[INFO] cloning repository https://github.com/pangpangguy/blobwar [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pangpangguy/blobwar" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpangpangguy%2Fblobwar", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpangpangguy%2Fblobwar'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 42e4a45ebb39d11e1f265932ce06e487f593d390 [INFO] checking pangpangguy/blobwar against try#23ffd2897cbb44320ca18dfe4d05dbacb37d55e0 for pr-115950 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpangpangguy%2Fblobwar" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/pangpangguy/blobwar on toolchain 23ffd2897cbb44320ca18dfe4d05dbacb37d55e0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/pangpangguy/blobwar [INFO] finished tweaking git repo https://github.com/pangpangguy/blobwar [INFO] tweaked toml for git repo https://github.com/pangpangguy/blobwar written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/pangpangguy/blobwar already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8fab714b19a8785ef6ebf1e36c45d2976c43fd00a68d1f1c5d230926ea4593ec [INFO] running `Command { std: "docker" "start" "-a" "8fab714b19a8785ef6ebf1e36c45d2976c43fd00a68d1f1c5d230926ea4593ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8fab714b19a8785ef6ebf1e36c45d2976c43fd00a68d1f1c5d230926ea4593ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8fab714b19a8785ef6ebf1e36c45d2976c43fd00a68d1f1c5d230926ea4593ec", kill_on_drop: false }` [INFO] [stdout] 8fab714b19a8785ef6ebf1e36c45d2976c43fd00a68d1f1c5d230926ea4593ec [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6d28ed886e42d0b2299c2f82c8ee99e8111f0348b58361d67c6b31819524186f [INFO] running `Command { std: "docker" "start" "-a" "6d28ed886e42d0b2299c2f82c8ee99e8111f0348b58361d67c6b31819524186f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.93 [INFO] [stderr] Compiling proc-macro2 v0.4.27 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Compiling semver v0.1.20 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Compiling serde v1.0.87 [INFO] [stderr] Compiling ryu v0.2.7 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Compiling rustc_version v0.1.7 [INFO] [stderr] Checking bitflags v0.4.0 [INFO] [stderr] Checking itoa v0.4.3 [INFO] [stderr] Checking either v1.5.0 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling nix v0.6.0 [INFO] [stderr] Checking glob v0.2.11 [INFO] [stderr] Checking itertools v0.8.0 [INFO] [stderr] Checking term v0.5.1 [INFO] [stderr] Compiling quote v0.6.11 [INFO] [stderr] Compiling syn v0.15.26 [INFO] [stderr] Checking rand_core v0.6.2 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking rand v0.8.3 [INFO] [stderr] Compiling serde_derive v1.0.87 [INFO] [stderr] Checking serde_json v1.0.38 [INFO] [stderr] Checking blobwar v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Duration` [INFO] [stdout] --> src/configuration.rs:8:17 [INFO] [stdout] | [INFO] [stdout] 8 | use std::time::{Duration, Instant}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Duration` [INFO] [stdout] --> src/configuration.rs:8:17 [INFO] [stdout] | [INFO] [stdout] 8 | use std::time::{Duration, Instant}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Duration`, `Instant` [INFO] [stdout] --> src/strategy/minmax.rs:6:17 [INFO] [stdout] | [INFO] [stdout] 6 | use std::time::{Duration, Instant}; [INFO] [stdout] | ^^^^^^^^ ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Duration`, `Instant` [INFO] [stdout] --> src/strategy/minmax.rs:6:17 [INFO] [stdout] | [INFO] [stdout] 6 | use std::time::{Duration, Instant}; [INFO] [stdout] | ^^^^^^^^ ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0716]: temporary value dropped while borrowed [INFO] [stdout] --> src/configuration.rs:83:9 [INFO] [stdout] | [INFO] [stdout] 82 | pub fn empty_cells(&self) -> impl Iterator { [INFO] [stdout] | - let's call the lifetime of this reference `'1` [INFO] [stdout] 83 | // self.blobs[0] [INFO] [stdout] 84 | || .union_with(self.blobs[1]) [INFO] [stdout] 85 | || .union_with(self.board.holes) [INFO] [stdout] 86 | || .invert() [INFO] [stdout] | ||_____________________^ creates a temporary value which is freed while still in use [INFO] [stdout] 87 | | .positions() [INFO] [stdout] | |_________________________- argument requires that borrow lasts for `'1` [INFO] [stdout] 88 | } [INFO] [stdout] | - temporary value is freed at the end of this statement [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0716]: temporary value dropped while borrowed [INFO] [stdout] --> src/configuration.rs:83:9 [INFO] [stdout] | [INFO] [stdout] 82 | pub fn empty_cells(&self) -> impl Iterator { [INFO] [stdout] | - let's call the lifetime of this reference `'1` [INFO] [stdout] 83 | // self.blobs[0] [INFO] [stdout] 84 | || .union_with(self.blobs[1]) [INFO] [stdout] 85 | || .union_with(self.board.holes) [INFO] [stdout] 86 | || .invert() [INFO] [stdout] | ||_____________________^ creates a temporary value which is freed while still in use [INFO] [stdout] 87 | | .positions() [INFO] [stdout] | |_________________________- argument requires that borrow lasts for `'1` [INFO] [stdout] 88 | } [INFO] [stdout] | - temporary value is freed at the end of this statement [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0716`. [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0716`. [INFO] [stdout] [INFO] [stderr] error: could not compile `blobwar` (lib) due to 2 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `blobwar` (lib test) due to 2 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "6d28ed886e42d0b2299c2f82c8ee99e8111f0348b58361d67c6b31819524186f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6d28ed886e42d0b2299c2f82c8ee99e8111f0348b58361d67c6b31819524186f", kill_on_drop: false }` [INFO] [stdout] 6d28ed886e42d0b2299c2f82c8ee99e8111f0348b58361d67c6b31819524186f