr] Checking headers-core v0.2.0 [INFO] [stderr] Checking headers v0.3.2 [INFO] [stderr] Checking tokio v0.2.17 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Checking tungstenite v0.10.1 [INFO] [stderr] Checking publicsuffix v1.5.4 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Compiling mime_guess v1.8.8 [INFO] [stderr] Checking cookie_store v0.7.0 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking futures-executor v0.3.4 [INFO] [stderr] Checking futures v0.3.4 [INFO] [stderr] Checking nom v5.1.1 [INFO] [stderr] Checking h2 v0.1.26 [INFO] [stderr] Checking http-body v0.1.0 [INFO] [stderr] Checking multipart v0.16.1 [INFO] [stderr] Checking tokio-util v0.3.1 [INFO] [stderr] Checking tokio-tungstenite v0.10.1 [INFO] [stderr] Checking h2 v0.2.4 [INFO] [stderr] Checking hyper-tls v0.3.2 [INFO] [stderr] Checking reqwest v0.9.24 [INFO] [stderr] Checking hyper v0.13.4 [INFO] [stderr] Checking warp v0.2.2 [INFO] [stderr] Checking quoridor v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Read` [INFO] [stdout] --> src/main.rs:9:21 [INFO] [stdout] | [INFO] [stdout] 9 | use std::io::{self, Read, Write}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Read` [INFO] [stdout] --> src/main.rs:9:21 [INFO] [stdout] | [INFO] [stdout] 9 | use std::io::{self, Read, Write}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `mv` [INFO] [stdout] --> src/quoridor.rs:57:22 [INFO] [stdout] | [INFO] [stdout] 57 | fn is_valid(&self, mv: &Move) -> bool { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_mv` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `mv` [INFO] [stdout] --> src/quoridor.rs:57:22 [INFO] [stdout] | [INFO] [stdout] 57 | fn is_valid(&self, mv: &Move) -> bool { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_mv` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Draw` [INFO] [stdout] --> src/quoridor.rs:49:3 [INFO] [stdout] | [INFO] [stdout] 49 | Draw, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Winner` [INFO] [stdout] --> src/quoridor.rs:50:3 [INFO] [stdout] | [INFO] [stdout] 50 | Winner(Player), [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/quoridor/printer.rs:52:11 [INFO] [stdout] | [INFO] [stdout] 52 | write!(&mut result, "{}", c); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/quoridor/printer.rs:55:11 [INFO] [stdout] | [INFO] [stdout] 55 | write!(&mut result, " "); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/quoridor/printer.rs:58:7 [INFO] [stdout] | [INFO] [stdout] 58 | write!(&mut result, " "); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/quoridor/printer.rs:60:5 [INFO] [stdout] | [INFO] [stdout] 60 | write!(&mut result, "\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Draw` [INFO] [stdout] --> src/quoridor.rs:49:3 [INFO] [stdout] | [INFO] [stdout] 49 | Draw, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Winner` [INFO] [stdout] --> src/quoridor.rs:50:3 [INFO] [stdout] | [INFO] [stdout] 50 | Winner(Player), [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/quoridor/printer.rs:52:11 [INFO] [stdout] | [INFO] [stdout] 52 | write!(&mut result, "{}", c); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/quoridor/printer.rs:55:11 [INFO] [stdout] | [INFO] [stdout] 55 | write!(&mut result, " "); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/quoridor/printer.rs:58:7 [INFO] [stdout] | [INFO] [stdout] 58 | write!(&mut result, " "); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/quoridor/printer.rs:60:5 [INFO] [stdout] | [INFO] [stdout] 60 | write!(&mut result, "\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 32s [INFO] running `Command { std: "docker" "inspect" "b200ca1be15ac40f9b5bdffd85828f074b951fc7377daebdab04e1965a32a358", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b200ca1be15ac40f9b5bdffd85828f074b951fc7377daebdab04e1965a32a358", kill_on_drop: false }` [INFO] [stdout] b200ca1be15ac40f9b5bdffd85828f074b951fc7377daebdab04e1965a32a358